gfxPCD3D9Target.h

Engine/source/gfx/D3D9/pc/gfxPCD3D9Target.h
Classes:

class
Detailed Description

  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 _GFX_D3D_GFXD3D9TARGET_H_
 24#define _GFX_D3D_GFXD3D9TARGET_H_
 25
 26#ifndef _GFXTARGET_H_
 27#include "gfx/gfxTarget.h"
 28#endif
 29#ifndef _MPOINT3_H_
 30#include "math/mPoint3.h"
 31#endif
 32#ifndef _MPOINT2_H_
 33#include "math/mPoint2.h"
 34#endif
 35#include <d3d9.h>
 36
 37struct IDirect3DSurface9;
 38struct IDirect3DSwapChain9;
 39class GFXD3D9TextureObject;
 40
 41
 42class GFXPCD3D9TextureTarget : public GFXTextureTarget
 43{
 44   friend class GFXPCD3D9Device;
 45
 46   // Array of target surfaces, this is given to us by attachTexture
 47   IDirect3DSurface9 * mTargets[MaxRenderSlotId];
 48
 49   // Array of texture objects which correspond to the target surfaces above,
 50   // needed for copy from RenderTarget to texture situations.  Current only valid in those situations
 51   GFXD3D9TextureObject* mResolveTargets[MaxRenderSlotId];
 52
 53   /// Owning d3d device.
 54   GFXD3D9Device *mDevice;
 55
 56   Point2I mTargetSize;
 57
 58   GFXFormat mTargetFormat;
 59
 60public:
 61
 62   GFXPCD3D9TextureTarget();
 63   ~GFXPCD3D9TextureTarget();
 64
 65   // Public interface.
 66   virtual const Point2I getSize() { return mTargetSize; }
 67   virtual GFXFormat getFormat() { return mTargetFormat; }
 68   virtual void attachTexture(RenderSlot slot, GFXTextureObject *tex, U32 mipLevel=0, U32 zOffset = 0);
 69   virtual void attachTexture(RenderSlot slot, GFXCubemap *tex, U32 face, U32 mipLevel=0);
 70   virtual void resolve();
 71
 72   /// Note we always copy the Color0 RenderSlot.
 73   virtual void resolveTo( GFXTextureObject *tex );
 74
 75   virtual void activate();
 76   virtual void deactivate();
 77
 78   void zombify();
 79   void resurrect();
 80};
 81
 82class GFXPCD3D9WindowTarget : public GFXWindowTarget
 83{
 84   friend class GFXPCD3D9Device;
 85
 86   /// Our depth stencil buffer, if any.
 87   IDirect3DSurface9 *mDepthStencil;
 88
 89   /// Our backbuffer
 90   IDirect3DSurface9 *mBackbuffer;
 91
 92   /// Maximum size we can render to.
 93   Point2I mSize;
 94
 95   /// Our swap chain, potentially the implicit device swap chain.
 96   IDirect3DSwapChain9 *mSwapChain;
 97
 98   /// D3D presentation info.
 99   D3DPRESENT_PARAMETERS mPresentationParams;
100
101   /// Owning d3d device.
102   GFXD3D9Device  *mDevice;
103
104   /// Is this the implicit swap chain?
105   bool mImplicit;
106
107   /// Internal interface that notifies us we need to reset our video mode.
108   void resetMode();
109
110public:
111
112   GFXPCD3D9WindowTarget();
113   ~GFXPCD3D9WindowTarget();
114 
115   virtual const Point2I getSize();
116   virtual GFXFormat getFormat();
117   virtual bool present();
118
119   void initPresentationParams();
120   void setImplicitSwapChain();
121   void createAdditionalSwapChain();
122
123   virtual void activate();   
124
125   void zombify();
126   void resurrect();
127
128   virtual void resolveTo( GFXTextureObject *tex );
129};
130
131#endif // _GFX_D3D_GFXD3D9TARGET_H_
132