nevrax.org : docs

00001 
+00007 /* Copyright, 2001 Nevrax Ltd.
+00008  *
+00009  * This file is part of NEVRAX NEL.
+00010  * NEVRAX NEL is free software; you can redistribute it and/or modify
+00011  * it under the terms of the GNU General Public License as published by
+00012  * the Free Software Foundation; either version 2, or (at your option)
+00013  * any later version.
+00014 
+00015  * NEVRAX NEL is distributed in the hope that it will be useful, but
+00016  * WITHOUT ANY WARRANTY; without even the implied warranty of
+00017  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+00018  * General Public License for more details.
+00019 
+00020  * You should have received a copy of the GNU General Public License
+00021  * along with NEVRAX NEL; see the file COPYING. If not, write to the
+00022  * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+00023  * MA 02111-1307, USA.
+00024  */
+00025 
+00026 #include "std3d.h"
+00027 
+00028 #include "3d/instance_material_user.h"
+00029 #include "3d/async_texture_block.h"
+00030 #include "3d/mesh_base_instance.h"
+00031 
+00032 
+00033 namespace NL3D
+00034 {
+00035 
+00036 
+00037 // ***************************************************************************
+00038 bool                            CInstanceMaterialUser::isTextureFile(uint stage) const
+00039 {
+00040         NL3D_MEM_MATERIAL_INSTANCE
+00041         if (stage >= IDRV_MAT_MAXTEXTURES)
+00042         {
+00043                 nlwarning("UInstanceMaterialUser::isTextureFile : invalid stage");
+00044                 return false;
+00045         }
+00046         return dynamic_cast<CTextureFile *>(_Material->getTexture(stage)) != NULL;
+00047 }
+00048 
+00049 // ***************************************************************************
+00050 std::string                     CInstanceMaterialUser::getTextureFileName(uint stage) const
+00051 {               
+00052         NL3D_MEM_MATERIAL_INSTANCE
+00053         if (stage >= IDRV_MAT_MAXTEXTURES)
+00054         {
+00055                 nlwarning("UInstanceMaterialUser::getTextureFileName : invalid stage");
+00056                 return "";
+00057         }
+00058 
+00059         // If Async mode
+00060         if(_MBI->getAsyncTextureMode())
+00061         {
+00062                 nlassert(_AsyncTextureBlock->isTextureFile(stage));
+00063                 // return name of the async one.
+00064                 return _AsyncTextureBlock->TextureNames[stage];
+00065         }
+00066         else
+00067         {
+00068                 // return the name in the material
+00069                 return NLMISC::safe_cast<CTextureFile *>(_Material->getTexture(stage))->getFileName();
+00070         }
+00071 }
+00072 
+00073 // ***************************************************************************
+00074 void                            CInstanceMaterialUser::setTextureFileName(const std::string &fileName, uint stage)
+00075 {
+00076         NL3D_MEM_MATERIAL_INSTANCE
+00077         if (stage >= IDRV_MAT_MAXTEXTURES)
+00078         {
+00079                 nlwarning("UInstanceMaterialUser::setTextureFileName : invalid stage");
+00080                 return;
+00081         }
+00082 
+00083         // If Async mode
+00084         if(_MBI->getAsyncTextureMode())
+00085         {
+00086                 if(!_AsyncTextureBlock->isTextureFile(stage))
+00087                 {
+00088                         nlwarning("UInstanceMaterialUser::setTextureFileName : the texture is not a texture file");
+00089                         return;
+00090                 }
+00091                 // replace the fileName
+00092                 _AsyncTextureBlock->TextureNames[stage]= fileName;
+00093                 // Flag the instance.
+00094                 _MBI->setAsyncTextureDirty(true);
+00095         }
+00096         else
+00097         {
+00098                 CTextureFile *otherTex = dynamic_cast<CTextureFile *>(_Material->getTexture(stage));
+00099                 if (!otherTex)
+00100                 {
+00101                         nlwarning("UInstanceMaterialUser::setTextureFileName : the texture is not a texture file");
+00102                         return;
+00103                 }
+00104                 CTextureFile *tf = new CTextureFile(*otherTex);
+00105                 tf->setFileName(fileName);
+00106                 NLMISC::CSmartPtr<ITexture> old = _Material->getTexture(stage);
+00107                 _Material->setTexture(stage, tf);
+00108         }
+00109 }
+00110 
+00111 // ***************************************************************************
+00112 void CInstanceMaterialUser::emptyTexture(uint stage /*=0*/)
+00113 {
+00114         NL3D_MEM_MATERIAL_INSTANCE
+00115         if (stage >= IDRV_MAT_MAXTEXTURES)
+00116         {
+00117                 nlwarning("UInstanceMaterialUser::emptyTexture : invalid stage");
+00118                 return;
+00119         }
+00120         _Material->setTexture(stage, NULL);
+00121 }
+00122 
+00123 
+00124 
+00125 } // NL3D
+
instance_material_user.cpp
