Engine directory for ticket #1

Engine/source/renderInstance/renderTerrainMgr.h

@@ -0,0 +1,105 @@
+//-----------------------------------------------------------------------------
+// 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 _RENDERTERRAINMGR_H_
+#define _RENDERTERRAINMGR_H_
+
+#ifndef _RENDERBINMANAGER_H_
+#include "renderInstance/renderBinManager.h"
+#endif
+#ifndef _GFXVERTEXBUFFER_H_
+#include "gfx/gfxVertexBuffer.h"
+#endif
+#ifndef _GFXPRIMITIVEBUFFER_H_
+#include "gfx/gfxPrimitiveBuffer.h"
+#endif
+
+class TerrCell;
+class GFXTextureObject;
+class TerrainCellMaterial;
+
+
+/// The render instance for terrain cells.
+struct TerrainRenderInst : public RenderInst
+{
+   GFXVertexBuffer *vertBuff;
+
+   GFXPrimitiveBuffer *primBuff;
+
+   GFXPrimitive prim;
+
+   BaseMatInstance *mat;
+
+   const MatrixF *objectToWorldXfm;
+
+   TerrainCellMaterial *cellMat;
+
+   /// The lights we pass to the material for 
+   /// this cell in order light importance.
+   LightInfo *lights[8];
+
+   void clear()
+   {
+      dMemset( this, 0, sizeof( TerrainRenderInst ) );   
+      type = RenderPassManager::RIT_Terrain;      
+   }
+};
+
+
+///
+class RenderTerrainMgr : public RenderBinManager
+{
+   typedef RenderBinManager Parent;
+
+protected:
+
+   Vector<TerrainRenderInst*> mInstVector;
+
+   static bool smRenderWireframe;
+
+   static S32 smCellsRendered;
+   static S32 smOverrideCells;
+   static S32 smDrawCalls;
+
+   static bool _clearStats( GFXDevice::GFXDeviceEventType type );
+
+   // RenderBinManager
+   virtual void internalAddElement( RenderInst *inst );
+
+public:
+
+   RenderTerrainMgr();
+   RenderTerrainMgr( F32 renderOrder, F32 processAddOrder );
+   virtual ~RenderTerrainMgr();
+
+   // ConsoleObject
+   static void initPersistFields();
+   DECLARE_CONOBJECT(RenderTerrainMgr);
+
+   // RenderBinManager
+   virtual void sort();
+   virtual void render( SceneRenderState *state );
+   virtual void clear();
+
+};
+
+#endif // _RENDERTERRAINMGR_H_