Engine directory for ticket #1

Engine/source/renderInstance/renderFormatChanger.h

@@ -0,0 +1,99 @@
+//-----------------------------------------------------------------------------
+// Copyright (c) 2012 GarageGames, LLC
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+#ifndef _RENDERFORMATCHANGER_H_
+#define _RENDERFORMATCHANGER_H_
+
+#ifndef _RENDERPASSSTATETOKEN_H_
+#include "renderInstance/renderPassStateToken.h"
+#endif
+#ifndef _MATTEXTURETARGET_H_
+#include "materials/matTextureTarget.h"
+#endif
+
+class PostEffect;
+
+
+class RenderFormatToken : public RenderPassStateToken
+{
+   typedef RenderPassStateToken Parent;
+
+public:
+   enum FormatTokenState
+   {
+      FTSDisabled,
+      FTSWaiting,
+      FTSActive,
+      FTSComplete,
+   };
+
+   const static U32 TargetChainLength = 1;
+
+protected:
+
+   FormatTokenState mFCState;
+   GFXFormat mColorFormat;
+   GFXFormat mDepthFormat;
+   bool mTargetUpdatePending;
+   U32 mTargetChainIdx;
+   Point2I mTargetSize;
+   S32 mTargetAALevel;
+   SimObjectPtr<PostEffect> mCopyPostEffect;
+   SimObjectPtr<PostEffect> mResolvePostEffect;
+
+   NamedTexTarget mTarget;
+
+   GFXTexHandle mTargetColorTexture[TargetChainLength];
+   GFXTexHandle mTargetDepthStencilTexture[TargetChainLength];
+   GFXTextureTargetRef mTargetChain[TargetChainLength];
+
+   GFXTexHandle mStoredPassZTarget;
+   
+   void _updateTargets();
+   void _teardownTargets();
+
+   void _onTextureEvent( GFXTexCallbackCode code );
+   virtual bool _handleGFXEvent(GFXDevice::GFXDeviceEventType event);
+
+   static bool _setFmt( void *object, const char *index, const char *data );
+   static const char* _getCopyPostEffect( void* object, const char* data );
+   static const char* _getResolvePostEffect( void* object, const char* data );
+   static bool _setCopyPostEffect( void* object, const char* index, const char* data );
+   static bool _setResolvePostEffect( void* object, const char* index, const char* data );
+   
+public:
+
+   DECLARE_CONOBJECT(RenderFormatToken);
+   static void initPersistFields();
+   virtual bool onAdd();
+   virtual void onRemove();
+
+   RenderFormatToken();
+   virtual ~RenderFormatToken();
+
+   virtual void process(SceneRenderState *state, RenderPassStateBin *callingBin);
+   virtual void reset();
+   virtual void enable(bool enabled = true);
+   virtual bool isEnabled() const;
+};
+
+#endif // _RENDERFORMATCHANGER_H_