Add a new alpha handling method, INPUT_PREMULTIPLIED_ALPHA_KEEP_BLANK.

[movit] / glow_effect.h

diff --git a/glow_effect.h b/glow_effect.h
index 8b21e521a9449979aae90ad7df14ef903f8c6b34..abadb84a4cb332a10d45216d73a2fe6bfa2edc6c 100644 (file)
--- a/glow_effect.h
+++ b/glow_effect.h
@@ -42,6 +42,8 @@ public:
        HighlightCutoffEffect();
        virtual std::string effect_type_id() const { return "HighlightCutoffEffect"; }
        std::string output_fragment_shader();
+       
+       virtual AlphaHandling alpha_handling() const { return INPUT_PREMULTIPLIED_ALPHA_KEEP_BLANK; }
 
 private:
        float cutoff;