Method PopulateParameters

trinity/Shader/Tr2Effect.cpp:941–1068

--------------------------------------------------------------- PopulateParameters Populates the list of parameters on the mesh using the effect file Visibility annotations default to false, so you need to specifically expose stuff. ---------------------------------------------------------------

// expose stuff.
// ---------------------------------------------------------------
bool Tr2Effect::PopulateParameters()
{
	CCP_STATS_ZONE( __FUNCTION__ );

	if( !m_shader )
	{
		CCP_LOGERR( "Tr2Effect::PopulateParameters: no effect resource loaded." );
		return false;
	}

	auto paramAdder = [&]( ITriEffectParameter* p ) {
		m_parameters.Insert( -1, p );
	};

	auto resourceAdder = [&]( ITriEffectResourceParameter* p ) {
		m_resources.Insert( -1, p );
	};

	auto hasParameter = [&]( const char* name ) -> bool {
		if( GetParameterByName( name ) )
		{
			return true;
		}
		for( auto it = m_constParameters.begin(); it != m_constParameters.end(); ++it )
		{
			if( strcmp( it->name.c_str(), name ) == 0 )
			{
				return true;
			}
		}
		return false;
	};

	auto& desc = m_shader->GetEffectDescription();
	for( auto technique = desc.techniques.begin(); technique != desc.techniques.end(); ++technique )
	{
		for( auto pass = technique->passes.begin(); pass != technique->passes.end(); ++pass )
		{
			for( unsigned i = 0; i != Tr2RenderContextEnum::SHADER_TYPE_COUNT; ++i )
			{
				const auto& input = pass->stageInputs[i];

				for( auto constant = input.constants.cbegin(); constant != input.constants.cend(); ++constant )
				{
					if( !GetBool( m_shader, constant->name.c_str(), "SasUiVisible" ) )
					{
						continue;
					}

					if( hasParameter( constant->name.c_str() ) )
					{
						continue;
					}

					if( constant->type == Tr2EffectConstant::UINT )
					{
						if( auto annotations = m_shader->GetParameterAnnotations( constant->name.c_str() ) )
						{