fixed incorrect checking of the existence of GLX_EXT_swap_control and friends

[demo_prior] / src / post.h

diff --git a/src/post.h b/src/post.h
index c942630..f228ded 100644 (file)
--- a/src/post.h
+++ b/src/post.h
@@ -3,8 +3,9 @@
 
 #include "texture.h"
 
-extern struct texture fbtex[2];
-extern int fbtex_cur;
+extern struct texture post_fbtex[2];
+extern int post_fbtex_cur;
+extern unsigned int post_fbo[2];
 
 int post_init(void);
 void post_cleanup(void);
@@ -13,4 +14,7 @@ void post_reshape(int x, int y);
 void overlay(unsigned int tex, float aspect, float alpha);
 void overlay_tex(struct texture *tex, float alpha);
 
+/* blends a vignette overlay onto the framebuffer */
+void vignette(float r, float g, float b, float offs, float sharp);
+
 #endif /* POST_H_ */