//===== Copyright 1996-2005, Valve Corporation, All rights reserved. ======// // // Purpose: Responsible for drawing the scene // //===========================================================================// #include "cbase.h" #include "view.h" #include "iviewrender.h" #include "view_shared.h" #include "ivieweffects.h" #include "iinput.h" #include "model_types.h" #include "clientsideeffects.h" #include "particlemgr.h" #include "viewrender.h" #include "iclientmode.h" #include "voice_status.h" #include "glow_overlay.h" #include "materialsystem/imesh.h" #include "materialsystem/ITexture.h" #include "materialsystem/IMaterial.h" #include "materialsystem/IMaterialVar.h" #include "materialsystem/imaterialsystem.h" #include "DetailObjectSystem.h" #include "tier0/vprof.h" #include "tier1/mempool.h" #include "vstdlib/jobthread.h" #include "datacache/imdlcache.h" #include "engine/IEngineTrace.h" #include "engine/ivmodelinfo.h" #include "tier0/icommandline.h" #include "view_scene.h" #include "particles_ez.h" #include "engine/IStaticPropMgr.h" #include "engine/ivdebugoverlay.h" #include "c_pixel_visibility.h" #include "precache_register.h" #include "c_rope.h" #include "c_effects.h" #include "smoke_fog_overlay.h" #include "materialsystem/imaterialsystemhardwareconfig.h" #include "vgui_int.h" #include "ienginevgui.h" #include "ScreenSpaceEffects.h" #include "toolframework_client.h" #include "c_func_reflective_glass.h" #include "keyvalues.h" #include "renderparm.h" #include "modelrendersystem.h" #include "vgui/ISurface.h" #define PARTICLE_USAGE_DEMO // uncomment to get particle bar thing #if defined( HL2_CLIENT_DLL ) || defined( INFESTED_DLL ) #define USE_MONITORS #endif #include "rendertexture.h" #include "viewpostprocess.h" #include "viewdebug.h" #ifdef USE_MONITORS #include "c_point_camera.h" #endif // USE_MONITORS #ifdef INFESTED_DLL #include "c_asw_render_targets.h" #include "clientmode_asw.h" #endif // memdbgon must be the last include file in a .cpp file!!! #include "tier0/memdbgon.h" static void testfreezeframe_f( void ) { view->FreezeFrame( 3.0 ); } static ConCommand test_freezeframe( "test_freezeframe", testfreezeframe_f, "Test the freeze frame code.", FCVAR_CHEAT ); //----------------------------------------------------------------------------- static ConVar r_visocclusion( "r_visocclusion", "0", FCVAR_CHEAT ); extern ConVar r_flashlightdepthtexture; extern ConVar vcollide_wireframe; extern ConVar mat_motion_blur_enabled; extern ConVar r_depthoverlay; extern ConVar r_shadow_deferred; //----------------------------------------------------------------------------- // Convars related to controlling rendering //----------------------------------------------------------------------------- static ConVar cl_maxrenderable_dist("cl_maxrenderable_dist", "3000", FCVAR_CHEAT, "Max distance from the camera at which things will be rendered" ); ConVar r_entityclips( "r_entityclips", "1" ); //FIXME: Nvidia drivers before 81.94 on cards that support user clip planes will have problems with this, require driver update? Detect and disable? // Matches the version in the engine static ConVar r_drawopaqueworld( "r_drawopaqueworld", "1", FCVAR_CHEAT ); static ConVar r_drawtranslucentworld( "r_drawtranslucentworld", "1", FCVAR_CHEAT ); static ConVar r_3dsky( "r_3dsky","1", 0, "Enable the rendering of 3d sky boxes" ); static ConVar r_skybox( "r_skybox","1", FCVAR_CHEAT, "Enable the rendering of sky boxes" ); ConVar r_drawviewmodel( "r_drawviewmodel","1", FCVAR_CHEAT ); static ConVar r_drawtranslucentrenderables( "r_drawtranslucentrenderables", "1", FCVAR_CHEAT ); static ConVar r_drawopaquerenderables( "r_drawopaquerenderables", "1", FCVAR_CHEAT ); static ConVar r_flashlightdepth_drawtranslucents( "r_flashlightdepth_drawtranslucents", "0", FCVAR_NONE ); ConVar r_flashlightvolumetrics( "r_flashlightvolumetrics", "1" ); // FIXME: This is not static because we needed to turn it off for TF2 playtests ConVar r_DrawDetailProps( "r_DrawDetailProps", "1", FCVAR_NONE, "0=Off, 1=Normal, 2=Wireframe" ); ConVar r_worldlistcache( "r_worldlistcache", "1" ); ConVar mat_ambient_light_r_forced( "mat_ambient_light_r_forced", "-1.0" ); ConVar mat_ambient_light_g_forced( "mat_ambient_light_g_forced", "-1.0" ); ConVar mat_ambient_light_b_forced( "mat_ambient_light_b_forced", "-1.0" ); //----------------------------------------------------------------------------- // Convars related to fog color //----------------------------------------------------------------------------- static void GetFogColor( fogparams_t *pFogParams, float *pColor, bool ignoreOverride = false, bool ignoreHDRColorScale = false ); static float GetFogMaxDensity( fogparams_t *pFogParams, bool ignoreOverride = false ); static bool GetFogEnable( fogparams_t *pFogParams, bool ignoreOverride = false ); static float GetFogStart( fogparams_t *pFogParams, bool ignoreOverride = false ); static float GetFogEnd( fogparams_t *pFogParams, bool ignoreOverride = false ); static float GetSkyboxFogStart( bool ignoreOverride = false ); static float GetSkyboxFogEnd( bool ignoreOverride = false ); static float GetSkyboxFogMaxDensity( bool ignoreOverride = false ); static void GetSkyboxFogColor( float *pColor, bool ignoreOverride = false, bool ignoreHDRColorScale = false ); static void FogOverrideCallback( IConVar *pConVar, char const *pOldString, float flOldValue ); static ConVar fog_override( "fog_override", "0", FCVAR_CHEAT, "Overrides the map's fog settings (-1 populates fog_ vars with map's values)", FogOverrideCallback ); // set any of these to use the maps fog static ConVar fog_start( "fog_start", "-1", FCVAR_CHEAT ); static ConVar fog_end( "fog_end", "-1", FCVAR_CHEAT ); static ConVar fog_color( "fog_color", "-1 -1 -1", FCVAR_CHEAT ); static ConVar fog_enable( "fog_enable", "1", FCVAR_CHEAT ); static ConVar fog_startskybox( "fog_startskybox", "-1", FCVAR_CHEAT ); static ConVar fog_endskybox( "fog_endskybox", "-1", FCVAR_CHEAT ); static ConVar fog_maxdensityskybox( "fog_maxdensityskybox", "-1", FCVAR_CHEAT ); static ConVar fog_colorskybox( "fog_colorskybox", "-1 -1 -1", FCVAR_CHEAT ); static ConVar fog_enableskybox( "fog_enableskybox", "1", FCVAR_CHEAT ); static ConVar fog_maxdensity( "fog_maxdensity", "-1", FCVAR_CHEAT ); static ConVar fog_hdrcolorscale( "fog_hdrcolorscale", "-1", FCVAR_CHEAT ); static ConVar fog_hdrcolorscaleskybox( "fog_hdrcolorscaleskybox", "-1", FCVAR_CHEAT ); static void FogOverrideCallback( IConVar *pConVar, char const *pOldString, float flOldValue ) { C_BasePlayer *localPlayer = C_BasePlayer::GetLocalPlayer(); if ( !localPlayer ) return; ConVarRef var( pConVar ); if ( var.GetInt() == -1 ) { fogparams_t *pFogParams = localPlayer->GetFogParams(); float fogColor[3]; fog_start.SetValue( GetFogStart( pFogParams, true ) ); fog_end.SetValue( GetFogEnd( pFogParams, true ) ); GetFogColor( pFogParams, fogColor, true, true ); fog_color.SetValue( VarArgs( "%.1f %.1f %.1f", fogColor[0]*255, fogColor[1]*255, fogColor[2]*255 ) ); fog_enable.SetValue( GetFogEnable( pFogParams, true ) ); fog_startskybox.SetValue( GetSkyboxFogStart( true ) ); fog_endskybox.SetValue( GetSkyboxFogEnd( true ) ); fog_maxdensityskybox.SetValue( GetSkyboxFogMaxDensity( true ) ); GetSkyboxFogColor( fogColor, true, true ); fog_colorskybox.SetValue( VarArgs( "%.1f %.1f %.1f", fogColor[0]*255, fogColor[1]*255, fogColor[2]*255 ) ); fog_enableskybox.SetValue( localPlayer->m_Local.m_skybox3d.fog.enable.Get() ); fog_maxdensity.SetValue( GetFogMaxDensity( pFogParams, true ) ); fog_hdrcolorscale.SetValue( pFogParams->HDRColorScale ); fog_hdrcolorscaleskybox.SetValue( localPlayer->m_Local.m_skybox3d.fog.HDRColorScale.Get() ); } } //----------------------------------------------------------------------------- // Water-related convars //----------------------------------------------------------------------------- static ConVar r_debugcheapwater( "r_debugcheapwater", "0", FCVAR_CHEAT ); #ifndef _X360 static ConVar r_waterforceexpensive( "r_waterforceexpensive", "0" ); #endif static ConVar r_waterforcereflectentities( "r_waterforcereflectentities", "0" ); static ConVar r_WaterDrawRefraction( "r_WaterDrawRefraction", "1", 0, "Enable water refraction" ); static ConVar r_WaterDrawReflection( "r_WaterDrawReflection", "1", 0, "Enable water reflection" ); static ConVar r_ForceWaterLeaf( "r_ForceWaterLeaf", "1", 0, "Enable for optimization to water - considers view in leaf under water for purposes of culling" ); static ConVar mat_drawwater( "mat_drawwater", "1", FCVAR_CHEAT ); static ConVar mat_clipz( "mat_clipz", "1" ); //----------------------------------------------------------------------------- // Other convars //----------------------------------------------------------------------------- static ConVar cl_drawmonitors( "cl_drawmonitors", "1" ); static ConVar r_eyewaterepsilon( "r_eyewaterepsilon", "7.0f", FCVAR_CHEAT ); extern ConVar cl_leveloverview; ConVar r_fastzreject( "r_fastzreject", "0", 0, "Activate/deactivates a fast z-setting algorithm to take advantage of hardware with fast z reject. Use -1 to default to hardware settings" ); //----------------------------------------------------------------------------- // Globals //----------------------------------------------------------------------------- static Vector g_vecCurrentRenderOrigin(0,0,0); static QAngle g_vecCurrentRenderAngles(0,0,0); static Vector g_vecCurrentVForward(0,0,0), g_vecCurrentVRight(0,0,0), g_vecCurrentVUp(0,0,0); static VMatrix g_matCurrentCamInverse; bool s_bCanAccessCurrentView = false; IntroData_t *g_pIntroData = NULL; static bool g_bRenderingView = false; // For debugging... static int g_CurrentViewID = VIEW_NONE; bool g_bRenderingScreenshot = false; static FrustumCache_t s_FrustumCache; FrustumCache_t *FrustumCache( void ) { return &s_FrustumCache; } #define FREEZECAM_SNAPSHOT_FADE_SPEED 340 float g_flFreezeFlash[ MAX_SPLITSCREEN_PLAYERS ]; //----------------------------------------------------------------------------- CON_COMMAND( r_cheapwaterstart, "" ) { if( args.ArgC() == 2 ) { float dist = atof( args[ 1 ] ); view->SetCheapWaterStartDistance( dist ); } else { float start, end; view->GetWaterLODParams( start, end ); Warning( "r_cheapwaterstart: %f\n", start ); } } CON_COMMAND( r_cheapwaterend, "" ) { if( args.ArgC() == 2 ) { float dist = atof( args[ 1 ] ); view->SetCheapWaterEndDistance( dist ); } else { float start, end; view->GetWaterLODParams( start, end ); Warning( "r_cheapwaterend: %f\n", end ); } } //----------------------------------------------------------------------------- // Describes a pruned set of leaves to be rendered this view. Reference counted // because potentially shared by a number of views //----------------------------------------------------------------------------- struct ClientWorldListInfo_t : public CRefCounted1 { ClientWorldListInfo_t() { memset( (WorldListInfo_t *)this, 0, sizeof(WorldListInfo_t) ); m_pOriginalLeafIndex = NULL; m_bPooledAlloc = false; } // Allocate a list intended for pruning static ClientWorldListInfo_t *AllocPooled( const ClientWorldListInfo_t &exemplar ); // Because we remap leaves to eliminate unused leaves, we need a remap // when drawing translucent surfaces, which requires the *original* leaf index // using m_pOriginalLeafIndex[ remapped leaf index ] == actual leaf index uint16 *m_pOriginalLeafIndex; private: virtual bool OnFinalRelease(); bool m_bPooledAlloc; static CObjectPool gm_Pool; }; //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- class CWorldListCache { public: CWorldListCache() { } void Flush() { for ( int i = m_Entries.FirstInorder(); i != m_Entries.InvalidIndex(); i = m_Entries.NextInorder( i ) ) { delete m_Entries[i]; } m_Entries.RemoveAll(); } bool Find( const CViewSetup &viewSetup, IWorldRenderList **ppList, ClientWorldListInfo_t **ppListInfo ) { Entry_t lookup( viewSetup ); int i = m_Entries.Find( &lookup ); if ( i != m_Entries.InvalidIndex() ) { Entry_t *pEntry = m_Entries[i]; *ppList = InlineAddRef( pEntry->pList ); *ppListInfo = InlineAddRef( pEntry->pListInfo ); return true; } return false; } void Add( const CViewSetup &viewSetup, IWorldRenderList *pList, ClientWorldListInfo_t *pListInfo ) { m_Entries.Insert( new Entry_t( viewSetup, pList, pListInfo ) ); } private: struct Entry_t { Entry_t( const CViewSetup &viewSetup, IWorldRenderList *pList = NULL, ClientWorldListInfo_t *pListInfo = NULL ) : pList( ( pList ) ? InlineAddRef( pList ) : NULL ), pListInfo( ( pListInfo ) ? InlineAddRef( pListInfo ) : NULL ) { // @NOTE (toml 8/18/2006): because doing memcmp, need to fill all of the fields and the padding! memset( &m_bOrtho, 0, offsetof(Entry_t, pList ) - offsetof(Entry_t, m_bOrtho ) ); m_bOrtho = viewSetup.m_bOrtho; m_OrthoLeft = viewSetup.m_OrthoLeft; m_OrthoTop = viewSetup.m_OrthoTop; m_OrthoRight = viewSetup.m_OrthoRight; m_OrthoBottom = viewSetup.m_OrthoBottom; fov = viewSetup.fov; origin = viewSetup.origin; angles = viewSetup.angles; zNear = viewSetup.zNear; zFar = viewSetup.zFar; m_flAspectRatio = viewSetup.m_flAspectRatio; m_bOffCenter = viewSetup.m_bOffCenter; m_flOffCenterTop = viewSetup.m_flOffCenterTop; m_flOffCenterBottom = viewSetup.m_flOffCenterBottom; m_flOffCenterLeft = viewSetup.m_flOffCenterLeft; m_flOffCenterRight = viewSetup.m_flOffCenterRight; } ~Entry_t() { if ( pList ) pList->Release(); if ( pListInfo ) pListInfo->Release(); } // The fields from CViewSetup that would actually affect the list float m_OrthoLeft; float m_OrthoTop; float m_OrthoRight; float m_OrthoBottom; float fov; Vector origin; QAngle angles; float zNear; float zFar; float m_flAspectRatio; float m_flOffCenterTop; float m_flOffCenterBottom; float m_flOffCenterLeft; float m_flOffCenterRight; bool m_bOrtho; bool m_bOffCenter; IWorldRenderList *pList; ClientWorldListInfo_t *pListInfo; }; class CEntryComparator { public: CEntryComparator( int ) {} bool operator!() const { return false; } bool operator()( const Entry_t *lhs, const Entry_t *rhs ) const { return ( memcmp( lhs, rhs, sizeof(Entry_t) - ( sizeof(Entry_t) - offsetof(Entry_t, pList ) ) ) < 0 ); } }; CUtlRBTree m_Entries; }; CWorldListCache g_WorldListCache; //----------------------------------------------------------------------------- // Standard 3d skybox view //----------------------------------------------------------------------------- class CSkyboxView : public CRendering3dView { DECLARE_CLASS( CSkyboxView, CRendering3dView ); public: CSkyboxView(CViewRender *pMainView) : CRendering3dView( pMainView ), m_pSky3dParams( NULL ) { } bool Setup( const CViewSetup &view, int *pClearFlags, SkyboxVisibility_t *pSkyboxVisible ); void Draw(); protected: virtual SkyboxVisibility_t ComputeSkyboxVisibility(); bool GetSkyboxFogEnable(); void Enable3dSkyboxFog( void ); void DrawInternal( view_id_t iSkyBoxViewID = VIEW_3DSKY, bool bInvokePreAndPostRender = true, ITexture *pRenderTarget = NULL ); sky3dparams_t * PreRender3dSkyboxWorld( SkyboxVisibility_t nSkyboxVisible ); sky3dparams_t *m_pSky3dParams; }; //----------------------------------------------------------------------------- // Shadow depth texture //----------------------------------------------------------------------------- class CShadowDepthView : public CRendering3dView { DECLARE_CLASS( CShadowDepthView, CRendering3dView ); public: CShadowDepthView(CViewRender *pMainView) : CRendering3dView( pMainView ) {} void Setup( const CViewSetup &shadowViewIn, ITexture *pRenderTarget, ITexture *pDepthTexture ); void Draw(); private: ITexture *m_pRenderTarget; ITexture *m_pDepthTexture; }; //----------------------------------------------------------------------------- // Freeze frame. Redraws the frame at which it was enabled. //----------------------------------------------------------------------------- class CFreezeFrameView : public CRendering3dView { DECLARE_CLASS( CFreezeFrameView, CRendering3dView ); public: CFreezeFrameView(CViewRender *pMainView) : CRendering3dView( pMainView ) {} void Setup( const CViewSetup &view ); void Draw(); private: CMaterialReference m_pFreezeFrame; CMaterialReference m_TranslucentSingleColor; int m_nSubRect[ 4 ]; int m_nScreenSize[ 2 ]; }; //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- class CBaseWorldView : public CRendering3dView { DECLARE_CLASS( CBaseWorldView, CRendering3dView ); protected: CBaseWorldView(CViewRender *pMainView) : CRendering3dView( pMainView ) {} virtual bool AdjustView( float waterHeight ); void DrawSetup( float waterHeight, int flags, float waterZAdjust, int iForceViewLeaf = -1 ); void DrawExecute( float waterHeight, view_id_t viewID, float waterZAdjust ); virtual void PushView( float waterHeight ); virtual void PopView(); }; //----------------------------------------------------------------------------- // Draws the scene when there's no water or only cheap water //----------------------------------------------------------------------------- class CSimpleWorldView : public CBaseWorldView { DECLARE_CLASS( CSimpleWorldView, CBaseWorldView ); public: CSimpleWorldView(CViewRender *pMainView) : CBaseWorldView( pMainView ) {} void Setup( const CViewSetup &view, int nClearFlags, bool bDrawSkybox, const VisibleFogVolumeInfo_t &fogInfo, const WaterRenderInfo_t& info, ViewCustomVisibility_t *pCustomVisibility = NULL ); void Draw(); private: VisibleFogVolumeInfo_t m_fogInfo; }; //----------------------------------------------------------------------------- // Base class for scenes with water //----------------------------------------------------------------------------- class CBaseWaterView : public CBaseWorldView { DECLARE_CLASS( CBaseWaterView, CBaseWorldView ); public: CBaseWaterView(CViewRender *pMainView) : CBaseWorldView( pMainView ), m_SoftwareIntersectionView( pMainView ) {} // void Setup( const CViewSetup &, const WaterRenderInfo_t& info ); protected: void CalcWaterEyeAdjustments( const VisibleFogVolumeInfo_t &fogInfo, float &newWaterHeight, float &waterZAdjust, bool bSoftwareUserClipPlane ); class CSoftwareIntersectionView : public CBaseWorldView { DECLARE_CLASS( CSoftwareIntersectionView, CBaseWorldView ); public: CSoftwareIntersectionView(CViewRender *pMainView) : CBaseWorldView( pMainView ) {} void Setup( bool bAboveWater ); void Draw(); private: CBaseWaterView *GetOuter() { return GET_OUTER( CBaseWaterView, m_SoftwareIntersectionView ); } }; friend class CSoftwareIntersectionView; CSoftwareIntersectionView m_SoftwareIntersectionView; WaterRenderInfo_t m_waterInfo; float m_waterHeight; float m_waterZAdjust; bool m_bSoftwareUserClipPlane; VisibleFogVolumeInfo_t m_fogInfo; }; //----------------------------------------------------------------------------- // Scenes above water //----------------------------------------------------------------------------- class CAboveWaterView : public CBaseWaterView { DECLARE_CLASS( CAboveWaterView, CBaseWaterView ); public: CAboveWaterView(CViewRender *pMainView) : CBaseWaterView( pMainView ), m_ReflectionView( pMainView ), m_RefractionView( pMainView ), m_IntersectionView( pMainView ) {} void Setup( const CViewSetup &view, bool bDrawSkybox, const VisibleFogVolumeInfo_t &fogInfo, const WaterRenderInfo_t& waterInfo ); void Draw(); class CReflectionView : public CBaseWorldView { DECLARE_CLASS( CReflectionView, CBaseWorldView ); public: CReflectionView(CViewRender *pMainView) : CBaseWorldView( pMainView ) {} void Setup( bool bReflectEntities ); void Draw(); private: CAboveWaterView *GetOuter() { return GET_OUTER( CAboveWaterView, m_ReflectionView ); } }; class CRefractionView : public CBaseWorldView { DECLARE_CLASS( CRefractionView, CBaseWorldView ); public: CRefractionView(CViewRender *pMainView) : CBaseWorldView( pMainView ) {} void Setup(); void Draw(); private: CAboveWaterView *GetOuter() { return GET_OUTER( CAboveWaterView, m_RefractionView ); } }; class CIntersectionView : public CBaseWorldView { DECLARE_CLASS( CIntersectionView, CBaseWorldView ); public: CIntersectionView(CViewRender *pMainView) : CBaseWorldView( pMainView ) {} void Setup(); void Draw(); private: CAboveWaterView *GetOuter() { return GET_OUTER( CAboveWaterView, m_IntersectionView ); } }; friend class CRefractionView; friend class CReflectionView; friend class CIntersectionView; bool m_bViewIntersectsWater; CReflectionView m_ReflectionView; CRefractionView m_RefractionView; CIntersectionView m_IntersectionView; }; //----------------------------------------------------------------------------- // Scenes below water //----------------------------------------------------------------------------- class CUnderWaterView : public CBaseWaterView { DECLARE_CLASS( CUnderWaterView, CBaseWaterView ); public: CUnderWaterView(CViewRender *pMainView) : CBaseWaterView( pMainView ), m_RefractionView( pMainView ) {} void Setup( const CViewSetup &view, bool bDrawSkybox, const VisibleFogVolumeInfo_t &fogInfo, const WaterRenderInfo_t& info ); void Draw(); class CRefractionView : public CBaseWorldView { DECLARE_CLASS( CRefractionView, CBaseWorldView ); public: CRefractionView(CViewRender *pMainView) : CBaseWorldView( pMainView ) {} void Setup(); void Draw(); private: CUnderWaterView *GetOuter() { return GET_OUTER( CUnderWaterView, m_RefractionView ); } }; friend class CRefractionView; bool m_bDrawSkybox; // @MULTICORE (toml 8/17/2006): remove after setup hoisted CRefractionView m_RefractionView; }; //----------------------------------------------------------------------------- // Scenes containing reflective glass //----------------------------------------------------------------------------- class CReflectiveGlassView : public CSimpleWorldView { DECLARE_CLASS( CReflectiveGlassView, CSimpleWorldView ); public: CReflectiveGlassView( CViewRender *pMainView ) : BaseClass( pMainView ) { } virtual bool AdjustView( float flWaterHeight ); virtual void PushView( float waterHeight ); virtual void PopView( ); void Setup( const CViewSetup &view, int nClearFlags, bool bDrawSkybox, const VisibleFogVolumeInfo_t &fogInfo, const WaterRenderInfo_t &waterInfo, const cplane_t &reflectionPlane ); void Draw(); cplane_t m_ReflectionPlane; }; class CRefractiveGlassView : public CSimpleWorldView { DECLARE_CLASS( CRefractiveGlassView, CSimpleWorldView ); public: CRefractiveGlassView( CViewRender *pMainView ) : BaseClass( pMainView ) { } virtual bool AdjustView( float flWaterHeight ); virtual void PushView( float waterHeight ); virtual void PopView( ); void Setup( const CViewSetup &view, int nClearFlags, bool bDrawSkybox, const VisibleFogVolumeInfo_t &fogInfo, const WaterRenderInfo_t &waterInfo, const cplane_t &reflectionPlane ); void Draw(); cplane_t m_ReflectionPlane; }; //----------------------------------------------------------------------------- // view of a single entity by itself //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- // Computes draw flags for the engine to build its world surface lists //----------------------------------------------------------------------------- static inline unsigned long BuildEngineDrawWorldListFlags( unsigned nDrawFlags ) { unsigned long nEngineFlags = 0; if ( ( nDrawFlags & DF_SKIP_WORLD ) == 0 ) { nEngineFlags |= DRAWWORLDLISTS_DRAW_WORLD_GEOMETRY; } if ( ( nDrawFlags & DF_SKIP_WORLD_DECALS_AND_OVERLAYS ) == 0 ) { nEngineFlags |= DRAWWORLDLISTS_DRAW_DECALS_AND_OVERLAYS; } if ( nDrawFlags & DF_DRAWSKYBOX ) { nEngineFlags |= DRAWWORLDLISTS_DRAW_SKYBOX; } if ( nDrawFlags & DF_RENDER_ABOVEWATER ) { nEngineFlags |= DRAWWORLDLISTS_DRAW_STRICTLYABOVEWATER; nEngineFlags |= DRAWWORLDLISTS_DRAW_INTERSECTSWATER; } if ( nDrawFlags & DF_RENDER_UNDERWATER ) { nEngineFlags |= DRAWWORLDLISTS_DRAW_STRICTLYUNDERWATER; nEngineFlags |= DRAWWORLDLISTS_DRAW_INTERSECTSWATER; } if ( nDrawFlags & DF_RENDER_WATER ) { nEngineFlags |= DRAWWORLDLISTS_DRAW_WATERSURFACE; } if( nDrawFlags & DF_CLIP_SKYBOX ) { nEngineFlags |= DRAWWORLDLISTS_DRAW_CLIPSKYBOX; } if( nDrawFlags & DF_SHADOW_DEPTH_MAP ) { nEngineFlags |= DRAWWORLDLISTS_DRAW_SHADOWDEPTH; nEngineFlags &= ~DRAWWORLDLISTS_DRAW_DECALS_AND_OVERLAYS; } if( nDrawFlags & DF_RENDER_REFRACTION ) { nEngineFlags |= DRAWWORLDLISTS_DRAW_REFRACTION; } if( nDrawFlags & DF_RENDER_REFLECTION ) { nEngineFlags |= DRAWWORLDLISTS_DRAW_REFLECTION; } return nEngineFlags; } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- static void SetClearColorToFogColor() { unsigned char ucFogColor[3]; CMatRenderContextPtr pRenderContext( materials ); pRenderContext->GetFogColor( ucFogColor ); if( g_pMaterialSystemHardwareConfig->GetHDRType() == HDR_TYPE_INTEGER ) { // @MULTICORE (toml 8/16/2006): Find a way to not do this twice in eye above water case float scale = LinearToGammaFullRange( pRenderContext->GetToneMappingScaleLinear().x ); ucFogColor[0] *= scale; ucFogColor[1] *= scale; ucFogColor[2] *= scale; } pRenderContext->ClearColor4ub( ucFogColor[0], ucFogColor[1], ucFogColor[2], 255 ); } //----------------------------------------------------------------------------- // Precache of necessary materials //----------------------------------------------------------------------------- #ifdef HL2_CLIENT_DLL PRECACHE_REGISTER_BEGIN( GLOBAL, PrecacheViewRender ) PRECACHE( MATERIAL, "scripted/intro_screenspaceeffect" ) PRECACHE_REGISTER_END() #endif PRECACHE_REGISTER_BEGIN( GLOBAL, PrecachePostProcessingEffects ) PRECACHE( MATERIAL, "dev/blurfiltery_and_add_nohdr" ) PRECACHE( MATERIAL, "dev/blurfilterx" ) PRECACHE( MATERIAL, "dev/blurfilterx_nohdr" ) PRECACHE( MATERIAL, "dev/blurfiltery" ) PRECACHE( MATERIAL, "dev/blurfiltery_nohdr" ) PRECACHE( MATERIAL, "dev/blurfiltery_nohdr_clear" ) PRECACHE( MATERIAL, "dev/bloomadd" ) PRECACHE( MATERIAL, "dev/downsample" ) PRECACHE( MATERIAL, "dev/downsample_non_hdr" ) PRECACHE( MATERIAL, "dev/no_pixel_write" ) PRECACHE( MATERIAL, "dev/lumcompare" ) PRECACHE( MATERIAL, "dev/floattoscreen_combine" ) PRECACHE( MATERIAL, "dev/copyfullframefb_vanilla" ) PRECACHE( MATERIAL, "dev/copyfullframefb" ) PRECACHE( MATERIAL, "dev/engine_post" ) PRECACHE( MATERIAL, "dev/engine_post_splitscreen" ) PRECACHE( MATERIAL, "dev/motion_blur" ) PRECACHE( MATERIAL, "dev/depth_of_field" ) PRECACHE( MATERIAL, "dev/blurgaussian_3x3" ) PRECACHE( MATERIAL, "dev/fade_blur" ) #if defined( INFESTED_DLL ) PRECACHE( MATERIAL, "dev/glow_color" ) PRECACHE( MATERIAL, "dev/glow_downsample" ) PRECACHE( MATERIAL, "dev/glow_blur_x" ) PRECACHE( MATERIAL, "dev/glow_blur_y" ) PRECACHE( MATERIAL, "dev/halo_add_to_screen" ) #endif // INFESTED_DLL #if defined( INFESTED_DLL ) PRECACHE( MATERIAL, "engine/writestencil" ) #endif // INFSETED_DLL PRECACHE_REGISTER_END( ) //----------------------------------------------------------------------------- // Accessors to return the current view being rendered //----------------------------------------------------------------------------- const Vector &CurrentViewOrigin() { Assert( s_bCanAccessCurrentView ); return g_vecCurrentRenderOrigin; } const QAngle &CurrentViewAngles() { Assert( s_bCanAccessCurrentView ); return g_vecCurrentRenderAngles; } const Vector &CurrentViewForward() { Assert( s_bCanAccessCurrentView ); return g_vecCurrentVForward; } const Vector &CurrentViewRight() { Assert( s_bCanAccessCurrentView ); return g_vecCurrentVRight; } const Vector &CurrentViewUp() { Assert( s_bCanAccessCurrentView ); return g_vecCurrentVUp; } const VMatrix &CurrentWorldToViewMatrix() { Assert( s_bCanAccessCurrentView ); return g_matCurrentCamInverse; } //----------------------------------------------------------------------------- // Methods to set the current view/guard access to view parameters //----------------------------------------------------------------------------- void AllowCurrentViewAccess( bool allow ) { s_bCanAccessCurrentView = allow; } bool IsCurrentViewAccessAllowed() { return s_bCanAccessCurrentView; } static ConVar mat_lpreview_mode( "mat_lpreview_mode", "-1", FCVAR_CHEAT ); void SetupCurrentView( const Vector &vecOrigin, const QAngle &angles, view_id_t viewID, bool bDrawWorldNormal = false, bool bCullFrontFaces = false ) { // Store off view origin and angles g_vecCurrentRenderOrigin = vecOrigin; g_vecCurrentRenderAngles = angles; // Compute the world->main camera transform ComputeCameraVariables( vecOrigin, angles, &g_vecCurrentVForward, &g_vecCurrentVRight, &g_vecCurrentVUp, &g_matCurrentCamInverse ); g_CurrentViewID = viewID; AllowCurrentViewAccess( true ); // Cache off fade distances float flScreenFadeMinSize, flScreenFadeMaxSize; view->GetScreenFadeDistances( &flScreenFadeMinSize, &flScreenFadeMaxSize ); modelinfo->SetViewScreenFadeRange( flScreenFadeMinSize, flScreenFadeMaxSize ); CMatRenderContextPtr pRenderContext( materials ); pRenderContext->SetIntRenderingParameter( INT_RENDERPARM_WRITE_DEPTH_TO_DESTALPHA, ((viewID == VIEW_MAIN) || (viewID == VIEW_3DSKY)) ? 1 : 0 ); if ( bDrawWorldNormal ) pRenderContext->SetIntRenderingParameter( INT_RENDERPARM_ENABLE_FIXED_LIGHTING, ENABLE_FIXED_LIGHTING_OUTPUTNORMAL_AND_DEPTH ); if ( mat_lpreview_mode.GetInt() != -1 ) pRenderContext->SetIntRenderingParameter( INT_RENDERPARM_ENABLE_FIXED_LIGHTING, mat_lpreview_mode.GetInt() ); if ( bCullFrontFaces ) { pRenderContext->FlipCulling( true ); } } view_id_t CurrentViewID() { Assert( g_CurrentViewID != VIEW_ILLEGAL ); return ( view_id_t )g_CurrentViewID; } //----------------------------------------------------------------------------- // Purpose: Portal views are considered 'Main' views. This function tests a view id // against all view ids used by portal renderables, as well as the main view. //----------------------------------------------------------------------------- bool IsMainView ( view_id_t id ) { return (id == VIEW_MAIN); } void FinishCurrentView() { AllowCurrentViewAccess( false ); } //----------------------------------------------------------------------------- // Constructor //----------------------------------------------------------------------------- void CSimpleRenderExecutor::AddView( CRendering3dView *pView ) { CBase3dView *pPrevRenderer = m_pMainView->SetActiveRenderer( pView ); pView->Draw(); m_pMainView->SetActiveRenderer( pPrevRenderer ); } #if !defined( INFESTED_DLL ) static CViewRender g_ViewRender; IViewRender *GetViewRenderInstance() { return &g_ViewRender; } #endif //----------------------------------------------------------------------------- // Constructor //----------------------------------------------------------------------------- CViewRender::CViewRender() : m_SimpleExecutor( this ) { m_flCheapWaterStartDistance = 0.0f; m_flCheapWaterEndDistance = 0.1f; m_BaseDrawFlags = 0; m_pActiveRenderer = NULL; m_pCurrentlyDrawingEntity = NULL; m_bAllowViewAccess = false; } //----------------------------------------------------------------------------- // Purpose: // Output : Returns true on success, false on failure. //----------------------------------------------------------------------------- inline bool CViewRender::ShouldDrawEntities( void ) { return ( !m_pDrawEntities || (m_pDrawEntities->GetInt() != 0) ); } //----------------------------------------------------------------------------- // Purpose: Check all conditions which would prevent drawing the view model // Input : drawViewmodel - // *viewmodel - // Output : Returns true on success, false on failure. //----------------------------------------------------------------------------- bool CViewRender::ShouldDrawViewModel( bool bDrawViewmodel ) { if ( !bDrawViewmodel ) return false; if ( !r_drawviewmodel.GetBool() ) return false; ASSERT_LOCAL_PLAYER_RESOLVABLE(); if ( !C_BasePlayer::GetLocalPlayer() ) return false; if ( C_BasePlayer::GetLocalPlayer()->ShouldDrawLocalPlayer() ) return false; if ( !ShouldDrawEntities() ) return false; if ( render->GetViewEntity() > gpGlobals->maxClients ) return false; return true; } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- bool CViewRender::UpdateRefractIfNeededByList( CViewModelRenderablesList::RenderGroups_t &list ) { int nCount = list.Count(); for( int i=0; i < nCount; ++i ) { IClientRenderable *pRenderable = list[i].m_pRenderable; Assert( pRenderable ); if ( pRenderable->GetRenderFlags() & ERENDERFLAGS_NEEDS_POWER_OF_TWO_FB ) { UpdateRefractTexture(); return true; } } return false; } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CViewRender::DrawRenderablesInList( CViewModelRenderablesList::RenderGroups_t &renderGroups, int flags ) { ASSERT_LOCAL_PLAYER_RESOLVABLE(); #if defined( DBGFLAG_ASSERT ) int nSlot = GET_ACTIVE_SPLITSCREEN_SLOT(); #endif Assert( m_pCurrentlyDrawingEntity == NULL ); int nCount = renderGroups.Count(); for( int i=0; i < nCount; ++i ) { IClientRenderable *pRenderable = renderGroups[i].m_pRenderable; Assert( pRenderable ); // Non-view models wanting to render in view model list... if ( pRenderable->ShouldDraw() ) { Assert( !IsSplitScreenSupported() || pRenderable->ShouldDrawForSplitScreenUser( nSlot ) ); m_pCurrentlyDrawingEntity = pRenderable->GetIClientUnknown()->GetBaseEntity(); pRenderable->DrawModel( STUDIO_RENDER | flags, renderGroups[i].m_InstanceData ); } } m_pCurrentlyDrawingEntity = NULL; } //----------------------------------------------------------------------------- // Purpose: Actually draw the view model // Input : drawViewModel - //----------------------------------------------------------------------------- void CViewRender::DrawViewModels( const CViewSetup &view, bool drawViewmodel ) { VPROF( "CViewRender::DrawViewModel" ); bool bShouldDrawPlayerViewModel = ShouldDrawViewModel( drawViewmodel ); bool bShouldDrawToolViewModels = ToolsEnabled(); if ( !bShouldDrawPlayerViewModel && !bShouldDrawToolViewModels ) return; CMatRenderContextPtr pRenderContext( materials ); MDLCACHE_CRITICAL_SECTION(); #if defined( _X360 ) pRenderContext->PushVertexShaderGPRAllocation( 32 ); #endif PIXEVENT( pRenderContext, "DrawViewModels()" ); // Restore the matrices pRenderContext->MatrixMode( MATERIAL_PROJECTION ); pRenderContext->PushMatrix(); CViewSetup viewModelSetup( view ); viewModelSetup.zNear = view.zNearViewmodel; viewModelSetup.zFar = view.zFarViewmodel; viewModelSetup.fov = view.fovViewmodel; viewModelSetup.m_flAspectRatio = engine->GetScreenAspectRatio( view.width, view.height ); render->Push3DView( viewModelSetup, 0, NULL, GetFrustum() ); const bool bUseDepthHack = true; // FIXME: Add code to read the current depth range float depthmin = 0.0f; float depthmax = 1.0f; // HACK HACK: Munge the depth range to prevent view model from poking into walls, etc. // Force clipped down range if( bUseDepthHack ) pRenderContext->DepthRange( 0.0f, 0.1f ); CViewModelRenderablesList list; ClientLeafSystem()->CollateViewModelRenderables( &list ); CViewModelRenderablesList::RenderGroups_t &opaqueList = list.m_RenderGroups[ CViewModelRenderablesList::VM_GROUP_OPAQUE ]; CViewModelRenderablesList::RenderGroups_t &translucentList = list.m_RenderGroups[ CViewModelRenderablesList::VM_GROUP_TRANSLUCENT ]; if ( ToolsEnabled() && ( !bShouldDrawPlayerViewModel || !bShouldDrawToolViewModels ) ) { int nOpaque = opaqueList.Count(); for ( int i = nOpaque-1; i >= 0; --i ) { IClientRenderable *pRenderable = opaqueList[ i ].m_pRenderable; bool bEntity = pRenderable->GetIClientUnknown()->GetBaseEntity() ? true : false; if ( ( bEntity && !bShouldDrawPlayerViewModel ) || ( !bEntity && !bShouldDrawToolViewModels ) ) { opaqueList.FastRemove( i ); } } int nTranslucent = translucentList.Count(); for ( int i = nTranslucent-1; i >= 0; --i ) { IClientRenderable *pRenderable = translucentList[ i ].m_pRenderable; bool bEntity = pRenderable->GetIClientUnknown()->GetBaseEntity() ? true : false; if ( ( bEntity && !bShouldDrawPlayerViewModel ) || ( !bEntity && !bShouldDrawToolViewModels ) ) { translucentList.FastRemove( i ); } } } // Update refract for opaque models & draw bool bUpdatedRefractForOpaque = UpdateRefractIfNeededByList( opaqueList ); DrawRenderablesInList( opaqueList ); // Update refract for translucent models (if we didn't already update it above) & draw if ( !bUpdatedRefractForOpaque ) // Only do this once for better perf { UpdateRefractIfNeededByList( translucentList ); } DrawRenderablesInList( translucentList, STUDIO_TRANSPARENCY ); // Reset the depth range to the original values if( bUseDepthHack ) pRenderContext->DepthRange( depthmin, depthmax ); render->PopView( GetFrustum() ); // Restore the matrices pRenderContext->MatrixMode( MATERIAL_PROJECTION ); pRenderContext->PopMatrix(); #if defined( _X360 ) pRenderContext->PopVertexShaderGPRAllocation(); #endif } //----------------------------------------------------------------------------- // Purpose: // Output : Returns true on success, false on failure. //----------------------------------------------------------------------------- bool CViewRender::ShouldDrawBrushModels( void ) { if ( m_pDrawBrushModels && !m_pDrawBrushModels->GetInt() ) return false; return true; } //----------------------------------------------------------------------------- // Purpose: Performs screen space effects, if any //----------------------------------------------------------------------------- void CViewRender::PerformScreenSpaceEffects( int x, int y, int w, int h ) { VPROF("CViewRender::PerformScreenSpaceEffects()"); // FIXME: Screen-space effects are busted in the editor if ( engine->IsHammerRunning() ) return; g_pScreenSpaceEffects->RenderEffects( x, y, w, h ); } //----------------------------------------------------------------------------- // Purpose: Sets the screen space effect material (can't be done during rendering) //----------------------------------------------------------------------------- void CViewRender::SetScreenOverlayMaterial( IMaterial *pMaterial ) { m_ScreenOverlayMaterial.Init( pMaterial ); } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- IMaterial *CViewRender::GetScreenOverlayMaterial( ) { return m_ScreenOverlayMaterial; } //----------------------------------------------------------------------------- // Purpose: Performs screen space effects, if any //----------------------------------------------------------------------------- void CViewRender::PerformScreenOverlay( int x, int y, int w, int h ) { VPROF("CViewRender::PerformScreenOverlay()"); if (m_ScreenOverlayMaterial) { if ( m_ScreenOverlayMaterial->NeedsFullFrameBufferTexture() ) { DrawScreenEffectMaterial( m_ScreenOverlayMaterial, x, y, w, h ); } else if ( m_ScreenOverlayMaterial->NeedsPowerOfTwoFrameBufferTexture() ) { // First copy the FB off to the offscreen texture UpdateRefractTexture( x, y, w, h, true ); // Now draw the entire screen using the material... CMatRenderContextPtr pRenderContext( materials ); ITexture *pTexture = GetPowerOfTwoFrameBufferTexture( ); int sw = pTexture->GetActualWidth(); int sh = pTexture->GetActualHeight(); pRenderContext->DrawScreenSpaceRectangle( m_ScreenOverlayMaterial, x, y, w, h, 0, 0, sw-1, sh-1, sw, sh ); } else { byte color[4] = { 255, 255, 255, 255 }; render->ViewDrawFade( color, m_ScreenOverlayMaterial ); } } } void CViewRender::DrawUnderwaterOverlay( void ) { IMaterial *pOverlayMat = m_UnderWaterOverlayMaterial; if ( pOverlayMat ) { CMatRenderContextPtr pRenderContext( materials ); int x, y, w, h; pRenderContext->GetViewport( x, y, w, h ); if ( pOverlayMat->NeedsFullFrameBufferTexture() ) { DrawScreenEffectMaterial( pOverlayMat, x, y, w, h ); } else if ( pOverlayMat->NeedsPowerOfTwoFrameBufferTexture() ) { // First copy the FB off to the offscreen texture UpdateRefractTexture( x, y, w, h, true ); // Now draw the entire screen using the material... CMatRenderContextPtr pRenderContext( materials ); ITexture *pTexture = GetPowerOfTwoFrameBufferTexture( ); int sw = pTexture->GetActualWidth(); int sh = pTexture->GetActualHeight(); pRenderContext->DrawScreenSpaceRectangle( pOverlayMat, x, y, w, h, 0, 0, sw-1, sh-1, sw, sh ); } else { pRenderContext->DrawScreenSpaceRectangle( pOverlayMat, x, y, w, h, 0, 0, 1, 1, 1, 1 ); } } } //----------------------------------------------------------------------------- // Purpose: Returns the min/max fade distances //----------------------------------------------------------------------------- static ConVar r_fade360style( "r_fade360style", "1" ); void CViewRender::GetScreenFadeDistances( float *pMin, float *pMax ) { if ( pMin ) { *pMin = m_FadeData.m_flPixelMin; } if ( pMax ) { *pMax = m_FadeData.m_flPixelMax; } // A complete, brutal hack, necessitated by our next-week ship date. // On the 360, we use fade distances to deal with splitscreen. // The tuning is such that the numbers used are correct for 720p. // We are not doing this optimization to save on fillrate; instead we are doing it // to save on CPU. Therefore, specifying the fades in terms of pixels is not correct. // If we're not running @ 720p, then we will recompute a new number based on screen res ratio. if ( IsX360() || r_fade360style.GetInt() ) { int screenWidth, screenHeight; g_pMaterialSystem->GetBackBufferDimensions( screenWidth, screenHeight ); if ( screenHeight != 720 ) { float flRatio = (float)screenHeight / 720.0f; if ( pMin ) { *pMin *= flRatio; } if ( pMax ) { *pMax *= flRatio; } } } } void CViewRender::OnScreenFadeMinSize( const CCommand &args ) { if ( args.ArgC() < 2 ) return; m_FadeData.m_flPixelMin = atof( args[1] ) * 1000.0f; } void CViewRender::OnScreenFadeMaxSize( const CCommand &args ) { if ( args.ArgC() < 2 ) return; m_FadeData.m_flPixelMax = atof( args[1] ) * 1000.0f; } //----------------------------------------------------------------------------- // Purpose: Initialize the fade data. //----------------------------------------------------------------------------- void CViewRender::InitFadeData( void ) { // What system are we running. // GetActualCPULevel() returns the cpu_level convar value, even on the 360. // L4D knocks down this convar in splitscreen mode to control the fade distances. int nSystemLevel = GetActualCPULevel(); m_FadeData = g_aFadeData[nSystemLevel+1]; } C_BaseEntity *CViewRender::GetCurrentlyDrawingEntity() { return m_pCurrentlyDrawingEntity; } void CViewRender::SetCurrentlyDrawingEntity( C_BaseEntity *pEnt ) { m_pCurrentlyDrawingEntity = pEnt; } bool CViewRender::UpdateShadowDepthTexture( ITexture *pRenderTarget, ITexture *pDepthTexture, const CViewSetup &shadowViewIn ) { VPROF_INCREMENT_COUNTER( "shadow depth textures rendered", 1 ); CMatRenderContextPtr pRenderContext( materials ); #ifdef PIX_ENABLE char szPIXEventName[128]; sprintf( szPIXEventName, "UpdateShadowDepthTexture (%s)", pDepthTexture->GetName() ); PIXEVENT( pRenderContext, szPIXEventName ); #endif CRefPtr pShadowDepthView = new CShadowDepthView( this ); pShadowDepthView->Setup( shadowViewIn, pRenderTarget, pDepthTexture ); AddViewToScene( pShadowDepthView ); return true; } //----------------------------------------------------------------------------- // Purpose: Renders world and all entities, etc. //----------------------------------------------------------------------------- void CViewRender::ViewDrawScene( bool bDrew3dSkybox, SkyboxVisibility_t nSkyboxVisible, const CViewSetup &view, int nClearFlags, view_id_t viewID, bool bDrawViewModel, int baseDrawFlags, ViewCustomVisibility_t *pCustomVisibility ) { VPROF( "CViewRender::ViewDrawScene" ); // this allows the refract texture to be updated once per *scene* on 360 // (e.g. once for a monitor scene and once for the main scene) g_viewscene_refractUpdateFrame = gpGlobals->framecount - 1; g_pClientShadowMgr->PreRender(); // Shadowed flashlights supported on ps_2_b and up... if ( ( viewID == VIEW_MAIN ) && ( !view.m_bDrawWorldNormal ) ) { // On the 360, we call this even when we don't have shadow depth textures enabled, so that // the flashlight state gets set up properly g_pClientShadowMgr->ComputeShadowDepthTextures( view ); } m_BaseDrawFlags = baseDrawFlags; SetupCurrentView( view.origin, view.angles, viewID, view.m_bDrawWorldNormal, view.m_bCullFrontFaces ); // Invoke pre-render methods IGameSystem::PreRenderAllSystems(); // Start view unsigned int visFlags; SetupVis( view, visFlags, pCustomVisibility ); if ( !bDrew3dSkybox && ( nSkyboxVisible == SKYBOX_NOT_VISIBLE ) && ( visFlags & IVRenderView::VIEW_SETUP_VIS_EX_RETURN_FLAGS_USES_RADIAL_VIS ) ) { // This covers the case where we don't see a 3dskybox, yet radial vis is clipping // the far plane. Need to clear to fog color in this case. nClearFlags |= VIEW_CLEAR_COLOR; SetClearColorToFogColor( ); } bool drawSkybox = r_skybox.GetBool(); if ( bDrew3dSkybox || ( nSkyboxVisible == SKYBOX_NOT_VISIBLE ) ) { drawSkybox = false; } ParticleMgr()->IncrementFrameCode(); DrawWorldAndEntities( drawSkybox, view, nClearFlags, pCustomVisibility ); // Disable fog for the rest of the stuff DisableFog(); // UNDONE: Don't do this with masked brush models, they should probably be in a separate list // render->DrawMaskEntities() // Here are the overlays... if ( !view.m_bDrawWorldNormal ) { CGlowOverlay::DrawOverlays( view.m_bCacheFullSceneState ); } // issue the pixel visibility tests if ( IsMainView( CurrentViewID() ) && !view.m_bDrawWorldNormal ) { PixelVisibility_EndCurrentView(); } // Draw rain.. DrawPrecipitation(); // Draw volumetrics for shadowed flashlights if ( r_flashlightvolumetrics.GetBool() && (viewID != VIEW_SHADOW_DEPTH_TEXTURE) && !view.m_bDrawWorldNormal ) { g_pClientShadowMgr->DrawVolumetrics( view ); } // Make sure sound doesn't stutter engine->Sound_ExtraUpdate(); // Debugging info goes over the top CDebugViewRender::Draw3DDebuggingInfo( view ); // Draw client side effects // NOTE: These are not sorted against the rest of the frame clienteffects->DrawEffects( gpGlobals->frametime ); // Mark the frame as locked down for client fx additions SetFXCreationAllowed( false ); // Invoke post-render methods IGameSystem::PostRenderAllSystems(); FinishCurrentView(); // Free shadow depth textures for use in future view if ( ( viewID == VIEW_MAIN ) && ( !view.m_bDrawWorldNormal ) ) { g_pClientShadowMgr->UnlockAllShadowDepthTextures(); } // Set int rendering parameters back to defaults CMatRenderContextPtr pRenderContext( materials ); pRenderContext->SetIntRenderingParameter( INT_RENDERPARM_ENABLE_FIXED_LIGHTING, 0 ); if ( view.m_bCullFrontFaces ) { pRenderContext->FlipCulling( false ); } } void CheckAndTransitionColor( float flPercent, float *pColor, float *pLerpToColor ) { if ( pLerpToColor[0] != pColor[0] || pLerpToColor[1] != pColor[1] || pLerpToColor[2] != pColor[2] ) { float flDestColor[3]; flDestColor[0] = pLerpToColor[0]; flDestColor[1] = pLerpToColor[1]; flDestColor[2] = pLerpToColor[2]; pColor[0] = FLerp( pColor[0], flDestColor[0], flPercent ); pColor[1] = FLerp( pColor[1], flDestColor[1], flPercent ); pColor[2] = FLerp( pColor[2], flDestColor[2], flPercent ); } else { pColor[0] = pLerpToColor[0]; pColor[1] = pLerpToColor[1]; pColor[2] = pLerpToColor[2]; } } static void GetFogColorTransition( fogparams_t *pFogParams, float *pColorPrimary, float *pColorSecondary ) { if ( !pFogParams ) return; if ( pFogParams->lerptime >= gpGlobals->curtime ) { float flPercent = 1.0f - (( pFogParams->lerptime - gpGlobals->curtime ) / pFogParams->duration ); float flPrimaryColorLerp[3] = { pFogParams->colorPrimaryLerpTo.GetR(), pFogParams->colorPrimaryLerpTo.GetG(), pFogParams->colorPrimaryLerpTo.GetB() }; float flSecondaryColorLerp[3] = { pFogParams->colorSecondaryLerpTo.GetR(), pFogParams->colorSecondaryLerpTo.GetG(), pFogParams->colorSecondaryLerpTo.GetB() }; CheckAndTransitionColor( flPercent, pColorPrimary, flPrimaryColorLerp ); CheckAndTransitionColor( flPercent, pColorSecondary, flSecondaryColorLerp ); } } //----------------------------------------------------------------------------- // Purpose: Returns the fog color to use in rendering the current frame. //----------------------------------------------------------------------------- static void GetFogColor( fogparams_t *pFogParams, float *pColor, bool ignoreOverride, bool ignoreHDRColorScale ) { C_BasePlayer *pbp = C_BasePlayer::GetLocalPlayer(); if ( !pbp || !pFogParams ) return; bool bFogOverride = fog_override.GetBool() && !ignoreOverride; float HDRColorScale; if( bFogOverride && (fog_hdrcolorscale.GetFloat() != -1.0f) ) { HDRColorScale = fog_hdrcolorscale.GetFloat(); } else { HDRColorScale = pFogParams->HDRColorScale; } pColor[0] = pColor[1] = pColor[2] = -1.0f; const char *fogColorString = fog_color.GetString(); if( bFogOverride && fogColorString ) { sscanf( fogColorString, "%f %f %f", pColor, pColor+1, pColor+2 ); } if( (pColor[0] == -1.0f) && (pColor[1] == -1.0f) && (pColor[2] == -1.0f) ) //if not overriding fog, or if we get non-overridden fog color values { float flPrimaryColor[3] = { pFogParams->colorPrimary.GetR(), pFogParams->colorPrimary.GetG(), pFogParams->colorPrimary.GetB() }; float flSecondaryColor[3] = { pFogParams->colorSecondary.GetR(), pFogParams->colorSecondary.GetG(), pFogParams->colorSecondary.GetB() }; GetFogColorTransition( pFogParams, flPrimaryColor, flSecondaryColor ); if( pFogParams->blend ) { // // Blend between two fog colors based on viewing angle. // The secondary fog color is at 180 degrees to the primary fog color. // Vector forward; pbp->EyeVectors( &forward, NULL, NULL ); Vector vNormalized = pFogParams->dirPrimary; VectorNormalize( vNormalized ); pFogParams->dirPrimary = vNormalized; float flBlendFactor = 0.5 * forward.Dot( pFogParams->dirPrimary ) + 0.5; // FIXME: convert to linear colorspace pColor[0] = flPrimaryColor[0] * flBlendFactor + flSecondaryColor[0] * ( 1 - flBlendFactor ); pColor[1] = flPrimaryColor[1] * flBlendFactor + flSecondaryColor[1] * ( 1 - flBlendFactor ); pColor[2] = flPrimaryColor[2] * flBlendFactor + flSecondaryColor[2] * ( 1 - flBlendFactor ); } else { pColor[0] = flPrimaryColor[0]; pColor[1] = flPrimaryColor[1]; pColor[2] = flPrimaryColor[2]; } } if ( !ignoreHDRColorScale && g_pMaterialSystemHardwareConfig->GetHDRType() != HDR_TYPE_NONE ) { VectorScale( pColor, HDRColorScale, pColor ); } VectorScale( pColor, 1.0f / 255.0f, pColor ); } static float GetFogStart( fogparams_t *pFogParams, bool ignoreOverride ) { if( !pFogParams ) return 0.0f; if( fog_override.GetInt() && !ignoreOverride ) { if( fog_start.GetFloat() == -1.0f ) { return pFogParams->start; } else { return fog_start.GetFloat(); } } else { if ( pFogParams->lerptime > gpGlobals->curtime ) { if ( pFogParams->start != pFogParams->startLerpTo ) { if ( pFogParams->lerptime > gpGlobals->curtime ) { float flPercent = 1.0f - (( pFogParams->lerptime - gpGlobals->curtime ) / pFogParams->duration ); return FLerp( pFogParams->start, pFogParams->startLerpTo, flPercent ); } else { if ( pFogParams->start != pFogParams->startLerpTo ) { pFogParams->start = pFogParams->startLerpTo; } } } } return pFogParams->start; } } static float GetFogEnd( fogparams_t *pFogParams, bool ignoreOverride ) { if( !pFogParams ) return 0.0f; if( fog_override.GetInt() && !ignoreOverride ) { if( fog_end.GetFloat() == -1.0f ) { return pFogParams->end; } else { return fog_end.GetFloat(); } } else { if ( pFogParams->lerptime > gpGlobals->curtime ) { if ( pFogParams->end != pFogParams->endLerpTo ) { if ( pFogParams->lerptime > gpGlobals->curtime ) { float flPercent = 1.0f - (( pFogParams->lerptime - gpGlobals->curtime ) / pFogParams->duration ); return FLerp( pFogParams->end, pFogParams->endLerpTo, flPercent ); } else { if ( pFogParams->end != pFogParams->endLerpTo ) { pFogParams->end = pFogParams->endLerpTo; } } } } return pFogParams->end; } } static bool GetFogEnable( fogparams_t *pFogParams, bool ignoreOverride ) { if ( cl_leveloverview.GetFloat() > 0 ) return false; // Ask the clientmode if ( GetClientMode()->ShouldDrawFog() == false ) return false; if( fog_override.GetInt() && !ignoreOverride ) { if( fog_enable.GetInt() ) { return true; } else { return false; } } else { if( pFogParams ) return pFogParams->enable != false; return false; } } static float GetFogMaxDensity( fogparams_t *pFogParams, bool ignoreOverride ) { if( !pFogParams ) return 1.0f; if ( cl_leveloverview.GetFloat() > 0 ) return 1.0f; // Ask the clientmode if ( !GetClientMode()->ShouldDrawFog() ) return 1.0f; if ( fog_override.GetInt() && !ignoreOverride ) { if ( fog_maxdensity.GetFloat() == -1.0f ) return pFogParams->maxdensity; else return fog_maxdensity.GetFloat(); } else { if ( pFogParams->lerptime > gpGlobals->curtime ) { if ( pFogParams->maxdensity != pFogParams->maxdensityLerpTo ) { if ( pFogParams->lerptime > gpGlobals->curtime ) { float flPercent = 1.0f - (( pFogParams->lerptime - gpGlobals->curtime ) / pFogParams->duration ); return FLerp( pFogParams->maxdensity, pFogParams->maxdensityLerpTo, flPercent ); } else { if ( pFogParams->maxdensity != pFogParams->maxdensityLerpTo ) { pFogParams->maxdensity = pFogParams->maxdensityLerpTo; } } } } return pFogParams->maxdensity; } } //----------------------------------------------------------------------------- // Purpose: Returns the skybox fog color to use in rendering the current frame. //----------------------------------------------------------------------------- static void GetSkyboxFogColor( float *pColor, bool ignoreOverride, bool ignoreHDRColorScale ) { C_BasePlayer *pbp = C_BasePlayer::GetLocalPlayer(); if( !pbp ) { return; } CPlayerLocalData *local = &pbp->m_Local; bool bFogOverride = fog_override.GetBool() && !ignoreOverride; float HDRColorScale; if( bFogOverride && (fog_hdrcolorscaleskybox.GetFloat() != -1.0f) ) { HDRColorScale = fog_hdrcolorscaleskybox.GetFloat(); } else { HDRColorScale = local->m_skybox3d.fog.HDRColorScale; } pColor[0] = pColor[1] = pColor[2] = -1.0f; const char *fogColorString = fog_colorskybox.GetString(); if( bFogOverride && fogColorString ) { sscanf( fogColorString, "%f %f %f", pColor, pColor+1, pColor+2 ); } if( (pColor[0] == -1.0f) && (pColor[1] == -1.0f) && (pColor[2] == -1.0f) ) //if not overriding fog, or if we get non-overridden fog color values { if( local->m_skybox3d.fog.blend ) { // // Blend between two fog colors based on viewing angle. // The secondary fog color is at 180 degrees to the primary fog color. // Vector forward; pbp->EyeVectors( &forward, NULL, NULL ); Vector vNormalized = local->m_skybox3d.fog.dirPrimary; VectorNormalize( vNormalized ); local->m_skybox3d.fog.dirPrimary = vNormalized; float flBlendFactor = 0.5 * forward.Dot( local->m_skybox3d.fog.dirPrimary ) + 0.5; // FIXME: convert to linear colorspace pColor[0] = local->m_skybox3d.fog.colorPrimary.GetR() * flBlendFactor + local->m_skybox3d.fog.colorSecondary.GetR() * ( 1 - flBlendFactor ); pColor[1] = local->m_skybox3d.fog.colorPrimary.GetG() * flBlendFactor + local->m_skybox3d.fog.colorSecondary.GetG() * ( 1 - flBlendFactor ); pColor[2] = local->m_skybox3d.fog.colorPrimary.GetB() * flBlendFactor + local->m_skybox3d.fog.colorSecondary.GetB() * ( 1 - flBlendFactor ); } else { pColor[0] = local->m_skybox3d.fog.colorPrimary.GetR(); pColor[1] = local->m_skybox3d.fog.colorPrimary.GetG(); pColor[2] = local->m_skybox3d.fog.colorPrimary.GetB(); } } if ( !ignoreHDRColorScale && g_pMaterialSystemHardwareConfig->GetHDRType() != HDR_TYPE_NONE ) { VectorScale( pColor, HDRColorScale, pColor ); } VectorScale( pColor, 1.0f / 255.0f, pColor ); } static float GetSkyboxFogStart( bool ignoreOverride ) { C_BasePlayer *pbp = C_BasePlayer::GetLocalPlayer(); if( !pbp ) { return 0.0f; } CPlayerLocalData *local = &pbp->m_Local; if( fog_override.GetInt() && !ignoreOverride ) { if( fog_startskybox.GetFloat() == -1.0f ) { return local->m_skybox3d.fog.start; } else { return fog_startskybox.GetFloat(); } } else { return local->m_skybox3d.fog.start; } } static float GetSkyboxFogEnd( bool ignoreOverride ) { C_BasePlayer *pbp = C_BasePlayer::GetLocalPlayer(); if( !pbp ) { return 0.0f; } CPlayerLocalData *local = &pbp->m_Local; if( fog_override.GetInt() && !ignoreOverride ) { if( fog_endskybox.GetFloat() == -1.0f ) { return local->m_skybox3d.fog.end; } else { return fog_endskybox.GetFloat(); } } else { return local->m_skybox3d.fog.end; } } static float GetSkyboxFogMaxDensity( bool ignoreOverride ) { C_BasePlayer *pbp = C_BasePlayer::GetLocalPlayer(); if ( !pbp ) return 1.0f; CPlayerLocalData *local = &pbp->m_Local; if ( cl_leveloverview.GetFloat() > 0 ) return 1.0f; // Ask the clientmode if ( !GetClientMode()->ShouldDrawFog() ) return 1.0f; if ( fog_override.GetInt() && !ignoreOverride ) { if ( fog_maxdensityskybox.GetFloat() == -1.0f ) return local->m_skybox3d.fog.maxdensity; else return fog_maxdensityskybox.GetFloat(); } else return local->m_skybox3d.fog.maxdensity; } void CViewRender::DisableFog( void ) { VPROF("CViewRander::DisableFog()"); CMatRenderContextPtr pRenderContext( materials ); pRenderContext->FogMode( MATERIAL_FOG_NONE ); } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CViewRender::SetupVis( const CViewSetup& view, unsigned int &visFlags, ViewCustomVisibility_t *pCustomVisibility ) { VPROF( "CViewRender::SetupVis" ); if ( pCustomVisibility && pCustomVisibility->m_nNumVisOrigins ) { // Pass array or vis origins to merge render->ViewSetupVisEx( ShouldForceNoVis(), pCustomVisibility->m_nNumVisOrigins, pCustomVisibility->m_rgVisOrigins, visFlags ); } else { // Use render origin as vis origin by default render->ViewSetupVisEx( ShouldForceNoVis(), 1, &view.origin, visFlags ); } } //----------------------------------------------------------------------------- // Purpose: Renders voice feedback and other sprites attached to players // Input : none //----------------------------------------------------------------------------- void CViewRender::RenderPlayerSprites() { GetClientVoiceMgr()->DrawHeadLabels(); } void CViewRender::DrawLetterBoxRectangles( int nSlot, const CUtlVector< vrect_t >& vecLetterBoxRectangles ) { CMatRenderContextPtr pRenderContext( materials ); pRenderContext->Bind( m_WhiteMaterial ); IMesh* pMesh = pRenderContext->GetDynamicMesh( true ); CMeshBuilder meshBuilder; meshBuilder.Begin( pMesh, MATERIAL_QUADS, vecLetterBoxRectangles.Count() ); Color clr( 0, 0, 0, 255 ); float zpos = -99999; for ( int i=0; iDraw(); } /* 1, 2, 3 and 4 are the possible letter box rectangles, if any are needed (x,y)------------------------------------ | | 2 | | | |(view.x,view.y)----| | | | | | | 1 | | 4 | | | | | | |___________________|(vright,vbottom) | | 3 | | |---------------------------------------| (right, bottom) | | | | | | | | ----------------------------------------- */ void CViewRender::GetLetterBoxRectangles( int nSlot, const CViewSetup &view, CUtlVector< vrect_t >& vecLetterBoxRectangles ) { // This uses the full screen size, not the hud or 3d inset size int x, y, w, h; VGui_GetPanelBounds( nSlot, x, y, w, h ); int right = x + w; int bottom = y + h; vrect_t r; int vbottom = view.y + view.height; int vright = view.x + view.width; // HACK: Adding in one extra pixel of slop at the border with the inset here... // Need rect # 1? if ( view.x != x ) { r.x = x; r.y = y; r.width = view.x + 1; r.height = h; vecLetterBoxRectangles.AddToTail( r ); } // Need rect # 2? if ( view.y != y ) { r.x = view.x; r.y = y; r.width = view.width; r.height = view.y + 1; vecLetterBoxRectangles.AddToTail( r ); } // Need rect # 3? if ( bottom != vbottom ) { r.x = view.x; r.y = vbottom - 1; r.width = view.width; r.height = bottom - vbottom + 1; vecLetterBoxRectangles.AddToTail( r ); } // Need rect # 4? if ( right != vright ) { r.x = vright - 1; r.y = y; r.width = right - vright + 1; r.height = h; vecLetterBoxRectangles.AddToTail( r ); } } //----------------------------------------------------------------------------- // Sets up, cleans up the main 3D view //----------------------------------------------------------------------------- void CViewRender::SetupMain3DView( int nSlot, const CViewSetup &view, const CViewSetup &hudViewSetup, int &nClearFlags, ITexture *pRenderTarget ) { // FIXME: I really want these fields removed from CViewSetup // and passed in as independent flags // Clear the color here if requested. int nDepthStencilFlags = nClearFlags & ( VIEW_CLEAR_DEPTH | VIEW_CLEAR_STENCIL ); nClearFlags &= ~( nDepthStencilFlags ); // Clear these flags if ( nClearFlags & VIEW_CLEAR_COLOR ) { nClearFlags |= nDepthStencilFlags; // Add them back in if we're clearing color } // See if this view needs borders CUtlVector< vrect_t > letterbox; GetLetterBoxRectangles( nSlot, view, letterbox ); if ( letterbox.Count() ) { CViewSetup letterBoxViewSetup; letterBoxViewSetup.x = 0; letterBoxViewSetup.y = 0; VGui_GetTrueScreenSize( letterBoxViewSetup.width, letterBoxViewSetup.height ); render->Push2DView( letterBoxViewSetup, 0, pRenderTarget, GetFrustum() ); DrawLetterBoxRectangles( nSlot, letterbox ); render->PopView( GetFrustum() ); } // If we are using HDR, we render to the HDR backbuffer // instead of whatever was previously the render target if( g_pMaterialSystemHardwareConfig->GetHDRType() == HDR_TYPE_FLOAT ) { // Indicates that the render target is already HDR if ( view.m_bHDRTarget ) { render->Push3DView( view, nClearFlags, pRenderTarget, GetFrustum() ); } else { CMatRenderContextPtr pRenderContext( materials ); pRenderContext->SetIntRenderingParameter( INT_RENDERPARM_BACK_BUFFER_INDEX, BACK_BUFFER_INDEX_HDR ); pRenderContext.SafeRelease(); // don't want to hold for long periods in case in a locking active share thread mode render->Push3DView( view, nClearFlags, NULL, GetFrustum() ); } } else { render->Push3DView( view, nClearFlags, NULL, GetFrustum() ); } // If we didn't clear the depth here, we'll need to clear it later nClearFlags ^= nDepthStencilFlags; // Toggle these bits if ( nClearFlags & VIEW_CLEAR_COLOR ) { // If we cleared the color here, we don't need to clear it later nClearFlags &= ~( VIEW_CLEAR_COLOR | VIEW_CLEAR_FULL_TARGET ); } } void CViewRender::CleanupMain3DView( const CViewSetup &view ) { // Make sure we reset from the HDR rendertarget back to the main backbuffer if( g_pMaterialSystemHardwareConfig->GetHDRType() == HDR_TYPE_FLOAT ) { CMatRenderContextPtr pRenderContext( materials ); pRenderContext->SetIntRenderingParameter( INT_RENDERPARM_BACK_BUFFER_INDEX, BACK_BUFFER_INDEX_DEFAULT ); pRenderContext.SafeRelease(); // don't want to hold for long periods in case in a locking active share thread mode } render->PopView( GetFrustum() ); } //----------------------------------------------------------------------------- // Queues up an overlay rendering //----------------------------------------------------------------------------- void CViewRender::QueueOverlayRenderView( const CViewSetup &view, int nClearFlags, int whatToDraw ) { // Can't have 2 in a single scene Assert( !m_bDrawOverlay ); m_bDrawOverlay = true; m_OverlayViewSetup = view; m_OverlayClearFlags = nClearFlags; m_OverlayDrawFlags = whatToDraw; } //----------------------------------------------------------------------------- // Purpose: Force the view to freeze on the next frame for the specified time //----------------------------------------------------------------------------- void CViewRender::FreezeFrame( float flFreezeTime ) { ASSERT_LOCAL_PLAYER_RESOLVABLE(); int slot = GET_ACTIVE_SPLITSCREEN_SLOT(); if ( flFreezeTime == 0 ) { m_FreezeParams[ slot ].m_flFreezeFrameUntil = 0; m_FreezeParams[ slot ].m_bTakeFreezeFrame = false; } else { if ( m_FreezeParams[ slot ].m_flFreezeFrameUntil > gpGlobals->curtime ) { m_FreezeParams[ slot ].m_flFreezeFrameUntil += flFreezeTime; } else { m_FreezeParams[ slot ].m_flFreezeFrameUntil = gpGlobals->curtime + flFreezeTime; m_FreezeParams[ slot ].m_bTakeFreezeFrame = true; } } } const char *COM_GetModDirectory(); void PositionHudPanels( CUtlVector< vgui::VPANEL > &list, const CViewSetup &view ) { for ( int i = 0; i < list.Count(); ++i ) { vgui::VPANEL root = list[ i ]; if ( root != 0 ) { vgui::ipanel()->SetPos( root, view.x, view.y ); vgui::ipanel()->SetSize( root, view.width, view.height ); } } } #ifdef PARTICLE_USAGE_DEMO static ConVar r_particle_demo( "r_particle_demo", "0", FCVAR_CHEAT ); static CNonDrawingParticleSystem *s_pDemoSystem = NULL; void ParticleUsageDemo( void ) { if ( r_particle_demo.GetInt() ) { if ( ! s_pDemoSystem ) { s_pDemoSystem = ParticleMgr()->CreateNonDrawingEffect( "christest" ); } // draw a bunch of bars CParticleCollection *pSystem = s_pDemoSystem->Get(); for( int i = 0; i < pSystem->m_nActiveParticles; i++ ) { Vector vecColor = pSystem->GetVectorAttributeValue( PARTICLE_ATTRIBUTE_TINT_RGB, i ); vecColor *= 255.0; float flRadius = *( pSystem->GetFloatAttributePtr( PARTICLE_ATTRIBUTE_RADIUS, i ) ); CMatRenderContextPtr pRenderContext( materials ); pRenderContext->ClearColor4ub( vecColor.x, vecColor.y, vecColor.z, 255 ); pRenderContext->Viewport( 0, i * 20, flRadius, 17 ); pRenderContext->ClearBuffers( true, true ); } } else { // its off if ( s_pDemoSystem ) { delete s_pDemoSystem; s_pDemoSystem = NULL; } } } #endif //----------------------------------------------------------------------------- // Purpose: This renders the entire 3D view and the in-game hud/viewmodel // Input : &view - // whatToDraw - //----------------------------------------------------------------------------- // This renders the entire 3D view. void CViewRender::RenderView( const CViewSetup &view, const CViewSetup &hudViewSetup, int nClearFlags, int whatToDraw ) { m_UnderWaterOverlayMaterial.Shutdown(); // underwater view will set ASSERT_LOCAL_PLAYER_RESOLVABLE(); int slot = GET_ACTIVE_SPLITSCREEN_SLOT(); m_CurrentView = view; C_BaseAnimating::AutoAllowBoneAccess boneaccess( true, true ); VPROF( "CViewRender::RenderView" ); // Don't want Left4Dead running less than DX 9 if ( g_pMaterialSystemHardwareConfig->GetDXSupportLevel() < 90 ) { // We know they were running at least 9.0 when the game started...we check the // value in ClientDLL_Init()...so they must be messing with their DirectX settings. if ( Q_stricmp( COM_GetModDirectory(), "left4dead" ) == 0 ) { static bool bFirstTime = true; if ( bFirstTime ) { bFirstTime = false; Msg( "This game has a minimum requirement of Shader Model 2.0 to run properly.\n" ); } return; } } { // HACK: server-side weapons use the viewmodel model, and client-side weapons swap that out for // the world model in DrawModel. This is too late for some bone setup work that happens before // DrawModel, so here we just iterate all weapons we know of and fix them up ahead of time. MDLCACHE_CRITICAL_SECTION(); CUtlLinkedList< CBaseCombatWeapon * > &weaponList = C_BaseCombatWeapon::GetWeaponList(); FOR_EACH_LL( weaponList, it ) { C_BaseCombatWeapon *weapon = weaponList[it]; if ( !weapon->IsDormant() ) { weapon->EnsureCorrectRenderingModel(); } } } CMatRenderContextPtr pRenderContext( materials ); ITexture *saveRenderTarget = pRenderContext->GetRenderTarget(); pRenderContext.SafeRelease(); // don't want to hold for long periods in case in a locking active share thread mode if ( !m_FreezeParams[ slot ].m_bTakeFreezeFrame && m_FreezeParams[ slot ].m_flFreezeFrameUntil > gpGlobals->curtime ) { CRefPtr pFreezeFrameView = new CFreezeFrameView( this ); pFreezeFrameView->Setup( view ); AddViewToScene( pFreezeFrameView ); g_bRenderingView = true; AllowCurrentViewAccess( true ); } else { g_flFreezeFlash[ slot ] = 0.0f; #ifdef USE_MONITORS if ( cl_drawmonitors.GetBool() && ( ( whatToDraw & RENDERVIEW_SUPPRESSMONITORRENDERING ) == 0 ) ) { DrawMonitors( view ); } #endif g_bRenderingView = true; RenderPreScene( view ); // Must be first render->SceneBegin(); g_pColorCorrectionMgr->UpdateColorCorrection(); // Send the current tonemap scalar to the material system UpdateMaterialSystemTonemapScalar(); // clear happens here probably SetupMain3DView( slot, view, hudViewSetup, nClearFlags, saveRenderTarget ); g_pClientShadowMgr->UpdateSplitscreenLocalPlayerShadowSkip(); bool bDrew3dSkybox = false; SkyboxVisibility_t nSkyboxVisible = SKYBOX_NOT_VISIBLE; // Don't bother with the skybox if we're drawing an ND buffer for the SFM if ( !view.m_bDrawWorldNormal ) { // if the 3d skybox world is drawn, then don't draw the normal skybox if ( true ) // For pix event { #if PIX_ENABLE { CMatRenderContextPtr pRenderContext( materials ); PIXEVENT( pRenderContext, "Skybox Rendering" ); } #endif CSkyboxView *pSkyView = new CSkyboxView( this ); if ( ( bDrew3dSkybox = pSkyView->Setup( view, &nClearFlags, &nSkyboxVisible ) ) != false ) { AddViewToScene( pSkyView ); } SafeRelease( pSkyView ); } } // Force it to clear the framebuffer if they're in solid space. if ( ( nClearFlags & VIEW_CLEAR_COLOR ) == 0 ) { MDLCACHE_CRITICAL_SECTION(); if ( enginetrace->GetPointContents( view.origin ) == CONTENTS_SOLID ) { nClearFlags |= VIEW_CLEAR_COLOR; } } PreViewDrawScene( view ); // Render world and all entities, particles, etc. if( !g_pIntroData ) { #if PIX_ENABLE { CMatRenderContextPtr pRenderContext( materials ); PIXEVENT( pRenderContext, "ViewDrawScene()" ); } #endif ViewDrawScene( bDrew3dSkybox, nSkyboxVisible, view, nClearFlags, VIEW_MAIN, whatToDraw & RENDERVIEW_DRAWVIEWMODEL ); } else { #if PIX_ENABLE { CMatRenderContextPtr pRenderContext( materials ); PIXEVENT( pRenderContext, "ViewDrawScene_Intro()" ); } #endif ViewDrawScene_Intro( view, nClearFlags, *g_pIntroData ); } // We can still use the 'current view' stuff set up in ViewDrawScene AllowCurrentViewAccess( true ); PostViewDrawScene( view ); engine->DrawPortals(); DisableFog(); // Finish scene render->SceneEnd(); // Draw lightsources if enabled render->DrawLights(); RenderPlayerSprites(); // Image-space motion blur and depth of field #if defined( _X360 ) { CMatRenderContextPtr pRenderContext( materials ); pRenderContext->PushVertexShaderGPRAllocation( 16 ); //Max out pixel shader threads pRenderContext.SafeRelease(); } #endif if ( !building_cubemaps.GetBool() ) { if ( IsDepthOfFieldEnabled() ) { pRenderContext.GetFrom( materials ); { PIXEVENT( pRenderContext, "DoDepthOfField()" ); DoDepthOfField( view ); } pRenderContext.SafeRelease(); } if ( ( view.m_nMotionBlurMode != MOTION_BLUR_DISABLE ) && ( mat_motion_blur_enabled.GetInt() ) ) { pRenderContext.GetFrom( materials ); { PIXEVENT( pRenderContext, "DoImageSpaceMotionBlur()" ); DoImageSpaceMotionBlur( view ); } pRenderContext.SafeRelease(); } } #if defined( _X360 ) { CMatRenderContextPtr pRenderContext( materials ); pRenderContext->PopVertexShaderGPRAllocation(); pRenderContext.SafeRelease(); } #endif // Now actually draw the viewmodel DrawViewModels( view, whatToDraw & RENDERVIEW_DRAWVIEWMODEL ); DrawUnderwaterOverlay(); PixelVisibility_EndScene(); #if defined( _X360 ) { CMatRenderContextPtr pRenderContext( materials ); pRenderContext->PushVertexShaderGPRAllocation( 16 ); //Max out pixel shader threads pRenderContext.SafeRelease(); } #endif // Draw fade over entire screen if needed byte color[4]; bool blend; GetViewEffects()->GetFadeParams( &color[0], &color[1], &color[2], &color[3], &blend ); // Store off color fade params to be applied in fullscreen postprocess pass SetViewFadeParams( color[0], color[1], color[2], color[3], blend ); // Draw an overlay to make it even harder to see inside smoke particle systems. DrawSmokeFogOverlay(); // Overlay screen fade on entire screen PerformScreenOverlay( view.x, view.y, view.width, view.height ); // Prevent sound stutter if going slow engine->Sound_ExtraUpdate(); if ( g_pMaterialSystemHardwareConfig->GetHDRType() != HDR_TYPE_NONE ) { pRenderContext.GetFrom( materials ); pRenderContext->SetToneMappingScaleLinear(Vector(1,1,1)); pRenderContext.SafeRelease(); } if ( !building_cubemaps.GetBool() && view.m_bDoBloomAndToneMapping ) { pRenderContext.GetFrom( materials ); { static bool bAlreadyShowedLoadTime = false; if ( ! bAlreadyShowedLoadTime ) { bAlreadyShowedLoadTime = true; if ( CommandLine()->CheckParm( "-timeload" ) ) { Warning( "time to initial render = %f\n", Plat_FloatTime() ); } } PIXEVENT( pRenderContext, "DoEnginePostProcessing()" ); bool bFlashlightIsOn = false; C_BasePlayer *pLocal = C_BasePlayer::GetLocalPlayer(); if ( pLocal ) { bFlashlightIsOn = pLocal->IsEffectActive( EF_DIMLIGHT ); } DoEnginePostProcessing( view.x, view.y, view.width, view.height, bFlashlightIsOn ); } pRenderContext.SafeRelease(); } // And here are the screen-space effects if ( IsPC() ) { // Grab the pre-color corrected frame for editing purposes engine->GrabPreColorCorrectedFrame( view.x, view.y, view.width, view.height ); } PerformScreenSpaceEffects( view.x, view.y, view.width, view.height ); #if defined( _X360 ) { CMatRenderContextPtr pRenderContext( materials ); pRenderContext->PopVertexShaderGPRAllocation(); pRenderContext.SafeRelease(); } #endif GetClientMode()->DoPostScreenSpaceEffects( &view ); CleanupMain3DView( view ); if ( m_FreezeParams[ slot ].m_bTakeFreezeFrame ) { pRenderContext = materials->GetRenderContext(); if ( IsX360() ) { // 360 doesn't create the Fullscreen texture pRenderContext->CopyRenderTargetToTextureEx( GetFullFrameFrameBufferTexture( 1 ), 0, NULL, NULL ); } else { pRenderContext->CopyRenderTargetToTextureEx( GetFullscreenTexture(), 0, NULL, NULL ); } pRenderContext.SafeRelease(); m_FreezeParams[ slot ].m_bTakeFreezeFrame = false; } pRenderContext = materials->GetRenderContext(); pRenderContext->SetRenderTarget( saveRenderTarget ); pRenderContext.SafeRelease(); // Draw the overlay if ( m_bDrawOverlay ) { // This allows us to be ok if there are nested overlay views CViewSetup currentView = m_CurrentView; CViewSetup tempView = m_OverlayViewSetup; tempView.fov = ScaleFOVByWidthRatio( tempView.fov, tempView.m_flAspectRatio / ( 4.0f / 3.0f ) ); tempView.m_bDoBloomAndToneMapping = false; // FIXME: Hack to get Mark up and running tempView.m_nMotionBlurMode = MOTION_BLUR_DISABLE; // FIXME: Hack to get Mark up and running m_bDrawOverlay = false; RenderView( tempView, hudViewSetup, m_OverlayClearFlags, m_OverlayDrawFlags ); m_CurrentView = currentView; } } // Clear a row of pixels at the edge of the viewport if it isn't at the edge of the screen if ( VGui_IsSplitScreen() ) { CMatRenderContextPtr pRenderContext( materials ); pRenderContext->PushRenderTargetAndViewport(); int nScreenWidth, nScreenHeight; g_pMaterialSystem->GetBackBufferDimensions( nScreenWidth, nScreenHeight ); // NOTE: view.height is off by 1 on the PC in a release build, but debug is correct! I'm leaving this here to help track this down later. // engine->Con_NPrintf( 25 + hh, "view( %d, %d, %d, %d ) GetBackBufferDimensions( %d, %d )\n", view.x, view.y, view.width, view.height, nScreenWidth, nScreenHeight ); if ( view.x != 0 ) // if left of viewport isn't at 0 { pRenderContext->Viewport( view.x, view.y, 1, view.height ); pRenderContext->ClearColor3ub( 0, 0, 0 ); pRenderContext->ClearBuffers( true, false ); } if ( ( view.x + view.width ) != nScreenWidth ) // if right of viewport isn't at edge of screen { pRenderContext->Viewport( view.x + view.width - 1, view.y, 1, view.height ); pRenderContext->ClearColor3ub( 0, 0, 0 ); pRenderContext->ClearBuffers( true, false ); } if ( view.y != 0 ) // if top of viewport isn't at 0 { pRenderContext->Viewport( view.x, view.y, view.width, 1 ); pRenderContext->ClearColor3ub( 0, 0, 0 ); pRenderContext->ClearBuffers( true, false ); } if ( ( view.y + view.height ) != nScreenHeight ) // if bottom of viewport isn't at edge of screen { pRenderContext->Viewport( view.x, view.y + view.height - 1, view.width, 1 ); pRenderContext->ClearColor3ub( 0, 0, 0 ); pRenderContext->ClearBuffers( true, false ); } pRenderContext->PopRenderTargetAndViewport(); pRenderContext->Release(); } // Draw the 2D graphics m_CurrentView = hudViewSetup; pRenderContext = materials->GetRenderContext(); if ( true ) { PIXEVENT( pRenderContext, "2D Client Rendering" ); render->Push2DView( hudViewSetup, 0, saveRenderTarget, GetFrustum() ); Render2DEffectsPreHUD( hudViewSetup ); if ( whatToDraw & RENDERVIEW_DRAWHUD ) { VPROF_BUDGET( "VGui_DrawHud", VPROF_BUDGETGROUP_OTHER_VGUI ); // paint the vgui screen VGui_PreRender(); CUtlVector< vgui::VPANEL > vecHudPanels; vecHudPanels.AddToTail( VGui_GetClientDLLRootPanel() ); // This block is suspect - why are we resizing fullscreen panels to be the size of the hudViewSetup // which is potentially only half the screen if ( GET_ACTIVE_SPLITSCREEN_SLOT() == 0 ) { vecHudPanels.AddToTail( VGui_GetFullscreenRootVPANEL() ); #if defined( TOOLFRAMEWORK_VGUI_REFACTOR ) vecHudPanels.AddToTail( enginevgui->GetPanel( PANEL_GAMEUIDLL ) ); #endif vecHudPanels.AddToTail( enginevgui->GetPanel( PANEL_CLIENTDLL_TOOLS ) ); } PositionHudPanels( vecHudPanels, hudViewSetup ); // The crosshair, etc. needs to get at the current setup stuff AllowCurrentViewAccess( true ); // Draw the in-game stuff based on the actual viewport being used render->VGui_Paint( PAINT_INGAMEPANELS ); AllowCurrentViewAccess( false ); VGui_PostRender(); GetClientMode()->PostRenderVGui(); pRenderContext->Flush(); } CDebugViewRender::Draw2DDebuggingInfo( hudViewSetup ); Render2DEffectsPostHUD( hudViewSetup ); g_bRenderingView = false; // We can no longer use the 'current view' stuff set up in ViewDrawScene AllowCurrentViewAccess( false ); if ( IsPC() ) { CDebugViewRender::GenerateOverdrawForTesting(); } render->PopView( GetFrustum() ); } pRenderContext.SafeRelease(); g_WorldListCache.Flush(); m_CurrentView = view; #ifdef PARTICLE_USAGE_DEMO ParticleUsageDemo(); #endif } //----------------------------------------------------------------------------- // Purpose: Renders extra 2D effects in derived classes while the 2D view is on the stack //----------------------------------------------------------------------------- void CViewRender::Render2DEffectsPreHUD( const CViewSetup &view ) { } //----------------------------------------------------------------------------- // Purpose: Renders extra 2D effects in derived classes while the 2D view is on the stack //----------------------------------------------------------------------------- void CViewRender::Render2DEffectsPostHUD( const CViewSetup &view ) { } //----------------------------------------------------------------------------- // // NOTE: Below here is all of the stuff that needs to be done for water rendering // //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- // Determines what kind of water we're going to use //----------------------------------------------------------------------------- void CViewRender::DetermineWaterRenderInfo( const VisibleFogVolumeInfo_t &fogVolumeInfo, WaterRenderInfo_t &info ) { // By default, assume cheap water (even if there's no water in the scene!) info.m_bCheapWater = true; info.m_bRefract = false; info.m_bReflect = false; info.m_bReflectEntities = false; info.m_bDrawWaterSurface = false; info.m_bOpaqueWater = true; IMaterial *pWaterMaterial = fogVolumeInfo.m_pFogVolumeMaterial; if (( fogVolumeInfo.m_nVisibleFogVolume == -1 ) || !pWaterMaterial ) return; // Use cheap water if mat_drawwater is set info.m_bDrawWaterSurface = mat_drawwater.GetBool(); if ( !info.m_bDrawWaterSurface ) { info.m_bOpaqueWater = false; return; } #ifdef _X360 bool bForceExpensive = false; #else bool bForceExpensive = r_waterforceexpensive.GetBool(); #endif bool bForceReflectEntities = r_waterforcereflectentities.GetBool(); // Determine if the water surface is opaque or not info.m_bOpaqueWater = !pWaterMaterial->IsTranslucent(); bool bForceCheap = false; // The material can override the default settings though IMaterialVar *pForceCheapVar = pWaterMaterial->FindVar( "$forcecheap", NULL, false ); IMaterialVar *pForceExpensiveVar = pWaterMaterial->FindVar( "$forceexpensive", NULL, false ); if ( pForceCheapVar && pForceCheapVar->IsDefined() ) { bForceCheap = ( pForceCheapVar->GetIntValueFast() != 0 ); if ( bForceCheap ) { bForceExpensive = false; } } if ( !bForceCheap && pForceExpensiveVar && pForceExpensiveVar->IsDefined() ) { bForceExpensive = bForceExpensive || ( pForceExpensiveVar->GetIntValueFast() != 0 ); } bool bDebugCheapWater = r_debugcheapwater.GetBool(); if( bDebugCheapWater ) { Msg( "Water material: %s dist to water: %f\nforcecheap: %s forceexpensive: %s\n", pWaterMaterial->GetName(), fogVolumeInfo.m_flDistanceToWater, bForceCheap ? "true" : "false", bForceExpensive ? "true" : "false" ); } // Unless expensive water is active, reflections are off. bool bLocalReflection; #ifdef _X360 if( !r_WaterDrawReflection.GetBool() ) #else if( !bForceExpensive || !r_WaterDrawReflection.GetBool() ) #endif { bLocalReflection = false; } else { IMaterialVar *pReflectTextureVar = pWaterMaterial->FindVar( "$reflecttexture", NULL, false ); bLocalReflection = pReflectTextureVar && (pReflectTextureVar->GetType() == MATERIAL_VAR_TYPE_TEXTURE); } // Brian says FIXME: I disabled cheap water LOD when local specular is specified. // There are very few places that appear to actually // take advantage of it (places where water is in the PVS, but outside of LOD range). // It was 2 hours before code lock, and I had the choice of either doubling fill-rate everywhere // by making cheap water lod actually work (the water LOD wasn't actually rendering!!!) // or to just always render the reflection + refraction if there's a local specular specified. // Note that water LOD *does* work with refract-only water // Gary says: I'm reverting this change so that water LOD works on dx9 for ep2. // Check if the water is out of the cheap water LOD range; if so, use cheap water #ifdef _X360 if ( !bForceExpensive && ( bForceCheap || ( fogVolumeInfo.m_flDistanceToWater >= m_flCheapWaterEndDistance ) ) ) { return; } #else if ( ( (fogVolumeInfo.m_flDistanceToWater >= m_flCheapWaterEndDistance) && !bLocalReflection ) || bForceCheap ) return; #endif // Get the material that is for the water surface that is visible and check to see // what render targets need to be rendered, if any. if ( !r_WaterDrawRefraction.GetBool() ) { info.m_bRefract = false; } else { IMaterialVar *pRefractTextureVar = pWaterMaterial->FindVar( "$refracttexture", NULL, false ); info.m_bRefract = pRefractTextureVar && (pRefractTextureVar->GetType() == MATERIAL_VAR_TYPE_TEXTURE); // Refractive water can be seen through if ( info.m_bRefract ) { info.m_bOpaqueWater = false; } } info.m_bReflect = bLocalReflection; if ( info.m_bReflect ) { if( bForceReflectEntities ) { info.m_bReflectEntities = true; } else { IMaterialVar *pReflectEntitiesVar = pWaterMaterial->FindVar( "$reflectentities", NULL, false ); info.m_bReflectEntities = pReflectEntitiesVar && (pReflectEntitiesVar->GetIntValueFast() != 0); } } info.m_bCheapWater = !info.m_bReflect && !info.m_bRefract; if( bDebugCheapWater ) { Warning( "refract: %s reflect: %s\n", info.m_bRefract ? "true" : "false", info.m_bReflect ? "true" : "false" ); } } //----------------------------------------------------------------------------- // Draws the world and all entities //----------------------------------------------------------------------------- void CViewRender::DrawWorldAndEntities( bool bDrawSkybox, const CViewSetup &viewIn, int nClearFlags, ViewCustomVisibility_t *pCustomVisibility ) { MDLCACHE_CRITICAL_SECTION(); VisibleFogVolumeInfo_t fogVolumeInfo; render->GetVisibleFogVolume( viewIn.origin, &fogVolumeInfo ); WaterRenderInfo_t info; DetermineWaterRenderInfo( fogVolumeInfo, info ); if ( info.m_bCheapWater ) { cplane_t glassReflectionPlane; if ( IsReflectiveGlassInView( viewIn, glassReflectionPlane ) ) { CRefPtr pGlassReflectionView = new CReflectiveGlassView( this ); pGlassReflectionView->Setup( viewIn, VIEW_CLEAR_DEPTH | VIEW_CLEAR_COLOR, bDrawSkybox, fogVolumeInfo, info, glassReflectionPlane ); AddViewToScene( pGlassReflectionView ); CRefPtr pGlassRefractionView = new CRefractiveGlassView( this ); pGlassRefractionView->Setup( viewIn, VIEW_CLEAR_DEPTH | VIEW_CLEAR_COLOR, bDrawSkybox, fogVolumeInfo, info, glassReflectionPlane ); AddViewToScene( pGlassRefractionView ); } CRefPtr pNoWaterView = new CSimpleWorldView( this ); pNoWaterView->Setup( viewIn, nClearFlags, bDrawSkybox, fogVolumeInfo, info, pCustomVisibility ); AddViewToScene( pNoWaterView ); return; } Assert( !pCustomVisibility ); // Blat out the visible fog leaf if we're not going to use it if ( !r_ForceWaterLeaf.GetBool() ) { fogVolumeInfo.m_nVisibleFogVolumeLeaf = -1; } // We can see water of some sort if ( !fogVolumeInfo.m_bEyeInFogVolume ) { CRefPtr pAboveWaterView = new CAboveWaterView( this ); pAboveWaterView->Setup( viewIn, bDrawSkybox, fogVolumeInfo, info ); AddViewToScene( pAboveWaterView ); } else { CRefPtr pUnderWaterView = new CUnderWaterView( this ); pUnderWaterView->Setup( viewIn, bDrawSkybox, fogVolumeInfo, info ); AddViewToScene( pUnderWaterView ); } } //----------------------------------------------------------------------------- // Pushes a water render target //----------------------------------------------------------------------------- static Vector s_vSavedLinearLightMapScale(-1,-1,-1); // x<0 = no saved scale static void SetLightmapScaleForWater(void) { if (g_pMaterialSystemHardwareConfig->GetHDRType()==HDR_TYPE_INTEGER) { CMatRenderContextPtr pRenderContext( materials ); s_vSavedLinearLightMapScale=pRenderContext->GetToneMappingScaleLinear(); Vector t25=s_vSavedLinearLightMapScale; t25*=0.25; pRenderContext->SetToneMappingScaleLinear(t25); } } //----------------------------------------------------------------------------- // Returns true if the view plane intersects the water //----------------------------------------------------------------------------- bool DoesViewPlaneIntersectWater( float waterZ, int leafWaterDataID ) { if ( leafWaterDataID == -1 ) return false; CMatRenderContextPtr pRenderContext( materials ); VMatrix viewMatrix, projectionMatrix, viewProjectionMatrix, inverseViewProjectionMatrix; pRenderContext->GetMatrix( MATERIAL_VIEW, &viewMatrix ); pRenderContext->GetMatrix( MATERIAL_PROJECTION, &projectionMatrix ); MatrixMultiply( projectionMatrix, viewMatrix, viewProjectionMatrix ); MatrixInverseGeneral( viewProjectionMatrix, inverseViewProjectionMatrix ); Vector mins, maxs; ClearBounds( mins, maxs ); Vector testPoint[4]; testPoint[0].Init( -1.0f, -1.0f, 0.0f ); testPoint[1].Init( -1.0f, 1.0f, 0.0f ); testPoint[2].Init( 1.0f, -1.0f, 0.0f ); testPoint[3].Init( 1.0f, 1.0f, 0.0f ); int i; bool bAbove = false; bool bBelow = false; float fudge = 7.0f; for( i = 0; i < 4; i++ ) { Vector worldPos; Vector3DMultiplyPositionProjective( inverseViewProjectionMatrix, testPoint[i], worldPos ); AddPointToBounds( worldPos, mins, maxs ); // Warning( "viewplanez: %f waterZ: %f\n", worldPos.z, waterZ ); if( worldPos.z + fudge > waterZ ) { bAbove = true; } if( worldPos.z - fudge < waterZ ) { bBelow = true; } } // early out if the near plane doesn't cross the z plane of the water. if( !( bAbove && bBelow ) ) return false; Vector vecFudge( fudge, fudge, fudge ); mins -= vecFudge; maxs += vecFudge; // the near plane does cross the z value for the visible water volume. Call into // the engine to find out if the near plane intersects the water volume. return render->DoesBoxIntersectWaterVolume( mins, maxs, leafWaterDataID ); } //----------------------------------------------------------------------------- // Methods related to controlling the cheap water distance //----------------------------------------------------------------------------- void CViewRender::SetCheapWaterStartDistance( float flCheapWaterStartDistance ) { m_flCheapWaterStartDistance = flCheapWaterStartDistance; } void CViewRender::SetCheapWaterEndDistance( float flCheapWaterEndDistance ) { m_flCheapWaterEndDistance = flCheapWaterEndDistance; } void CViewRender::GetWaterLODParams( float &flCheapWaterStartDistance, float &flCheapWaterEndDistance ) { flCheapWaterStartDistance = m_flCheapWaterStartDistance; flCheapWaterEndDistance = m_flCheapWaterEndDistance; } //----------------------------------------------------------------------------- // Purpose: // Input : &view - // &introData - //----------------------------------------------------------------------------- void CViewRender::ViewDrawScene_Intro( const CViewSetup &view, int nClearFlags, const IntroData_t &introData ) { VPROF( "CViewRender::ViewDrawScene" ); CMatRenderContextPtr pRenderContext( materials ); // this allows the refract texture to be updated once per *scene* on 360 // (e.g. once for a monitor scene and once for the main scene) g_viewscene_refractUpdateFrame = gpGlobals->framecount - 1; // ----------------------------------------------------------------------- // Set the clear color to black since we are going to be adding up things // in the frame buffer. // ----------------------------------------------------------------------- // Clear alpha to 255 so that masking with the vortigaunts (0) works properly. pRenderContext->ClearColor4ub( 0, 0, 0, 255 ); // ----------------------------------------------------------------------- // Draw the primary scene and copy it to the first framebuffer texture // ----------------------------------------------------------------------- unsigned int visFlags; // NOTE: We only increment this once since time doesn't move forward. ParticleMgr()->IncrementFrameCode(); if( introData.m_bDrawPrimary ) { CViewSetup playerView( view ); playerView.origin = introData.m_vecCameraView; playerView.angles = introData.m_vecCameraViewAngles; if ( introData.m_playerViewFOV ) { playerView.fov = ScaleFOVByWidthRatio( introData.m_playerViewFOV, engine->GetScreenAspectRatio( view.width, view.height ) / ( 4.0f / 3.0f ) ); } g_pClientShadowMgr->PreRender(); // Shadowed flashlights supported on ps_2_b and up... if ( r_flashlightdepthtexture.GetBool() ) { g_pClientShadowMgr->ComputeShadowDepthTextures( playerView ); } SetupCurrentView( playerView.origin, playerView.angles, VIEW_INTRO_PLAYER ); // Invoke pre-render methods IGameSystem::PreRenderAllSystems(); // Start view, clear frame/z buffer if necessary SetupVis( playerView, visFlags ); render->Push3DView( playerView, VIEW_CLEAR_COLOR | VIEW_CLEAR_DEPTH, NULL, GetFrustum() ); DrawWorldAndEntities( true /* drawSkybox */, playerView, VIEW_CLEAR_COLOR | VIEW_CLEAR_DEPTH ); render->PopView( GetFrustum() ); // Free shadow depth textures for use in future view if ( r_flashlightdepthtexture.GetBool() ) { g_pClientShadowMgr->UnlockAllShadowDepthTextures(); } } else { pRenderContext->ClearBuffers( true, true ); } Rect_t actualRect; UpdateScreenEffectTexture( 0, view.x, view.y, view.width, view.height, false, &actualRect ); g_pClientShadowMgr->PreRender(); // Shadowed flashlights supported on ps_2_b and up... if ( r_flashlightdepthtexture.GetBool() ) { g_pClientShadowMgr->ComputeShadowDepthTextures( view ); } // ----------------------------------------------------------------------- // Draw the secondary scene and copy it to the second framebuffer texture // ----------------------------------------------------------------------- SetupCurrentView( view.origin, view.angles, VIEW_INTRO_CAMERA ); // Invoke pre-render methods IGameSystem::PreRenderAllSystems(); // Start view, clear frame/z buffer if necessary SetupVis( view, visFlags ); // Clear alpha to 255 so that masking with the vortigaunts (0) works properly. pRenderContext->ClearColor4ub( 0, 0, 0, 255 ); DrawWorldAndEntities( true /* drawSkybox */, view, VIEW_CLEAR_COLOR | VIEW_CLEAR_DEPTH ); UpdateScreenEffectTexture( 1, view.x, view.y, view.width, view.height ); // ----------------------------------------------------------------------- // Draw quads on the screen for each screenspace pass. // ----------------------------------------------------------------------- // Find the material that we use to render the overlays IMaterial *pOverlayMaterial = materials->FindMaterial( "scripted/intro_screenspaceeffect", TEXTURE_GROUP_OTHER ); IMaterialVar *pModeVar = pOverlayMaterial->FindVar( "$mode", NULL ); IMaterialVar *pAlphaVar = pOverlayMaterial->FindVar( "$alpha", NULL ); pRenderContext->ClearBuffers( true, true ); pRenderContext->MatrixMode( MATERIAL_VIEW ); pRenderContext->PushMatrix(); pRenderContext->LoadIdentity(); pRenderContext->MatrixMode( MATERIAL_PROJECTION ); pRenderContext->PushMatrix(); pRenderContext->LoadIdentity(); int passID; for( passID = 0; passID < introData.m_Passes.Count(); passID++ ) { const IntroDataBlendPass_t& pass = introData.m_Passes[passID]; if ( pass.m_Alpha == 0 ) continue; // Pick one of the blend modes for the material. if ( pass.m_BlendMode >= 0 && pass.m_BlendMode <= 9 ) { pModeVar->SetIntValue( pass.m_BlendMode ); } else { Assert(0); } // Set the alpha value for the material. pAlphaVar->SetFloatValue( pass.m_Alpha ); // Draw a quad for this pass. ITexture *pTexture = GetFullFrameFrameBufferTexture( 0 ); pRenderContext->DrawScreenSpaceRectangle( pOverlayMaterial, view.x, view.y, view.width, view.height, actualRect.x, actualRect.y, actualRect.x+actualRect.width-1, actualRect.y+actualRect.height-1, pTexture->GetActualWidth(), pTexture->GetActualHeight() ); } pRenderContext->MatrixMode( MATERIAL_VIEW ); pRenderContext->PopMatrix(); pRenderContext->MatrixMode( MATERIAL_PROJECTION ); pRenderContext->PopMatrix(); // Draw the starfield // FIXME // blur? // Disable fog for the rest of the stuff DisableFog(); // Here are the overlays... CGlowOverlay::DrawOverlays( view.m_bCacheFullSceneState ); // issue the pixel visibility tests PixelVisibility_EndCurrentView(); // And here are the screen-space effects PerformScreenSpaceEffects( view.x, view.y, view.width, view.height ); // Make sure sound doesn't stutter engine->Sound_ExtraUpdate(); // Debugging info goes over the top CDebugViewRender::Draw3DDebuggingInfo( view ); // Let the particle manager simulate things that haven't been simulated. ParticleMgr()->PostRender(); FinishCurrentView(); // Free shadow depth textures for use in future view if ( r_flashlightdepthtexture.GetBool() ) { g_pClientShadowMgr->UnlockAllShadowDepthTextures(); } } //----------------------------------------------------------------------------- // Purpose: Sets up scene and renders camera view // Input : cameraNum - // &cameraView // *localPlayer - // x - // y - // width - // height - // highend - // Output : Returns true on success, false on failure. //----------------------------------------------------------------------------- bool CViewRender::DrawOneMonitor( ITexture *pRenderTarget, int cameraNum, C_PointCamera *pCameraEnt, const CViewSetup &cameraView, C_BasePlayer *localPlayer, int x, int y, int width, int height ) { #ifdef USE_MONITORS VPROF_INCREMENT_COUNTER( "cameras rendered", 1 ); // Setup fog state for the camera. fogparams_t oldFogParams; float flOldZFar = 0.0f; bool bSky = pCameraEnt->IsSkyEnabled(); if ( pCameraEnt->GetBrightness() != -1.0f ) { CMatRenderContextPtr pRenderContext( materials ); pRenderContext->SetAmbientLightColor( pCameraEnt->GetBrightness(), pCameraEnt->GetBrightness(), pCameraEnt->GetBrightness() ); } bool fogEnabled = pCameraEnt->IsFogEnabled(); CViewSetup monitorView = cameraView; fogparams_t *pFogParams = NULL; if ( fogEnabled ) { if ( !localPlayer ) return false; pFogParams = localPlayer->GetFogParams(); // Save old fog data. oldFogParams = *pFogParams; flOldZFar = cameraView.zFar; pFogParams->enable = true; pFogParams->start = pCameraEnt->GetFogStart(); pFogParams->end = pCameraEnt->GetFogEnd(); pFogParams->farz = pCameraEnt->GetFogEnd(); pFogParams->maxdensity = pCameraEnt->GetFogMaxDensity(); unsigned char r, g, b; pCameraEnt->GetFogColor( r, g, b ); pFogParams->colorPrimary.SetR( r ); pFogParams->colorPrimary.SetG( g ); pFogParams->colorPrimary.SetB( b ); monitorView.zFar = pCameraEnt->GetFogEnd(); } monitorView.width = width; monitorView.height = height; monitorView.x = x; monitorView.y = y; monitorView.origin = pCameraEnt->GetAbsOrigin(); monitorView.angles = pCameraEnt->GetAbsAngles(); monitorView.fov = pCameraEnt->GetFOV(); monitorView.m_bOrtho = false; monitorView.m_flAspectRatio = pCameraEnt->UseScreenAspectRatio() ? 0.0f : 1.0f; // @MULTICORE (toml 8/11/2006): this should be a renderer.... Frustum frustum; render->Push3DView( monitorView, VIEW_CLEAR_DEPTH | VIEW_CLEAR_COLOR, pRenderTarget, (VPlane *)frustum ); ViewDrawScene( false, bSky ? SKYBOX_2DSKYBOX_VISIBLE : SKYBOX_NOT_VISIBLE, monitorView, 0, VIEW_MONITOR ); render->PopView( frustum ); // Reset brightness if ( pCameraEnt->GetBrightness() != 1.0f ) { CMatRenderContextPtr pRenderContext( materials ); pRenderContext->SetAmbientLightColor( -1.0f, -1.0f, -1.0f ); } // Reset the world fog parameters. if ( fogEnabled ) { if ( pFogParams ) { *pFogParams = oldFogParams; } monitorView.zFar = flOldZFar; } #endif // USE_MONITORS return true; } void CViewRender::DrawMonitors( const CViewSetup &cameraView ) { #ifdef USE_MONITORS // Early out if no cameras C_PointCamera *pCameraEnt = GetPointCameraList(); if ( !pCameraEnt ) return; #ifdef _DEBUG g_bRenderingCameraView = true; #endif // FIXME: this should check for the ability to do a render target maybe instead. // FIXME: shouldn't have to truck through all of the visible entities for this!!!! ITexture *pCameraTarget = GetCameraTexture(); int width = pCameraTarget->GetActualWidth(); int height = pCameraTarget->GetActualHeight(); C_BasePlayer *player = C_BasePlayer::GetLocalPlayer(); int cameraNum; for ( cameraNum = 0; pCameraEnt != NULL; pCameraEnt = pCameraEnt->m_pNext ) { if ( !pCameraEnt->IsActive() || pCameraEnt->IsDormant() ) continue; if ( !DrawOneMonitor( pCameraTarget, cameraNum, pCameraEnt, cameraView, player, 0, 0, width, height ) ) continue; ++cameraNum; } if ( IsX360() && cameraNum > 0 ) { // resolve render target to system memory texture // resolving *after* all monitors drawn to ensure a single blit using fastest resolve path CMatRenderContextPtr pRenderContext( materials ); pRenderContext->PushRenderTargetAndViewport( pCameraTarget ); pRenderContext->CopyRenderTargetToTextureEx( pCameraTarget, 0, NULL, NULL ); pRenderContext->PopRenderTargetAndViewport(); } #ifdef _DEBUG g_bRenderingCameraView = false; #endif #endif // USE_MONITORS } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- ClientWorldListInfo_t *ClientWorldListInfo_t::AllocPooled( const ClientWorldListInfo_t &exemplar ) { ClientWorldListInfo_t *pResult = gm_Pool.GetObject(); size_t nBytes = AlignValue( ( exemplar.m_LeafCount * (sizeof(WorldListLeafData_t) + sizeof(exemplar.m_pLeafDataList[0]))), 4096 ); byte *pMemory = (byte *)pResult->m_pLeafDataList; if ( pMemory ) { // Previously allocated, add a reference. Otherwise comes out of GetObject as a new object with a refcount of 1 pResult->AddRef(); } if ( !pMemory || _msize( pMemory ) < nBytes ) { pMemory = (byte *)realloc( pMemory, nBytes ); } pResult->m_pLeafDataList = (WorldListLeafData_t*)pMemory; pResult->m_pOriginalLeafIndex = (uint16*)( (byte *)( pResult->m_pLeafDataList ) + exemplar.m_LeafCount * sizeof(exemplar.m_pLeafDataList[0]) ); pResult->m_bPooledAlloc = true; return pResult; } bool ClientWorldListInfo_t::OnFinalRelease() { if ( m_bPooledAlloc ) { Assert( m_pLeafDataList ); gm_Pool.PutObject( this ); return false; } return true; } //----------------------------------------------------------------------------- // Constructor //----------------------------------------------------------------------------- CBase3dView::CBase3dView( CViewRender *pMainView ) : m_pMainView( pMainView ), m_Frustum( pMainView->m_Frustum ), m_nSlot( GET_ACTIVE_SPLITSCREEN_SLOT() ) { ASSERT_LOCAL_PLAYER_RESOLVABLE(); } //----------------------------------------------------------------------------- // Purpose: // Input : *pEnt - // Output : int //----------------------------------------------------------------------------- VPlane* CBase3dView::GetFrustum() { // The frustum is only valid while in a RenderView call. // @MULTICORE (toml 8/11/2006): reimplement this when ready -- Assert(g_bRenderingView || g_bRenderingCameraView || g_bRenderingScreenshot); return m_Frustum; } CObjectPool ClientWorldListInfo_t::gm_Pool; //----------------------------------------------------------------------------- // Base class for 3d views //----------------------------------------------------------------------------- CRendering3dView::CRendering3dView(CViewRender *pMainView) : CBase3dView( pMainView ), m_pWorldRenderList( NULL ), m_pRenderablesList( NULL ), m_pWorldListInfo( NULL ), m_pCustomVisibility( NULL ), m_DrawFlags( 0 ), m_ClearFlags( 0 ) { } //----------------------------------------------------------------------------- // Sort entities in a back-to-front ordering //----------------------------------------------------------------------------- void CRendering3dView::Setup( const CViewSetup &setup ) { // @MULTICORE (toml 8/15/2006): don't reset if parameters don't require it. For now, just reset memcpy( static_cast(this), &setup, sizeof( setup ) ); ReleaseLists(); m_pRenderablesList = new CClientRenderablesList; m_pCustomVisibility = NULL; } //----------------------------------------------------------------------------- // Sort entities in a back-to-front ordering //----------------------------------------------------------------------------- void CRendering3dView::ReleaseLists() { SafeRelease( m_pWorldRenderList ); SafeRelease( m_pRenderablesList ); SafeRelease( m_pWorldListInfo ); m_pCustomVisibility = NULL; } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CRendering3dView::SetupRenderablesList( int viewID ) { // VPROF( "CViewRender::SetupRenderablesList" ); VPROF_BUDGET( "SetupRenderablesList", "SetupRenderablesList" ); // Clear the list. int i; for( i=0; i < RENDER_GROUP_COUNT; i++ ) { m_pRenderablesList->m_RenderGroupCounts[i] = 0; } // Now collate the entities in the leaves. if( !m_pMainView->ShouldDrawEntities() ) return; m_pMainView->IncRenderablesListsNumber(); // Precache information used commonly in CollateRenderables SetupRenderInfo_t setupInfo; setupInfo.m_pWorldListInfo = m_pWorldListInfo; setupInfo.m_nRenderFrame = m_pMainView->BuildRenderablesListsNumber(); // only one incremented? setupInfo.m_nDetailBuildFrame = m_pMainView->BuildWorldListsNumber(); // setupInfo.m_pRenderList = m_pRenderablesList; setupInfo.m_bDrawDetailObjects = GetClientMode()->ShouldDrawDetailObjects() && r_DrawDetailProps.GetInt(); setupInfo.m_bDrawTranslucentObjects = ( r_flashlightdepth_drawtranslucents.GetBool() || (viewID != VIEW_SHADOW_DEPTH_TEXTURE) || m_bRenderFlashlightDepthTranslucents ); setupInfo.m_nViewID = viewID; setupInfo.m_vecRenderOrigin = origin; setupInfo.m_vecRenderForward = CurrentViewForward(); float fMaxDist = cl_maxrenderable_dist.GetFloat(); // Shadowing light typically has a smaller farz than cl_maxrenderable_dist setupInfo.m_flRenderDistSq = (viewID == VIEW_SHADOW_DEPTH_TEXTURE) ? MIN(zFar, fMaxDist) : fMaxDist; setupInfo.m_flRenderDistSq *= setupInfo.m_flRenderDistSq; ClientLeafSystem()->BuildRenderablesList( setupInfo ); } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- // Kinda awkward...three optional parameters at the end... void CRendering3dView::BuildWorldRenderLists( bool bDrawEntities, int iForceViewLeaf /* = -1 */, bool bUseCacheIfEnabled /* = true */, bool bShadowDepth /* = false */, float *pReflectionWaterHeight /*= NULL*/ ) { VPROF_BUDGET( "BuildWorldRenderLists", VPROF_BUDGETGROUP_WORLD_RENDERING ); // @MULTICORE (toml 8/18/2006): to address.... extern void UpdateClientRenderableInPVSStatus(); UpdateClientRenderableInPVSStatus(); Assert( !m_pWorldRenderList && !m_pWorldListInfo); m_pMainView->IncWorldListsNumber(); // Override vis data if specified this render, otherwise use default behavior with NULL VisOverrideData_t* pVisData = ( m_pCustomVisibility && m_pCustomVisibility->m_VisData.m_fDistToAreaPortalTolerance != FLT_MAX ) ? &m_pCustomVisibility->m_VisData : NULL; bool bUseCache = ( bUseCacheIfEnabled && r_worldlistcache.GetBool() ); if ( !bUseCache || pVisData || !g_WorldListCache.Find( *this, &m_pWorldRenderList, &m_pWorldListInfo ) ) { // @MULTICORE (toml 8/18/2006): when make parallel, will have to change caching to be atomic, where follow ons receive a pointer to a list that is not yet built m_pWorldRenderList = render->CreateWorldList(); m_pWorldListInfo = new ClientWorldListInfo_t; render->BuildWorldLists( m_pWorldRenderList, m_pWorldListInfo, ( m_pCustomVisibility ) ? m_pCustomVisibility->m_iForceViewLeaf : iForceViewLeaf, pVisData, bShadowDepth, pReflectionWaterHeight ); if ( bUseCache && !pVisData ) { g_WorldListCache.Add( *this, m_pWorldRenderList, m_pWorldListInfo ); } } } //----------------------------------------------------------------------------- // Purpose: Computes the actual world list info based on the render flags //----------------------------------------------------------------------------- void CRendering3dView::PruneWorldListInfo() { // Drawing everything? Just return the world list info as-is int nWaterDrawFlags = m_DrawFlags & (DF_RENDER_UNDERWATER | DF_RENDER_ABOVEWATER); if ( nWaterDrawFlags == (DF_RENDER_UNDERWATER | DF_RENDER_ABOVEWATER) ) { return; } if ( nWaterDrawFlags == DF_RENDER_ABOVEWATER && !m_pWorldListInfo->m_bHasWater ) return; ClientWorldListInfo_t *pNewInfo; // Only allocate memory if actually will draw something if ( m_pWorldListInfo->m_LeafCount > 0 && nWaterDrawFlags ) { pNewInfo = ClientWorldListInfo_t::AllocPooled( *m_pWorldListInfo ); } else { pNewInfo = new ClientWorldListInfo_t; } pNewInfo->m_ViewFogVolume = m_pWorldListInfo->m_ViewFogVolume; pNewInfo->m_bHasWater = m_pWorldListInfo->m_bHasWater; pNewInfo->m_LeafCount = 0; if ( nWaterDrawFlags != DF_RENDER_UNDERWATER || m_pWorldListInfo->m_bHasWater ) { // Not drawing anything? Then don't bother with renderable lists if ( nWaterDrawFlags != 0 ) { // Create a sub-list based on the actual leaves being rendered bool bRenderingUnderwater = (nWaterDrawFlags & DF_RENDER_UNDERWATER) != 0; for ( int i = 0; i < m_pWorldListInfo->m_LeafCount; ++i ) { bool bLeafIsUnderwater = ( m_pWorldListInfo->m_pLeafDataList[i].waterData != -1 ); if ( bRenderingUnderwater == bLeafIsUnderwater ) { pNewInfo->m_pLeafDataList[ pNewInfo->m_LeafCount ] = m_pWorldListInfo->m_pLeafDataList[ i ]; pNewInfo->m_pOriginalLeafIndex[ pNewInfo->m_LeafCount ] = i; ++pNewInfo->m_LeafCount; } } } } m_pWorldListInfo->Release(); m_pWorldListInfo = pNewInfo; } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- static inline void UpdateBrushModelLightmap( IClientRenderable *pEnt ) { model_t *pModel = ( model_t * )pEnt->GetModel(); render->UpdateBrushModelLightmap( pModel, pEnt ); } void CRendering3dView::BuildRenderableRenderLists( int viewID ) { MDLCACHE_CRITICAL_SECTION(); if ( viewID != VIEW_SHADOW_DEPTH_TEXTURE ) { render->BeginUpdateLightmaps(); } SetupRenderablesList( viewID ); if ( viewID != VIEW_SHADOW_DEPTH_TEXTURE ) { // update lightmap on brush models if necessary for ( int i = 0; i < RENDER_GROUP_COUNT; ++i ) { CClientRenderablesList::CEntry *pEntities = m_pRenderablesList->m_RenderGroups[i]; int nCount = m_pRenderablesList->m_RenderGroupCounts[i]; for( int j=0; j < nCount; ++j ) { if ( pEntities[j].m_nModelType != RENDERABLE_MODEL_BRUSH ) continue; Assert(pEntities[j].m_TwoPass==0); UpdateBrushModelLightmap( pEntities[j].m_pRenderable ); } } render->EndUpdateLightmaps(); } } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CRendering3dView::DrawWorld( float waterZAdjust ) { VPROF_INCREMENT_COUNTER( "RenderWorld", 1 ); VPROF_BUDGET( "DrawWorld", VPROF_BUDGETGROUP_WORLD_RENDERING ); if( !r_drawopaqueworld.GetBool() ) { return; } unsigned long engineFlags = BuildEngineDrawWorldListFlags( m_DrawFlags ); render->DrawWorldLists( m_pWorldRenderList, engineFlags, waterZAdjust ); } //----------------------------------------------------------------------------- // Sets up automatic z-prepass on the 360. No-op on PC. //----------------------------------------------------------------------------- void CRendering3dView::Begin360ZPass() { #ifdef _X360 // set up command buffer-based fast z rejection for 360 if ( r_fastzreject.GetBool() && !( m_DrawFlags & DF_SHADOW_DEPTH_MAP ) ) { CMatRenderContextPtr pRenderContext( materials ); int nNumIndices = render->GetNumIndicesForWorldLists( m_pWorldRenderList, BuildEngineDrawWorldListFlags( m_DrawFlags ) ); pRenderContext->Begin360ZPass( nNumIndices ); } } #endif } //----------------------------------------------------------------------------- // Finishes automatic z-prepass on the 360. Will kick of Z render and color // render passes. No-op on PC. //----------------------------------------------------------------------------- void CRendering3dView::End360ZPass() { #ifdef _X360 { if ( r_fastzreject.GetBool() && !( m_DrawFlags & DF_SHADOW_DEPTH_MAP ) ) { CMatRenderContextPtr pRenderContext( materials ); pRenderContext->End360ZPass(); } } #endif } CMaterialReference g_material_WriteZ; //init'ed on by CViewRender::Init() //----------------------------------------------------------------------------- // Fakes per-entity clip planes on cards that don't support user clip planes. // Achieves the effect by drawing an invisible box that writes to the depth buffer // around the clipped area. It's not perfect, but better than nothing. //----------------------------------------------------------------------------- static void DrawClippedDepthBox( IClientRenderable *pEnt, float *pClipPlane ) { //#define DEBUG_DRAWCLIPPEDDEPTHBOX //uncomment to draw the depth box as a colorful box static const int iQuads[6][5] = { { 0, 4, 6, 2, 0 }, //always an extra copy of first index at end to make some algorithms simpler { 3, 7, 5, 1, 3 }, { 1, 5, 4, 0, 1 }, { 2, 6, 7, 3, 2 }, { 0, 2, 3, 1, 0 }, { 5, 7, 6, 4, 5 } }; static const int iLines[12][2] = { { 0, 1 }, { 0, 2 }, { 0, 4 }, { 1, 3 }, { 1, 5 }, { 2, 3 }, { 2, 6 }, { 3, 7 }, { 4, 6 }, { 4, 5 }, { 5, 7 }, { 6, 7 } }; #ifdef DEBUG_DRAWCLIPPEDDEPTHBOX static const float fColors[6][3] = { { 1.0f, 0.0f, 0.0f }, { 0.0f, 1.0f, 1.0f }, { 0.0f, 1.0f, 0.0f }, { 1.0f, 0.0f, 1.0f }, { 0.0f, 0.0f, 1.0f }, { 1.0f, 1.0f, 0.0f } }; #endif Vector vNormal = *(Vector *)pClipPlane; float fPlaneDist = pClipPlane[3]; Vector vMins, vMaxs; pEnt->GetRenderBounds( vMins, vMaxs ); Vector vOrigin = pEnt->GetRenderOrigin(); QAngle qAngles = pEnt->GetRenderAngles(); Vector vForward, vUp, vRight; AngleVectors( qAngles, &vForward, &vRight, &vUp ); Vector vPoints[8]; vPoints[0] = vOrigin + (vForward * vMins.x) + (vRight * vMins.y) + (vUp * vMins.z); vPoints[1] = vOrigin + (vForward * vMaxs.x) + (vRight * vMins.y) + (vUp * vMins.z); vPoints[2] = vOrigin + (vForward * vMins.x) + (vRight * vMaxs.y) + (vUp * vMins.z); vPoints[3] = vOrigin + (vForward * vMaxs.x) + (vRight * vMaxs.y) + (vUp * vMins.z); vPoints[4] = vOrigin + (vForward * vMins.x) + (vRight * vMins.y) + (vUp * vMaxs.z); vPoints[5] = vOrigin + (vForward * vMaxs.x) + (vRight * vMins.y) + (vUp * vMaxs.z); vPoints[6] = vOrigin + (vForward * vMins.x) + (vRight * vMaxs.y) + (vUp * vMaxs.z); vPoints[7] = vOrigin + (vForward * vMaxs.x) + (vRight * vMaxs.y) + (vUp * vMaxs.z); int iClipped[8]; float fDists[8]; for( int i = 0; i != 8; ++i ) { fDists[i] = vPoints[i].Dot( vNormal ) - fPlaneDist; iClipped[i] = (fDists[i] > 0.0f) ? 1 : 0; } Vector vSplitPoints[8][8]; //obviously there are only 12 lines, not 64 lines or 64 split points, but the indexing is way easier like this int iLineStates[8][8]; //0 = unclipped, 2 = wholly clipped, 3 = first point clipped, 4 = second point clipped //categorize lines and generate split points where needed for( int i = 0; i != 12; ++i ) { const int *pPoints = iLines[i]; int iLineState = (iClipped[pPoints[0]] + iClipped[pPoints[1]]); if( iLineState != 1 ) //either both points are clipped, or neither are clipped { iLineStates[pPoints[0]][pPoints[1]] = iLineStates[pPoints[1]][pPoints[0]] = iLineState; } else { //one point is clipped, the other is not if( iClipped[pPoints[0]] == 1 ) { //first point was clipped, index 1 has the negative distance float fInvTotalDist = 1.0f / (fDists[pPoints[0]] - fDists[pPoints[1]]); vSplitPoints[pPoints[0]][pPoints[1]] = vSplitPoints[pPoints[1]][pPoints[0]] = (vPoints[pPoints[1]] * (fDists[pPoints[0]] * fInvTotalDist)) - (vPoints[pPoints[0]] * (fDists[pPoints[1]] * fInvTotalDist)); Assert( fabs( vNormal.Dot( vSplitPoints[pPoints[0]][pPoints[1]] ) - fPlaneDist ) < 0.01f ); iLineStates[pPoints[0]][pPoints[1]] = 3; iLineStates[pPoints[1]][pPoints[0]] = 4; } else { //second point was clipped, index 0 has the negative distance float fInvTotalDist = 1.0f / (fDists[pPoints[1]] - fDists[pPoints[0]]); vSplitPoints[pPoints[0]][pPoints[1]] = vSplitPoints[pPoints[1]][pPoints[0]] = (vPoints[pPoints[0]] * (fDists[pPoints[1]] * fInvTotalDist)) - (vPoints[pPoints[1]] * (fDists[pPoints[0]] * fInvTotalDist)); Assert( fabs( vNormal.Dot( vSplitPoints[pPoints[0]][pPoints[1]] ) - fPlaneDist ) < 0.01f ); iLineStates[pPoints[0]][pPoints[1]] = 4; iLineStates[pPoints[1]][pPoints[0]] = 3; } } } CMatRenderContextPtr pRenderContext( materials ); #ifdef DEBUG_DRAWCLIPPEDDEPTHBOX pRenderContext->Bind( materials->FindMaterial( "debug/debugvertexcolor", TEXTURE_GROUP_OTHER ), NULL ); #else pRenderContext->Bind( g_material_WriteZ, NULL ); #endif CMeshBuilder meshBuilder; IMesh* pMesh = pRenderContext->GetDynamicMesh( false ); meshBuilder.Begin( pMesh, MATERIAL_TRIANGLES, 18 ); //6 sides, possible one cut per side. Any side is capable of having 3 tri's. Lots of padding for things that aren't possible //going to draw as a collection of triangles, arranged as a triangle fan on each side for( int i = 0; i != 6; ++i ) { const int *pPoints = iQuads[i]; //can't start the fan on a wholly clipped line, so seek to one that isn't int j = 0; do { if( iLineStates[pPoints[j]][pPoints[j+1]] != 2 ) //at least part of this line will be drawn break; ++j; } while( j != 3 ); if( j == 3 ) //not enough lines to even form a triangle continue; float *pStartPoint; float *pTriangleFanPoints[4]; //at most, one of our fans will have 5 points total, with the first point being stored separately as pStartPoint int iTriangleFanPointCount = 1; //the switch below creates the first for sure //figure out how to start the fan switch( iLineStates[pPoints[j]][pPoints[j+1]] ) { case 0: //uncut pStartPoint = &vPoints[pPoints[j]].x; pTriangleFanPoints[0] = &vPoints[pPoints[j+1]].x; break; case 4: //second index was clipped pStartPoint = &vPoints[pPoints[j]].x; pTriangleFanPoints[0] = &vSplitPoints[pPoints[j]][pPoints[j+1]].x; break; case 3: //first index was clipped pStartPoint = &vSplitPoints[pPoints[j]][pPoints[j+1]].x; pTriangleFanPoints[0] = &vPoints[pPoints[j + 1]].x; break; default: Assert( false ); break; }; for( ++j; j != 3; ++j ) //add end points for the rest of the indices, we're assembling a triangle fan { switch( iLineStates[pPoints[j]][pPoints[j+1]] ) { case 0: //uncut line, normal endpoint pTriangleFanPoints[iTriangleFanPointCount] = &vPoints[pPoints[j+1]].x; ++iTriangleFanPointCount; break; case 2: //wholly cut line, no endpoint break; case 3: //first point is clipped, normal endpoint //special case, adds start and end point pTriangleFanPoints[iTriangleFanPointCount] = &vSplitPoints[pPoints[j]][pPoints[j+1]].x; ++iTriangleFanPointCount; pTriangleFanPoints[iTriangleFanPointCount] = &vPoints[pPoints[j+1]].x; ++iTriangleFanPointCount; break; case 4: //second point is clipped pTriangleFanPoints[iTriangleFanPointCount] = &vSplitPoints[pPoints[j]][pPoints[j+1]].x; ++iTriangleFanPointCount; break; default: Assert( false ); break; }; } //special case endpoints, half-clipped lines have a connecting line between them and the next line (first line in this case) switch( iLineStates[pPoints[j]][pPoints[j+1]] ) { case 3: case 4: pTriangleFanPoints[iTriangleFanPointCount] = &vSplitPoints[pPoints[j]][pPoints[j+1]].x; ++iTriangleFanPointCount; break; }; Assert( iTriangleFanPointCount <= 4 ); //add the fan to the mesh int iLoopStop = iTriangleFanPointCount - 1; for( int k = 0; k != iLoopStop; ++k ) { meshBuilder.Position3fv( pStartPoint ); #ifdef DEBUG_DRAWCLIPPEDDEPTHBOX float fHalfColors[3] = { fColors[i][0] * 0.5f, fColors[i][1] * 0.5f, fColors[i][2] * 0.5f }; meshBuilder.Color3fv( fHalfColors ); #endif meshBuilder.AdvanceVertex(); meshBuilder.Position3fv( pTriangleFanPoints[k] ); #ifdef DEBUG_DRAWCLIPPEDDEPTHBOX meshBuilder.Color3fv( fColors[i] ); #endif meshBuilder.AdvanceVertex(); meshBuilder.Position3fv( pTriangleFanPoints[k+1] ); #ifdef DEBUG_DRAWCLIPPEDDEPTHBOX meshBuilder.Color3fv( fColors[i] ); #endif meshBuilder.AdvanceVertex(); } } meshBuilder.End(); pMesh->Draw(); pRenderContext->Flush( false ); } static inline bool BlurTest( IClientRenderable *pRenderable, int drawFlags, bool bPreDraw, const RenderableInstance_t &instance ) { if( CurrentViewID() == VIEW_MONITOR ) return false; if( !bPreDraw ) return false; IClientUnknown *pUnknown = pRenderable->GetIClientUnknown(); if( !pUnknown ) return false; IClientEntity *pClientEntity = pUnknown->GetIClientEntity(); if( !pClientEntity ) return false; if( pClientEntity->IsBlurred() ) { const CViewSetup *pViewSetup = view->GetViewSetup(); if( pViewSetup ) { BlurEntity( pRenderable, bPreDraw, drawFlags, instance, *pViewSetup, pViewSetup->x, pViewSetup->y, pViewSetup->width, pViewSetup->height ); return true; } } return false; } //----------------------------------------------------------------------------- // Unified bit of draw code for opaque and translucent renderables //----------------------------------------------------------------------------- static inline void DrawRenderable( IClientRenderable *pEnt, int flags, const RenderableInstance_t &instance ) { float *pRenderClipPlane = NULL; if( r_entityclips.GetBool() ) pRenderClipPlane = pEnt->GetRenderClipPlane(); if( pRenderClipPlane ) { CMatRenderContextPtr pRenderContext( materials ); if( !materials->UsingFastClipping() ) //do NOT change the fast clip plane mid-scene, depth problems result. Regular user clip planes are fine though pRenderContext->PushCustomClipPlane( pRenderClipPlane ); else DrawClippedDepthBox( pEnt, pRenderClipPlane ); Assert( view->GetCurrentlyDrawingEntity() == NULL ); view->SetCurrentlyDrawingEntity( pEnt->GetIClientUnknown()->GetBaseEntity() ); bool bBlockNormalDraw = BlurTest( pEnt, flags, true, instance ); if( !bBlockNormalDraw ) pEnt->DrawModel( flags, instance ); BlurTest( pEnt, flags, false, instance ); view->SetCurrentlyDrawingEntity( NULL ); if( !materials->UsingFastClipping() ) pRenderContext->PopCustomClipPlane(); } else { Assert( view->GetCurrentlyDrawingEntity() == NULL ); view->SetCurrentlyDrawingEntity( pEnt->GetIClientUnknown()->GetBaseEntity() ); bool bBlockNormalDraw = BlurTest( pEnt, flags, true, instance ); if( !bBlockNormalDraw ) pEnt->DrawModel( flags, instance ); BlurTest( pEnt, flags, false, instance ); view->SetCurrentlyDrawingEntity( NULL ); } } //----------------------------------------------------------------------------- // Draws all opaque renderables in leaves that were rendered //----------------------------------------------------------------------------- static inline void DrawOpaqueRenderable( IClientRenderable *pEnt, bool bTwoPass, bool bShadowDepth ) { ASSERT_LOCAL_PLAYER_RESOLVABLE(); float color[3]; Assert( !IsSplitScreenSupported() || pEnt->ShouldDrawForSplitScreenUser( GET_ACTIVE_SPLITSCREEN_SLOT() ) ); Assert( (pEnt->GetIClientUnknown() == NULL) || (pEnt->GetIClientUnknown()->GetIClientEntity() == NULL) || (pEnt->GetIClientUnknown()->GetIClientEntity()->IsBlurred() == false) ); pEnt->GetColorModulation( color ); render->SetColorModulation( color ); int flags = STUDIO_RENDER; if ( bTwoPass ) { flags |= STUDIO_TWOPASS; } if ( bShadowDepth ) { flags |= STUDIO_SHADOWDEPTHTEXTURE; } RenderableInstance_t instance; instance.m_nAlpha = 255; DrawRenderable( pEnt, flags, instance ); } //------------------------------------- static void SetupBonesOnBaseAnimating( C_BaseAnimating *&pBaseAnimating ) { pBaseAnimating->SetupBones( NULL, -1, -1, gpGlobals->curtime ); } static void DrawOpaqueRenderables_DrawBrushModels( int nCount, CClientRenderablesList::CEntry **ppEntities, bool bShadowDepth ) { for( int i = 0; i < nCount; ++i ) { Assert( !ppEntities[i]->m_TwoPass ); DrawOpaqueRenderable( ppEntities[i]->m_pRenderable, false, bShadowDepth ); } } static void DrawOpaqueRenderables_DrawStaticProps( int nCount, CClientRenderablesList::CEntry **ppEntities, bool bShadowDepth ) { if ( nCount == 0 ) return; float one[4] = { 1.0f, 1.0f, 1.0f, 1.0f }; render->SetColorModulation( one ); render->SetBlend( 1.0f ); const int MAX_STATICS_PER_BATCH = 512; IClientRenderable *pStatics[ MAX_STATICS_PER_BATCH ]; RenderableInstance_t pInstances[ MAX_STATICS_PER_BATCH ]; int numScheduled = 0, numAvailable = MAX_STATICS_PER_BATCH; for( int i = 0; i < nCount; ++i ) { CClientRenderablesList::CEntry *itEntity = ppEntities[i]; if ( itEntity->m_pRenderable ) NULL; else continue; pInstances[ numScheduled ] = itEntity->m_InstanceData; pStatics[ numScheduled ++ ] = itEntity->m_pRenderable; if ( -- numAvailable > 0 ) continue; // place a hint for compiler to predict more common case in the loop staticpropmgr->DrawStaticProps( pStatics, pInstances, numScheduled, bShadowDepth, vcollide_wireframe.GetBool() ); numScheduled = 0; numAvailable = MAX_STATICS_PER_BATCH; } if ( numScheduled ) staticpropmgr->DrawStaticProps( pStatics, pInstances, numScheduled, bShadowDepth, vcollide_wireframe.GetBool() ); } static void DrawOpaqueRenderables_Range( int nCount, CClientRenderablesList::CEntry **ppEntities, bool bShadowDepth ) { for ( int i = 0; i < nCount; ++i ) { CClientRenderablesList::CEntry *itEntity = ppEntities[i]; if ( itEntity->m_pRenderable ) { DrawOpaqueRenderable( itEntity->m_pRenderable, ( itEntity->m_TwoPass != 0 ), bShadowDepth ); } } } ConVar cl_modelfastpath( "cl_modelfastpath", "1" ); ConVar cl_skipslowpath( "cl_skipslowpath", "0", FCVAR_CHEAT, "Set to 1 to skip any models that don't go through the model fast path" ); extern ConVar r_drawothermodels; static void DrawOpaqueRenderables_ModelRenderables( int nCount, ModelRenderSystemData_t* pModelRenderables, bool bShadowDepth ) { g_pModelRenderSystem->DrawModels( pModelRenderables, nCount, bShadowDepth ? MODEL_RENDER_MODE_SHADOW_DEPTH : MODEL_RENDER_MODE_NORMAL ); } static void DrawOpaqueRenderables_NPCs( int nCount, CClientRenderablesList::CEntry **ppEntities, bool bShadowDepth ) { DrawOpaqueRenderables_Range( nCount, ppEntities, bShadowDepth ); } void CRendering3dView::DrawOpaqueRenderables( bool bShadowDepth ) { VPROF("CViewRender::DrawOpaqueRenderables" ); if( !r_drawopaquerenderables.GetBool() ) return; if( !m_pMainView->ShouldDrawEntities() ) return; render->SetBlend( 1 ); // // Prepare to iterate over all leaves that were visible, and draw opaque things in them. // RopeManager()->ResetRenderCache(); g_pParticleSystemMgr->ResetRenderCache(); // Categorize models by type int nOpaqueRenderableCount = m_pRenderablesList->m_RenderGroupCounts[RENDER_GROUP_OPAQUE]; CUtlVector< CClientRenderablesList::CEntry* > brushModels( (CClientRenderablesList::CEntry **)stackalloc( nOpaqueRenderableCount * sizeof( CClientRenderablesList::CEntry* ) ), nOpaqueRenderableCount ); CUtlVector< CClientRenderablesList::CEntry* > staticProps( (CClientRenderablesList::CEntry **)stackalloc( nOpaqueRenderableCount * sizeof( CClientRenderablesList::CEntry* ) ), nOpaqueRenderableCount ); CUtlVector< CClientRenderablesList::CEntry* > otherRenderables( (CClientRenderablesList::CEntry **)stackalloc( nOpaqueRenderableCount * sizeof( CClientRenderablesList::CEntry* ) ), nOpaqueRenderableCount ); CClientRenderablesList::CEntry *pOpaqueList = m_pRenderablesList->m_RenderGroups[RENDER_GROUP_OPAQUE]; for ( int i = 0; i < nOpaqueRenderableCount; ++i ) { switch( pOpaqueList[i].m_nModelType ) { case RENDERABLE_MODEL_BRUSH: brushModels.AddToTail( &pOpaqueList[i] ); break; case RENDERABLE_MODEL_STATIC_PROP: staticProps.AddToTail( &pOpaqueList[i] ); break; default: otherRenderables.AddToTail( &pOpaqueList[i] ); break; } } // // First do the brush models // DrawOpaqueRenderables_DrawBrushModels( brushModels.Count(), brushModels.Base(), bShadowDepth ); // Move all static props to modelrendersystem bool bUseFastPath = ( cl_modelfastpath.GetInt() != 0 ); // // Sort everything that's not a static prop // int nStaticPropCount = staticProps.Count(); int numOpaqueEnts = otherRenderables.Count(); CUtlVector< CClientRenderablesList::CEntry* > arrRenderEntsNpcsFirst( (CClientRenderablesList::CEntry **)stackalloc( numOpaqueEnts * sizeof( CClientRenderablesList::CEntry ) ), numOpaqueEnts ); CUtlVector< ModelRenderSystemData_t > arrModelRenderables( (ModelRenderSystemData_t *)stackalloc( ( numOpaqueEnts + nStaticPropCount ) * sizeof( ModelRenderSystemData_t ) ), numOpaqueEnts + nStaticPropCount ); // Queue up RENDER_GROUP_OPAQUE_ENTITY entities to be rendered later. CClientRenderablesList::CEntry *itEntity; if( r_drawothermodels.GetBool() ) { for ( int i = 0; i < numOpaqueEnts; ++i ) { itEntity = otherRenderables[i]; if ( !itEntity->m_pRenderable ) continue; IClientUnknown *pUnknown = itEntity->m_pRenderable->GetIClientUnknown(); IClientModelRenderable *pModelRenderable = pUnknown->GetClientModelRenderable(); C_BaseEntity *pEntity = pUnknown->GetBaseEntity(); // FIXME: Strangely, some static props are in the non-static prop bucket // which is what the last case in this if statement is for if ( bUseFastPath && pModelRenderable ) { ModelRenderSystemData_t data; data.m_pRenderable = itEntity->m_pRenderable; data.m_pModelRenderable = pModelRenderable; data.m_InstanceData = itEntity->m_InstanceData; arrModelRenderables.AddToTail( data ); otherRenderables.FastRemove( i ); --i; --numOpaqueEnts; continue; } if ( !pEntity ) continue; if ( pEntity->IsNPC() ) { arrRenderEntsNpcsFirst.AddToTail( itEntity ); otherRenderables.FastRemove( i ); --i; --numOpaqueEnts; continue; } } } // Queue up the static props to be rendered later. for ( int i = 0; i < nStaticPropCount; ++i ) { itEntity = staticProps[i]; if ( !itEntity->m_pRenderable ) continue; IClientUnknown *pUnknown = itEntity->m_pRenderable->GetIClientUnknown(); IClientModelRenderable *pModelRenderable = pUnknown->GetClientModelRenderable(); if ( !bUseFastPath || !pModelRenderable ) continue; ModelRenderSystemData_t data; data.m_pRenderable = itEntity->m_pRenderable; data.m_pModelRenderable = pModelRenderable; data.m_InstanceData = itEntity->m_InstanceData; arrModelRenderables.AddToTail( data ); staticProps.FastRemove( i ); --i; --nStaticPropCount; } // // Draw model renderables now (ie. models that use the fast path) // DrawOpaqueRenderables_ModelRenderables( arrModelRenderables.Count(), arrModelRenderables.Base(), bShadowDepth ); // Turn off z pass here. Don't want non-fastpath models with potentially large dynamic VB requirements overwrite // stuff in the dynamic VB ringbuffer. We're calling End360ZPass again in DrawExecute, but that's not a problem. // Begin360ZPass/End360ZPass don't have to be matched exactly. End360ZPass(); // // Draw static props + opaque entities that aren't using the fast path. // DrawOpaqueRenderables_Range( otherRenderables.Count(), otherRenderables.Base(), bShadowDepth ); DrawOpaqueRenderables_DrawStaticProps( staticProps.Count(), staticProps.Base(), bShadowDepth ); // // Draw NPCs now // DrawOpaqueRenderables_NPCs( arrRenderEntsNpcsFirst.Count(), arrRenderEntsNpcsFirst.Base(), bShadowDepth ); // // Ropes and particles // RopeManager()->DrawRenderCache( bShadowDepth ); g_pParticleSystemMgr->DrawRenderCache( bShadowDepth ); } //----------------------------------------------------------------------------- // Renders all translucent world + detail objects in a particular set of leaves //----------------------------------------------------------------------------- void CRendering3dView::DrawTranslucentWorldInLeaves( bool bShadowDepth ) { if ( bShadowDepth ) return; VPROF_BUDGET( "CViewRender::DrawTranslucentWorldInLeaves", VPROF_BUDGETGROUP_WORLD_RENDERING ); const ClientWorldListInfo_t& info = *m_pWorldListInfo; CUtlVectorFixedGrowable transSortIndexList; for( int iCurLeafIndex = info.m_LeafCount - 1; iCurLeafIndex >= 0; iCurLeafIndex-- ) { if ( info.m_pLeafDataList[iCurLeafIndex].translucentSurfaceCount ) { int nActualLeafIndex = info.m_pOriginalLeafIndex ? info.m_pOriginalLeafIndex[ iCurLeafIndex ] : iCurLeafIndex; Assert( nActualLeafIndex != INVALID_LEAF_INDEX ); transSortIndexList.AddToTail(nActualLeafIndex); } } if ( transSortIndexList.Count() ) { // Now draw the surfaces in this leaf render->DrawTranslucentSurfaces( m_pWorldRenderList, transSortIndexList.Base(), transSortIndexList.Count(), m_DrawFlags ); } } //----------------------------------------------------------------------------- // Renders all translucent world + detail objects in a particular set of leaves //----------------------------------------------------------------------------- void CRendering3dView::DrawTranslucentWorldAndDetailPropsInLeaves( int iCurLeafIndex, int iFinalLeafIndex, int nEngineDrawFlags, int &nDetailLeafCount, LeafIndex_t* pDetailLeafList, bool bShadowDepth ) { if ( bShadowDepth ) return; CUtlVectorFixedGrowable transSortIndexList; VPROF_BUDGET( "CViewRender::DrawTranslucentWorldAndDetailPropsInLeaves", VPROF_BUDGETGROUP_WORLD_RENDERING ); const ClientWorldListInfo_t& info = *m_pWorldListInfo; for( ; iCurLeafIndex >= iFinalLeafIndex; iCurLeafIndex-- ) { if ( info.m_pLeafDataList[iCurLeafIndex].translucentSurfaceCount ) { int nActualLeafIndex = info.m_pOriginalLeafIndex ? info.m_pOriginalLeafIndex[ iCurLeafIndex ] : iCurLeafIndex; Assert( nActualLeafIndex != INVALID_LEAF_INDEX ); // First draw any queued-up detail props from previously visited leaves if ( nDetailLeafCount ) { DetailObjectSystem()->RenderTranslucentDetailObjects( m_pRenderablesList->m_DetailFade, CurrentViewOrigin(), CurrentViewForward(), CurrentViewRight(), CurrentViewUp(), nDetailLeafCount, pDetailLeafList ); nDetailLeafCount = 0; } transSortIndexList.AddToTail(nActualLeafIndex); } // Queue up detail props that existed in this leaf if ( ClientLeafSystem()->ShouldDrawDetailObjectsInLeaf( info.m_pLeafDataList[iCurLeafIndex].leafIndex, m_pMainView->BuildWorldListsNumber() ) ) { if ( transSortIndexList.Count() ) { // Now draw the surfaces in this leaf render->DrawTranslucentSurfaces( m_pWorldRenderList, transSortIndexList.Base(), transSortIndexList.Count(), nEngineDrawFlags ); } pDetailLeafList[nDetailLeafCount] = info.m_pLeafDataList[iCurLeafIndex].leafIndex; ++nDetailLeafCount; } } if ( transSortIndexList.Count() ) { // Now draw the surfaces in this leaf render->DrawTranslucentSurfaces( m_pWorldRenderList, transSortIndexList.Base(), transSortIndexList.Count(), nEngineDrawFlags ); } } //----------------------------------------------------------------------------- // Renders all translucent entities in the render list //----------------------------------------------------------------------------- static inline void DrawTranslucentRenderable( IClientRenderable *pEnt, const RenderableInstance_t &instance, bool twoPass, bool bShadowDepth ) { ASSERT_LOCAL_PLAYER_RESOLVABLE(); Assert( !IsSplitScreenSupported() || pEnt->ShouldDrawForSplitScreenUser( GET_ACTIVE_SPLITSCREEN_SLOT() ) ); // Renderable list building should already have caught this Assert( instance.m_nAlpha > 0 ); // Determine blending amount and tell engine float blend = (float)( instance.m_nAlpha / 255.0f ); // Tell engine render->SetBlend( blend ); float color[3]; pEnt->GetColorModulation( color ); render->SetColorModulation( color ); int flags = STUDIO_RENDER | STUDIO_TRANSPARENCY; if ( twoPass ) flags |= STUDIO_TWOPASS; if ( bShadowDepth ) flags |= STUDIO_SHADOWDEPTHTEXTURE; DrawRenderable( pEnt, flags, instance ); } //----------------------------------------------------------------------------- // Renders all translucent entities in the render list //----------------------------------------------------------------------------- void CRendering3dView::DrawTranslucentRenderablesNoWorld( bool bInSkybox ) { VPROF( "CViewRender::DrawTranslucentRenderablesNoWorld" ); if ( !m_pMainView->ShouldDrawEntities() || !r_drawtranslucentrenderables.GetBool() ) return; // Draw the particle singletons. DrawParticleSingletons( bInSkybox ); bool bShadowDepth = (m_DrawFlags & DF_SHADOW_DEPTH_MAP ) != 0; CClientRenderablesList::CEntry *pEntities = m_pRenderablesList->m_RenderGroups[RENDER_GROUP_TRANSLUCENT]; int iCurTranslucentEntity = m_pRenderablesList->m_RenderGroupCounts[RENDER_GROUP_TRANSLUCENT] - 1; while( iCurTranslucentEntity >= 0 ) { IClientRenderable *pRenderable = pEntities[iCurTranslucentEntity].m_pRenderable; int nRenderFlags = pRenderable->GetRenderFlags(); if ( nRenderFlags & ERENDERFLAGS_NEEDS_POWER_OF_TWO_FB ) { UpdateRefractTexture(); } if ( nRenderFlags & ERENDERFLAGS_NEEDS_FULL_FB ) { UpdateScreenEffectTexture(); } DrawTranslucentRenderable( pRenderable, pEntities[iCurTranslucentEntity].m_InstanceData, pEntities[iCurTranslucentEntity].m_TwoPass != 0, bShadowDepth ); --iCurTranslucentEntity; } // Reset the blend state. render->SetBlend( 1 ); } //----------------------------------------------------------------------------- // Renders all translucent entities in the render list that ignore the Z buffer //----------------------------------------------------------------------------- void CRendering3dView::DrawNoZBufferTranslucentRenderables( void ) { VPROF( "CViewRender::DrawNoZBufferTranslucentRenderables" ); if ( !m_pMainView->ShouldDrawEntities() || !r_drawtranslucentrenderables.GetBool() ) return; bool bShadowDepth = (m_DrawFlags & DF_SHADOW_DEPTH_MAP ) != 0; // FIXME: This ignores Z. We don't need to sort it at all? Not sure about refraction here... // Could use fast path CClientRenderablesList::CEntry *pEntities = m_pRenderablesList->m_RenderGroups[RENDER_GROUP_TRANSLUCENT_IGNOREZ]; int iCurTranslucentEntity = m_pRenderablesList->m_RenderGroupCounts[RENDER_GROUP_TRANSLUCENT_IGNOREZ] - 1; while( iCurTranslucentEntity >= 0 ) { IClientRenderable *pRenderable = pEntities[iCurTranslucentEntity].m_pRenderable; int nRenderFlags = pRenderable->GetRenderFlags(); if ( nRenderFlags & ERENDERFLAGS_NEEDS_POWER_OF_TWO_FB ) { UpdateRefractTexture(); } if ( nRenderFlags & ERENDERFLAGS_NEEDS_FULL_FB ) { UpdateScreenEffectTexture(); } DrawTranslucentRenderable( pRenderable, pEntities[iCurTranslucentEntity].m_InstanceData, pEntities[iCurTranslucentEntity].m_TwoPass != 0, bShadowDepth ); --iCurTranslucentEntity; } // Reset the blend state. render->SetBlend( 1 ); } static ConVar r_unlimitedrefract( "r_unlimitedrefract", "0" ); static void UpdateNecessaryRenderTargets( int nRenderFlags ) { if ( nRenderFlags ) { CMatRenderContextPtr pRenderContext( materials ); ITexture *rt = pRenderContext->GetRenderTarget(); // supress refract update if ( ( nRenderFlags & ERENDERFLAGS_REFRACT_ONLY_ONCE_PER_FRAME ) && ( nRenderFlags & ERENDERFLAGS_NEEDS_POWER_OF_TWO_FB ) && ( gpGlobals->framecount == g_viewscene_refractUpdateFrame ) && ( r_unlimitedrefract.GetInt() == 0 ) ) { nRenderFlags &= ~( ERENDERFLAGS_NEEDS_POWER_OF_TWO_FB ); } if ( rt ) { if ( nRenderFlags & ERENDERFLAGS_NEEDS_FULL_FB ) { UpdateScreenEffectTexture( 0, 0, 0, rt->GetActualWidth(), rt->GetActualHeight(), true ); } else if ( nRenderFlags & ERENDERFLAGS_NEEDS_POWER_OF_TWO_FB ) { UpdateRefractTexture(0, 0, rt->GetActualWidth(), rt->GetActualHeight()); } } else { if ( nRenderFlags & ERENDERFLAGS_NEEDS_POWER_OF_TWO_FB ) { UpdateRefractTexture(); } } pRenderContext.SafeRelease(); } } //----------------------------------------------------------------------------- // Renders all translucent world, entities, and detail objects in a particular set of leaves //----------------------------------------------------------------------------- ConVar cl_tlucfastpath( "cl_tlucfastpath", "1" ); extern ConVar cl_colorfastpath; void CRendering3dView::DrawTranslucentRenderables( bool bInSkybox, bool bShadowDepth ) { const ClientWorldListInfo_t& info = *m_pWorldListInfo; { //opaques generally write depth, and translucents generally don't. //So immediately after opaques are done is the best time to snap off the depth buffer to a texture. switch ( g_CurrentViewID ) { case VIEW_MAIN: #ifdef _X360 case VIEW_INTRO_CAMERA: case VIEW_INTRO_PLAYER: #endif UpdateFullScreenDepthTexture(); break; default: materials->GetRenderContext()->SetFullScreenDepthTextureValidityFlag( false ); break; } } // FIXME: Add support for deferred shadows in 3D skybox if ( r_shadow_deferred.GetBool() && bInSkybox == false ) { g_pClientShadowMgr->DrawDeferredShadows( (*this), m_pWorldListInfo->m_LeafCount, m_pWorldListInfo->m_pLeafDataList ); } if ( !r_drawtranslucentworld.GetBool() ) { DrawTranslucentRenderablesNoWorld( bInSkybox ); return; } VPROF( "CViewRender::DrawTranslucentRenderables" ); int iPrevLeaf = info.m_LeafCount - 1; int nDetailLeafCount = 0; LeafIndex_t *pDetailLeafList = (LeafIndex_t*)stackalloc( info.m_LeafCount * sizeof(LeafIndex_t) ); // bool bDrawUnderWater = (nFlags & DF_RENDER_UNDERWATER) != 0; // bool bDrawAboveWater = (nFlags & DF_RENDER_ABOVEWATER) != 0; // bool bDrawWater = (nFlags & DF_RENDER_WATER) != 0; // bool bClipSkybox = (nFlags & DF_CLIP_SKYBOX ) != 0; unsigned long nEngineDrawFlags = BuildEngineDrawWorldListFlags( m_DrawFlags & ~DF_DRAWSKYBOX ); DetailObjectSystem()->BeginTranslucentDetailRendering(); if ( m_pMainView->ShouldDrawEntities() && r_drawtranslucentrenderables.GetBool() ) { MDLCACHE_CRITICAL_SECTION(); // Draw the particle singletons. DrawParticleSingletons( bInSkybox ); int nTranslucentRenderableCount = m_pRenderablesList->m_RenderGroupCounts[RENDER_GROUP_TRANSLUCENT]; CClientRenderablesList::CEntry *pEntities = m_pRenderablesList->m_RenderGroups[RENDER_GROUP_TRANSLUCENT]; int iCurTranslucentEntity = nTranslucentRenderableCount - 1; int *pFastPathIndex = (int*)stackalloc( nTranslucentRenderableCount * sizeof( int ) ); CUtlVector< ModelRenderSystemData_t > fastPathData( (ModelRenderSystemData_t *)stackalloc( nTranslucentRenderableCount * sizeof( ModelRenderSystemData_t ) ), nTranslucentRenderableCount ); TranslucentInstanceRenderData_t *pRenderData = (TranslucentInstanceRenderData_t*)stackalloc( nTranslucentRenderableCount * sizeof( TranslucentInstanceRenderData_t ) ); TranslucentTempData_t tempData; tempData.m_pColorMeshHandles = ( DataCacheHandle_t * )stackalloc( nTranslucentRenderableCount * sizeof( DataCacheHandle_t ) ); bool bDoFastPath = cl_tlucfastpath.GetBool(); bool bColorizeFastPath = cl_colorfastpath.GetBool(); IMaterial *pFastPathColorMaterial = g_pModelRenderSystem->GetFastPathColorMaterial(); if ( bDoFastPath ) { for ( int i = 0; i < nTranslucentRenderableCount; ++i ) { Assert( pEntities[i].m_pRenderable ); IClientRenderable *pRenderable = pEntities[i].m_pRenderable; IClientUnknown *pUnknown = pRenderable->GetIClientUnknown(); IClientModelRenderable *pModelRenderable = pUnknown->GetClientModelRenderable(); if ( pModelRenderable ) { int j = fastPathData.AddToTail( ); ModelRenderSystemData_t &data = fastPathData[j]; data.m_pRenderable = pRenderable; data.m_pModelRenderable = pModelRenderable; data.m_InstanceData = pEntities[i].m_InstanceData; pFastPathIndex[i] = j; } else { pFastPathIndex[i] = -1; } } g_pModelRenderSystem->ComputeTranslucentRenderData( fastPathData.Base(), fastPathData.Count(), pRenderData, &tempData ); } bool bRenderingWaterRenderTargets = ( m_DrawFlags & ( DF_RENDER_REFRACTION | DF_RENDER_REFLECTION ) ) ? true : false; while( iCurTranslucentEntity >= 0 ) { // Seek the current leaf up to our current translucent-entity leaf. int iThisLeaf = pEntities[iCurTranslucentEntity].m_iWorldListInfoLeaf; // First draw the translucent parts of the world up to and including those in this leaf DrawTranslucentWorldAndDetailPropsInLeaves( iPrevLeaf, iThisLeaf, nEngineDrawFlags, nDetailLeafCount, pDetailLeafList, bShadowDepth ); // We're traversing the leaf list backwards to get the appropriate sort ordering (back to front) iPrevLeaf = iThisLeaf - 1; // Draw all the translucent entities with this leaf. int nLeaf = info.m_pLeafDataList[iThisLeaf].leafIndex; bool bDrawDetailProps = ClientLeafSystem()->ShouldDrawDetailObjectsInLeaf( nLeaf, m_pMainView->BuildWorldListsNumber() ); if ( bDrawDetailProps ) { // Draw detail props up to but not including this leaf Assert( nDetailLeafCount > 0 ); --nDetailLeafCount; Assert( pDetailLeafList[nDetailLeafCount] == nLeaf ); DetailObjectSystem()->RenderTranslucentDetailObjects( m_pRenderablesList->m_DetailFade, CurrentViewOrigin(), CurrentViewForward(), CurrentViewRight(), CurrentViewUp(), nDetailLeafCount, pDetailLeafList ); // Draw translucent renderables in the leaf interspersed with detail props for( ;pEntities[iCurTranslucentEntity].m_iWorldListInfoLeaf == iThisLeaf && iCurTranslucentEntity >= 0; --iCurTranslucentEntity ) { IClientRenderable *pRenderable = pEntities[iCurTranslucentEntity].m_pRenderable; // Draw any detail props in this leaf that's farther than the entity const Vector &vecRenderOrigin = pRenderable->GetRenderOrigin(); DetailObjectSystem()->RenderTranslucentDetailObjectsInLeaf( m_pRenderablesList->m_DetailFade, CurrentViewOrigin(), CurrentViewForward(), CurrentViewRight(), CurrentViewUp(), nLeaf, &vecRenderOrigin ); int nRenderFlags = pRenderable->GetRenderFlags(); if ( ( nRenderFlags & ( ERENDERFLAGS_NEEDS_FULL_FB | ERENDERFLAGS_NEEDS_POWER_OF_TWO_FB ) ) && !bShadowDepth ) { if( bRenderingWaterRenderTargets ) { continue; } UpdateNecessaryRenderTargets( nRenderFlags ); } // Then draw the translucent renderable if ( bDoFastPath && pFastPathIndex[iCurTranslucentEntity] >= 0 ) { if ( bColorizeFastPath ) { g_pStudioRender->ForcedMaterialOverride( pFastPathColorMaterial ); } TranslucentInstanceRenderData_t &renderData = pRenderData[ pFastPathIndex[iCurTranslucentEntity] ]; int nDrawFlags = pEntities[iCurTranslucentEntity].m_TwoPass ? STUDIORENDER_DRAW_TRANSLUCENT_ONLY : STUDIORENDER_DRAW_ENTIRE_MODEL; g_pStudioRender->DrawModelArray( *renderData.m_pModelInfo, 1, renderData.m_pInstanceData, sizeof(StudioArrayInstanceData_t), nDrawFlags ); g_pStudioRender->ForcedMaterialOverride( NULL ); } else { DrawTranslucentRenderable( pRenderable, pEntities[iCurTranslucentEntity].m_InstanceData, (pEntities[iCurTranslucentEntity].m_TwoPass != 0), bShadowDepth ); } } // Draw all remaining props in this leaf DetailObjectSystem()->RenderTranslucentDetailObjectsInLeaf( m_pRenderablesList->m_DetailFade, CurrentViewOrigin(), CurrentViewForward(), CurrentViewRight(), CurrentViewUp(), nLeaf, NULL ); } else { // Draw queued up detail props (we know that the list of detail leaves won't include this leaf, since ShouldDrawDetailObjectsInLeaf is false) // Therefore no fixup on nDetailLeafCount is required as in the above section DetailObjectSystem()->RenderTranslucentDetailObjects( m_pRenderablesList->m_DetailFade, CurrentViewOrigin(), CurrentViewForward(), CurrentViewRight(), CurrentViewUp(), nDetailLeafCount, pDetailLeafList ); for( ;pEntities[iCurTranslucentEntity].m_iWorldListInfoLeaf == iThisLeaf && iCurTranslucentEntity >= 0; --iCurTranslucentEntity ) { IClientRenderable *pRenderable = pEntities[iCurTranslucentEntity].m_pRenderable; int nRenderFlags = pRenderable->GetRenderFlags(); if ( ( nRenderFlags & ( ERENDERFLAGS_NEEDS_POWER_OF_TWO_FB | ERENDERFLAGS_NEEDS_FULL_FB ) ) && !bShadowDepth ) { if( bRenderingWaterRenderTargets ) { continue; } UpdateNecessaryRenderTargets( nRenderFlags ); } if ( bDoFastPath && pFastPathIndex[iCurTranslucentEntity] >= 0 ) { if ( bColorizeFastPath ) { g_pStudioRender->ForcedMaterialOverride( pFastPathColorMaterial ); } TranslucentInstanceRenderData_t &renderData = pRenderData[ pFastPathIndex[iCurTranslucentEntity] ]; int nDrawFlags = pEntities[iCurTranslucentEntity].m_TwoPass ? STUDIORENDER_DRAW_TRANSLUCENT_ONLY : STUDIORENDER_DRAW_ENTIRE_MODEL; g_pStudioRender->DrawModelArray( *renderData.m_pModelInfo, 1, renderData.m_pInstanceData, sizeof(StudioArrayInstanceData_t), nDrawFlags ); g_pStudioRender->ForcedMaterialOverride( NULL ); } else { DrawTranslucentRenderable( pRenderable, pEntities[iCurTranslucentEntity].m_InstanceData, (pEntities[iCurTranslucentEntity].m_TwoPass != 0), bShadowDepth ); } } } nDetailLeafCount = 0; } if ( bDoFastPath ) { g_pModelRenderSystem->CleanupTranslucentTempData( &tempData ); } } // Draw the rest of the surfaces in world leaves DrawTranslucentWorldAndDetailPropsInLeaves( iPrevLeaf, 0, nEngineDrawFlags, nDetailLeafCount, pDetailLeafList, bShadowDepth ); // Draw any queued-up detail props from previously visited leaves DetailObjectSystem()->RenderTranslucentDetailObjects( m_pRenderablesList->m_DetailFade, CurrentViewOrigin(), CurrentViewForward(), CurrentViewRight(), CurrentViewUp(), nDetailLeafCount, pDetailLeafList ); // Reset the blend state. render->SetBlend( 1 ); } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CRendering3dView::EnableWorldFog( void ) { VPROF("CViewRender::EnableWorldFog"); CMatRenderContextPtr pRenderContext( materials ); fogparams_t *pFogParams = NULL; C_BasePlayer *pbp = C_BasePlayer::GetLocalPlayer(); if ( pbp ) { pFogParams = pbp->GetFogParams(); } if( GetFogEnable( pFogParams ) ) { float fogColor[3]; GetFogColor( pFogParams, fogColor ); pRenderContext->FogMode( MATERIAL_FOG_LINEAR ); pRenderContext->FogColor3fv( fogColor ); pRenderContext->FogStart( GetFogStart( pFogParams ) ); pRenderContext->FogEnd( GetFogEnd( pFogParams ) ); pRenderContext->FogMaxDensity( GetFogMaxDensity( pFogParams ) ); } else { pRenderContext->FogMode( MATERIAL_FOG_NONE ); } } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- int CRendering3dView::GetDrawFlags() { return m_DrawFlags; } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CRendering3dView::SetFogVolumeState( const VisibleFogVolumeInfo_t &fogInfo, bool bUseHeightFog ) { render->SetFogVolumeState( fogInfo.m_nVisibleFogVolume, bUseHeightFog ); } //----------------------------------------------------------------------------- // Standard 3d skybox view //----------------------------------------------------------------------------- SkyboxVisibility_t CSkyboxView::ComputeSkyboxVisibility() { return engine->IsSkyboxVisibleFromPoint( origin ); } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- bool CSkyboxView::GetSkyboxFogEnable() { C_BasePlayer *pbp = C_BasePlayer::GetLocalPlayer(); if( !pbp ) { return false; } CPlayerLocalData *local = &pbp->m_Local; if( fog_override.GetInt() ) { if( fog_enableskybox.GetInt() ) { return true; } else { return false; } } else { return !!local->m_skybox3d.fog.enable; } } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CSkyboxView::Enable3dSkyboxFog( void ) { C_BasePlayer *pbp = C_BasePlayer::GetLocalPlayer(); if( !pbp ) { return; } CPlayerLocalData *local = &pbp->m_Local; CMatRenderContextPtr pRenderContext( materials ); if( GetSkyboxFogEnable() ) { float fogColor[3]; GetSkyboxFogColor( fogColor ); float scale = 1.0f; if ( local->m_skybox3d.scale > 0.0f ) { scale = 1.0f / local->m_skybox3d.scale; } pRenderContext->FogMode( MATERIAL_FOG_LINEAR ); pRenderContext->FogColor3fv( fogColor ); pRenderContext->FogStart( GetSkyboxFogStart() * scale ); pRenderContext->FogEnd( GetSkyboxFogEnd() * scale ); pRenderContext->FogMaxDensity( GetSkyboxFogMaxDensity() ); } else { pRenderContext->FogMode( MATERIAL_FOG_NONE ); } } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- sky3dparams_t *CSkyboxView::PreRender3dSkyboxWorld( SkyboxVisibility_t nSkyboxVisible ) { if ( ( nSkyboxVisible != SKYBOX_3DSKYBOX_VISIBLE ) && r_3dsky.GetInt() != 2 ) return NULL; // render the 3D skybox if ( !r_3dsky.GetInt() ) return NULL; C_BasePlayer *pbp = C_BasePlayer::GetLocalPlayer(); // No local player object yet... if ( !pbp ) return NULL; CPlayerLocalData* local = &pbp->m_Local; if ( local->m_skybox3d.area == 255 ) return NULL; return &local->m_skybox3d; } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CSkyboxView::DrawInternal( view_id_t iSkyBoxViewID, bool bInvokePreAndPostRender, ITexture *pRenderTarget ) { unsigned char **areabits = render->GetAreaBits(); unsigned char *savebits; unsigned char tmpbits[ 32 ]; savebits = *areabits; memset( tmpbits, 0, sizeof(tmpbits) ); // set the sky area bit tmpbits[m_pSky3dParams->area>>3] |= 1 << (m_pSky3dParams->area&7); *areabits = tmpbits; // if you can get really close to the skybox geometry it's possible that you'll be able to clip into it // with this near plane. If so, move it in a bit. It's at 2.0 to give us more precision. That means you // need to keep the eye position at least 2 * scale away from the geometry in the skybox zNear = 2.0; zFar = MAX_TRACE_LENGTH; // scale origin by sky scale and translate to sky origin { float scale = (m_pSky3dParams->scale > 0) ? (1.0f / m_pSky3dParams->scale) : 1.0f; Vector vSkyOrigin = m_pSky3dParams->origin; VectorScale( origin, scale, origin ); VectorAdd( origin, vSkyOrigin, origin ); if( m_bCustomViewMatrix ) { Vector vTransformedSkyOrigin; VectorRotate( vSkyOrigin, m_matCustomViewMatrix, vTransformedSkyOrigin ); //Rotate instead of transform because we haven't scale the existing offset yet //scale existing translation, and tack on the skybox offset (subtract because it's a view matrix) m_matCustomViewMatrix.m_flMatVal[0][3] = (m_matCustomViewMatrix.m_flMatVal[0][3] * scale) - vTransformedSkyOrigin.x; m_matCustomViewMatrix.m_flMatVal[1][3] = (m_matCustomViewMatrix.m_flMatVal[1][3] * scale) - vTransformedSkyOrigin.y; m_matCustomViewMatrix.m_flMatVal[2][3] = (m_matCustomViewMatrix.m_flMatVal[2][3] * scale) - vTransformedSkyOrigin.z; } } Enable3dSkyboxFog(); // BUGBUG: Fix this!!! We shouldn't need to call setup vis for the sky if we're connecting // the areas. We'd have to mark all the clusters in the skybox area in the PVS of any // cluster with sky. Then we could just connect the areas to do our vis. //m_bOverrideVisOrigin could hose us here, so call direct render->ViewSetupVis( false, 1, &m_pSky3dParams->origin.Get() ); render->Push3DView( (*this), m_ClearFlags, pRenderTarget, GetFrustum() ); // Store off view origin and angles SetupCurrentView( origin, angles, iSkyBoxViewID ); #if defined( _X360 ) CMatRenderContextPtr pRenderContext( materials ); pRenderContext->PushVertexShaderGPRAllocation( 32 ); pRenderContext.SafeRelease(); #endif // Invoke pre-render methods if ( bInvokePreAndPostRender ) { IGameSystem::PreRenderAllSystems(); } render->BeginUpdateLightmaps(); BuildWorldRenderLists( true, -1, true ); BuildRenderableRenderLists( iSkyBoxViewID ); render->EndUpdateLightmaps(); // FIXME: Don't do deferred shadows on 3D skybox for now. if ( !r_shadow_deferred.GetBool() ) { g_pClientShadowMgr->ComputeShadowTextures( (*this), m_pWorldListInfo->m_LeafCount, m_pWorldListInfo->m_pLeafDataList ); } DrawWorld( 0.0f ); // Iterate over all leaves and render objects in those leaves DrawOpaqueRenderables( false ); // Iterate over all leaves and render objects in those leaves DrawTranslucentRenderables( true, false ); DrawNoZBufferTranslucentRenderables(); m_pMainView->DisableFog(); CGlowOverlay::UpdateSkyOverlays( zFar, m_bCacheFullSceneState ); PixelVisibility_EndCurrentView(); // restore old area bits *areabits = savebits; // Invoke post-render methods if( bInvokePreAndPostRender ) { IGameSystem::PostRenderAllSystems(); FinishCurrentView(); } // FIXME: Workaround to 3d skybox not depth-of-fielding properly. The real fix is for the 3d skybox dest alpha depth values // to be biased. Currently all I do is clear alpha to 1 after the 3D skybox path. This avoids the skybox being unblurred. if( IsDepthOfFieldEnabled() ) { // draw a fullscreen quad setting destalpha to 1 IMaterial *pMat = materials->FindMaterial( "dev/clearalpha", TEXTURE_GROUP_OTHER, true ); if ( pMat != NULL ) { int nWidth = 0; int nHeight = 0; int nDummy = 0; CMatRenderContextPtr pRenderContext( materials ); pRenderContext->GetViewport( nDummy, nDummy, nWidth, nHeight ); pRenderContext->DrawScreenSpaceRectangle( pMat, 0, 0, nWidth, nHeight, 0, 0, nWidth-1, nHeight-1, nWidth, nHeight, NULL /*GetClientWorldEntity()->GetClientRenderable()*/ ); } } render->PopView( GetFrustum() ); #if defined( _X360 ) pRenderContext.GetFrom( materials ); pRenderContext->PopVertexShaderGPRAllocation(); #endif } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- bool CSkyboxView::Setup( const CViewSetup &view, int *pClearFlags, SkyboxVisibility_t *pSkyboxVisible ) { BaseClass::Setup( view ); // The skybox might not be visible from here *pSkyboxVisible = ComputeSkyboxVisibility(); m_pSky3dParams = PreRender3dSkyboxWorld( *pSkyboxVisible ); if ( !m_pSky3dParams ) { return false; } // At this point, we've cleared everything we need to clear // The next path will need to clear depth, though. m_ClearFlags = *pClearFlags; *pClearFlags &= ~( VIEW_CLEAR_COLOR | VIEW_CLEAR_DEPTH | VIEW_CLEAR_STENCIL | VIEW_CLEAR_FULL_TARGET ); *pClearFlags |= VIEW_CLEAR_DEPTH; // Need to clear depth after rednering the skybox m_DrawFlags = DF_RENDER_UNDERWATER | DF_RENDER_ABOVEWATER | DF_RENDER_WATER; if( r_skybox.GetBool() ) { m_DrawFlags |= DF_DRAWSKYBOX; } return true; } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CSkyboxView::Draw() { VPROF_BUDGET( "CViewRender::Draw3dSkyboxworld", "3D Skybox" ); DrawInternal(); } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CShadowDepthView::Setup( const CViewSetup &shadowViewIn, ITexture *pRenderTarget, ITexture *pDepthTexture ) { BaseClass::Setup( shadowViewIn ); m_pRenderTarget = pRenderTarget; m_pDepthTexture = pDepthTexture; } bool DrawingShadowDepthView( void ) //for easy externing { return (CurrentViewID() == VIEW_SHADOW_DEPTH_TEXTURE); } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CShadowDepthView::Draw() { VPROF_BUDGET( "CShadowDepthView::Draw", VPROF_BUDGETGROUP_SHADOW_DEPTH_TEXTURING ); // Start view unsigned int visFlags; m_pMainView->SetupVis( (*this), visFlags ); // @MULTICORE (toml 8/9/2006): Portal problem, not sending custom vis down CMatRenderContextPtr pRenderContext( materials ); pRenderContext->ClearColor3ub(0xFF, 0xFF, 0xFF); #if defined( _X360 ) pRenderContext->PushVertexShaderGPRAllocation( 112 ); //almost all work is done in vertex shaders for depth rendering, max out their threads #endif pRenderContext.SafeRelease(); if( IsPC() ) { render->Push3DView( (*this), VIEW_CLEAR_DEPTH, m_pRenderTarget, GetFrustum(), m_pDepthTexture ); } else if( IsX360() ) { //for the 360, the dummy render target has a separate depth buffer which we Resolve() from afterward render->Push3DView( (*this), VIEW_CLEAR_DEPTH, m_pRenderTarget, GetFrustum() ); } SetupCurrentView( origin, angles, VIEW_SHADOW_DEPTH_TEXTURE ); MDLCACHE_CRITICAL_SECTION(); { VPROF_BUDGET( "BuildWorldRenderLists", VPROF_BUDGETGROUP_SHADOW_DEPTH_TEXTURING ); BuildWorldRenderLists( true, -1, true, true ); // @MULTICORE (toml 8/9/2006): Portal problem, not sending custom vis down } { VPROF_BUDGET( "BuildRenderableRenderLists", VPROF_BUDGETGROUP_SHADOW_DEPTH_TEXTURING ); BuildRenderableRenderLists( CurrentViewID() ); } engine->Sound_ExtraUpdate(); // Make sure sound doesn't stutter m_DrawFlags = m_pMainView->GetBaseDrawFlags() | DF_RENDER_UNDERWATER | DF_RENDER_ABOVEWATER | DF_SHADOW_DEPTH_MAP; // Don't draw water surface... { VPROF_BUDGET( "DrawWorld", VPROF_BUDGETGROUP_SHADOW_DEPTH_TEXTURING ); DrawWorld( 0.0f ); } // Draw opaque and translucent renderables with appropriate override materials // OVERRIDE_DEPTH_WRITE is OK with a NULL material pointer modelrender->ForcedMaterialOverride( NULL, OVERRIDE_DEPTH_WRITE ); { VPROF_BUDGET( "DrawOpaqueRenderables", VPROF_BUDGETGROUP_SHADOW_DEPTH_TEXTURING ); DrawOpaqueRenderables( true ); } if ( m_bRenderFlashlightDepthTranslucents || r_flashlightdepth_drawtranslucents.GetBool() ) { VPROF_BUDGET( "DrawTranslucentRenderables", VPROF_BUDGETGROUP_SHADOW_DEPTH_TEXTURING ); DrawTranslucentRenderables( false, true ); } modelrender->ForcedMaterialOverride( 0 ); m_DrawFlags = 0; pRenderContext.GetFrom( materials ); if( IsX360() ) { //Resolve() the depth texture here. Before the pop so the copy will recognize that the resolutions are the same pRenderContext->CopyRenderTargetToTextureEx( m_pDepthTexture, -1, NULL, NULL ); } render->PopView( GetFrustum() ); #if defined( _X360 ) pRenderContext->PopVertexShaderGPRAllocation(); #endif } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CFreezeFrameView::Setup( const CViewSetup &shadowViewIn ) { BaseClass::Setup( shadowViewIn ); VGui_GetTrueScreenSize( m_nScreenSize[ 0 ], m_nScreenSize[ 1 ] ); VGui_GetPanelBounds( GET_ACTIVE_SPLITSCREEN_SLOT(), m_nSubRect[ 0 ], m_nSubRect[ 1 ], m_nSubRect[ 2 ], m_nSubRect[ 3 ] ); KeyValues *pVMTKeyValues = new KeyValues( "UnlitGeneric" ); pVMTKeyValues->SetString( "$basetexture", IsX360() ? "_rt_FullFrameFB1" : "_rt_FullScreen" ); pVMTKeyValues->SetInt( "$nocull", 1 ); pVMTKeyValues->SetInt( "$nofog", 1 ); pVMTKeyValues->SetInt( "$ignorez", 1 ); m_pFreezeFrame.Init( "FreezeFrame_FullScreen", TEXTURE_GROUP_OTHER, pVMTKeyValues ); m_pFreezeFrame->Refresh(); m_TranslucentSingleColor.Init( "debug/debugtranslucentsinglecolor", TEXTURE_GROUP_OTHER ); } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CFreezeFrameView::Draw( void ) { CMatRenderContextPtr pRenderContext( materials ); #if defined( _X360 ) pRenderContext->PushVertexShaderGPRAllocation( 16 ); //max out pixel shader threads #endif pRenderContext->DrawScreenSpaceRectangle( m_pFreezeFrame, x, y, width, height, m_nSubRect[ 0 ], m_nSubRect[ 1 ], m_nSubRect[ 0 ] + m_nSubRect[ 2 ] - 1, m_nSubRect[ 1 ] + m_nSubRect[ 3 ] - 1, m_nScreenSize[ 0 ], m_nScreenSize[ 1 ] ); //Fake a fade during freezeframe view. if ( g_flFreezeFlash[ m_nSlot ] >= gpGlobals->curtime && engine->IsTakingScreenshot() == false ) { // Overlay screen fade on entire screen IMaterial* pMaterial = m_TranslucentSingleColor; int iFadeAlpha = FREEZECAM_SNAPSHOT_FADE_SPEED * ( g_flFreezeFlash[ m_nSlot ] - gpGlobals->curtime ); iFadeAlpha = MIN( iFadeAlpha, 255 ); iFadeAlpha = MAX( 0, iFadeAlpha ); pMaterial->AlphaModulate( iFadeAlpha * ( 1.0f / 255.0f ) ); pMaterial->ColorModulate( 1.0f, 1.0f, 1.0f ); pMaterial->SetMaterialVarFlag( MATERIAL_VAR_IGNOREZ, true ); pRenderContext->DrawScreenSpaceRectangle( pMaterial, x, y, width, height, m_nSubRect[ 0 ], m_nSubRect[ 1 ], m_nSubRect[ 0 ] + m_nSubRect[ 2 ] - 1, m_nSubRect[ 1 ] + m_nSubRect[ 3 ] - 1, m_nScreenSize[ 0 ], m_nScreenSize[ 1 ] ); } #if defined( _X360 ) pRenderContext->PopVertexShaderGPRAllocation(); #endif } //----------------------------------------------------------------------------- // Pops a water render target //----------------------------------------------------------------------------- bool CBaseWorldView::AdjustView( float waterHeight ) { if( m_DrawFlags & DF_RENDER_REFRACTION ) { ITexture *pTexture = GetWaterRefractionTexture(); // Use the aspect ratio of the main view! So, don't recompute it here x = y = 0; width = pTexture->GetActualWidth(); height = pTexture->GetActualHeight(); return true; } if( m_DrawFlags & DF_RENDER_REFLECTION ) { ITexture *pTexture = GetWaterReflectionTexture(); // Use the aspect ratio of the main view! So, don't recompute it here x = y = 0; width = pTexture->GetActualWidth(); height = pTexture->GetActualHeight(); angles[0] = -angles[0]; angles[2] = -angles[2]; origin[2] -= 2.0f * ( origin[2] - (waterHeight)); return true; } return false; } //----------------------------------------------------------------------------- // Pops a water render target //----------------------------------------------------------------------------- void CBaseWorldView::PushView( float waterHeight ) { float spread = 2.0f; if( m_DrawFlags & DF_FUDGE_UP ) { waterHeight += spread; } else { waterHeight -= spread; } MaterialHeightClipMode_t clipMode = MATERIAL_HEIGHTCLIPMODE_DISABLE; if ( ( m_DrawFlags & DF_CLIP_Z ) && mat_clipz.GetBool() ) { if( m_DrawFlags & DF_CLIP_BELOW ) { clipMode = MATERIAL_HEIGHTCLIPMODE_RENDER_ABOVE_HEIGHT; } else { clipMode = MATERIAL_HEIGHTCLIPMODE_RENDER_BELOW_HEIGHT; } } CMatRenderContextPtr pRenderContext( materials ); if( m_DrawFlags & DF_RENDER_REFRACTION ) { pRenderContext->SetFogZ( waterHeight ); pRenderContext->SetHeightClipZ( waterHeight ); pRenderContext->SetHeightClipMode( clipMode ); // Have to re-set up the view since we reset the size render->Push3DView( *this, m_ClearFlags, GetWaterRefractionTexture(), GetFrustum() ); return; } if( m_DrawFlags & DF_RENDER_REFLECTION ) { ITexture *pTexture = GetWaterReflectionTexture(); pRenderContext->SetFogZ( waterHeight ); bool bSoftwareUserClipPlane = g_pMaterialSystemHardwareConfig->UseFastClipping(); if( bSoftwareUserClipPlane && ( origin[2] > waterHeight - r_eyewaterepsilon.GetFloat() ) ) { waterHeight = origin[2] + r_eyewaterepsilon.GetFloat(); } pRenderContext->SetHeightClipZ( waterHeight ); pRenderContext->SetHeightClipMode( clipMode ); render->Push3DView( *this, m_ClearFlags, pTexture, GetFrustum() ); SetLightmapScaleForWater(); return; } if ( m_ClearFlags & ( VIEW_CLEAR_DEPTH | VIEW_CLEAR_COLOR | VIEW_CLEAR_STENCIL ) ) { if ( m_ClearFlags & VIEW_CLEAR_OBEY_STENCIL ) { pRenderContext->ClearBuffersObeyStencil( ( m_ClearFlags & VIEW_CLEAR_COLOR ) ? true : false, ( m_ClearFlags & VIEW_CLEAR_DEPTH ) ? true : false ); } else { if ( r_shadow_deferred.GetBool() ) { // FIXME: Is there a better place to force a stencil clear for deferred shadows? if ( m_ClearFlags & VIEW_CLEAR_DEPTH ) m_ClearFlags |= VIEW_CLEAR_STENCIL; } pRenderContext->ClearBuffers( ( m_ClearFlags & VIEW_CLEAR_COLOR ) ? true : false, ( m_ClearFlags & VIEW_CLEAR_DEPTH ) ? true : false, ( m_ClearFlags & VIEW_CLEAR_STENCIL ) ? true : false ); } } pRenderContext->SetHeightClipMode( clipMode ); if ( clipMode != MATERIAL_HEIGHTCLIPMODE_DISABLE ) { pRenderContext->SetHeightClipZ( waterHeight ); } } //----------------------------------------------------------------------------- // Pops a water render target //----------------------------------------------------------------------------- void CBaseWorldView::PopView() { CMatRenderContextPtr pRenderContext( materials ); pRenderContext->SetHeightClipMode( MATERIAL_HEIGHTCLIPMODE_DISABLE ); if( m_DrawFlags & (DF_RENDER_REFRACTION | DF_RENDER_REFLECTION) ) { if ( IsX360() ) { // these renders paths used their surfaces, so blit their results if ( m_DrawFlags & DF_RENDER_REFRACTION ) { pRenderContext->CopyRenderTargetToTextureEx( GetWaterRefractionTexture(), NULL, NULL ); } if ( m_DrawFlags & DF_RENDER_REFLECTION ) { pRenderContext->CopyRenderTargetToTextureEx( GetWaterReflectionTexture(), NULL, NULL ); } } render->PopView( GetFrustum() ); if (s_vSavedLinearLightMapScale.x>=0) { pRenderContext->SetToneMappingScaleLinear(s_vSavedLinearLightMapScale); s_vSavedLinearLightMapScale.x=-1; } } } //----------------------------------------------------------------------------- // Draws the world + entities //----------------------------------------------------------------------------- void CBaseWorldView::DrawSetup( float waterHeight, int nSetupFlags, float waterZAdjust, int iForceViewLeaf ) { int savedViewID = g_CurrentViewID; g_CurrentViewID = VIEW_ILLEGAL; bool bViewChanged = AdjustView( waterHeight ); if ( bViewChanged ) { render->Push3DView( *this, 0, NULL, GetFrustum() ); } render->BeginUpdateLightmaps(); bool bDrawEntities = ( nSetupFlags & DF_DRAW_ENTITITES ) != 0; bool bDrawReflection = ( nSetupFlags & DF_RENDER_REFLECTION ) != 0; BuildWorldRenderLists( bDrawEntities, iForceViewLeaf, true, false, bDrawReflection ? &waterHeight : NULL ); PruneWorldListInfo(); if ( bDrawEntities ) { BuildRenderableRenderLists( savedViewID ); } render->EndUpdateLightmaps(); if ( bViewChanged ) { render->PopView( GetFrustum() ); } g_CurrentViewID = savedViewID; } void CBaseWorldView::DrawExecute( float waterHeight, view_id_t viewID, float waterZAdjust ) { // @MULTICORE (toml 8/16/2006): rethink how, where, and when this is done... g_pClientShadowMgr->ComputeShadowTextures( *this, m_pWorldListInfo->m_LeafCount, m_pWorldListInfo->m_pLeafDataList ); // Make sure sound doesn't stutter engine->Sound_ExtraUpdate(); int savedViewID = g_CurrentViewID; g_CurrentViewID = viewID; // Update our render view flags. int iDrawFlagsBackup = m_DrawFlags; m_DrawFlags |= m_pMainView->GetBaseDrawFlags(); PushView( waterHeight ); CMatRenderContextPtr pRenderContext( materials ); #if defined( _X360 ) pRenderContext->PushVertexShaderGPRAllocation( 32 ); #endif ITexture *pSaveFrameBufferCopyTexture = pRenderContext->GetFrameBufferCopyTexture( 0 ); pRenderContext->SetFrameBufferCopyTexture( GetPowerOfTwoFrameBufferTexture() ); pRenderContext.SafeRelease(); Begin360ZPass(); m_DrawFlags |= DF_SKIP_WORLD_DECALS_AND_OVERLAYS; DrawWorld( waterZAdjust ); m_DrawFlags &= ~DF_SKIP_WORLD_DECALS_AND_OVERLAYS; if ( m_DrawFlags & DF_DRAW_ENTITITES ) { DrawOpaqueRenderables( false ); } End360ZPass(); // DrawOpaqueRenderables currently already calls End360ZPass. No harm in calling it again to make sure we're always ending it // Only draw decals on opaque surfaces after now. Benefit is two-fold: Early Z benefits on PC, and // we're pulling out stuff that uses the dynamic VB from the 360 Z pass // (which can lead to rendering corruption if we overflow the dyn. VB ring buffer). m_DrawFlags |= DF_SKIP_WORLD; DrawWorld( waterZAdjust ); m_DrawFlags &= ~DF_SKIP_WORLD; if ( !m_bDrawWorldNormal ) { if ( m_DrawFlags & DF_DRAW_ENTITITES ) { DrawTranslucentRenderables( false, false ); DrawNoZBufferTranslucentRenderables(); } else { // Draw translucent world brushes only, no entities DrawTranslucentWorldInLeaves( false ); } } // issue the pixel visibility tests for sub-views if ( !IsMainView( CurrentViewID() ) && CurrentViewID() != VIEW_INTRO_CAMERA ) { PixelVisibility_EndCurrentView(); } pRenderContext.GetFrom( materials ); pRenderContext->SetFrameBufferCopyTexture( pSaveFrameBufferCopyTexture ); PopView(); m_DrawFlags = iDrawFlagsBackup; g_CurrentViewID = savedViewID; #if defined( _X360 ) pRenderContext->PopVertexShaderGPRAllocation(); #endif } //----------------------------------------------------------------------------- // Draws the scene when there's no water or only cheap water //----------------------------------------------------------------------------- void CSimpleWorldView::Setup( const CViewSetup &view, int nClearFlags, bool bDrawSkybox, const VisibleFogVolumeInfo_t &fogInfo, const WaterRenderInfo_t &waterInfo, ViewCustomVisibility_t *pCustomVisibility ) { BaseClass::Setup( view ); m_ClearFlags = nClearFlags; m_DrawFlags = DF_DRAW_ENTITITES; if ( !waterInfo.m_bOpaqueWater ) { m_DrawFlags |= DF_RENDER_UNDERWATER | DF_RENDER_ABOVEWATER; } else { bool bViewIntersectsWater = DoesViewPlaneIntersectWater( fogInfo.m_flWaterHeight, fogInfo.m_nVisibleFogVolume ); if( bViewIntersectsWater ) { // have to draw both sides if we can see both. m_DrawFlags |= DF_RENDER_UNDERWATER | DF_RENDER_ABOVEWATER; } else if ( fogInfo.m_bEyeInFogVolume ) { m_DrawFlags |= DF_RENDER_UNDERWATER; } else { m_DrawFlags |= DF_RENDER_ABOVEWATER; } } if ( waterInfo.m_bDrawWaterSurface ) { m_DrawFlags |= DF_RENDER_WATER; } if ( !fogInfo.m_bEyeInFogVolume && bDrawSkybox ) { m_DrawFlags |= DF_DRAWSKYBOX; } m_pCustomVisibility = pCustomVisibility; m_fogInfo = fogInfo; } //----------------------------------------------------------------------------- // Draws the scene when there's no water or only cheap water //----------------------------------------------------------------------------- void CSimpleWorldView::Draw() { VPROF( "CViewRender::ViewDrawScene_NoWater" ); CMatRenderContextPtr pRenderContext( materials ); PIXEVENT( pRenderContext, "CSimpleWorldView::Draw" ); #if defined( _X360 ) pRenderContext->PushVertexShaderGPRAllocation( 32 ); //lean toward pixel shader threads #endif pRenderContext.SafeRelease(); DrawSetup( 0, m_DrawFlags, 0 ); if ( !m_fogInfo.m_bEyeInFogVolume ) { EnableWorldFog(); } else { m_ClearFlags |= VIEW_CLEAR_COLOR; SetFogVolumeState( m_fogInfo, false ); pRenderContext.GetFrom( materials ); unsigned char ucFogColor[3]; pRenderContext->GetFogColor( ucFogColor ); pRenderContext->ClearColor4ub( ucFogColor[0], ucFogColor[1], ucFogColor[2], 255 ); } pRenderContext.SafeRelease(); DrawExecute( 0, CurrentViewID(), 0 ); pRenderContext.GetFrom( materials ); pRenderContext->ClearColor4ub( 0, 0, 0, 255 ); #if defined( _X360 ) pRenderContext->PopVertexShaderGPRAllocation(); #endif } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CBaseWaterView::CalcWaterEyeAdjustments( const VisibleFogVolumeInfo_t &fogInfo, float &newWaterHeight, float &waterZAdjust, bool bSoftwareUserClipPlane ) { if( !bSoftwareUserClipPlane ) { newWaterHeight = fogInfo.m_flWaterHeight; waterZAdjust = 0.0f; return; } newWaterHeight = fogInfo.m_flWaterHeight; float eyeToWaterZDelta = origin[2] - fogInfo.m_flWaterHeight; float epsilon = r_eyewaterepsilon.GetFloat(); waterZAdjust = 0.0f; if( fabs( eyeToWaterZDelta ) < epsilon ) { if( eyeToWaterZDelta > 0 ) { newWaterHeight = origin[2] - epsilon; } else { newWaterHeight = origin[2] + epsilon; } waterZAdjust = newWaterHeight - fogInfo.m_flWaterHeight; } // Warning( "view.origin[2]: %f newWaterHeight: %f fogInfo.m_flWaterHeight: %f waterZAdjust: %f\n", // ( float )view.origin[2], newWaterHeight, fogInfo.m_flWaterHeight, waterZAdjust ); } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CBaseWaterView::CSoftwareIntersectionView::Setup( bool bAboveWater ) { BaseClass::Setup( *GetOuter() ); m_DrawFlags = 0; m_DrawFlags = ( bAboveWater ) ? DF_RENDER_UNDERWATER : DF_RENDER_ABOVEWATER; } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CBaseWaterView::CSoftwareIntersectionView::Draw() { DrawSetup( GetOuter()->m_waterHeight, m_DrawFlags, GetOuter()->m_waterZAdjust ); DrawExecute( GetOuter()->m_waterHeight, CurrentViewID(), GetOuter()->m_waterZAdjust ); } //----------------------------------------------------------------------------- // Draws the scene when the view point is above the level of the water //----------------------------------------------------------------------------- void CAboveWaterView::Setup( const CViewSetup &view, bool bDrawSkybox, const VisibleFogVolumeInfo_t &fogInfo, const WaterRenderInfo_t& waterInfo ) { BaseClass::Setup( view ); m_bSoftwareUserClipPlane = g_pMaterialSystemHardwareConfig->UseFastClipping(); CalcWaterEyeAdjustments( fogInfo, m_waterHeight, m_waterZAdjust, m_bSoftwareUserClipPlane ); // BROKEN STUFF! if ( m_waterZAdjust == 0.0f ) { m_bSoftwareUserClipPlane = false; } m_DrawFlags = DF_RENDER_ABOVEWATER | DF_DRAW_ENTITITES; m_ClearFlags = VIEW_CLEAR_DEPTH; if ( bDrawSkybox ) { m_DrawFlags |= DF_DRAWSKYBOX; } if ( waterInfo.m_bDrawWaterSurface ) { m_DrawFlags |= DF_RENDER_WATER; } if ( !waterInfo.m_bRefract && !waterInfo.m_bOpaqueWater ) { m_DrawFlags |= DF_RENDER_UNDERWATER; } m_fogInfo = fogInfo; m_waterInfo = waterInfo; } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CAboveWaterView::Draw() { VPROF( "CViewRender::ViewDrawScene_EyeAboveWater" ); // eye is outside of water CMatRenderContextPtr pRenderContext( materials ); // render the reflection if( m_waterInfo.m_bReflect ) { m_ReflectionView.Setup( m_waterInfo.m_bReflectEntities ); m_pMainView->AddViewToScene( &m_ReflectionView ); } bool bViewIntersectsWater = false; // render refraction if ( m_waterInfo.m_bRefract ) { m_RefractionView.Setup(); m_pMainView->AddViewToScene( &m_RefractionView ); if( !m_bSoftwareUserClipPlane ) { bViewIntersectsWater = DoesViewPlaneIntersectWater( m_fogInfo.m_flWaterHeight, m_fogInfo.m_nVisibleFogVolume ); } } else if ( !( m_DrawFlags & DF_DRAWSKYBOX ) ) { m_ClearFlags |= VIEW_CLEAR_COLOR; } // NOTE!!!!! YOU CAN ONLY DO THIS IF YOU HAVE HARDWARE USER CLIP PLANES!!!!!! bool bHardwareUserClipPlanes = !g_pMaterialSystemHardwareConfig->UseFastClipping(); if( bViewIntersectsWater && bHardwareUserClipPlanes ) { // This is necessary to keep the non-water fogged world from drawing underwater in // the case where we want to partially see into the water. m_DrawFlags |= DF_CLIP_Z | DF_CLIP_BELOW; } // render the world DrawSetup( m_waterHeight, m_DrawFlags, m_waterZAdjust ); EnableWorldFog(); DrawExecute( m_waterHeight, CurrentViewID(), m_waterZAdjust ); if ( m_waterInfo.m_bRefract ) { if ( m_bSoftwareUserClipPlane ) { m_SoftwareIntersectionView.Setup( true ); m_SoftwareIntersectionView.Draw( ); } else if ( bViewIntersectsWater ) { m_IntersectionView.Setup(); m_pMainView->AddViewToScene( &m_IntersectionView ); } } } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CAboveWaterView::CReflectionView::Setup( bool bReflectEntities ) { BaseClass::Setup( *GetOuter() ); m_ClearFlags = VIEW_CLEAR_DEPTH; // NOTE: Clearing the color is unnecessary since we're drawing the skybox // and dest-alpha is never used in the reflection m_DrawFlags = DF_RENDER_REFLECTION | DF_CLIP_Z | DF_CLIP_BELOW | DF_RENDER_ABOVEWATER; // NOTE: This will cause us to draw the 2d skybox in the reflection // (which we want to do instead of drawing the 3d skybox) m_DrawFlags |= DF_DRAWSKYBOX; if( bReflectEntities ) { m_DrawFlags |= DF_DRAW_ENTITITES; } } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CAboveWaterView::CReflectionView::Draw() { // Store off view origin and angles and set the new view int nSaveViewID = CurrentViewID(); SetupCurrentView( origin, angles, VIEW_REFLECTION ); // Disable occlusion visualization in reflection bool bVisOcclusion = r_visocclusion.GetBool(); r_visocclusion.SetValue( 0 ); DrawSetup( GetOuter()->m_fogInfo.m_flWaterHeight, m_DrawFlags, 0.0f, GetOuter()->m_fogInfo.m_nVisibleFogVolumeLeaf ); EnableWorldFog(); DrawExecute( GetOuter()->m_fogInfo.m_flWaterHeight, VIEW_REFLECTION, 0.0f ); r_visocclusion.SetValue( bVisOcclusion ); // finish off the view and restore the previous view. SetupCurrentView( origin, angles, ( view_id_t )nSaveViewID ); // This is here for multithreading CMatRenderContextPtr pRenderContext( materials ); pRenderContext->Flush(); } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CAboveWaterView::CRefractionView::Setup() { BaseClass::Setup( *GetOuter() ); m_ClearFlags = VIEW_CLEAR_COLOR | VIEW_CLEAR_DEPTH; m_DrawFlags = DF_RENDER_REFRACTION | DF_CLIP_Z | DF_RENDER_UNDERWATER | DF_FUDGE_UP | DF_DRAW_ENTITITES ; } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CAboveWaterView::CRefractionView::Draw() { // Store off view origin and angles and set the new view int nSaveViewID = CurrentViewID(); SetupCurrentView( origin, angles, VIEW_REFRACTION ); DrawSetup( GetOuter()->m_waterHeight, m_DrawFlags, GetOuter()->m_waterZAdjust ); SetFogVolumeState( GetOuter()->m_fogInfo, true ); SetClearColorToFogColor(); DrawExecute( GetOuter()->m_waterHeight, VIEW_REFRACTION, GetOuter()->m_waterZAdjust ); // finish off the view. restore the previous view. SetupCurrentView( origin, angles, ( view_id_t )nSaveViewID ); // This is here for multithreading CMatRenderContextPtr pRenderContext( materials ); pRenderContext->ClearColor4ub( 0, 0, 0, 255 ); pRenderContext->Flush(); } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CAboveWaterView::CIntersectionView::Setup() { BaseClass::Setup( *GetOuter() ); m_DrawFlags = DF_RENDER_UNDERWATER | DF_CLIP_Z | DF_DRAW_ENTITITES; } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CAboveWaterView::CIntersectionView::Draw() { DrawSetup( GetOuter()->m_fogInfo.m_flWaterHeight, m_DrawFlags, 0 ); SetFogVolumeState( GetOuter()->m_fogInfo, true ); SetClearColorToFogColor( ); DrawExecute( GetOuter()->m_fogInfo.m_flWaterHeight, VIEW_NONE, 0 ); CMatRenderContextPtr pRenderContext( materials ); pRenderContext->ClearColor4ub( 0, 0, 0, 255 ); } //----------------------------------------------------------------------------- // Draws the scene when the view point is under the level of the water //----------------------------------------------------------------------------- void CUnderWaterView::Setup( const CViewSetup &view, bool bDrawSkybox, const VisibleFogVolumeInfo_t &fogInfo, const WaterRenderInfo_t& waterInfo ) { BaseClass::Setup( view ); m_bSoftwareUserClipPlane = g_pMaterialSystemHardwareConfig->UseFastClipping(); CalcWaterEyeAdjustments( fogInfo, m_waterHeight, m_waterZAdjust, m_bSoftwareUserClipPlane ); IMaterial *pWaterMaterial = fogInfo.m_pFogVolumeMaterial; IMaterialVar *pScreenOverlayVar = pWaterMaterial->FindVar( "$underwateroverlay", NULL, false ); if ( pScreenOverlayVar && ( pScreenOverlayVar->IsDefined() ) ) { char const *pOverlayName = pScreenOverlayVar->GetStringValue(); if ( pOverlayName[0] != '0' ) // fixme!!! { IMaterial *pOverlayMaterial = materials->FindMaterial( pOverlayName, TEXTURE_GROUP_OTHER ); m_pMainView->SetWaterOverlayMaterial( pOverlayMaterial ); } } // NOTE: We're not drawing the 2d skybox under water since it's assumed to not be visible. // render the world underwater // Clear the color to get the appropriate underwater fog color m_DrawFlags = DF_FUDGE_UP | DF_RENDER_UNDERWATER | DF_DRAW_ENTITITES; m_ClearFlags = VIEW_CLEAR_DEPTH; if( !m_bSoftwareUserClipPlane ) { m_DrawFlags |= DF_CLIP_Z; } if ( waterInfo.m_bDrawWaterSurface ) { m_DrawFlags |= DF_RENDER_WATER; } if ( !waterInfo.m_bRefract && !waterInfo.m_bOpaqueWater ) { m_DrawFlags |= DF_RENDER_ABOVEWATER; } m_fogInfo = fogInfo; m_waterInfo = waterInfo; m_bDrawSkybox = bDrawSkybox; } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CUnderWaterView::Draw() { // FIXME: The 3d skybox shouldn't be drawn when the eye is under water VPROF( "CViewRender::ViewDrawScene_EyeUnderWater" ); CMatRenderContextPtr pRenderContext( materials ); // render refraction (out of water) if ( m_waterInfo.m_bRefract ) { m_RefractionView.Setup( ); m_pMainView->AddViewToScene( &m_RefractionView ); } if ( !m_waterInfo.m_bRefract ) { SetFogVolumeState( m_fogInfo, true ); unsigned char ucFogColor[3]; pRenderContext->GetFogColor( ucFogColor ); pRenderContext->ClearColor4ub( ucFogColor[0], ucFogColor[1], ucFogColor[2], 255 ); } DrawSetup( m_waterHeight, m_DrawFlags, m_waterZAdjust ); SetFogVolumeState( m_fogInfo, false ); DrawExecute( m_waterHeight, CurrentViewID(), m_waterZAdjust ); m_ClearFlags = 0; if( m_waterZAdjust != 0.0f && m_bSoftwareUserClipPlane && m_waterInfo.m_bRefract ) { m_SoftwareIntersectionView.Setup( false ); m_SoftwareIntersectionView.Draw( ); } pRenderContext->ClearColor4ub( 0, 0, 0, 255 ); } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CUnderWaterView::CRefractionView::Setup() { BaseClass::Setup( *GetOuter() ); // NOTE: Refraction renders into the back buffer, over the top of the 3D skybox // It is then blitted out into the refraction target. This is so that // we only have to set up 3d sky vis once, and only render it once also! m_DrawFlags = DF_CLIP_Z | DF_CLIP_BELOW | DF_RENDER_ABOVEWATER | DF_DRAW_ENTITITES; m_ClearFlags = VIEW_CLEAR_DEPTH; if ( GetOuter()->m_bDrawSkybox ) { m_ClearFlags |= VIEW_CLEAR_COLOR; m_DrawFlags |= DF_DRAWSKYBOX | DF_CLIP_SKYBOX; } } //----------------------------------------------------------------------------- // //----------------------------------------------------------------------------- void CUnderWaterView::CRefractionView::Draw() { CMatRenderContextPtr pRenderContext( materials ); SetFogVolumeState( GetOuter()->m_fogInfo, true ); unsigned char ucFogColor[3]; pRenderContext->GetFogColor( ucFogColor ); pRenderContext->ClearColor4ub( ucFogColor[0], ucFogColor[1], ucFogColor[2], 255 ); DrawSetup( GetOuter()->m_waterHeight, m_DrawFlags, GetOuter()->m_waterZAdjust ); EnableWorldFog(); DrawExecute( GetOuter()->m_waterHeight, VIEW_REFRACTION, GetOuter()->m_waterZAdjust ); Rect_t srcRect; srcRect.x = x; srcRect.y = y; srcRect.width = width; srcRect.height = height; ITexture *pTexture = GetWaterRefractionTexture(); pRenderContext->CopyRenderTargetToTextureEx( pTexture, 0, &srcRect, NULL ); } //----------------------------------------------------------------------------- // // Reflective glass view starts here // //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- // Draws the scene when the view contains reflective glass //----------------------------------------------------------------------------- void CReflectiveGlassView::Setup( const CViewSetup &view, int nClearFlags, bool bDrawSkybox, const VisibleFogVolumeInfo_t &fogInfo, const WaterRenderInfo_t &waterInfo, const cplane_t &reflectionPlane ) { BaseClass::Setup( view, nClearFlags, bDrawSkybox, fogInfo, waterInfo, NULL ); m_ReflectionPlane = reflectionPlane; } bool CReflectiveGlassView::AdjustView( float flWaterHeight ) { ITexture *pTexture = GetWaterReflectionTexture(); // Use the aspect ratio of the main view! So, don't recompute it here x = y = 0; width = pTexture->GetActualWidth(); height = pTexture->GetActualHeight(); // Reflect the camera origin + vectors around the reflection plane float flDist = DotProduct( origin, m_ReflectionPlane.normal ) - m_ReflectionPlane.dist; VectorMA( origin, - 2.0f * flDist, m_ReflectionPlane.normal, origin ); Vector vecForward, vecUp; AngleVectors( angles, &vecForward, NULL, &vecUp ); float flDot = DotProduct( vecForward, m_ReflectionPlane.normal ); VectorMA( vecForward, - 2.0f * flDot, m_ReflectionPlane.normal, vecForward ); flDot = DotProduct( vecUp, m_ReflectionPlane.normal ); VectorMA( vecUp, - 2.0f * flDot, m_ReflectionPlane.normal, vecUp ); VectorAngles( vecForward, vecUp, angles ); return true; } void CReflectiveGlassView::PushView( float waterHeight ) { render->Push3DView( *this, m_ClearFlags, GetWaterReflectionTexture(), GetFrustum() ); Vector4D plane; VectorCopy( m_ReflectionPlane.normal, plane.AsVector3D() ); plane.w = m_ReflectionPlane.dist + 0.1f; CMatRenderContextPtr pRenderContext( materials ); pRenderContext->PushCustomClipPlane( plane.Base() ); } void CReflectiveGlassView::PopView( ) { CMatRenderContextPtr pRenderContext( materials ); pRenderContext->PopCustomClipPlane( ); render->PopView( GetFrustum() ); } //----------------------------------------------------------------------------- // Renders reflective or refractive parts of glass //----------------------------------------------------------------------------- void CReflectiveGlassView::Draw() { VPROF( "CReflectiveGlassView::Draw" ); CMatRenderContextPtr pRenderContext( materials ); PIXEVENT( pRenderContext, "CReflectiveGlassView::Draw" ); // Disable occlusion visualization in reflection bool bVisOcclusion = r_visocclusion.GetBool(); r_visocclusion.SetValue( 0 ); BaseClass::Draw(); r_visocclusion.SetValue( bVisOcclusion ); pRenderContext->ClearColor4ub( 0, 0, 0, 255 ); pRenderContext->Flush(); } //----------------------------------------------------------------------------- // Draws the scene when the view contains reflective glass //----------------------------------------------------------------------------- void CRefractiveGlassView::Setup( const CViewSetup &view, int nClearFlags, bool bDrawSkybox, const VisibleFogVolumeInfo_t &fogInfo, const WaterRenderInfo_t &waterInfo, const cplane_t &reflectionPlane ) { BaseClass::Setup( view, nClearFlags, bDrawSkybox, fogInfo, waterInfo, NULL ); m_ReflectionPlane = reflectionPlane; } bool CRefractiveGlassView::AdjustView( float flWaterHeight ) { ITexture *pTexture = GetWaterRefractionTexture(); // Use the aspect ratio of the main view! So, don't recompute it here x = y = 0; width = pTexture->GetActualWidth(); height = pTexture->GetActualHeight(); return true; } void CRefractiveGlassView::PushView( float waterHeight ) { render->Push3DView( *this, m_ClearFlags, GetWaterRefractionTexture(), GetFrustum() ); Vector4D plane; VectorMultiply( m_ReflectionPlane.normal, -1, plane.AsVector3D() ); plane.w = -m_ReflectionPlane.dist + 0.1f; CMatRenderContextPtr pRenderContext( materials ); pRenderContext->PushCustomClipPlane( plane.Base() ); } void CRefractiveGlassView::PopView( ) { CMatRenderContextPtr pRenderContext( materials ); pRenderContext->PopCustomClipPlane( ); render->PopView( GetFrustum() ); } //----------------------------------------------------------------------------- // Renders reflective or refractive parts of glass //----------------------------------------------------------------------------- void CRefractiveGlassView::Draw() { VPROF( "CRefractiveGlassView::Draw" ); CMatRenderContextPtr pRenderContext( materials ); PIXEVENT( pRenderContext, "CRefractiveGlassView::Draw" ); BaseClass::Draw(); pRenderContext->ClearColor4ub( 0, 0, 0, 255 ); pRenderContext->Flush(); } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void FrustumCache_t::Add( const CViewSetup *pView, int iSlot ) { // Check for a valid view setup. if ( !pView ) return; // Create the perspective frustum. GeneratePerspectiveFrustum( pView->origin, pView->angles, pView->zNear, pView->zFar, pView->fov, pView->m_flAspectRatio, m_Frustums[iSlot] ); }