--- rxvt-unicode/src/rxvtimg.h	2012/11/13 08:45:35	1.47
+++ rxvt-unicode/src/rxvtimg.h	2014/05/22 18:54:33	1.50
@@ -8,7 +8,7 @@
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * the Free Software Foundation; either version 3 of the License, or
  * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful,
@@ -24,10 +24,6 @@
 #ifndef IMG_H
 #define IMG_H
 
-#if HAVE_BG_PIXMAP
-  #define HAVE_IMG 1
-#endif
-
 #if HAVE_IMG
 
 #define float_to_component(d) (int32_t)((d) * 65535.99)
@@ -130,6 +126,7 @@
   rxvt_img *rotate (int cx, int cy, nv phi);
   rxvt_img *convert_format (XRenderPictFormat *format, const rgba &bg);
   rxvt_img *tint (const rgba &c);
+  rxvt_img *shade (nv factor, rgba c = rgba (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC));
   rxvt_img *filter (const char *name, int nparams = 0, nv *params = 0);
   rxvt_img *muladd (nv mul, nv add); // general multiply and add, implemented as the biggest hack ever :/