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OgreD3D9RenderSystem.h

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00001 /*
00002 -----------------------------------------------------------------------------
00003 This source file is part of OGRE
00004     (Object-oriented Graphics Rendering Engine)
00005 For the latest info, see http://ogre.sourceforge.net/
00006 
00007 Copyright (c) 2000-2005 The OGRE Team
00008 Also see acknowledgements in Readme.html
00009 
00010 This program is free software; you can redistribute it and/or modify it under
00011 the terms of the GNU Lesser General Public License as published by the Free Software
00012 Foundation; either version 2 of the License, or (at your option) any later
00013 version.
00014 
00015 This program is distributed in the hope that it will be useful, but WITHOUT
00016 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
00017 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
00018 
00019 You should have received a copy of the GNU Lesser General Public License along with
00020 this program; if not, write to the Free Software Foundation, Inc., 59 Temple
00021 Place - Suite 330, Boston, MA 02111-1307, USA, or go to
00022 http://www.gnu.org/copyleft/lesser.txt.
00023 -----------------------------------------------------------------------------
00024 */
00025 #ifndef __D3D9RENDERSYSTEM_H__
00026 #define __D3D9RENDERSYSTEM_H__
00027 
00028 #include "OgreD3D9Prerequisites.h"
00029 #include "OgreString.h"
00030 #include "OgreStringConverter.h"
00031 #include "OgreRenderSystem.h"
00032 #include "OgreD3D9Mappings.h"
00033 
00034 #include "OgreNoMemoryMacros.h"
00035 #include <d3d9.h>
00036 #include <d3dx9.h>
00037 #include <dxerr9.h>
00038 #include "OgreMemoryMacros.h"
00039 
00040 namespace Ogre 
00041 {
00042 #define MAX_LIGHTS 8
00043 
00044     class D3D9DriverList;
00045     class D3D9Driver;
00046 
00050     class D3D9RenderSystem : public RenderSystem
00051     {
00052     private:
00054         LPDIRECT3D9         mpD3D;
00056         LPDIRECT3DDEVICE9   mpD3DDevice;
00057         
00058         // Stored options
00059         ConfigOptionMap mOptions;
00061         D3DMULTISAMPLE_TYPE mFSAAType;
00063         DWORD mFSAAQuality;
00064 
00066         HINSTANCE mhInstance;
00067 
00069         D3D9DriverList* mDriverList;
00071         D3D9Driver* mActiveD3DDriver;
00073         D3DCAPS9 mCaps;
00074 
00076         struct sD3DTextureStageDesc
00077         {
00079             D3D9Mappings::eD3DTexType texType;
00081             size_t coordIndex;
00083             TexCoordCalcMethod autoTexCoordType;
00085             const Frustum *frustum;
00087             IDirect3DBaseTexture9 *pTex;
00088         } mTexStageDesc[OGRE_MAX_TEXTURE_LAYERS];
00089 
00090         // Array of up to 8 lights, indexed as per API
00091         // Note that a null value indeicates a free slot
00092         Light* mLights[MAX_LIGHTS];
00093 
00094         D3D9DriverList* getDirect3DDrivers(void);
00095         void refreshD3DSettings(void);
00096         void freeDevice(void);
00097 
00098         inline bool compareDecls( D3DVERTEXELEMENT9* pDecl1, D3DVERTEXELEMENT9* pDecl2, size_t size );
00099 
00100 
00101         void initInputDevices(void);
00102         void processInputDevices(void);
00103         void setD3D9Light( size_t index, Light* light );
00104         
00105         // state management methods, very primitive !!!
00106         HRESULT __SetRenderState(D3DRENDERSTATETYPE state, DWORD value);
00107         HRESULT __SetSamplerState(DWORD sampler, D3DSAMPLERSTATETYPE type, DWORD value);
00108         HRESULT __SetTextureStageState(DWORD stage, D3DTEXTURESTAGESTATETYPE type, DWORD value);
00109 
00110         HRESULT __SetFloatRenderState(D3DRENDERSTATETYPE state, Real value)
00111         {
00112 #if OGRE_DOUBLE_PRECISION == 1
00113             float temp = static_cast<float>(value);
00114             return __SetRenderState(state, *((LPDWORD)(&temp)));
00115 #else
00116             return __SetRenderState(state, *((LPDWORD)(&value)));
00117 #endif
00118         }
00119 
00121         DWORD _getCurrentAnisotropy(size_t unit);
00123         bool _checkMultiSampleQuality(D3DMULTISAMPLE_TYPE type, DWORD *outQuality, D3DFORMAT format, UINT adapterNum, D3DDEVTYPE deviceType, BOOL fullScreen);
00125         void _setFSAA(D3DMULTISAMPLE_TYPE type, DWORD qualityLevel);
00126         
00127         D3D9HardwareBufferManager* mHardwareBufferManager;
00128         D3D9GpuProgramManager* mGpuProgramManager;
00129         //D3D9HLSLProgramFactory* mHLSLProgramFactory;
00130 
00131         size_t mLastVertexSourceCount;
00132 
00133 
00135         void initCapabilities(void);
00136 
00137         void convertVertexShaderCaps(void);
00138         void convertPixelShaderCaps(void);
00139 
00140         unsigned short mCurrentLights;
00142         Matrix4 mViewMatrix;
00143 
00144         // What follows is a set of duplicated lists just to make it
00145         // easier to deal with lost devices
00146         
00148         D3D9RenderWindow* mPrimaryWindow;
00149 
00150         typedef std::vector<D3D9RenderWindow*> SecondaryWindowList;
00151         // List of additional windows after the first (swap chains)
00152         SecondaryWindowList mSecondaryWindows;
00153 
00154         bool mDeviceLost;
00155         bool mBasicStatesInitialised;
00156 
00157     public:
00158         // constructor
00159         D3D9RenderSystem( HINSTANCE hInstance );
00160         // destructor
00161         ~D3D9RenderSystem();
00162 
00163         virtual void initConfigOptions(void);
00164 
00165         // Overridden RenderSystem functions
00166         ConfigOptionMap& getConfigOptions(void);
00167         String validateConfigOptions(void);
00168         RenderWindow* initialise( bool autoCreateWindow, const String& windowTitle = "OGRE Render Window"  );
00170         RenderWindow* createRenderWindow(const String &name, unsigned int width, unsigned int height, 
00171             bool fullScreen, const NameValuePairList *miscParams = 0);
00172 
00174         RenderTexture * createRenderTexture( const String & name, unsigned int width, unsigned int height,
00175             TextureType texType = TEX_TYPE_2D, PixelFormat internalFormat = PF_X8R8G8B8, 
00176             const NameValuePairList *miscParams = 0 ); 
00177 
00178         String getErrorDescription( long errorNumber ) const;
00179         const String& getName(void) const;
00180         // Low-level overridden members
00181         void setConfigOption( const String &name, const String &value );
00182         void reinitialise();
00183         void shutdown();
00184         void setAmbientLight( float r, float g, float b );
00185         void setShadingType( ShadeOptions so );
00186         void setLightingEnabled( bool enabled );
00187         void destroyRenderTarget(const String& name);
00188         void convertColourValue( const ColourValue& colour, uint32* pDest );
00189         void setStencilCheckEnabled(bool enabled);
00190         void setStencilBufferParams(CompareFunction func = CMPF_ALWAYS_PASS, 
00191             uint32 refValue = 0, uint32 mask = 0xFFFFFFFF, 
00192             StencilOperation stencilFailOp = SOP_KEEP, 
00193             StencilOperation depthFailOp = SOP_KEEP,
00194             StencilOperation passOp = SOP_KEEP, 
00195             bool twoSidedOperation = false);
00196         void setNormaliseNormals(bool normalise);
00197 
00198         // Low-level overridden members, mainly for internal use
00199         void _useLights(const LightList& lights, unsigned short limit);
00200         void _setWorldMatrix( const Matrix4 &m );
00201         void _setViewMatrix( const Matrix4 &m );
00202         void _setProjectionMatrix( const Matrix4 &m );
00203         void _setSurfaceParams( const ColourValue &ambient, const ColourValue &diffuse, const ColourValue &specular, const ColourValue &emissive, Real shininess, TrackVertexColourType tracking );
00204         void _setTexture( size_t unit, bool enabled, const String &texname );
00205         void _setTextureCoordSet( size_t unit, size_t index );
00206         void _setTextureCoordCalculation(size_t unit, TexCoordCalcMethod m, 
00207             const Frustum* frustum = 0);
00208         void _setTextureBlendMode( size_t unit, const LayerBlendModeEx& bm );
00209         void _setTextureAddressingMode( size_t unit, TextureUnitState::TextureAddressingMode tam );
00210         void _setTextureMatrix( size_t unit, const Matrix4 &xform );
00211         void _setSceneBlending( SceneBlendFactor sourceFactor, SceneBlendFactor destFactor );
00212         void _setAlphaRejectSettings( CompareFunction func, unsigned char value );
00213         void _setViewport( Viewport *vp );
00214         void _beginFrame(void);
00215         void _endFrame(void);
00216         void _setCullingMode( CullingMode mode );
00217         void _setDepthBufferParams( bool depthTest = true, bool depthWrite = true, CompareFunction depthFunction = CMPF_LESS_EQUAL );
00218         void _setDepthBufferCheckEnabled( bool enabled = true );
00219         void _setColourBufferWriteEnabled(bool red, bool green, bool blue, bool alpha);
00220         void _setDepthBufferWriteEnabled(bool enabled = true);
00221         void _setDepthBufferFunction( CompareFunction func = CMPF_LESS_EQUAL );
00222         void _setDepthBias(ushort bias);
00223         void _setFog( FogMode mode = FOG_NONE, const ColourValue& colour = ColourValue::White, Real expDensity = 1.0, Real linearStart = 0.0, Real linearEnd = 1.0 );
00224         void _makeProjectionMatrix(const Radian& fovy, Real aspect, Real nearPlane, Real farPlane, 
00225             Matrix4& dest, bool forGpuProgram = false);
00226         void _makeProjectionMatrix(Real left, Real right, Real bottom, Real top, Real nearPlane, 
00227             Real farPlane, Matrix4& dest, bool forGpuProgram = false);
00228         void _makeOrthoMatrix(const Radian& fovy, Real aspect, Real nearPlane, Real farPlane, 
00229             Matrix4& dest, bool forGpuProgram = false);
00230         void _applyObliqueDepthProjection(Matrix4& matrix, const Plane& plane, 
00231             bool forGpuProgram);
00232         void _setRasterisationMode(SceneDetailLevel level);
00233         void _setTextureUnitFiltering(size_t unit, FilterType ftype, FilterOptions filter);
00234         void _setTextureLayerAnisotropy(size_t unit, unsigned int maxAnisotropy);
00235         void setVertexDeclaration(VertexDeclaration* decl);
00236         void setVertexBufferBinding(VertexBufferBinding* binding);
00237         void _render(const RenderOperation& op);
00238         void bindGpuProgram(GpuProgram* prg);
00239         void unbindGpuProgram(GpuProgramType gptype);
00240         void bindGpuProgramParameters(GpuProgramType gptype, GpuProgramParametersSharedPtr params);
00244         void setClipPlanes(const PlaneList& clipPlanes);
00245 
00246         void setScissorTest(bool enabled, size_t left = 0, size_t top = 0, size_t right = 800, size_t bottom = 600);
00247         void clearFrameBuffer(unsigned int buffers, 
00248             const ColourValue& colour = ColourValue::Black, 
00249             Real depth = 1.0f, unsigned short stencil = 0);
00250         void setClipPlane (ushort index, Real A, Real B, Real C, Real D);
00251         void enableClipPlane (ushort index, bool enable);
00252         HardwareOcclusionQuery* createHardwareOcclusionQuery(void);
00253         Real getHorizontalTexelOffset(void);
00254         Real getVerticalTexelOffset(void);
00255         Real getMinimumDepthInputValue(void);
00256         Real getMaximumDepthInputValue(void);
00257 
00259         void restoreLostDevice(void);
00261         bool isDeviceLost(void);
00263         void _notifyDeviceLost(void);
00264 
00265 
00266 
00267     };
00268 }
00269 #endif

Copyright © 2000-2005 by The OGRE Team
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This work is licensed under a Creative Commons Attribution-ShareAlike 2.5 License.
Last modified Sun Feb 12 12:59:43 2006