gfxD3D9StateBlock.h

Public Typedefs

StrongRefPtr< GFXD3D9StateBlock >

GFXD3D9StateBlockRef 

Public Typedefs

typedef StrongRefPtr< GFXD3D9StateBlock > GFXD3D9StateBlockRef 

 1
 2//-----------------------------------------------------------------------------
 3// Copyright (c) 2012 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#ifndef _GFXD3D9STATEBLOCK_H_
24#define _GFXD3D9STATEBLOCK_H_
25
26#ifndef _GFXSTATEBLOCK_H_
27#include "gfx/gfxStateBlock.h"
28#endif
29
30struct IDirect3DDevice9;
31class GFXD3D9StateBlock : public GFXStateBlock
32{   
33public:
34   // 
35   // GFXD3D9StateBlock interface
36   //
37
38   GFXD3D9StateBlock(const GFXStateBlockDesc& desc, IDirect3DDevice9 *d3dDevice);
39   virtual ~GFXD3D9StateBlock();
40
41   /// Called by D3D9 device to active this state block.
42   /// @param oldState  The current state, used to make sure we don't set redundant states on the device.  Pass NULL to reset all states.
43   void activate(GFXD3D9StateBlock* oldState);
44
45
46   // 
47   // GFXStateBlock interface
48   //
49
50   /// Returns the hash value of the desc that created this block
51   virtual U32 getHashValue() const;
52
53   /// Returns a GFXStateBlockDesc that this block represents
54   virtual const GFXStateBlockDesc& getDesc() const;
55
56   //
57   // GFXResource
58   //
59   virtual void zombify() { }
60   /// When called the resource should restore all device sensitive information destroyed by zombify()
61   virtual void resurrect() { }
62private:
63   GFXStateBlockDesc mDesc;
64   U32 mCachedHashValue;
65   IDirect3DDevice9 *mD3DDevice;  ///< Handle for D3DDevice
66   // Cached D3D specific things, these are "calculated" from GFXStateBlock
67   U32 mColorMask; 
68   U32 mZBias;
69   U32 mZSlopeBias;
70};
71
72typedef StrongRefPtr<GFXD3D9StateBlock> GFXD3D9StateBlockRef;
73
74#endif
75