Add a new alpha handling method, INPUT_PREMULTIPLIED_ALPHA_KEEP_BLANK.

[movit] / lift_gamma_gain_effect.h

diff --git a/lift_gamma_gain_effect.h b/lift_gamma_gain_effect.h
index 36f6a77370461c2c66b8d6b5e60b11e298c21df4..6835620e11b432a73daf0df7d1331d9303e5a9fa 100644 (file)
--- a/lift_gamma_gain_effect.h
+++ b/lift_gamma_gain_effect.h
@@ -26,6 +26,7 @@ class LiftGammaGainEffect : public Effect {
 public:
        LiftGammaGainEffect();
        virtual std::string effect_type_id() const { return "LiftGammaGainEffect"; }
+       virtual AlphaHandling alpha_handling() const { return INPUT_PREMULTIPLIED_ALPHA_KEEP_BLANK; }
        std::string output_fragment_shader();
 
        void set_gl_state(GLuint glsl_program_num, const std::string &prefix, unsigned *sampler_num);