Method init

Engine/source/materials/processedCustomMaterial.cpp:203–262

}

bool ProcessedCustomMaterial::init( const FeatureSet &features, 
                                    const GFXVertexFormat *vertexFormat,
                                    const MatFeaturesDelegate &featuresDelegate )
{
   // If we don't have a shader data... we have nothing to do.
   if ( !mCustomMaterial->mShaderData )
      return true;

   // Custom materials only do one pass at the moment... so
   // add one for the stage data to fill in.
   ShaderRenderPassData *rpd = new ShaderRenderPassData();
   mPasses.push_back( rpd );

   _setStageData();
   _initPassStateBlocks();   
   mStateHint.clear();

   // Note: We don't use the vertex format in a custom 
   // material at all right now.
   //
   // Maybe we can add some required semantics and
   // validate that the format fits the shader?

   // Build a composite list of shader macros from
   // the conditioner and the user defined lists.
   Vector<GFXShaderMacro> macros;
   macros.merge( mConditionerMacros );
   macros.merge( mUserMacros );

   // Ask the shader data to give us a shader instance.
   rpd->shader = mCustomMaterial->mShaderData->getShader( macros );      
   if ( !rpd->shader )
   {
      delete rpd;
      mPasses.clear();
      return false;
   }

   rpd->shaderHandles.init( rpd->shader, mCustomMaterial );
   _initMaterialParameters();
   mDefaultParameters = allocMaterialParameters();
   setMaterialParameters( mDefaultParameters, 0 );
   mStateHint.init( this );
   
   for(int i = 0; i < mMaxTex; i++)
   {
      ShaderConstHandles *handles = _getShaderConstHandles( mPasses.size()-1 );
      AssertFatal(handles,"");

      if(rpd->mSamplerNames[i].isEmpty())      
         continue;      

      String samplerName = rpd->mSamplerNames[i].startsWith("$") ? rpd->mSamplerNames[i] : String("$") + rpd->mSamplerNames[i];
      GFXShaderConstHandle *handle = rpd->shader->getShaderConstHandle( samplerName ); 
      AssertFatal(handle,"");
      handles->mTexHandlesSC[i] = handle;
   }