[ViewVC] Diff of: cvs/rxvt-unicode/src/rxvttoolkit.C

Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.57 by root, Mon Feb 20 22:42:01 2006 UTC vs.
Revision 1.58 by root, Wed Jul 5 19:22:15 2006 UTC

 template class refcache<rxvt_display>;
 refcache<rxvt_display> displays;
 /////////////////////////////////////////////////////////////////////////////
+//
+static unsigned int
+insert_component (unsigned int value, unsigned int mask, unsigned int shift)
+{
+  return (value * (mask + 1) >> 16) << shift;
+}
 bool
 rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
 {
 #if XFT
       c.color.red   = color.r;
       c.color.green = color.g;
       c.color.blue  = color.b;
       c.color.alpha = color.a;
-      c.pixel = ((color.r * format->direct.redMask   / rgba::MAX_CC) << format->direct.red  )
+      c.pixel = insert_component (color.r, format->direct.redMask  , format->direct.red  )
-              | ((color.g * format->direct.greenMask / rgba::MAX_CC) << format->direct.green)
+              | insert_component (color.g, format->direct.greenMask, format->direct.green)
-              | ((color.b * format->direct.blueMask  / rgba::MAX_CC) << format->direct.blue )
+              | insert_component (color.b, format->direct.blueMask , format->direct.blue )
-              | ((color.a * format->direct.alphaMask / rgba::MAX_CC) << format->direct.alpha);
+              | insert_component (color.a, format->direct.alphaMask, format->direct.alpha);
       return true;
     }
   else
     {

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