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64 lines
1.5 KiB
64 lines
1.5 KiB
//========= 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/imaterial.h" |
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#include "materialsystem/imaterialvar.h" |
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// $sineVar : name of variable that controls the alpha level (float) |
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class CzTestMaterialProxy : public IMaterialProxy |
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{ |
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public: |
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CzTestMaterialProxy(); |
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virtual ~CzTestMaterialProxy(); |
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virtual bool Init( IMaterial *pMaterial, KeyValues *pKeyValues ); |
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virtual void OnBind( void *pC_BaseEntity ); |
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virtual void Release( void ) { delete this; } |
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private: |
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C_BaseEntity *BindArgToEntity( void *pArg ); |
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IMaterialVar *m_AlphaVar; |
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}; |
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CzTestMaterialProxy::CzTestMaterialProxy() |
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{ |
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m_AlphaVar = NULL; |
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} |
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CzTestMaterialProxy::~CzTestMaterialProxy() |
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{ |
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} |
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C_BaseEntity *CzTestMaterialProxy::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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bool CzTestMaterialProxy::Init( IMaterial *pMaterial, KeyValues *pKeyValues ) |
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{ |
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bool foundVar; |
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m_AlphaVar = pMaterial->FindVar( "$alpha", &foundVar, false ); |
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return foundVar; |
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} |
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void CzTestMaterialProxy::OnBind( void *pC_BaseEntity ) |
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{ |
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C_BaseEntity *pEnt = BindArgToEntity( pC_BaseEntity ); |
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if( !pEnt ) |
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{ |
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return; |
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} |
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if (m_AlphaVar) |
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{ |
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m_AlphaVar->SetFloatValue( pEnt->m_clrRender.a ); |
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} |
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} |
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EXPOSE_INTERFACE( CzTestMaterialProxy, IMaterialProxy, "zTest" IMATERIAL_PROXY_INTERFACE_VERSION );
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