--- rxvt-unicode/src/rxvtimg.h	2012/06/16 15:55:19	1.41
+++ rxvt-unicode/src/rxvtimg.h	2012/11/13 08:45:35	1.47
@@ -1,5 +1,5 @@
 /*----------------------------------------------------------------------*
- * File:	rxvtimg.C
+ * File:	rxvtimg.h
  *----------------------------------------------------------------------*
  *
  * All portions of code are copyright by their respective author/s.
@@ -89,10 +89,12 @@
 
   void unshare (); // prepare for write
   void fill (const rgba &c);
+  void fill (const rgba &c, int x, int y, int w, int h);
   void add_alpha ();
   //void linear_gradient  (const XLinearGradient  *gradient, const XFixed *stops, const XRenderColor *colors, int nstops);
   //void radial_gradient  (const XRadialGradient  *gradient, const XFixed *stops, const XRenderColor *colors, int nstops);
   //void conical_gradient (const XConicalGradient *gradient, const XFixed *stops, const XRenderColor *colors, int nstops);
+
   void brightness (int32_t r, int32_t g, int32_t b, int32_t a);
   void contrast (int32_t r, int32_t g, int32_t b, int32_t a);
 
@@ -127,9 +129,11 @@
   rxvt_img *scale (int new_width, int new_height);
   rxvt_img *rotate (int cx, int cy, nv phi);
   rxvt_img *convert_format (XRenderPictFormat *format, const rgba &bg);
-  rxvt_img *blend (rxvt_img *img, nv factor = 1.);
+  rxvt_img *tint (const rgba &c);
+  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 :/
 
-  // egregiuous helper category
+  // egregious helper category
   rxvt_img *replace (rxvt_img *&p)
   {
     delete p;
@@ -137,9 +141,9 @@
     return this;
   }
 
-private:
-
+  /* these are considered private */
   void destroy ();
+  rxvt_img *new_empty ();
   Picture picture ();
   rxvt_img *transform (const nv *matrix);
 };