Optimize VAO/VBO usage for minimal state changes.

[movit] / vignette_effect.h

diff --git a/vignette_effect.h b/vignette_effect.h
index febdc447510f28ba6b1befb715882eacbb69fc1a..926a5be0e0e5dd794c72b2ee0c7c507bedbee919 100644 (file)
--- a/vignette_effect.h
+++ b/vignette_effect.h
@@ -4,11 +4,13 @@
 // A circular vignette, falling off as cos² of the distance from the center
 // (the classic formula for approximating a real lens).
 
-#include <GL/glew.h>
+#include <epoxy/gl.h>
 #include <string>
 
 #include "effect.h"
 
+namespace movit {
+
 class VignetteEffect : public Effect {
 public:
        VignetteEffect();
@@ -17,12 +19,18 @@ public:
 
        virtual bool needs_srgb_primaries() const { return false; }
        virtual AlphaHandling alpha_handling() const { return DONT_CARE_ALPHA_TYPE; }
+       virtual bool one_to_one_sampling() const { return true; }
 
+       virtual void inform_input_size(unsigned input_num, unsigned width, unsigned height);
        void set_gl_state(GLuint glsl_program_num, const std::string &prefix, unsigned *sampler_num);
 
 private:
        Point2D center;
+       Point2D uniform_aspect_correction, uniform_flipped_center;
        float radius, inner_radius;
+       float uniform_pihalf_div_radius;
 };
 
+}  // namespace movit
+
 #endif // !defined(_MOVIT_VIGNETTE_EFFECT_H)