const Ogre::MaterialPtr& MaterialGenerator::GetMaterial(Perm permutation)
{
// Check if material/shader permutation already was generated
MaterialMap::iterator i = mMaterials.find(permutation);
if (i != mMaterials.end())
{
return i->second;
}
else
{
// Create it
Ogre::MaterialPtr templ = GetTemplateMaterial(permutation & mMatMask);
Ogre::GpuProgramPtr vs = GetVertexShader(permutation & mVsMask);
Ogre::GpuProgramPtr fs = GetFragmentShader(permutation & mFsMask);
// Create material name
string name = mMaterialBaseName + Ogre::StringConverter::toString(permutation);
// Create material from template, and set shaders
Ogre::MaterialPtr mat = templ->clone(name);
Ogre::Technique* tech = mat->getTechnique(0);
Ogre::Pass* pass = tech->getPass(0);
pass->setFragmentProgram(fs->getName());
pass->setVertexProgram(vs->getName());
// And store it
mMaterials[permutation] = mat;
return mMaterials[permutation];
}
}
void MainWindow::applyMaterial()
{
ui->logPanel->clear();
Ogre::GpuProgramPtr vProgram;
Ogre::GpuProgramPtr fProgram;
if (!ui->VP->getShaderName().isEmpty()) {
vProgram =
Ogre::GpuProgramManager::getSingleton().getByName(ui->VP->getShaderName().toStdString());
Ogre::LogManager::getSingleton().logMessage(vProgram->getName());
vProgram->setSource(ui->VP->text().toStdString());
vProgram->reload();
}
if (!ui->FP->getShaderName().isEmpty()) {
fProgram =
Ogre::GpuProgramManager::getSingleton().getByName(ui->FP->getShaderName().toStdString());
fProgram->setSource(ui->FP->text().toStdString());
fProgram->reload();
}
QString mat = this->removeWhiteSpaceCharacters();
if (mat.isEmpty()) {
return ;
}
ui->OgreWidget->setMaterial(mat.toStdString(), currMatName.toStdString());
}
bool
Terrain::_checkFogProgramName(const Ogre::GpuProgramPtr& program, Ogre::FogMode oldFogMode, Ogre::FogMode newFogMode,Ogre::String& newProgramName) const
{
const Ogre::String& programName = program->getName();
TerrainData::FogReplacements::const_iterator itfr, itfrend;
itfrend = mData->mSupportedFogReplacements.end();
for (itfr = mData->mSupportedFogReplacements.begin(); itfr != itfrend; ++itfr)
{
if (programName == itfr->programNames[oldFogMode])
{
newProgramName = itfr->programNames[newFogMode];
return true;
}
}
return false;
}
