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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 © 2000-2002 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         bool mVSync;
00063         D3DMULTISAMPLE_TYPE mFSAAType;
00065         DWORD mFSAAQuality;
00066 
00068         HWND mExternalHandle;
00070         HINSTANCE mhInstance;
00071 
00073         D3D9DriverList* mDriverList;
00075         D3D9Driver* mActiveD3DDriver;
00077         D3DCAPS9 mCaps;
00078 
00080         struct sD3DTextureStageDesc
00081         {
00083             D3D9Mappings::eD3DTexType texType;
00085             size_t coordIndex;
00087             TexCoordCalcMethod autoTexCoordType;
00089             const Frustum *frustum;
00091             IDirect3DBaseTexture9 *pTex;
00092         } mTexStageDesc[OGRE_MAX_TEXTURE_LAYERS];
00093 
00094         // Array of up to 8 lights, indexed as per API
00095         // Note that a null value indeicates a free slot
00096         Light* mLights[MAX_LIGHTS];
00097 
00098         D3D9DriverList* getDirect3DDrivers(void);
00099         void refreshD3DSettings(void);
00100 
00101         inline bool compareDecls( D3DVERTEXELEMENT9* pDecl1, D3DVERTEXELEMENT9* pDecl2, size_t size );
00102 
00103 
00104         void initInputDevices(void);
00105         void processInputDevices(void);
00106         void setD3D9Light( size_t index, Light* light );
00107         
00108         // state management methods, very primitive !!!
00109         HRESULT __SetRenderState(D3DRENDERSTATETYPE state, DWORD value);
00110         HRESULT __SetSamplerState(DWORD sampler, D3DSAMPLERSTATETYPE type, DWORD value);
00111         HRESULT __SetTextureStageState(DWORD stage, D3DTEXTURESTAGESTATETYPE type, DWORD value);
00112 
00114         DWORD _getCurrentAnisotropy(size_t unit);
00116         bool _checkMultiSampleQuality(D3DMULTISAMPLE_TYPE type, DWORD *outQuality, D3DFORMAT format, UINT adapterNum, D3DDEVTYPE deviceType, BOOL fullScreen);
00118         void _setFSAA(D3DMULTISAMPLE_TYPE type, DWORD qualityLevel);
00119         
00120         D3D9HardwareBufferManager* mHardwareBufferManager;
00121         D3D9GpuProgramManager* mGpuProgramManager;
00122         D3D9HLSLProgramFactory* mHLSLProgramFactory;
00123 
00124         size_t mLastVertexSourceCount;
00125 
00126 
00128         void initCapabilities(void);
00129 
00130         void convertVertexShaderCaps(void);
00131         void convertPixelShaderCaps(void);
00132 
00133         unsigned short mCurrentLights;
00135         Matrix4 mViewMatrix;
00136 
00137 
00138     public:
00139         // constructor
00140         D3D9RenderSystem( HINSTANCE hInstance );
00141         // destructor
00142         ~D3D9RenderSystem();
00143 
00144         virtual initConfigOptions(void);
00145         // method for resizing/repositing the render window
00146         virtual ResizeRepositionWindow(HWND wich);
00147         // method for setting external window hwnd
00148         void SetExternalWindowHandle(HWND externalHandle){mExternalHandle = externalHandle;};
00149 
00150         // Overridden RenderSystem functions
00151         ConfigOptionMap& getConfigOptions(void);
00152         String validateConfigOptions(void);
00153         RenderWindow* initialise( bool autoCreateWindow, const String& windowTitle = "OGRE Render Window"  );
00154         RenderWindow* createRenderWindow(const String &name, unsigned int width, unsigned int height, unsigned int colourDepth, bool fullScreen, int left = 0, int top = 0, bool depthBuffer = true, RenderWindow* parentWindowHandle = 0);
00155         RenderTexture * createRenderTexture( const String & name, unsigned int width, unsigned int height );
00156         String getErrorDescription( long errorNumber ) const;
00157         const String& getName(void) const;
00158         // Low-level overridden members
00159         void setConfigOption( const String &name, const String &value );
00160         void reinitialise();
00161         void shutdown();
00162         void setAmbientLight( float r, float g, float b );
00163         void setShadingType( ShadeOptions so );
00164         void setLightingEnabled( bool enabled );
00165         void destroyRenderWindow( RenderWindow* pWin );
00166         void convertColourValue( const ColourValue& colour, unsigned long* pDest );
00167         void setStencilCheckEnabled(bool enabled);
00168         void setStencilBufferParams(CompareFunction func = CMPF_ALWAYS_PASS, 
00169             ulong refValue = 0, ulong mask = 0xFFFFFFFF, 
00170             StencilOperation stencilFailOp = SOP_KEEP, 
00171             StencilOperation depthFailOp = SOP_KEEP,
00172             StencilOperation passOp = SOP_KEEP, 
00173             bool twoSidedOperation = false);
00174         void setNormaliseNormals(bool normalise);
00175 
00176         // Low-level overridden members, mainly for internal use
00177         void _useLights(const LightList& lights, unsigned short limit);
00178         void _setWorldMatrix( const Matrix4 &m );
00179         void _setViewMatrix( const Matrix4 &m );
00180         void _setProjectionMatrix( const Matrix4 &m );
00181         void _setSurfaceParams( const ColourValue &ambient, const ColourValue &diffuse, const ColourValue &specular, const ColourValue &emissive, Real shininess );
00182         void _setTexture( size_t unit, bool enabled, const String &texname );
00183         void _setTextureCoordSet( size_t unit, size_t index );
00184         void _setTextureCoordCalculation(size_t unit, TexCoordCalcMethod m, 
00185             const Frustum* frustum = 0);
00186         void _setTextureBlendMode( size_t unit, const LayerBlendModeEx& bm );
00187         void _setTextureAddressingMode( size_t unit, TextureUnitState::TextureAddressingMode tam );
00188         void _setTextureMatrix( size_t unit, const Matrix4 &xform );
00189         void _setSceneBlending( SceneBlendFactor sourceFactor, SceneBlendFactor destFactor );
00190         void _setAlphaRejectSettings( CompareFunction func, unsigned char value );
00191         void _setViewport( Viewport *vp );
00192         void _beginFrame(void);
00193         void _endFrame(void);
00194         void _setCullingMode( CullingMode mode );
00195         void _setDepthBufferParams( bool depthTest = true, bool depthWrite = true, CompareFunction depthFunction = CMPF_LESS_EQUAL );
00196         void _setDepthBufferCheckEnabled( bool enabled = true );
00197         void _setColourBufferWriteEnabled(bool red, bool green, bool blue, bool alpha);
00198         void _setDepthBufferWriteEnabled(bool enabled = true);
00199         void _setDepthBufferFunction( CompareFunction func = CMPF_LESS_EQUAL );
00200         void _setDepthBias(ushort bias);
00201         void _setFog( FogMode mode = FOG_NONE, const ColourValue& colour = ColourValue::White, Real expDensity = 1.0, Real linearStart = 0.0, Real linearEnd = 1.0 );
00202         void _makeProjectionMatrix(Real fovy, Real aspect, Real nearPlane, Real farPlane, 
00203             Matrix4& dest, bool forGpuProgram = false);
00204         void _makeProjectionMatrix(Real left, Real right, Real bottom, Real top, Real nearPlane, 
00205             Real farPlane, Matrix4& dest, bool forGpuProgram = false);
00206         void _makeOrthoMatrix(Real fovy, Real aspect, Real nearPlane, Real farPlane, 
00207             Matrix4& dest, bool forGpuProgram = false);
00208         void _setRasterisationMode(SceneDetailLevel level);
00209         void _setTextureUnitFiltering(size_t unit, FilterType ftype, FilterOptions filter);
00210         void _setTextureLayerAnisotropy(size_t unit, unsigned int maxAnisotropy);
00211         void setVertexDeclaration(VertexDeclaration* decl);
00212         void setVertexBufferBinding(VertexBufferBinding* binding);
00213         void _render(const RenderOperation& op);
00214         void bindGpuProgram(GpuProgram* prg);
00215         void unbindGpuProgram(GpuProgramType gptype);
00216         void bindGpuProgramParameters(GpuProgramType gptype, GpuProgramParametersSharedPtr params);
00220         void setClipPlanes(const PlaneList& clipPlanes);
00221 
00222         void setScissorTest(bool enabled, size_t left = 0, size_t top = 0, size_t right = 800, size_t bottom = 600);
00223         void clearFrameBuffer(unsigned int buffers, 
00224             const ColourValue& colour = ColourValue::Black, 
00225             Real depth = 1.0f, unsigned short stencil = 0);
00226         void setClipPlane (ushort index, Real A, Real B, Real C, Real D);
00227         void enableClipPlane (ushort index, bool enable);
00228         HardwareOcclusionQuery* createHardwareOcclusionQuery(void);
00229     };
00230 }
00231 #endif

Copyright © 2002-2003 by The OGRE Team
Last modified Fri May 14 23:22:04 2004