for(list<Stage>::iterator i=module->stages.begin(); i!=module->stages.end(); ++i)
{
glsl += format("#pragma MSP stage(%s)\n", Stage::get_stage_name(i->type));
for(list<Stage>::iterator i=module->stages.begin(); i!=module->stages.end(); ++i)
{
glsl += format("#pragma MSP stage(%s)\n", Stage::get_stage_name(i->type));