Torque3D/Engine/source/gfx/D3D11/gfxD3D11PrimitiveBuffer.h

//-----------------------------------------------------------------------------
// Copyright (c) 2015 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
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// IN THE SOFTWARE.
//-----------------------------------------------------------------------------

#ifndef _GFXD3D11PRIMITIVEBUFFER_H_
#define _GFXD3D11PRIMITIVEBUFFER_H_

#include "gfx/gfxPrimitiveBuffer.h"

class GFXD3D11PrimitiveBuffer : public GFXPrimitiveBuffer
{
public:
   ID3D11Buffer *ib;
   StrongRefPtr<GFXD3D11PrimitiveBuffer> mVolatileBuffer;
   U32 mVolatileStart;
   U32 mIndexStart;
   U32 mIndexEnd;

#ifdef TORQUE_DEBUG
   #define _PBGuardString "GFX_PRIMTIVE_BUFFER_GUARD_STRING"
   U8 *mDebugGuardBuffer;   
   U32 mLockedSize;
#endif TORQUE_DEBUG

   void *mLockedBuffer;
   bool mLocked;
   bool mIsFirstLock;

   GFXD3D11PrimitiveBuffer( GFXDevice *device, 
                              U32 indexCount, 
                              U32 primitiveCount, 
                              GFXBufferType bufferType );

   virtual ~GFXD3D11PrimitiveBuffer();

   virtual void lock(U32 indexStart, U32 indexEnd, void **indexPtr);
   virtual void unlock();

   virtual void prepare();      

   // GFXResource interface
   virtual void zombify();
   virtual void resurrect();
};

inline GFXD3D11PrimitiveBuffer::GFXD3D11PrimitiveBuffer(   GFXDevice *device, 
                                                         U32 indexCount, 
                                                         U32 primitiveCount, 
                                                         GFXBufferType bufferType ) 
   : GFXPrimitiveBuffer( device, indexCount, primitiveCount, bufferType )
{
   mVolatileStart = 0;
   ib             = NULL;
   mIsFirstLock   = true;
   mLocked = false;
#ifdef TORQUE_DEBUG
   mDebugGuardBuffer = NULL;
   mLockedSize = 0;
#endif
   mIndexStart = 0;
   mIndexEnd = 0;
   mLockedBuffer = NULL;
}

#endif