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OgreRenderSystemCapabilities.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://www.ogre3d.org/
00006 
00007 Copyright (c) 2000-2006 Torus Knot Software Ltd
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 You may alternatively use this source under the terms of a specific version of
00025 the OGRE Unrestricted License provided you have obtained such a license from
00026 Torus Knot Software Ltd.
00027 -----------------------------------------------------------------------------
00028 */
00029 #ifndef __RenderSystemCapabilities__
00030 #define __RenderSystemCapabilities__ 1
00031 
00032 // Precompiler options
00033 #include "OgrePrerequisites.h"
00034 #include "OgreString.h"
00035 
00036 namespace Ogre {
00037 
00039     enum Capabilities
00040     {
00041         //RSC_MULTITEXTURE          = 0x00000001,
00043         RSC_AUTOMIPMAP              = 0x00000002,
00044         RSC_BLENDING                = 0x00000004,
00046         RSC_ANISOTROPY              = 0x00000008,
00048         RSC_DOT3                    = 0x00000010,
00050         RSC_CUBEMAPPING             = 0x00000020,
00052         RSC_HWSTENCIL               = 0x00000040,
00054         RSC_VBO                     = 0x00000080,
00056         RSC_VERTEX_PROGRAM          = 0x00000200,
00058         RSC_FRAGMENT_PROGRAM        = 0x00000400,
00060         RSC_TEXTURE_COMPRESSION     = 0x00000800,
00062         RSC_TEXTURE_COMPRESSION_DXT = 0x00001000,
00064         RSC_TEXTURE_COMPRESSION_VTC = 0x00002000,
00066         RSC_SCISSOR_TEST            = 0x00004000,
00068         RSC_TWO_SIDED_STENCIL       = 0x00008000,
00070         RSC_STENCIL_WRAP            = 0x00010000,
00072         RSC_HWOCCLUSION             = 0x00020000,
00074         RSC_USER_CLIP_PLANES        = 0x00040000,
00076         RSC_VERTEX_FORMAT_UBYTE4    = 0x00080000,
00078         RSC_INFINITE_FAR_PLANE      = 0x00100000,
00080         RSC_HWRENDER_TO_TEXTURE     = 0x00200000,
00082         RSC_TEXTURE_FLOAT           = 0x00400000,
00084         RSC_NON_POWER_OF_2_TEXTURES = 0x00800000,
00086         RSC_TEXTURE_3D              = 0x01000000,
00088         RSC_POINT_SPRITES           = 0x02000000,
00090         RSC_POINT_EXTENDED_PARAMETERS = 0x04000000,
00092         RSC_VERTEX_TEXTURE_FETCH = 0x08000000, 
00094         RSC_MIPMAP_LOD_BIAS = 0x10000000 
00095 
00096     };
00097 
00103     class _OgreExport RenderSystemCapabilities 
00104     {
00105         private:
00107             ushort mNumWorldMatrices;
00109             ushort mNumTextureUnits;
00111             ushort mStencilBufferBitDepth;
00113             ushort mNumVertexBlendMatrices;
00115             int mCapabilities;
00117             String mMaxVertexProgramVersion;
00119             String mMaxFragmentProgramVersion;
00121             ushort mVertexProgramConstantFloatCount;           
00123             ushort mVertexProgramConstantIntCount;           
00125             ushort mVertexProgramConstantBoolCount;           
00127             ushort mFragmentProgramConstantFloatCount;           
00129             ushort mFragmentProgramConstantIntCount;           
00131             ushort mFragmentProgramConstantBoolCount;
00133             ushort mNumMultiRenderTargets;
00135             Real mMaxPointSize;
00137             bool mNonPOW2TexturesLimited;
00139             ushort mNumVertexTextureUnits;
00141             bool mVertexTextureUnitsShared;
00142 
00143         public: 
00144             RenderSystemCapabilities ();
00145             ~RenderSystemCapabilities ();
00146 
00147             void setNumWorldMatricies(ushort num)
00148             {
00149                 mNumWorldMatrices = num;
00150             }
00151 
00152             void setNumTextureUnits(ushort num)
00153             {
00154                 mNumTextureUnits = num;
00155             }
00156 
00157             void setStencilBufferBitDepth(ushort num)
00158             {
00159                 mStencilBufferBitDepth = num;
00160             }
00161 
00162             void setNumVertexBlendMatrices(ushort num)
00163             {
00164                 mNumVertexBlendMatrices = num;
00165             }
00166 
00168             void setNumMultiRenderTargets(ushort num)
00169             {
00170                 mNumMultiRenderTargets = num;
00171             }
00172 
00173             ushort getNumWorldMatricies(void) const
00174             { 
00175                 return mNumWorldMatrices;
00176             }
00177 
00190             ushort getNumTextureUnits(void) const
00191             {
00192                 return mNumTextureUnits;
00193             }
00194 
00201             ushort getStencilBufferBitDepth(void) const
00202             {
00203                 return mStencilBufferBitDepth;
00204             }
00205 
00208             ushort numVertexBlendMatrices(void) const
00209             {
00210                 return mNumVertexBlendMatrices;
00211             }
00212 
00214             ushort numMultiRenderTargets(void) const
00215             {
00216                 return mNumMultiRenderTargets;
00217             }
00218 
00221             void setCapability(const Capabilities c) 
00222             { 
00223                 mCapabilities |= c;
00224             }
00225 
00228             bool hasCapability(const Capabilities c) const
00229             {
00230                 if(mCapabilities & c)
00231                 {
00232                     return true;
00233                 }
00234                 else
00235                 {
00236                     return false;
00237                 }
00238             }
00240             const String& getMaxVertexProgramVersion(void) const
00241             {
00242                 return mMaxVertexProgramVersion;
00243             }
00245             const String& getMaxFragmentProgramVersion(void) const
00246             {
00247                 return mMaxFragmentProgramVersion;
00248             }
00250             ushort getVertexProgramConstantFloatCount(void) const
00251             {
00252                 return mVertexProgramConstantFloatCount;           
00253             }
00255             ushort getVertexProgramConstantIntCount(void) const
00256             {
00257                 return mVertexProgramConstantIntCount;           
00258             }
00260             ushort getVertexProgramConstantBoolCount(void) const
00261             {
00262                 return mVertexProgramConstantBoolCount;           
00263             }
00265             ushort getFragmentProgramConstantFloatCount(void) const
00266             {
00267                 return mFragmentProgramConstantFloatCount;           
00268             }
00270             ushort getFragmentProgramConstantIntCount(void) const
00271             {
00272                 return mFragmentProgramConstantIntCount;           
00273             }
00275             ushort getFragmentProgramConstantBoolCount(void) const
00276             {
00277                 return mFragmentProgramConstantBoolCount;           
00278             }
00279 
00280 
00281 
00283             void setMaxVertexProgramVersion(const String& ver)
00284             {
00285                 mMaxVertexProgramVersion = ver;
00286             }
00288             void setMaxFragmentProgramVersion(const String& ver)
00289             {
00290                 mMaxFragmentProgramVersion = ver;
00291             }
00293             void setVertexProgramConstantFloatCount(ushort c)
00294             {
00295                 mVertexProgramConstantFloatCount = c;           
00296             }
00298             void setVertexProgramConstantIntCount(ushort c)
00299             {
00300                 mVertexProgramConstantIntCount = c;           
00301             }
00303             void setVertexProgramConstantBoolCount(ushort c)
00304             {
00305                 mVertexProgramConstantBoolCount = c;           
00306             }
00308             void setFragmentProgramConstantFloatCount(ushort c)
00309             {
00310                 mFragmentProgramConstantFloatCount = c;           
00311             }
00313             void setFragmentProgramConstantIntCount(ushort c)
00314             {
00315                 mFragmentProgramConstantIntCount = c;           
00316             }
00318             void setFragmentProgramConstantBoolCount(ushort c)
00319             {
00320                 mFragmentProgramConstantBoolCount = c;           
00321             }
00323             void setMaxPointSize(Real s)
00324             {
00325                 mMaxPointSize = s;
00326             }
00328             Real getMaxPointSize(void) const
00329             {
00330                 return mMaxPointSize;
00331             }
00333             void setNonPOW2TexturesLimited(bool l)
00334             {
00335                 mNonPOW2TexturesLimited = l;
00336             }
00345             bool getNonPOW2TexturesLimited(void) const
00346             {
00347                 return mNonPOW2TexturesLimited;
00348             }
00349 
00351             void setNumVertexTextureUnits(ushort n)
00352             {
00353                 mNumVertexTextureUnits = n;
00354             }
00356             ushort getNumVertexTextureUnits(void) const
00357             {
00358                 return mNumVertexTextureUnits;
00359             }
00361             void setVertexTextureUnitsShared(bool shared)
00362             {
00363                 mVertexTextureUnitsShared = shared;
00364             }
00366             bool getVertexTextureUnitsShared(void) const
00367             {
00368                 return mVertexTextureUnitsShared;
00369             }
00370 
00371 
00373             void log(Log* pLog);
00374 
00375 
00376 
00377 
00378     };
00379 }
00380 
00381 #endif // __RenderSystemCapabilities__
00382 

Copyright © 2000-2005 by The OGRE Team
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Last modified Thu Mar 6 09:46:26 2008