Use UBOs instead of glUniform. Work in progress; no clear wins seen yet.

[movit] / effect_util.h

diff --git a/effect_util.h b/effect_util.h
index a1588efd71da6203a3cb137e1e1c9c38b62409b6..e472d236ad5fd63a317352ee3e9290181b17284e 100644 (file)
--- a/effect_util.h
+++ b/effect_util.h
@@ -20,7 +20,10 @@ class EffectChain;
 class Node;
 
 // Convenience functions that deal with prepending the prefix.
+// Note that using EffectChain::register_uniform_*() is more efficient
+// than calling these from set_gl_state().
 GLint get_uniform_location(GLuint glsl_program_num, const std::string &prefix, const std::string &key);
+void get_uniform_offset_and_size(GLuint glsl_program_num, const std::string &prefix, const std::string &key, GLint *offset, GLint *size);
 void set_uniform_int(GLuint glsl_program_num, const std::string &prefix, const std::string &key, int value);
 void set_uniform_float(GLuint glsl_program_num, const std::string &prefix, const std::string &key, float value);
 void set_uniform_vec2(GLuint glsl_program_num, const std::string &prefix, const std::string &key, const float *values);