gfxD3D11PrimitiveBuffer.h

Engine/source/gfx/D3D11/gfxD3D11PrimitiveBuffer.h
Classes:

class
Detailed Description

 1
 2//-----------------------------------------------------------------------------
 3// Copyright (c) 2015 GarageGames, LLC
 4//
 5// Permission is hereby granted, free of charge, to any person obtaining a copy
 6// of this software and associated documentation files (the "Software"), to
 7// deal in the Software without restriction, including without limitation the
 8// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 9// sell copies of the Software, and to permit persons to whom the Software is
10// furnished to do so, subject to the following conditions:
11//
12// The above copyright notice and this permission notice shall be included in
13// all copies or substantial portions of the Software.
14//
15// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21// IN THE SOFTWARE.
22//-----------------------------------------------------------------------------
23
24#ifndef _GFXD3D11PRIMITIVEBUFFER_H_
25#define _GFXD3D11PRIMITIVEBUFFER_H_
26
27#include "gfx/gfxPrimitiveBuffer.h"
28
29class GFXD3D11PrimitiveBuffer : public GFXPrimitiveBuffer
30{
31public:
32   ID3D11Buffer *ib;
33   StrongRefPtr<GFXD3D11PrimitiveBuffer> mVolatileBuffer;
34   U32 mVolatileStart;
35   U32 mIndexStart;
36   U32 mIndexEnd;
37
38#ifdef TORQUE_DEBUG
39   #define _PBGuardString "GFX_PRIMTIVE_BUFFER_GUARD_STRING"
40   U8 *mDebugGuardBuffer;   
41   U32 mLockedSize;
42#endif TORQUE_DEBUG
43
44   void *mLockedBuffer;
45   bool mLocked;
46   bool mIsFirstLock;
47
48   GFXD3D11PrimitiveBuffer( GFXDevice *device, 
49                              U32 indexCount, 
50                              U32 primitiveCount, 
51                              GFXBufferType bufferType );
52
53   virtual ~GFXD3D11PrimitiveBuffer();
54
55   virtual void lock(U32 indexStart, U32 indexEnd, void **indexPtr);
56   virtual void unlock();
57
58   virtual void prepare();      
59
60   // GFXResource interface
61   virtual void zombify();
62   virtual void resurrect();
63};
64
65inline GFXD3D11PrimitiveBuffer::GFXD3D11PrimitiveBuffer(   GFXDevice *device, 
66                                                         U32 indexCount, 
67                                                         U32 primitiveCount, 
68                                                         GFXBufferType bufferType ) 
69   : GFXPrimitiveBuffer( device, indexCount, primitiveCount, bufferType )
70{
71   mVolatileStart = 0;
72   ib             = NULL;
73   mIsFirstLock   = true;
74   mLocked = false;
75#ifdef TORQUE_DEBUG
76   mDebugGuardBuffer = NULL;
77   mLockedSize = 0;
78#endif
79   mIndexStart = 0;
80   mIndexEnd = 0;
81   mLockedBuffer = NULL;
82}
83
84#endif
85