127 lines
3.4 KiB
C++
127 lines
3.4 KiB
C++
//========= Copyright 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 "materialsystem/imaterialproxy.h"
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#include "materialsystem/imaterialvar.h"
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#include "materialsystem/imaterial.h"
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#include "materialsystem/itexture.h"
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#include "toolframework_client.h"
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#include "portalrenderable_flatbasic.h"
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#include <KeyValues.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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class CPortalPickAlphaMaskProxy : public IMaterialProxy
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{
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private:
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IMaterialVar *m_AlphaMaskTextureOutput;
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IMaterialVar *m_AlphaMaskTextureFrame;
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ITexture *m_pOpeningTexture;
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ITexture *m_pIdleTexture;
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public:
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CPortalPickAlphaMaskProxy( void );
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~CPortalPickAlphaMaskProxy( void );
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virtual bool Init( IMaterial *pMaterial, KeyValues *pKeyValues );
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virtual void OnBind( void *pBind );
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virtual void Release( void ) { delete this; }
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virtual IMaterial * GetMaterial()
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{
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if ( m_AlphaMaskTextureOutput )
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return m_AlphaMaskTextureOutput->GetOwningMaterial();
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if ( m_AlphaMaskTextureFrame )
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return m_AlphaMaskTextureFrame->GetOwningMaterial();
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return NULL;
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}
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};
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CPortalPickAlphaMaskProxy::CPortalPickAlphaMaskProxy( void )
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: m_pOpeningTexture( NULL ), m_pIdleTexture( NULL )
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{
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}
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CPortalPickAlphaMaskProxy::~CPortalPickAlphaMaskProxy( void )
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{
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if( m_pOpeningTexture )
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{
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m_pOpeningTexture->DecrementReferenceCount();
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m_pOpeningTexture = NULL;
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}
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if( m_pIdleTexture )
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{
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m_pIdleTexture->DecrementReferenceCount();
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m_pIdleTexture = NULL;
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}
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}
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bool CPortalPickAlphaMaskProxy::Init( IMaterial *pMaterial, KeyValues *pKeyValues )
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{
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char const* pszResultVar = pKeyValues->GetString( "maskTextureVar" );
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if( !pszResultVar )
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return false;
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char const* pszFrameVar = pKeyValues->GetString( "maskFrameVar" );
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if( !pszFrameVar )
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return false;
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char const* pszOpeningTextureInput = pKeyValues->GetString( "openingTexture" );
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if( !pszOpeningTextureInput )
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return false;
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char const* pszIdleTextureInput = pKeyValues->GetString( "idleTexture" );
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if( !pszIdleTextureInput )
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return false;
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bool foundVar;
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m_AlphaMaskTextureOutput = pMaterial->FindVar( pszResultVar, &foundVar, false );
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if( !foundVar )
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return false;
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m_AlphaMaskTextureFrame = pMaterial->FindVar( pszFrameVar, &foundVar, false );
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if( !foundVar )
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return false;
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m_pOpeningTexture = materials->FindTexture( pszOpeningTextureInput, TEXTURE_GROUP_CLIENT_EFFECTS );
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m_pOpeningTexture->IncrementReferenceCount();
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m_pIdleTexture = materials->FindTexture( pszIdleTextureInput, TEXTURE_GROUP_CLIENT_EFFECTS );
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m_pIdleTexture->IncrementReferenceCount();
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return true;
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}
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void CPortalPickAlphaMaskProxy::OnBind( void *pBind )
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{
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if( pBind == NULL )
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return;
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IClientRenderable *pRenderable = (IClientRenderable*)( pBind );
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CPortalRenderable_FlatBasic *pFlatBasic = dynamic_cast<CPortalRenderable_FlatBasic*>( pRenderable );
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if ( !pFlatBasic )
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return;
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if( pFlatBasic->m_fOpenAmount == 1.0f )
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{
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m_AlphaMaskTextureOutput->SetTextureValue( m_pIdleTexture );
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}
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else
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{
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m_AlphaMaskTextureOutput->SetTextureValue( m_pOpeningTexture );
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m_AlphaMaskTextureFrame->SetIntValue( pFlatBasic->m_fOpenAmount * m_pOpeningTexture->GetNumAnimationFrames() );
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}
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if ( ToolsEnabled() )
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{
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ToolFramework_RecordMaterialParams( GetMaterial() );
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}
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}
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EXPOSE_INTERFACE( CPortalPickAlphaMaskProxy, IMaterialProxy, "PortalPickAlphaMask" IMATERIAL_PROXY_INTERFACE_VERSION ); |