Source/System/State/Shader/SHL/OSGSimpleSHLVariableChunk.inl

   1 /*---------------------------------------------------------------------------*\
   2  *                                OpenSG                                     *
   3  *                                                                           *
   4  *                                                                           *
   5  *               Copyright (C) 2000-2006 by the OpenSG Forum                 *
   6  *                                                                           *
   7  *   contact: dirk@opensg.org, gerrit.voss@vossg.org, jbehr@zgdv.de          *
   8  *                                                                           *
   9 \*---------------------------------------------------------------------------*/
  10 /*---------------------------------------------------------------------------*\
  11  *                                License                                    *
  12  *                                                                           *
  13  * This library is free software; you can redistribute it and/or modify it   *
  14  * under the terms of the GNU Library General Public License as published    *
  15  * by the Free Software Foundation, version 2.                               *
  16  *                                                                           *
  17  * This library is distributed in the hope that it will be useful, but       *
  18  * WITHOUT ANY WARRANTY; without even the implied warranty of                *
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU         *
  20  * Library General Public License for more details.                          *
  21  *                                                                           *
  22  * You should have received a copy of the GNU Library General Public         *
  23  * License along with this library; if not, write to the Free Software       *
  24  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.                 *
  25  *                                                                           *
  26 \*---------------------------------------------------------------------------*/
  27 /*---------------------------------------------------------------------------*\
  28  *                                Changes                                    *
  29  *                                                                           *
  30  *                                                                           *
  31  *                                                                           *
  32  *                                                                           *
  33  *                                                                           *
  34  *                                                                           *
  35 \*---------------------------------------------------------------------------*/
  36
  37 //---------------------------------------------------------------------------
  38 //  Includes
  39 //---------------------------------------------------------------------------
  40
  41 OSG_BEGIN_NAMESPACE
  42
  43 inline
  44 const StateChunkClass *SimpleSHLVariableChunk::getStaticClass(void)
  45 {
  46     return ShaderExecutableVarChunk::getStaticClass();
  47 }
  48
  49 inline
  50 UInt32 SimpleSHLVariableChunk::getStaticClassId(void)
  51 {
  52     return getStaticClass()->getId();
  53 }
  54
  55 #ifdef OSG_1_COMPAT
  56 template<class ValueT> inline
  57 bool SimpleSHLVariableChunk::setUniformParameter(const Char8  *name,
  58                                                  const ValueT &value)
  59 {
  60     if(_sfVariables.getValue() == NULL)
  61     {
  62         ShaderProgramVariablesUnrecPtr pParam =
  63             ShaderProgramVariables::createDependent(
  64                 this->getFieldFlags()->_bNamespaceMask);
  65
  66         setVariables(pParam);
  67     }
  68
  69     return _sfVariables.getValue()->addUniformVariable(
  70         name,
  71         value,
  72         editMFVariableLocations(),
  73         NULL                     );
  74 }
  75 #endif
  76
  77 template<class ValueT> inline
  78 bool SimpleSHLVariableChunk::addUniformVariable(const Char8  *name,
  79                                                 const ValueT &value)
  80 {
  81     if(_sfVariables.getValue() == NULL)
  82     {
  83         ShaderProgramVariablesUnrecPtr pParam =
  84             ShaderProgramVariables::createDependent(
  85                 this->getFieldFlags()->_bNamespaceMask);
  86
  87         setVariables(pParam);
  88     }
  89
  90     return _sfVariables.getValue()->addUniformVariable(
  91         name,
  92         value,
  93         editMFVariableLocations(),
  94         NULL                     );
  95 }
  96
  97 template<class ValueT> inline
  98 bool SimpleSHLVariableChunk::updateUniformVariable(const Char8  *name,
  99                                                    const ValueT &value)
 100 {
 101     if(_sfVariables.getValue() == NULL)
 102     {
 103         ShaderProgramVariablesUnrecPtr pParam =
 104             ShaderProgramVariables::createDependent(
 105                 getFieldFlags()->_bNamespaceMask);
 106
 107         setVariables(pParam);
 108     }
 109
 110     return _sfVariables.getValue()->updateUniformVariable(name, value);
 111 }
 112
 113 template<class ValueT>
 114 bool SimpleSHLVariableChunk::getUniformVariable(const Char8  *name,
 115                                                       ValueT &value)
 116 {
 117     if(_sfVariables.getValue() != NULL)
 118     {
 119         return _sfVariables.getValue()->getUniformVariable(name, value);
 120     }
 121
 122     return false;
 123 }
 124
 125 OSG_END_NAMESPACE