333 lines
10 KiB
C++
333 lines
10 KiB
C++
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//===== Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ======//
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//
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// Purpose: Client explosions
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//
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// $NoKeywords: $
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//===========================================================================//
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#include "cbase.h"
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#include "tempentity.h" // FLAGS
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#include "c_te_particlesystem.h"
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#include "RagdollExplosionEnumerator.h"
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#include "glow_overlay.h"
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#include "fx_explosion.h"
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#include "engine/ivdebugoverlay.h"
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#include "tier1/keyvalues.h"
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#include "toolframework_client.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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#define OLD_EXPLOSION 0
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// Enumator class for ragdolls being affected by explosive forces
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CRagdollExplosionEnumerator::CRagdollExplosionEnumerator( Vector origin, float radius, float magnitude )
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{
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m_vecOrigin = origin;
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m_flMagnitude = magnitude;
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m_flRadius = radius;
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}
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// Actual work code
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IterationRetval_t CRagdollExplosionEnumerator::EnumElement( IHandleEntity *pHandleEntity )
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{
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C_BaseEntity *pEnt = ClientEntityList().GetBaseEntityFromHandle( pHandleEntity->GetRefEHandle() );
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if ( pEnt == NULL )
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return ITERATION_CONTINUE;
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C_BaseAnimating *pModel = static_cast< C_BaseAnimating * >( pEnt );
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// If the ragdoll was created on this tick, then the forces were already applied on the server
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if ( pModel == NULL || WasRagdollCreatedOnCurrentTick( pEnt ) )
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return ITERATION_CONTINUE;
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m_Entities.AddToTail( pEnt );
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return ITERATION_CONTINUE;
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}
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CRagdollExplosionEnumerator::~CRagdollExplosionEnumerator()
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{
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for (int i = 0; i < m_Entities.Count(); i++ )
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{
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C_BaseEntity *pEnt = m_Entities[i];
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C_BaseAnimating *pModel = static_cast< C_BaseAnimating * >( pEnt );
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Vector position = pEnt->CollisionProp()->GetCollisionOrigin();
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Vector dir = position - m_vecOrigin;
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float dist = VectorNormalize( dir );
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float force = m_flMagnitude - ( ( m_flMagnitude / m_flRadius ) * dist );
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if ( force <= 1.0f )
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continue;
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trace_t tr;
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UTIL_TraceLine( m_vecOrigin, position, MASK_SHOT_HULL, NULL, COLLISION_GROUP_NONE, &tr );
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// debugoverlay->AddLineOverlay( m_vecOrigin, position, 0,255,0, true, 18.0 );
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if ( tr.fraction < 1.0f && tr.m_pEnt != pModel )
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continue;
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dir *= force; // scale force
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// tricky, adjust tr.start so end-start->= force
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tr.startpos = tr.endpos - dir;
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// move expolsion center a bit down, so things fly higher
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tr.startpos.z -= 32.0f;
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pModel->ImpactTrace( &tr, DMG_BLAST, NULL );
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: Explosion TE
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//-----------------------------------------------------------------------------
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class C_TEExplosion : public C_TEParticleSystem
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{
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public:
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DECLARE_CLASS( C_TEExplosion, C_TEParticleSystem );
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DECLARE_CLIENTCLASS();
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C_TEExplosion( void );
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virtual ~C_TEExplosion( void );
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virtual void PostDataUpdate( DataUpdateType_t updateType );
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virtual void RenderParticles( CParticleRenderIterator *pIterator );
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virtual void SimulateParticles( CParticleSimulateIterator *pIterator );
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private:
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// Recording
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void RecordExplosion( );
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public:
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void AffectRagdolls( void );
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int m_nModelIndex;
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float m_fScale;
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int m_nFrameRate;
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int m_nFlags;
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Vector m_vecNormal;
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char m_chMaterialType;
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int m_nRadius;
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int m_nMagnitude;
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//CParticleCollision m_ParticleCollision;
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CParticleMgr *m_pParticleMgr;
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PMaterialHandle m_MaterialHandle;
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bool m_bShouldAffectRagdolls;
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};
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//-----------------------------------------------------------------------------
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// Networking
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//-----------------------------------------------------------------------------
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IMPLEMENT_CLIENTCLASS_EVENT_DT(C_TEExplosion, DT_TEExplosion, CTEExplosion)
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RecvPropInt( RECVINFO(m_nModelIndex)),
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RecvPropFloat( RECVINFO(m_fScale )),
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RecvPropInt( RECVINFO(m_nFrameRate)),
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RecvPropInt( RECVINFO(m_nFlags)),
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RecvPropVector( RECVINFO(m_vecNormal)),
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RecvPropInt( RECVINFO(m_chMaterialType)),
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RecvPropInt( RECVINFO(m_nRadius)),
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RecvPropInt( RECVINFO(m_nMagnitude)),
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END_RECV_TABLE()
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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C_TEExplosion::C_TEExplosion( void )
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{
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m_bShouldAffectRagdolls = true;
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m_nModelIndex = 0;
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m_fScale = 0;
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m_nFrameRate = 0;
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m_nFlags = 0;
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m_vecNormal.Init();
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m_chMaterialType = 'C';
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m_nRadius = 0;
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m_nMagnitude = 0;
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m_pParticleMgr = NULL;
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m_MaterialHandle = INVALID_MATERIAL_HANDLE;
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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C_TEExplosion::~C_TEExplosion( void )
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{
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void C_TEExplosion::AffectRagdolls( void )
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{
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if ( ( m_nRadius == 0 ) || ( m_nMagnitude == 0 ) || (!m_bShouldAffectRagdolls) )
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return;
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CRagdollExplosionEnumerator ragdollEnum( m_vecOrigin, m_nRadius, m_nMagnitude );
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partition->EnumerateElementsInSphere( PARTITION_CLIENT_RESPONSIVE_EDICTS, m_vecOrigin, m_nRadius, false, &ragdollEnum );
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}
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//
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// CExplosionOverlay
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//
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bool CExplosionOverlay::Update( void )
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{
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m_flLifetime += gpGlobals->frametime;
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const float flTotalLifetime = 0.1f;
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if ( m_flLifetime < flTotalLifetime )
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{
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float flColorScale = 1.0f - ( m_flLifetime / flTotalLifetime );
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for( int i=0; i < m_nSprites; i++ )
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{
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m_Sprites[i].m_vColor = m_vBaseColors[i] * flColorScale;
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m_Sprites[i].m_flHorzSize += 16.0f * gpGlobals->frametime;
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m_Sprites[i].m_flVertSize += 16.0f * gpGlobals->frametime;
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}
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return true;
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}
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return false;
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}
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//-----------------------------------------------------------------------------
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// Recording
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//-----------------------------------------------------------------------------
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void C_TEExplosion::RecordExplosion( )
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{
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if ( !ToolsEnabled() )
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return;
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if ( clienttools->IsInRecordingMode() )
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{
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const model_t* pModel = (m_nModelIndex != 0) ? modelinfo->GetModel( m_nModelIndex ) : NULL;
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const char *pModelName = pModel ? modelinfo->GetModelName( pModel ) : "";
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KeyValues *msg = new KeyValues( "TempEntity" );
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msg->SetInt( "te", TE_EXPLOSION );
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msg->SetString( "name", "TE_Explosion" );
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msg->SetFloat( "time", gpGlobals->curtime );
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msg->SetFloat( "originx", m_vecOrigin.x );
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msg->SetFloat( "originy", m_vecOrigin.y );
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msg->SetFloat( "originz", m_vecOrigin.z );
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msg->SetFloat( "directionx", m_vecNormal.x );
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msg->SetFloat( "directiony", m_vecNormal.y );
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msg->SetFloat( "directionz", m_vecNormal.z );
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msg->SetString( "model", pModelName );
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msg->SetFloat( "scale", m_fScale );
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msg->SetInt( "framerate", m_nFrameRate );
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msg->SetInt( "flags", m_nFlags );
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msg->SetInt( "materialtype", m_chMaterialType );
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msg->SetInt( "radius", m_nRadius );
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msg->SetInt( "magnitude", m_nMagnitude );
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ToolFramework_PostToolMessage( HTOOLHANDLE_INVALID, msg );
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msg->deleteThis();
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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// Input : bool -
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//-----------------------------------------------------------------------------
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void C_TEExplosion::PostDataUpdate( DataUpdateType_t updateType )
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{
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RecordExplosion();
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AffectRagdolls();
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// Filter out a water explosion
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if ( UTIL_PointContents( m_vecOrigin, MASK_WATER ) & CONTENTS_WATER )
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{
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WaterExplosionEffect().Create( m_vecOrigin, m_nMagnitude, m_fScale, m_nFlags );
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return;
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}
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if ( !( m_nFlags & TE_EXPLFLAG_NOFIREBALL ) )
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{
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if ( CExplosionOverlay *pOverlay = new CExplosionOverlay )
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{
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pOverlay->m_flLifetime = 0;
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pOverlay->m_vPos = m_vecOrigin;
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pOverlay->m_nSprites = 1;
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pOverlay->m_vBaseColors[0].Init( 1.0f, 0.9f, 0.7f );
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pOverlay->m_Sprites[0].m_flHorzSize = 0.05f;
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pOverlay->m_Sprites[0].m_flVertSize = pOverlay->m_Sprites[0].m_flHorzSize*0.5f;
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pOverlay->Activate();
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}
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}
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BaseExplosionEffect().Create( m_vecOrigin, m_nMagnitude, m_fScale, m_nFlags );
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}
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void C_TEExplosion::RenderParticles( CParticleRenderIterator *pIterator )
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{
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}
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void C_TEExplosion::SimulateParticles( CParticleSimulateIterator *pIterator )
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{
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pIterator->RemoveAllParticles();
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}
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void TE_Explosion( IRecipientFilter& filter, float delay,
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const Vector* pos, int modelindex, float scale, int framerate, int flags, int radius, int magnitude,
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const Vector* normal = NULL, unsigned char materialType = 'C', bool bShouldAffectRagdolls = true )
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{
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// Major hack to access singleton object for doing this event (simulate receiving network message)
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__g_C_TEExplosion.m_nModelIndex = modelindex;
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__g_C_TEExplosion.m_fScale = scale;
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__g_C_TEExplosion.m_nFrameRate = framerate;
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__g_C_TEExplosion.m_nFlags = flags;
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__g_C_TEExplosion.m_vecOrigin = *pos;
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__g_C_TEExplosion.m_vecNormal = *normal;
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__g_C_TEExplosion.m_chMaterialType = materialType;
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__g_C_TEExplosion.m_nRadius = radius;
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__g_C_TEExplosion.m_nMagnitude = magnitude;
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__g_C_TEExplosion.m_bShouldAffectRagdolls = bShouldAffectRagdolls;
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__g_C_TEExplosion.PostDataUpdate( DATA_UPDATE_CREATED );
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}
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void TE_Explosion( IRecipientFilter& filter, float delay, KeyValues *pKeyValues )
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{
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Vector vecOrigin, vecNormal;
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vecOrigin.x = pKeyValues->GetFloat( "originx" );
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vecOrigin.y = pKeyValues->GetFloat( "originy" );
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vecOrigin.z = pKeyValues->GetFloat( "originz" );
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vecNormal.x = pKeyValues->GetFloat( "directionx" );
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vecNormal.y = pKeyValues->GetFloat( "directiony" );
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vecNormal.z = pKeyValues->GetFloat( "directionz" );
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const char *pModelName = pKeyValues->GetString( "model" );
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int nModelIndex = pModelName[0] ? modelinfo->GetModelIndex( pModelName ) : 0;
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float flScale = pKeyValues->GetFloat( "scale" );
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int nFrameRate = pKeyValues->GetInt( "framerate" );
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int nFlags = pKeyValues->GetInt( "flags" );
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int nMaterialType = pKeyValues->GetInt( "materialtype" );
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int nRadius = pKeyValues->GetInt( "radius" );
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int nMagnitude = pKeyValues->GetInt( "magnitude" );
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TE_Explosion( filter, 0.0f, &vecOrigin, nModelIndex, flScale, nFrameRate,
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nFlags, nRadius, nMagnitude, &vecNormal, (unsigned char)nMaterialType, false );
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}
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