comment fix

[inkscape.git] / src / display / pixblock-scaler.h

diff --git a/src/display/pixblock-scaler.h b/src/display/pixblock-scaler.h
index 1e30d0a34a7fe9907c66801ed7b6e4e7328bb660..907429257bf2f1e8dc45f04c21e1f676305589ab 100644 (file)
--- a/src/display/pixblock-scaler.h
+++ b/src/display/pixblock-scaler.h
@@ -1,10 +1,27 @@
 #ifndef __NR_PIXBLOCK_SCALER_H__
 #define __NR_PIXBLOCK_SCALER_H__
 
+/*
+ * Functions for blitting pixblocks using scaling
+ *
+ * Author:
+ *   Niko Kiirala <niko@kiirala.com>
+ *
+ * Copyright (C) 2006 Niko Kiirala
+ *
+ * Released under GNU GPL, read the file 'COPYING' for more information
+ */
+
 #include "libnr/nr-pixblock.h"
 
 namespace NR {
 
+/** Blits the second pixblock to the first.
+ * Image in source pixblock is scaled to the size of destination pixblock
+ * using bicubic interpolation.
+ * Source pixblock is not modified in process.
+ * Only works for 32-bpp images.
+ */
 void scale_bicubic(NRPixBlock *to, NRPixBlock *from);
 
 } /* namespace NR */