119 lines
3.1 KiB
C++
119 lines
3.1 KiB
C++
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//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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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 "toggletextureproxy.h"
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#include "materialsystem/IMaterial.h"
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#include "materialsystem/IMaterialVar.h"
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#include "materialsystem/ITexture.h"
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#include <KeyValues.h>
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#include "FunctionProxy.h"
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#include "imaterialproxydict.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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EXPOSE_MATERIAL_PROXY( CBaseToggleTextureProxy, ToggleTexture );
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//-----------------------------------------------------------------------------
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// Constructor, destructor:
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//-----------------------------------------------------------------------------
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CBaseToggleTextureProxy::CBaseToggleTextureProxy()
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{
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Cleanup();
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}
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CBaseToggleTextureProxy::~CBaseToggleTextureProxy()
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{
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Cleanup();
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}
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C_BaseEntity *CBaseToggleTextureProxy::BindArgToEntity( void *pArg )
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{
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IClientRenderable *pRend = (IClientRenderable *)pArg;
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return pRend->GetIClientUnknown()->GetBaseEntity();
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}
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//-----------------------------------------------------------------------------
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// Initialization, shutdown
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//-----------------------------------------------------------------------------
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bool CBaseToggleTextureProxy::Init( IMaterial *pMaterial, KeyValues *pKeyValues )
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{
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char const* pTextureVarName = pKeyValues->GetString( "toggleTextureVar" );
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if( !pTextureVarName )
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return false;
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bool foundVar;
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m_TextureVar = pMaterial->FindVar( pTextureVarName, &foundVar, false );
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if( !foundVar )
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return false;
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char const* pTextureFrameNumVarName = pKeyValues->GetString( "toggleTextureFrameNumVar" );
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if( !pTextureFrameNumVarName )
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return false;
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m_TextureFrameNumVar = pMaterial->FindVar( pTextureFrameNumVarName, &foundVar, false );
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if( !foundVar )
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return false;
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m_WrapAnimation = !!pKeyValues->GetInt( "toggleShouldWrap", 1 );
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return true;
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}
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void CBaseToggleTextureProxy::Cleanup()
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{
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m_TextureVar = NULL;
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m_TextureFrameNumVar = NULL;
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}
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//-----------------------------------------------------------------------------
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// Does the dirty deed
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//-----------------------------------------------------------------------------
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void CBaseToggleTextureProxy::OnBind( void *pC_BaseEntity )
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{
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assert ( m_TextureVar );
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if (!pC_BaseEntity)
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return;
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if( m_TextureVar->GetType() != MATERIAL_VAR_TYPE_TEXTURE )
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{
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return;
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}
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ITexture *pTexture = NULL;
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pTexture = m_TextureVar->GetTextureValue();
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if ( pTexture == NULL )
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return;
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C_BaseEntity *pEntity = BindArgToEntity( pC_BaseEntity );
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if ( pEntity == NULL )
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return;
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int numFrames = pTexture->GetNumAnimationFrames();
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int frame = pEntity->GetTextureFrameIndex();
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int intFrame = ((int)frame) % numFrames;
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if ( m_WrapAnimation == false )
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{
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if ( frame > numFrames )
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intFrame = numFrames;
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}
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m_TextureFrameNumVar->SetIntValue( intFrame );
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}
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IMaterial *CBaseToggleTextureProxy::GetMaterial()
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{
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return m_TextureFrameNumVar->GetOwningMaterial();
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}
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