Make effect_id phase-local instead of global.

[movit] / vignette_effect.h

diff --git a/vignette_effect.h b/vignette_effect.h
index 6caff3616cdaff6d732e34107edc04f0e700d94f..febdc447510f28ba6b1befb715882eacbb69fc1a 100644 (file)
--- a/vignette_effect.h
+++ b/vignette_effect.h
@@ -1,18 +1,28 @@
-#ifndef _VIGNETTE_EFFECT_H
-#define _VIGNETTE_EFFECT_H 1
+#ifndef _MOVIT_VIGNETTE_EFFECT_H
+#define _MOVIT_VIGNETTE_EFFECT_H 1
+
+// 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 <string>
 
 #include "effect.h"
 
 class VignetteEffect : public Effect {
 public:
        VignetteEffect();
-       std::string output_glsl();
+       virtual std::string effect_type_id() const { return "VignetteEffect"; }
+       std::string output_fragment_shader();
+
+       virtual bool needs_srgb_primaries() const { return false; }
+       virtual AlphaHandling alpha_handling() const { return DONT_CARE_ALPHA_TYPE; }
 
-       void set_uniforms(GLhandleARB glsl_program_num, const std::string &prefix);
+       void set_gl_state(GLuint glsl_program_num, const std::string &prefix, unsigned *sampler_num);
 
 private:
        Point2D center;
        float radius, inner_radius;
 };
 
-#endif // !defined(_VIGNETTE_EFFECT_H)
+#endif // !defined(_MOVIT_VIGNETTE_EFFECT_H)