Method setBuffers

Engine/source/materials/processedShaderMaterial.cpp:1361–1403

}

void ProcessedShaderMaterial::setBuffers( GFXVertexBufferHandleBase *vertBuffer, GFXPrimitiveBufferHandle *primBuffer )
{
   PROFILE_SCOPE(ProcessedShaderMaterial_setBuffers);

   // If we're not instanced then just call the parent.
   if ( !mInstancingState )
   {
      Parent::setBuffers( vertBuffer, primBuffer );
      return;
   }

   PROFILE_SCOPE(ProcessedShaderMaterial_setBuffers_instancing);

   const S32 instCount = mInstancingState->getCount();
   AssertFatal( instCount > 0,
      "ProcessedShaderMaterial::setBuffers - No instances rendered!" );

   // Nothing special here.
   GFX->setPrimitiveBuffer( *primBuffer );

   // Set the first stream the the normal VB and set the
   // correct frequency for the number of instances to render.
   GFX->setVertexBuffer( *vertBuffer, 0, instCount );

   // Get a volatile VB and fill it with the vertex data.
   const GFXVertexFormat *instFormat = mInstancingState->getFormat();
   GFXVertexBufferDataHandle instVB;
   instVB.set( GFX, instFormat->getSizeInBytes(), instFormat, instCount, GFXBufferTypeVolatile );
   U8 *dest = instVB.lock();
   if(!dest) return;
   dMemcpy( dest, mInstancingState->getBuffer(), instFormat->getSizeInBytes() * instCount );
   instVB.unlock();

   // Set the instance vb for streaming.
   GFX->setVertexBuffer( instVB, 1, 1 );

   // Finally set the vertex format which defines
   // both of the streams.
   GFX->setVertexFormat( mInstancingState->getDeclFormat() );

   // Done... reset the count.
   mInstancingState->resetStep();
}

bool ProcessedShaderMaterial::stepInstance()
{