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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         D3DMULTISAMPLE_TYPE mFSAAType;
    00063         DWORD mFSAAQuality;
    00064
    00066         HWND mExternalHandle;
    00068         HINSTANCE mhInstance;
    00069
    00071         D3D9DriverList* mDriverList;
    00073         D3D9Driver* mActiveD3DDriver;
    00075         D3DCAPS9 mCaps;
    00076
    00078         struct sD3DTextureStageDesc
    00079         {
    00081             D3D9Mappings::eD3DTexType texType;
    00083             size_t coordIndex;
    00085             TexCoordCalcMethod autoTexCoordType;
    00087             const Frustum *frustum;
    00089             IDirect3DBaseTexture9 *pTex;
    00090         } mTexStageDesc[OGRE_MAX_TEXTURE_LAYERS];
    00091
    00092         // Array of up to 8 lights, indexed as per API
    00093         // Note that a null value indeicates a free slot
    00094         Light* mLights[MAX_LIGHTS];
    00095
    00096         D3D9DriverList* getDirect3DDrivers(void);
    00097         void refreshD3DSettings(void);
    00098
    00099         inline bool compareDecls( D3DVERTEXELEMENT9* pDecl1, D3DVERTEXELEMENT9* pDecl2, size_t size );
    00100
    00101
    00102         void initInputDevices(void);
    00103         void processInputDevices(void);
    00104         void setD3D9Light( size_t index, Light* light );
    00105
    00106         // state management methods, very primitive !!!
    00107         HRESULT __SetRenderState(D3DRENDERSTATETYPE state, DWORD value);
    00108         HRESULT __SetSamplerState(DWORD sampler, D3DSAMPLERSTATETYPE type, DWORD value);
    00109         HRESULT __SetTextureStageState(DWORD stage, D3DTEXTURESTAGESTATETYPE type, DWORD value);
    00110
    00112         DWORD _getCurrentAnisotropy(size_t unit);
    00114         bool _checkMultiSampleQuality(D3DMULTISAMPLE_TYPE type, DWORD *outQuality, D3DFORMAT format, UINT adapterNum, D3DDEVTYPE deviceType, BOOL fullScreen);
    00116         void _setFSAA(D3DMULTISAMPLE_TYPE type, DWORD qualityLevel);
    00117
    00118         D3D9HardwareBufferManager* mHardwareBufferManager;
    00119         D3D9GpuProgramManager* mGpuProgramManager;
    00120         //D3D9HLSLProgramFactory* mHLSLProgramFactory;
    00121
    00122         size_t mLastVertexSourceCount;
    00123
    00124
    00126         void initCapabilities(void);
    00127
    00128         void convertVertexShaderCaps(void);
    00129         void convertPixelShaderCaps(void);
    00130
    00131         unsigned short mCurrentLights;
    00133         Matrix4 mViewMatrix;
    00134
    00135
    00136     public:
    00137         // constructor
    00138         D3D9RenderSystem( HINSTANCE hInstance );
    00139         // destructor
    00140         ~D3D9RenderSystem();
    00141
    00142         virtual initConfigOptions(void);
    00143         // method for resizing/repositing the render window
    00144         virtual ResizeRepositionWindow(HWND wich);
    00145         // method for setting external window hwnd
    00146         void SetExternalWindowHandle(HWND externalHandle){mExternalHandle = externalHandle;};
    00147
    00148         // Overridden RenderSystem functions
    00149         ConfigOptionMap& getConfigOptions(void);
    00150         String validateConfigOptions(void);
    00151         RenderWindow* initialise( bool autoCreateWindow, const String& windowTitle = "OGRE Render Window"  );
    00152         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);
    00153         RenderTexture * createRenderTexture( const String & name, unsigned int width, unsigned int height );
    00154         String getErrorDescription( long errorNumber ) const;
    00155         const String& getName(void) const;
    00156         // Low-level overridden members
    00157         void setConfigOption( const String &name, const String &value );
    00158         void reinitialise();
    00159         void shutdown();
    00160         void setAmbientLight( float r, float g, float b );
    00161         void setShadingType( ShadeOptions so );
    00162         void setLightingEnabled( bool enabled );
    00163         void destroyRenderWindow( RenderWindow* pWin );
    00164         void convertColourValue( const ColourValue& colour, unsigned long* pDest );
    00165         void setStencilCheckEnabled(bool enabled);
    00166         void setStencilBufferParams(CompareFunction func = CMPF_ALWAYS_PASS,
    00167             ulong refValue = 0, ulong mask = 0xFFFFFFFF,
    00168             StencilOperation stencilFailOp = SOP_KEEP,
    00169             StencilOperation depthFailOp = SOP_KEEP,
    00170             StencilOperation passOp = SOP_KEEP,
    00171             bool twoSidedOperation = false);
    00172         void setNormaliseNormals(bool normalise);
    00173
    00174         // Low-level overridden members, mainly for internal use
    00175         void _useLights(const LightList& lights, unsigned short limit);
    00176         void _setWorldMatrix( const Matrix4 &m );
    00177         void _setViewMatrix( const Matrix4 &m );
    00178         void _setProjectionMatrix( const Matrix4 &m );
    00179         void _setSurfaceParams( const ColourValue &ambient, const ColourValue &diffuse, const ColourValue &specular, const ColourValue &emissive, Real shininess );
    00180         void _setTexture( size_t unit, bool enabled, const String &texname );
    00181         void _setTextureCoordSet( size_t unit, size_t index );
    00182         void _setTextureCoordCalculation(size_t unit, TexCoordCalcMethod m,
    00183             const Frustum* frustum = 0);
    00184         void _setTextureBlendMode( size_t unit, const LayerBlendModeEx& bm );
    00185         void _setTextureAddressingMode( size_t unit, TextureUnitState::TextureAddressingMode tam );
    00186         void _setTextureMatrix( size_t unit, const Matrix4 &xform );
    00187         void _setSceneBlending( SceneBlendFactor sourceFactor, SceneBlendFactor destFactor );
    00188         void _setAlphaRejectSettings( CompareFunction func, unsigned char value );
    00189         void _setViewport( Viewport *vp );
    00190         void _beginFrame(void);
    00191         void _endFrame(void);
    00192         void _setCullingMode( CullingMode mode );
    00193         void _setDepthBufferParams( bool depthTest = true, bool depthWrite = true, CompareFunction depthFunction = CMPF_LESS_EQUAL );
    00194         void _setDepthBufferCheckEnabled( bool enabled = true );
    00195         void _setColourBufferWriteEnabled(bool red, bool green, bool blue, bool alpha);
    00196         void _setDepthBufferWriteEnabled(bool enabled = true);
    00197         void _setDepthBufferFunction( CompareFunction func = CMPF_LESS_EQUAL );
    00198         void _setDepthBias(ushort bias);
    00199         void _setFog( FogMode mode = FOG_NONE, const ColourValue& colour = ColourValue::White, Real expDensity = 1.0, Real linearStart = 0.0, Real linearEnd = 1.0 );
    00200         void _makeProjectionMatrix(const Radian& fovy, Real aspect, Real nearPlane, Real farPlane,
    00201             Matrix4& dest, bool forGpuProgram = false);
    00202         void _makeProjectionMatrix(Real left, Real right, Real bottom, Real top, Real nearPlane,
    00203             Real farPlane, Matrix4& dest, bool forGpuProgram = false);
    00204         void _makeOrthoMatrix(const Radian& fovy, Real aspect, Real nearPlane, Real farPlane,
    00205             Matrix4& dest, bool forGpuProgram = false);
    00206         void _applyObliqueDepthProjection(Matrix4& matrix, const Plane& plane,
    00207             bool forGpuProgram);
    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         Real getHorizontalTexelOffset(void);
    00230         Real getVerticalTexelOffset(void);
    00231         Real getMinimumDepthInputValue(void);
    00232         Real getMaximumDepthInputValue(void);
    00233
    00234     };
    00235 }
    00236 #endif

Copyright © 2002-2003 by The OGRE Team
Last modified Sun Nov 28 19:48:21 2004