quick backup of changes:

[demo] / src / opengl / shader-gl.h

diff --git a/src/opengl/shader-gl.h b/src/opengl/shader-gl.h
index a147c5d..ea3b1c1 100644 (file)
--- a/src/opengl/shader-gl.h
+++ b/src/opengl/shader-gl.h
@@ -29,6 +29,7 @@ public:
        void delete_shaders();
        virtual bool link();
        virtual bool load(const char *vfname, const char *ffname);
+       virtual void use();
 };
 
 #endif // SHADER_GL_H_
\ No newline at end of file