X-Git-Url: https://git.sesse.net/?p=movit;a=blobdiff_plain;f=multiply_effect.h;h=40a7a72791b8a332e3eda52d00b85ba5c86e6d1e;hp=50612fc941f1a5bf50894d39437bd872225034ad;hb=8ee9712bae3cff206b3e3205748633edb33cbbcf;hpb=cfc161e0289c2169d4835c48751ff56b97355eb2

diff --git a/multiply_effect.h b/multiply_effect.h
index 50612fc..40a7a72 100644
--- a/multiply_effect.h
+++ b/multiply_effect.h
@@ -6,7 +6,7 @@
 // sending it through OverlayEffect, e.g. with R=G=B=A=0.3 to get 30% alpha
 // (remember, alpha is premultiplied).
 
-#include <GL/glew.h>
+#include <epoxy/gl.h>
 #include <string>
 
 #include "effect.h"
@@ -16,8 +16,9 @@ namespace movit {
 class MultiplyEffect : public Effect {
 public:
 	MultiplyEffect();
-	virtual std::string effect_type_id() const { return "MultiplyEffect"; }
-	std::string output_fragment_shader();
+	std::string effect_type_id() const override { return "MultiplyEffect"; }
+	std::string output_fragment_shader() override;
+	bool strong_one_to_one_sampling() const override { return true; }
 
 private:
 	RGBATuple factor;