From f72d3a88ef9f90c337222c22138d4af268ad4680 Mon Sep 17 00:00:00 2001
From: Richard Purdie <richard@openedhand.com>
Date: Wed, 22 Mar 2006 15:12:34 +0000
Subject: Add 16bpp fix for libmatchbox for qemu

git-svn-id: https://svn.o-hand.com/repos/poky/trunk@325 311d38ba-8fff-0310-9ca6-ca027cbcb966
---
 .../packages/libmatchbox/files/16bppfixes.patch    | 36 ++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 openembedded/packages/libmatchbox/files/16bppfixes.patch

(limited to 'openembedded/packages/libmatchbox/files/16bppfixes.patch')

diff --git a/openembedded/packages/libmatchbox/files/16bppfixes.patch b/openembedded/packages/libmatchbox/files/16bppfixes.patch
new file mode 100644
index 000000000..09a034780
--- /dev/null
+++ b/openembedded/packages/libmatchbox/files/16bppfixes.patch
@@ -0,0 +1,36 @@
+Index: libmb/mbpixbuf.c
+===================================================================
+--- libmatchbox/libmb.orig/mbpixbuf.c	2006-02-01 12:45:55.000000000 +0000
++++ libmatchbox/libmb/mbpixbuf.c	2006-03-11 15:20:47.000000000 +0000
+@@ -716,7 +716,13 @@
+ 	case 15:
+ 	  return ((r & 0xf8) << 7) | ((g & 0xf8) << 2) | ((b & 0xf8) >> 3);
+ 	case 16:
+-	  return ((r & 0xf8) << 8) | ((g & 0xfc) << 3) | ((b & 0xf8) >> 3);
++	  switch (pb->byte_order)
++	    {
++	    case BYTE_ORD_24_RGB:
++	      return ((r & 0xf8) << 8) | ((g & 0xfc) << 3) | ((b & 0xf8) >> 3);
++	    case BYTE_ORD_24_BGR:
++	      return ((b & 0xf8) << 8) | ((g & 0xfc) << 3) | ((r & 0xf8) >> 3);
++	    }
+ 	case 24:
+ 	case 32:
+ 	  switch (pb->byte_order)
+@@ -1880,12 +1886,11 @@
+ 	  for(y=0; y<img->height; y++)
+ 	    for(x=0; x<img->width; x++)
+ 	      {
+-		/* Below is potentially dangerous.  
+-		 */
+-		pixel =  ( *p | (*(p+1) << 8)); 
++		internal_16bpp_pixel_to_rgb(p, r, g, b);
++		internal_16bpp_pixel_next(p);
++		a = ((img->has_alpha) ?  *p++ : 0xff);
+ 
+-		p +=  ((img->has_alpha) ?  3 : 2);
+-		
++		pixel = mb_pixbuf_get_pixel(pb, r, g, b, a);
+ 		XPutPixel(img->ximg, x, y, pixel);
+ 	      }
+ 	}
-- 
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