class SandboxEffect : public Effect {
public:
SandboxEffect();
- virtual std::string effect_type_id() const { return "SandboxEffect"; }
- std::string output_fragment_shader();
+ std::string effect_type_id() const override { return "SandboxEffect"; }
+ std::string output_fragment_shader() override;
- void set_gl_state(GLuint glsl_program_num, const std::string &prefix, unsigned *sampler_num);
+ void set_gl_state(GLuint glsl_program_num, const std::string &prefix, unsigned *sampler_num) override;
private:
float parm;