frag_shader += "\n";
frag_shader += string("#define FUNCNAME ") + effect_id + "\n";
frag_shader += replace_prefix(node->effect->output_fragment_shader(), effect_id);
- frag_shader += "#undef PREFIX\n";
frag_shader += "#undef FUNCNAME\n";
if (node->incoming_links.size() == 1) {
frag_shader += "#undef INPUT\n";