OgreAutoParamDataSource.h Source File

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 __AutoParamDataSource_H_
00026 #define __AutoParamDataSource_H_
00027 
00028 #include "OgrePrerequisites.h"
00029 #include "OgreCommon.h"
00030 #include "OgreMatrix4.h"
00031 #include "OgreVector4.h"
00032 #include "OgreLight.h"
00033 #include "OgreColourValue.h"
00034 
00035 namespace Ogre {
00036 
00037 
00048     class _OgreExport AutoParamDataSource
00049     {
00050     protected:
00051         mutable Matrix4 mWorldMatrix[256];
00052         mutable size_t mWorldMatrixCount;
00053         mutable Matrix4 mWorldViewMatrix;
00054         mutable Matrix4 mViewProjMatrix;
00055         mutable Matrix4 mWorldViewProjMatrix;
00056         mutable Matrix4 mInverseWorldMatrix;
00057         mutable Matrix4 mInverseWorldViewMatrix;
00058         mutable Matrix4 mInverseViewMatrix;
00059         mutable Matrix4 mInverseTransposeWorldMatrix;
00060         mutable Matrix4 mInverseTransposeWorldViewMatrix;
00061         mutable Vector4 mCameraPositionObjectSpace;
00062         mutable Matrix4 mTextureViewProjMatrix;
00063         mutable Matrix4 mProjectionMatrix;
00064         mutable Real mDirLightExtrusionDistance;
00065         mutable Vector4 mCameraPosition;
00066         
00067         mutable bool mWorldMatrixDirty;
00068         mutable bool mWorldViewMatrixDirty;
00069         mutable bool mViewProjMatrixDirty;
00070         mutable bool mWorldViewProjMatrixDirty;
00071         mutable bool mInverseWorldMatrixDirty;
00072         mutable bool mInverseWorldViewMatrixDirty;
00073         mutable bool mInverseViewMatrixDirty;
00074         mutable bool mInverseTransposeWorldMatrixDirty;
00075         mutable bool mInverseTransposeWorldViewMatrixDirty;
00076         mutable bool mCameraPositionObjectSpaceDirty;
00077         mutable bool mCameraPositionDirty;
00078         mutable bool mTextureViewProjMatrixDirty;
00079         mutable ColourValue mAmbientLight;
00080 
00081         const Renderable* mCurrentRenderable;
00082         const Camera* mCurrentCamera;
00083         const LightList* mCurrentLightList;
00084         const Frustum* mCurrentTextureProjector;
00085         const RenderTarget* mCurrentRenderTarget;
00086         const Viewport* mCurrentViewport;
00087 
00088         Light mBlankLight;
00089     public:
00090         AutoParamDataSource();
00091         ~AutoParamDataSource();
00093         void setCurrentRenderable(const Renderable* rend);
00095         void setCurrentCamera(const Camera* cam);
00097         void setCurrentLightList(const LightList* ll);
00099         void setTextureProjector(const Frustum* frust);
00101         void setCurrentRenderTarget(const RenderTarget* target);
00103         void setCurrentViewport(const Viewport* viewport);
00105         void setShadowDirLightExtrusionDistance(Real dist);
00106 
00107         const Matrix4& getWorldMatrix(void) const;
00108         const Matrix4* getWorldMatrixArray(void) const;
00109         size_t getWorldMatrixCount(void) const;
00110         const Matrix4& getViewMatrix(void) const;
00111         const Matrix4& getViewProjectionMatrix(void) const;
00112         const Matrix4& getProjectionMatrix(void) const;
00113         const Matrix4& getWorldViewProjMatrix(void) const;
00114         const Matrix4& getWorldViewMatrix(void) const;
00115         const Matrix4& getInverseWorldMatrix(void) const;
00116         const Matrix4& getInverseWorldViewMatrix(void) const;
00117         const Matrix4& getInverseViewMatrix(void) const;
00118         const Matrix4& getInverseTransposeWorldMatrix(void) const;
00119         const Matrix4& getInverseTransposeWorldViewMatrix(void) const;
00120         const Vector4& getCameraPosition(void) const;
00121         const Vector4& getCameraPositionObjectSpace(void) const;
00123         const Light& getLight(size_t index) const;
00124         void setAmbientLightColour(const ColourValue& ambient);
00125         const ColourValue& getAmbientLightColour(void) const;
00126         const Matrix4& getTextureViewProjMatrix(void) const;
00127         const RenderTarget* getCurrentRenderTarget(void) const;
00128         const Renderable* getCurrentRenderable(void) const;
00129         Real getShadowExtrusionDistance(void) const;
00130         Matrix4 getInverseViewProjMatrix(void) const;
00131         Matrix4 getInverseTransposeViewProjMatrix() const;
00132         Matrix4 getTransposeViewProjMatrix() const;
00133         Matrix4 getTransposeViewMatrix() const;
00134         Matrix4 getTransposeProjectionMatrix() const;
00135         Matrix4 getInverseProjectionMatrix() const;
00136         Matrix4 getInverseTransposeProjectionMatrix() const;
00137         Matrix4 getTransposeWorldViewProjMatrix() const;
00138         Matrix4 getInverseWorldViewProjMatrix() const;
00139         Matrix4 getInverseTransposeWorldViewProjMatrix() const;
00140         Matrix4 getTransposeWorldViewMatrix() const;
00141         Matrix4 getTransposeWorldMatrix() const;
00142         Real getTime(void) const;
00143         Real getTime_0_X(Real x) const;
00144         Real getCosTime_0_X(Real x) const;
00145         Real getSinTime_0_X(Real x) const;
00146         Real getTanTime_0_X(Real x) const;
00147         Vector4 getTime_0_X_packed(Real x) const;
00148         Real getTime_0_1(Real x) const;
00149         Real getCosTime_0_1(Real x) const;
00150         Real getSinTime_0_1(Real x) const;
00151         Real getTanTime_0_1(Real x) const;
00152         Vector4 getTime_0_1_packed(Real x) const;
00153         Real getTime_0_2Pi(Real x) const;
00154         Real getCosTime_0_2Pi(Real x) const;
00155         Real getSinTime_0_2Pi(Real x) const;
00156         Real getTanTime_0_2Pi(Real x) const;
00157         Vector4 getTime_0_2Pi_packed(Real x) const;
00158         Real getFPS() const;
00159         Real getViewportWidth() const;
00160         Real getViewportHeight() const;
00161         Real getInverseViewportWidth() const;
00162         Real getInverseViewportHeight() const;
00163         Vector3 getViewDirection() const;
00164         Vector3 getViewSideVector() const;
00165         Vector3 getViewUpVector() const;
00166         Real getFOV() const;
00167         Real getNearClipDistance() const;
00168         Real getFarClipDistance() const;
00169     };
00170 }
00171 
00172 #endif