Optimize VAO/VBO usage for minimal state changes.

[movit] / gamma_compression_effect.h

diff --git a/gamma_compression_effect.h b/gamma_compression_effect.h
index 342e02630b480e7a36358e0411f2f041d28c549d..08fa1940adfdf58e6b37dcd35780361fd299a904 100644 (file)
--- a/gamma_compression_effect.h
+++ b/gamma_compression_effect.h
@@ -9,11 +9,14 @@
 // Note that Movit's internal formats generally do not have enough accuracy
 // for 12-bit input or output.
 
+#include <epoxy/gl.h>
 #include <string>
 
 #include "effect.h"
 #include "image_format.h"
 
+namespace movit {
+
 class GammaCompressionEffect : public Effect {
 private:
        // Should not be instantiated by end users.
@@ -26,6 +29,7 @@ public:
        virtual void set_gl_state(GLuint glsl_program_num, const std::string &prefix, unsigned *sampler_num);
 
        virtual bool needs_srgb_primaries() const { return false; }
+       virtual bool one_to_one_sampling() const { return true; }
 
        // Actually needs postmultiplied input as well as outputting it.
        // EffectChain will take care of that.
@@ -33,6 +37,9 @@ public:
 
 private:
        GammaCurve destination_curve;
+       float uniform_linear_scale, uniform_c0, uniform_c1, uniform_c2, uniform_c3, uniform_c4, uniform_beta;
 };
 
+}  // namespace movit
+
 #endif // !defined(_MOVIT_GAMMA_COMPRESSION_EFFECT_H)