[PATCH]gdk_pixbuf_composite in GDK_INTERP_NEAREST mode
- From: OKADA Mitsuru <m-okada fjb co jp>
- To: gtk-devel-list gnome org
- Subject: [PATCH]gdk_pixbuf_composite in GDK_INTERP_NEAREST mode
- Date: Fri, 08 Dec 2000 16:03:19 +0900
Hello,
In GDK_INTERP_NEAREST mode, gdk_pixbuf_composte function
does't work correctly. In pixops_composite_nearest function,
during processing toward x axis, 'src' pointer is fixed.
So It use 'p' pointer, alternately.
GTK 2.0's gdk-pixbuf has this problem, too.
thanks in advance,
---
OKADA Mitsuru
Index: pixops.c
===================================================================
RCS file: /cvs/gnome/gdk-pixbuf/gdk-pixbuf/pixops/pixops.c,v
retrieving revision 1.14
diff -u -r1.14 pixops.c
--- pixops.c 2000/09/10 02:32:18 1.14
+++ pixops.c 2000/12/08 04:57:07
@@ -183,9 +183,9 @@
if (w != 0)
{
- dest[0] = (w0 * src[0] + w1 * dest[0]) / w;
- dest[1] = (w0 * src[1] + w1 * dest[1]) / w;
- dest[2] = (w0 * src[2] + w1 * dest[2]) / w;
+ dest[0] = (w0 * p[0] + w1 * dest[0]) / w;
+ dest[1] = (w0 * p[1] + w1 * dest[1]) / w;
+ dest[2] = (w0 * p[2] + w1 * dest[2]) / w;
dest[3] = w / 0xff;
}
else
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