Engine directory for ticket #1

Engine/source/lighting/advanced/advancedLightManager.h

@@ -0,0 +1,143 @@
+//-----------------------------------------------------------------------------
+// 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 _ADVANCEDLIGHTMANAGER_H_
+#define _ADVANCEDLIGHTMANAGER_H_
+
+#ifndef _SIMOBJECT_H_
+#include "console/simObject.h"
+#endif 
+#ifndef _LIGHTMANAGER_H_
+#include "lighting/lightManager.h"
+#endif 
+#ifndef _LIGHTINFO_H_
+#include "lighting/lightInfo.h"
+#endif
+#ifndef _GFXTEXTUREHANDLE_H_
+#include "gfx/gfxTextureHandle.h"
+#endif
+#ifndef _GFXTARGET_H_
+#include "gfx/gfxTarget.h"
+#endif
+#ifndef _TDICTIONARY_H_
+#include "core/util/tDictionary.h"
+#endif
+#ifndef _LIGHTSHADOWMAP_H_
+#include "lighting/shadowMap/lightShadowMap.h"
+#endif
+#ifndef _GFXPRIMITIVEBUFFER_H_
+#include "gfx/gfxPrimitiveBuffer.h"
+#endif
+#ifndef _GFXVERTEXBUFFER_H_
+#include "gfx/gfxVertexBuffer.h"
+#endif
+
+
+class AvailableSLInterfaces;
+class AdvancedLightBinManager;
+class RenderPrePassMgr;
+class BaseMatInstance;
+class MaterialParameters;
+class MaterialParameterHandle;
+class GFXShader;
+class GFXShaderConstHandle;
+class ShadowMapManager;
+
+
+class AdvancedLightManager : public LightManager
+{
+   typedef LightManager Parent;
+
+public:
+
+   /// Return the lightBinManager for this light manager.
+   AdvancedLightBinManager* getLightBinManager() { return mLightBinManager; }
+
+   // LightManager
+   virtual bool isCompatible() const;
+   virtual void activate( SceneManager *sceneManager );
+   virtual void deactivate();
+   virtual void registerGlobalLight(LightInfo *light, SimObject *obj);
+   virtual void unregisterAllLights();
+   virtual void setLightInfo( ProcessedMaterial *pmat, 
+                              const Material *mat, 
+                              const SceneData &sgData, 
+                              const SceneRenderState *state,
+                              U32 pass, 
+                              GFXShaderConstBuffer *shaderConsts );
+   virtual bool setTextureStage( const SceneData &sgData, 
+                                 const U32 currTexFlag, 
+                                 const U32 textureSlot, 
+                                 GFXShaderConstBuffer *shaderConsts, 
+                                 ShaderConstHandles *handles );
+
+   typedef GFXVertexPC LightVertex;
+
+   GFXVertexBufferHandle<LightVertex> getSphereMesh(U32 &outNumPrimitives, GFXPrimitiveBuffer *&outPrimitives );
+   GFXVertexBufferHandle<LightVertex> getConeMesh(U32 &outNumPrimitives, GFXPrimitiveBuffer *&outPrimitives );
+
+   LightShadowMap* findShadowMapForObject( SimObject *object );
+
+protected:   
+
+   // LightManager
+   virtual void _addLightInfoEx( LightInfo *lightInfo );
+   virtual void _initLightFields();
+
+   /// A simple protected singleton.  Use LightManager::findByName()
+   /// to access this light manager.
+   /// @see LightManager::findByName()
+   static AdvancedLightManager smSingleton;
+
+   // These are protected because we're a singleton and
+   // no one else should be creating us!
+   AdvancedLightManager();
+   virtual ~AdvancedLightManager();
+
+   SimObjectPtr<AdvancedLightBinManager> mLightBinManager;
+
+   SimObjectPtr<RenderPrePassMgr> mPrePassRenderBin;
+
+   LightConstantMap mConstantLookup;
+
+   GFXShaderRef mLastShader;
+
+   LightingShaderConstants* mLastConstants;
+
+   // Convex geometry for lights
+   GFXVertexBufferHandle<LightVertex> mSphereGeometry;
+
+   GFXPrimitiveBufferHandle mSphereIndices;
+
+   U32 mSpherePrimitiveCount;
+
+   GFXVertexBufferHandle<LightVertex> mConeGeometry;
+
+   GFXPrimitiveBufferHandle mConeIndices;
+
+   U32 mConePrimitiveCount;
+
+   LightingShaderConstants* getLightingShaderConstants(GFXShaderConstBuffer* shader);
+   
+};
+
+#endif // _ADVANCEDLIGHTMANAGER_H_