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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 
00188             ushort getNumTextureUnits(void) const
00189             {
00190                 return mNumTextureUnits;
00191             }
00192 
00199             ushort getStencilBufferBitDepth(void) const
00200             {
00201                 return mStencilBufferBitDepth;
00202             }
00203 
00206             ushort numVertexBlendMatrices(void) const
00207             {
00208                 return mNumVertexBlendMatrices;
00209             }
00210 
00212             ushort numMultiRenderTargets(void) const
00213             {
00214                 return mNumMultiRenderTargets;
00215             }
00216 
00219             void setCapability(const Capabilities c) 
00220             { 
00221                 mCapabilities |= c;
00222             }
00223 
00226             bool hasCapability(const Capabilities c) const
00227             {
00228                 if(mCapabilities & c)
00229                 {
00230                     return true;
00231                 }
00232                 else
00233                 {
00234                     return false;
00235                 }
00236             }
00238             const String& getMaxVertexProgramVersion(void) const
00239             {
00240                 return mMaxVertexProgramVersion;
00241             }
00243             const String& getMaxFragmentProgramVersion(void) const
00244             {
00245                 return mMaxFragmentProgramVersion;
00246             }
00248             ushort getVertexProgramConstantFloatCount(void) const
00249             {
00250                 return mVertexProgramConstantFloatCount;           
00251             }
00253             ushort getVertexProgramConstantIntCount(void) const
00254             {
00255                 return mVertexProgramConstantIntCount;           
00256             }
00258             ushort getVertexProgramConstantBoolCount(void) const
00259             {
00260                 return mVertexProgramConstantBoolCount;           
00261             }
00263             ushort getFragmentProgramConstantFloatCount(void) const
00264             {
00265                 return mFragmentProgramConstantFloatCount;           
00266             }
00268             ushort getFragmentProgramConstantIntCount(void) const
00269             {
00270                 return mFragmentProgramConstantIntCount;           
00271             }
00273             ushort getFragmentProgramConstantBoolCount(void) const
00274             {
00275                 return mFragmentProgramConstantBoolCount;           
00276             }
00277 
00278 
00279 
00281             void setMaxVertexProgramVersion(const String& ver)
00282             {
00283                 mMaxVertexProgramVersion = ver;
00284             }
00286             void setMaxFragmentProgramVersion(const String& ver)
00287             {
00288                 mMaxFragmentProgramVersion = ver;
00289             }
00291             void setVertexProgramConstantFloatCount(ushort c)
00292             {
00293                 mVertexProgramConstantFloatCount = c;           
00294             }
00296             void setVertexProgramConstantIntCount(ushort c)
00297             {
00298                 mVertexProgramConstantIntCount = c;           
00299             }
00301             void setVertexProgramConstantBoolCount(ushort c)
00302             {
00303                 mVertexProgramConstantBoolCount = c;           
00304             }
00306             void setFragmentProgramConstantFloatCount(ushort c)
00307             {
00308                 mFragmentProgramConstantFloatCount = c;           
00309             }
00311             void setFragmentProgramConstantIntCount(ushort c)
00312             {
00313                 mFragmentProgramConstantIntCount = c;           
00314             }
00316             void setFragmentProgramConstantBoolCount(ushort c)
00317             {
00318                 mFragmentProgramConstantBoolCount = c;           
00319             }
00321             void setMaxPointSize(Real s)
00322             {
00323                 mMaxPointSize = s;
00324             }
00326             Real getMaxPointSize(void) const
00327             {
00328                 return mMaxPointSize;
00329             }
00331             void setNonPOW2TexturesLimited(bool l)
00332             {
00333                 mNonPOW2TexturesLimited = l;
00334             }
00343             bool getNonPOW2TexturesLimited(void) const
00344             {
00345                 return mNonPOW2TexturesLimited;
00346             }
00347 
00349             void setNumVertexTextureUnits(ushort n)
00350             {
00351                 mNumVertexTextureUnits = n;
00352             }
00354             ushort getNumVertexTextureUnits(void) const
00355             {
00356                 return mNumVertexTextureUnits;
00357             }
00359             void setVertexTextureUnitsShared(bool shared)
00360             {
00361                 mVertexTextureUnitsShared = shared;
00362             }
00364             bool getVertexTextureUnitsShared(void) const
00365             {
00366                 return mVertexTextureUnitsShared;
00367             }
00368 
00369 
00371             void log(Log* pLog);
00372 
00373 
00374 
00375 
00376     };
00377 }
00378 
00379 #endif // __RenderSystemCapabilities__
00380 

Copyright © 2000-2005 by The OGRE Team
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Last modified Sun May 6 10:54:23 2007