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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;
00075         bool mUseNVPerfHUD;
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         void refreshFSAAOptions(void);
00099         void freeDevice(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 
00113         HRESULT __SetFloatRenderState(D3DRENDERSTATETYPE state, Real value)
00114         {
00115 #if OGRE_DOUBLE_PRECISION == 1
00116             float temp = static_cast<float>(value);
00117             return __SetRenderState(state, *((LPDWORD)(&temp)));
00118 #else
00119             return __SetRenderState(state, *((LPDWORD)(&value)));
00120 #endif
00121         }
00122 
00124         DWORD _getCurrentAnisotropy(size_t unit);
00126         bool _checkMultiSampleQuality(D3DMULTISAMPLE_TYPE type, DWORD *outQuality, D3DFORMAT format, UINT adapterNum, D3DDEVTYPE deviceType, BOOL fullScreen);
00128         void _setFSAA(D3DMULTISAMPLE_TYPE type, DWORD qualityLevel);
00129         
00130         D3D9HardwareBufferManager* mHardwareBufferManager;
00131         D3D9GpuProgramManager* mGpuProgramManager;
00132         //D3D9HLSLProgramFactory* mHLSLProgramFactory;
00133 
00134         size_t mLastVertexSourceCount;
00135 
00136 
00138         void initCapabilities(void);
00139 
00140         void convertVertexShaderCaps(void);
00141         void convertPixelShaderCaps(void);
00142 
00143         unsigned short mCurrentLights;
00145         Matrix4 mViewMatrix;
00146 
00147         // What follows is a set of duplicated lists just to make it
00148         // easier to deal with lost devices
00149         
00151         D3D9RenderWindow* mPrimaryWindow;
00152 
00153         typedef std::vector<D3D9RenderWindow*> SecondaryWindowList;
00154         // List of additional windows after the first (swap chains)
00155         SecondaryWindowList mSecondaryWindows;
00156 
00157         bool mDeviceLost;
00158         bool mBasicStatesInitialised;
00159 
00162         typedef HashMap<unsigned int, D3DFORMAT> DepthStencilHash;
00163         DepthStencilHash mDepthStencilHash;
00164 
00170         typedef std::pair<D3DFORMAT, D3DMULTISAMPLE_TYPE> ZBufferFormat;
00171         struct ZBufferRef
00172         {
00173             IDirect3DSurface9 *surface;
00174             size_t width, height;
00175         };
00176         typedef std::map<ZBufferFormat, ZBufferRef> ZBufferHash;
00177         ZBufferHash mZBufferHash;
00178     public:
00179         // constructor
00180         D3D9RenderSystem( HINSTANCE hInstance );
00181         // destructor
00182         ~D3D9RenderSystem();
00183 
00184         virtual void initConfigOptions(void);
00185 
00186         // Overridden RenderSystem functions
00187         ConfigOptionMap& getConfigOptions(void);
00188         String validateConfigOptions(void);
00189         RenderWindow* initialise( bool autoCreateWindow, const String& windowTitle = "OGRE Render Window"  );
00191         RenderWindow* createRenderWindow(const String &name, unsigned int width, unsigned int height, 
00192             bool fullScreen, const NameValuePairList *miscParams = 0);
00193 
00195         RenderTexture * createRenderTexture( const String & name, unsigned int width, unsigned int height,
00196             TextureType texType = TEX_TYPE_2D, PixelFormat internalFormat = PF_X8R8G8B8, 
00197             const NameValuePairList *miscParams = 0 ); 
00198 
00200         virtual MultiRenderTarget * createMultiRenderTarget(const String & name);
00201 
00202         String getErrorDescription( long errorNumber ) const;
00203         const String& getName(void) const;
00204         // Low-level overridden members
00205         void setConfigOption( const String &name, const String &value );
00206         void reinitialise();
00207         void shutdown();
00208         void setAmbientLight( float r, float g, float b );
00209         void setShadingType( ShadeOptions so );
00210         void setLightingEnabled( bool enabled );
00211         void destroyRenderTarget(const String& name);
00212         VertexElementType getColourVertexElementType(void) const;
00213         void setStencilCheckEnabled(bool enabled);
00214         void setStencilBufferParams(CompareFunction func = CMPF_ALWAYS_PASS, 
00215             uint32 refValue = 0, uint32 mask = 0xFFFFFFFF, 
00216             StencilOperation stencilFailOp = SOP_KEEP, 
00217             StencilOperation depthFailOp = SOP_KEEP,
00218             StencilOperation passOp = SOP_KEEP, 
00219             bool twoSidedOperation = false);
00220         void setNormaliseNormals(bool normalise);
00221 
00222         // Low-level overridden members, mainly for internal use
00223         void _useLights(const LightList& lights, unsigned short limit);
00224         void _setWorldMatrix( const Matrix4 &m );
00225         void _setViewMatrix( const Matrix4 &m );
00226         void _setProjectionMatrix( const Matrix4 &m );
00227         void _setSurfaceParams( const ColourValue &ambient, const ColourValue &diffuse, const ColourValue &specular, const ColourValue &emissive, Real shininess, TrackVertexColourType tracking );
00228         void _setPointSpritesEnabled(bool enabled);
00229         void _setPointParameters(Real size, bool attenuationEnabled, 
00230             Real constant, Real linear, Real quadratic, Real minSize, Real maxSize);
00231         void _setTexture( size_t unit, bool enabled, const String &texname );
00232         void _setTextureCoordSet( size_t unit, size_t index );
00233         void _setTextureCoordCalculation(size_t unit, TexCoordCalcMethod m, 
00234             const Frustum* frustum = 0);
00235         void _setTextureBlendMode( size_t unit, const LayerBlendModeEx& bm );
00236         void _setTextureAddressingMode(size_t stage, const TextureUnitState::UVWAddressingMode& uvw);
00237         void _setTextureBorderColour(size_t stage, const ColourValue& colour);
00238         void _setTextureMatrix( size_t unit, const Matrix4 &xform );
00239         void _setSceneBlending( SceneBlendFactor sourceFactor, SceneBlendFactor destFactor );
00240         void _setAlphaRejectSettings( CompareFunction func, unsigned char value );
00241         void _setViewport( Viewport *vp );
00242         void _beginFrame(void);
00243         void _endFrame(void);
00244         void _setCullingMode( CullingMode mode );
00245         void _setDepthBufferParams( bool depthTest = true, bool depthWrite = true, CompareFunction depthFunction = CMPF_LESS_EQUAL );
00246         void _setDepthBufferCheckEnabled( bool enabled = true );
00247         void _setColourBufferWriteEnabled(bool red, bool green, bool blue, bool alpha);
00248         void _setDepthBufferWriteEnabled(bool enabled = true);
00249         void _setDepthBufferFunction( CompareFunction func = CMPF_LESS_EQUAL );
00250         void _setDepthBias(ushort bias);
00251         void _setFog( FogMode mode = FOG_NONE, const ColourValue& colour = ColourValue::White, Real expDensity = 1.0, Real linearStart = 0.0, Real linearEnd = 1.0 );
00252         void _convertProjectionMatrix(const Matrix4& matrix,
00253             Matrix4& dest, bool forGpuProgram = false);
00254         void _makeProjectionMatrix(const Radian& fovy, Real aspect, Real nearPlane, Real farPlane, 
00255             Matrix4& dest, bool forGpuProgram = false);
00256         void _makeProjectionMatrix(Real left, Real right, Real bottom, Real top, Real nearPlane, 
00257             Real farPlane, Matrix4& dest, bool forGpuProgram = false);
00258         void _makeOrthoMatrix(const Radian& fovy, Real aspect, Real nearPlane, Real farPlane, 
00259             Matrix4& dest, bool forGpuProgram = false);
00260         void _applyObliqueDepthProjection(Matrix4& matrix, const Plane& plane, 
00261             bool forGpuProgram);
00262         void _setPolygonMode(PolygonMode level);
00263         void _setTextureUnitFiltering(size_t unit, FilterType ftype, FilterOptions filter);
00264         void _setTextureLayerAnisotropy(size_t unit, unsigned int maxAnisotropy);
00265         void setVertexDeclaration(VertexDeclaration* decl);
00266         void setVertexBufferBinding(VertexBufferBinding* binding);
00267         void _render(const RenderOperation& op);
00271         void bindGpuProgram(GpuProgram* prg);
00275         void unbindGpuProgram(GpuProgramType gptype);
00279         void bindGpuProgramParameters(GpuProgramType gptype, GpuProgramParametersSharedPtr params);
00283         void bindGpuProgramPassIterationParameters(GpuProgramType gptype);
00287         void setClipPlanes(const PlaneList& clipPlanes);
00288 
00289         void setScissorTest(bool enabled, size_t left = 0, size_t top = 0, size_t right = 800, size_t bottom = 600);
00290         void clearFrameBuffer(unsigned int buffers, 
00291             const ColourValue& colour = ColourValue::Black, 
00292             Real depth = 1.0f, unsigned short stencil = 0);
00293         void setClipPlane (ushort index, Real A, Real B, Real C, Real D);
00294         void enableClipPlane (ushort index, bool enable);
00295         HardwareOcclusionQuery* createHardwareOcclusionQuery(void);
00296         Real getHorizontalTexelOffset(void);
00297         Real getVerticalTexelOffset(void);
00298         Real getMinimumDepthInputValue(void);
00299         Real getMaximumDepthInputValue(void);
00300 
00302         void restoreLostDevice(void);
00304         bool isDeviceLost(void);
00306         void _notifyDeviceLost(void);
00307 
00311         D3DFORMAT _getDepthStencilFormatFor(D3DFORMAT fmt);
00312 
00317         IDirect3DSurface9* _getDepthStencilFor(D3DFORMAT fmt, D3DMULTISAMPLE_TYPE multisample, size_t width, size_t height);
00318 
00321         void _cleanupDepthStencils();
00322     };
00323 }
00324 #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 Jun 11 10:46:38 2006