1

materialsystem/cmatnullrendercontext.cpp

@@ -0,0 +1,847 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose:
+//
+//=============================================================================
+
+#include "pch_materialsystem.h"
+
+#include "cmatnullrendercontext.h"
+
+#define MATSYS_INTERNAL
+#include "cmatrendercontext.h"
+#include "itextureinternal.h"
+
+class CMatNullRenderContext : public CMatRenderContextBase
+{
+public:
+	CMatNullRenderContext()
+		:	m_WidthBackBuffer( 0 ), 
+			m_HeightBackBuffer( 0 )
+	{
+	}
+
+	virtual void InitializeFrom( CMatRenderContextBase *pInitialState )
+	{
+		CMatRenderContextBase::InitializeFrom( pInitialState );
+		g_pShaderAPI->GetBackBufferDimensions( m_WidthBackBuffer, m_HeightBackBuffer );
+	}
+
+	void BeginRender()
+	{
+	}
+
+	void EndRender()
+	{
+	}
+
+	void Flush(bool)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void GetRenderTargetDimensions(int &,int &) const
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void DepthRange(float,float)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void ClearBuffers(bool,bool,bool)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void ReadPixels(int,int,int,int,unsigned char *,ImageFormat)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetAmbientLight(float,float,float)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetLight(int,const LightDesc_t &)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetLightingOrigin( Vector vLightingOrigin )
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetAmbientLightCube(Vector4D [])
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void CopyRenderTargetToTexture(ITexture *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetFrameBufferCopyTexture(ITexture *,int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	ITexture *GetFrameBufferCopyTexture(int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return NULL;
+	}
+
+	void GetViewport( int& x, int& y, int& width, int& height ) const
+	{
+		// Verify valid top of RT stack
+		Assert ( m_RenderTargetStack.Count() > 0 );
+
+		// Grab the top of stack
+		const RenderTargetStackElement_t& element = m_RenderTargetStack.Top();
+
+		// If either dimension is negative, set to full bounds of current target
+		if ( (element.m_nViewW < 0) || (element.m_nViewH < 0) )
+		{
+			// Viewport origin at target origin
+			x = y = 0;
+
+			// If target is back buffer
+			if ( element.m_pRenderTargets[0] == NULL )
+			{
+				width = m_WidthBackBuffer;
+				height = m_HeightBackBuffer;
+			}
+			else // if target is texture
+			{
+				width = element.m_pRenderTargets[0]->GetActualWidth();
+				height = element.m_pRenderTargets[0]->GetActualHeight();
+			}
+		}
+		else // use the bounds from the stack directly
+		{
+			x = element.m_nViewX;
+			y = element.m_nViewY;
+			width = element.m_nViewW;
+			height = element.m_nViewH;
+		}
+	}
+	void CullMode(MaterialCullMode_t)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void FogMode(MaterialFogMode_t)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void FogStart(float)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void FogEnd(float)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetFogZ(float)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	MaterialFogMode_t GetFogMode()
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return MATERIAL_FOG_NONE;
+	}
+
+	int	GetCurrentNumBones( ) const
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return 0;
+	}
+
+	void FogColor3f(float,float,float)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void FogColor3fv(const float *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void FogColor3ub(unsigned char,unsigned char,unsigned char)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void FogColor3ubv(const unsigned char *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void GetFogColor(unsigned char *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetNumBoneWeights(int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	IMesh *CreateStaticMesh(VertexFormat_t,const char *,IMaterial *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return NULL;
+	}
+
+	void DestroyStaticMesh(IMesh *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	IMesh *GetDynamicMesh(bool,IMesh *,IMesh *,IMaterial *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return NULL;
+	}
+
+	virtual IMesh* GetDynamicMeshEx( VertexFormat_t, bool, IMesh*, IMesh*, IMaterial * )
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return NULL;
+	}
+
+	int SelectionMode(bool)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return 0;
+	}
+
+	void SelectionBuffer(unsigned int *,int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void ClearSelectionNames()
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void LoadSelectionName(int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void PushSelectionName(int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void PopSelectionName()
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void ClearColor3ub(unsigned char,unsigned char,unsigned char)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void ClearColor4ub(unsigned char,unsigned char,unsigned char,unsigned char)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void OverrideDepthEnable(bool,bool)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void OverrideColorWriteEnable( bool, bool )
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void OverrideAlphaWriteEnable( bool, bool )
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void DrawScreenSpaceQuad(IMaterial *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SyncToken(const char *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	OcclusionQueryObjectHandle_t CreateOcclusionQueryObject()
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return NULL;
+	}
+
+	void DestroyOcclusionQueryObject(OcclusionQueryObjectHandle_t)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void ResetOcclusionQueryObject( OcclusionQueryObjectHandle_t hOcclusionQuery )
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void BeginOcclusionQueryDrawing(OcclusionQueryObjectHandle_t)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void EndOcclusionQueryDrawing(OcclusionQueryObjectHandle_t)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	int OcclusionQuery_GetNumPixelsRendered(OcclusionQueryObjectHandle_t)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return 1;
+	}
+
+	void SetFlashlightMode(bool)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+	virtual bool GetFlashlightMode( void ) const
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return false;
+	}
+
+	void SetFlashlightState(const FlashlightState_t &,const VMatrix &)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetScissorRect( const int nLeft, const int nTop, const int nRight, const int nBottom, const bool bEnableScissor  )
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	virtual void PushDeformation( DeformationBase_t const *Deformation )
+	{
+	}
+
+	virtual void PopDeformation( )
+	{
+	}
+
+	virtual int GetNumActiveDeformations() const
+	{
+		return 0;
+	}
+
+	void EnableUserClipTransformOverride(bool)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void UserClipTransform(const VMatrix &)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	IMorph *CreateMorph(MorphFormat_t, const char *pDebugName)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return NULL;
+	}
+
+	void DestroyMorph(IMorph *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void BindMorph(IMorph *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetMorphTargetFactors(int,float *,int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void ReadPixelsAndStretch(Rect_t *,Rect_t *,unsigned char *,ImageFormat,int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void GetWindowSize(int &,int &) const
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void DrawScreenSpaceRectangle(IMaterial *,int,int,int,int,float,float,float,float,int,int,void*,int,int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void LoadBoneMatrix(int,const matrix3x4_t &)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void BindLightmapTexture(ITexture *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void CopyRenderTargetToTextureEx(ITexture *,int,Rect_t *,Rect_t *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void CopyTextureToRenderTargetEx(int,ITexture *,Rect_t *,Rect_t *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetFloatRenderingParameter(int,float)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetIntRenderingParameter(int,int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetVectorRenderingParameter(int,const Vector &)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetStencilEnable(bool)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetStencilFailOperation(StencilOperation_t)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetStencilZFailOperation(StencilOperation_t)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetStencilPassOperation(StencilOperation_t)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetStencilCompareFunction(StencilComparisonFunction_t)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetStencilReferenceValue(int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetStencilTestMask(uint32)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetStencilWriteMask(uint32)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void ClearStencilBufferRectangle(int,int,int,int,int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void PushCustomClipPlane(const float *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void PopCustomClipPlane()
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void GetMaxToRender(IMesh *,bool,int *,int *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	int GetMaxVerticesToRender(IMaterial *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return 0;
+	}
+
+	int GetMaxIndicesToRender()
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return 0;
+	}
+
+	void DisableAllLocalLights()
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	int CompareMaterialCombos(IMaterial *,IMaterial *,int,int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return 0;
+	}
+
+	IMesh *GetFlexMesh()
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return NULL;
+	}
+
+	void SetFlashlightStateEx(const FlashlightState_t &,const VMatrix &,ITexture *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	ITexture *GetLocalCubemap()
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return NULL;
+	}
+
+	void ClearBuffersObeyStencil(bool,bool)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void ClearBuffersObeyStencilEx( bool bClearColor, bool bClearAlpha, bool bClearDepth )
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void PerformFullScreenStencilOperation( void )
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	bool GetUserClipTransform(VMatrix &)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return true;
+	}
+
+	void GetFogDistances(float *,float *,float *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void BeginPIXEvent(unsigned long,const char *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void EndPIXEvent()
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetPIXMarker(unsigned long,const char *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void BeginBatch(IMesh *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void BindBatch(IMesh *,IMaterial *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void DrawBatch(int,int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void EndBatch()
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void SetToneMappingScaleLinear(const Vector &)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	float GetFloatRenderingParameter(int) const
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return 0;
+	}
+
+	int GetIntRenderingParameter(int) const
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return 0;
+	}
+
+	Vector GetVectorRenderingParameter(int) const
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return Vector(0,0,0);
+	}
+
+	void SwapBuffers()
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void ForceDepthFuncEquals(bool)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	bool InFlashlightMode() const
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return true;
+	}
+
+	void BindStandardTexture(TextureStage_t,StandardTextureId_t)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void GetLightmapDimensions(int *,int *)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	MorphFormat_t GetBoundMorphFormat()
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return 0;
+	}
+
+	void DrawClearBufferQuad(unsigned char,unsigned char,unsigned char,unsigned char,bool,bool,bool)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	bool OnDrawMesh(IMesh *,CPrimList *,int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return true;
+	}
+
+	bool OnDrawMesh(IMesh *,int,int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return true;
+	}
+
+	bool OnSetFlexMesh(IMesh *,IMesh *,int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return true;
+	}
+
+	bool OnSetColorMesh(IMesh *,IMesh *,int)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return true;
+	}
+
+	bool OnSetPrimitiveType(IMesh *,MaterialPrimitiveType_t)
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return true;
+	}
+
+	bool OnFlushBufferedPrimitives()
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+		return true;
+	}
+
+	void ForceHardwareSync()
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void BeginFrame()
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void EndFrame()
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	void AsyncCreateTextureFromRenderTarget( ITexture* pSrcRt, const char* pDstName, ImageFormat dstFmt, bool bGenMips, int nAdditionalCreationFlags, IAsyncTextureOperationReceiver* pRecipient, void* pExtraArgs ) OVERRIDE
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	virtual void AsyncMap( ITextureInternal* pTexToMap, IAsyncTextureOperationReceiver* pRecipient, void* pExtraArgs ) OVERRIDE
+	{
+	
+	}
+
+	virtual void AsyncUnmap( ITextureInternal* pTexToUnmap ) OVERRIDE
+	{
+
+	}
+
+	virtual void AsyncCopyRenderTargetToStagingTexture( ITexture* pDst, ITexture* pSrc, IAsyncTextureOperationReceiver* pRecipient, void* pExtraArgs ) OVERRIDE
+	{
+
+	}
+
+	void SetShadowDepthBiasFactors( float fSlopeScaleDepthBias, float fDepthBias )
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+	
+	void BindStandardTexture( Sampler_t, StandardTextureId_t )
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+// ------------ New Vertex/Index Buffer interface ----------------------------
+	// Do we need support for bForceTempMesh and bSoftwareVertexShader?
+	// I don't think we use bSoftwareVertexShader anymore. .need to look into bForceTempMesh.
+	IVertexBuffer *CreateStaticVertexBuffer( VertexFormat_t fmt, int nVertexCount, const char *pBudgetGroup )
+	{
+		Assert( 0 );
+		return NULL;
+	}
+	IIndexBuffer *CreateStaticIndexBuffer( MaterialIndexFormat_t fmt, int nIndexCount, const char *pBudgetGroup )
+	{
+		Assert( 0 );
+		return NULL;
+	}
+	void DestroyVertexBuffer( IVertexBuffer * )
+	{
+		Assert( 0 );
+	}
+	void DestroyIndexBuffer( IIndexBuffer * )
+	{
+		Assert( 0 );
+	}
+	// Do we need to specify the stream here in the case of locking multiple dynamic VBs on different streams?
+	IVertexBuffer *GetDynamicVertexBuffer( int streamID, VertexFormat_t vertexFormat, bool bBufferedtrue )
+	{
+		Assert( 0 );
+		return NULL;
+	}
+	IIndexBuffer *GetDynamicIndexBuffer( MaterialIndexFormat_t fmt, bool bBufferedtrue )
+	{
+		Assert( 0 );
+		return NULL;
+	}
+	void BindVertexBuffer( int streamID, IVertexBuffer *pVertexBuffer, int nOffsetInBytes, int nFirstVertex, int nVertexCount, VertexFormat_t fmt, int nRepetitions1 )
+	{
+		Assert( 0 );
+	}
+	void BindIndexBuffer( IIndexBuffer *pIndexBuffer, int nOffsetInBytes )
+	{
+		Assert( 0 );
+	}
+	void Draw( MaterialPrimitiveType_t primitiveType, int firstIndex, int numIndices )
+	{
+		Assert( 0 );
+	}
+	virtual void BeginMorphAccumulation()
+	{
+		Assert( 0 );
+	}
+	virtual void EndMorphAccumulation()
+	{
+		Assert( 0 );
+	}
+	virtual void AccumulateMorph( IMorph* pMorph, int nMorphCount, const MorphWeight_t* pWeights )
+	{
+		Assert( 0 );
+	}
+	virtual bool GetMorphAccumulatorTexCoord( Vector2D *pTexCoord, IMorph *pMorph, int nVertex )
+	{
+		Assert(0);
+		pTexCoord->Init();
+		return false;
+	}
+	virtual void SetFlexWeights( int nFirstWeight, int nCount, const MorphWeight_t* pWeights ) {}
+
+	virtual void FogMaxDensity( float flMaxDensity )
+	{
+		AssertMsg( 0, "CMatNullRenderContext only provides base features, not a stub (right now)" );
+	}
+
+	virtual void EnableColorCorrection( bool bEnable ) {}
+	virtual ColorCorrectionHandle_t AddLookup( const char *pName ) { return 0; }
+	virtual bool RemoveLookup( ColorCorrectionHandle_t handle ) { return true; }
+	virtual void LockLookup( ColorCorrectionHandle_t handle ) {}
+	virtual void LoadLookup( ColorCorrectionHandle_t handle, const char *pLookupName ) {}
+	virtual void UnlockLookup( ColorCorrectionHandle_t handle ) {}
+	virtual void SetLookupWeight( ColorCorrectionHandle_t handle, float flWeight ) {}
+	virtual void ResetLookupWeights( ) {}
+	virtual void SetResetable( ColorCorrectionHandle_t handle, bool bResetable ) {}
+	virtual void SetFullScreenDepthTextureValidityFlag( bool bIsValid ) {}
+
+	virtual void SetNonInteractivePacifierTexture( ITexture *pTexture, float flNormalizedX, float flNormalizedY, float flNormalizedSize ) {}
+	virtual void SetNonInteractiveTempFullscreenBuffer( ITexture *pTexture, MaterialNonInteractiveMode_t mode ) {}
+	virtual void EnableNonInteractiveMode( MaterialNonInteractiveMode_t mode ) {}
+	virtual void RefreshFrontBufferNonInteractive() {}
+
+#if defined( _X360 )
+	virtual void PushVertexShaderGPRAllocation( int iVertexShaderCount = 64 )
+	{
+		Assert( 0 );
+	}
+
+	virtual void PopVertexShaderGPRAllocation( void )
+	{
+		Assert( 0 );
+	}
+#endif
+
+#ifdef DX_TO_GL_ABSTRACTION
+	void									DoStartupShaderPreloading( void ) {};
+#endif
+
+	void									TextureManagerUpdate( void ) { }
+
+	int m_WidthBackBuffer, m_HeightBackBuffer;
+};
+
+
+CMatRenderContextBase *CreateNullRenderContext()
+{
+	return new CMatNullRenderContext;
+}