class AlphaDivisionEffect : public Effect {
public:
AlphaDivisionEffect() {}
virtual std::string effect_type_id() const { return "AlphaDivisionEffect"; }
std::string output_fragment_shader();
class AlphaDivisionEffect : public Effect {
public:
AlphaDivisionEffect() {}
virtual std::string effect_type_id() const { return "AlphaDivisionEffect"; }
std::string output_fragment_shader();