From feb3568f216de15d979ed2c28a3a842870da6995 Mon Sep 17 00:00:00 2001
From: Chris Young <chris@unsatisfactorysoftware.co.uk>
Date: Sun, 17 May 2009 09:42:13 +0000
Subject: Fix alpha testing, set correctly for ILBMs

svn path=/trunk/netsurf/; revision=7519
---
 amiga/bitmap.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/amiga/bitmap.c b/amiga/bitmap.c
index 4cbfe90ac..83412087e 100644
--- a/amiga/bitmap.c
+++ b/amiga/bitmap.c
@@ -202,7 +202,7 @@ bool bitmap_test_opaque(void *bitmap)
 
 	for(a=0;a<p;a+=4)
 	{
-		if ((*bmi & 0xff000000U) != 0xff000000U) return false;
+		if ((*bmi & 0x00000000ffU) != 0x000000ffU) return false;
 		bmi++;
 	}
 	return true;
@@ -282,7 +282,7 @@ Object *ami_datatype_object_from_bitmap(struct bitmap *bitmap)
 			bmhd->bmh_Width = (UWORD)bitmap_get_width(bitmap);
 			bmhd->bmh_Height = (UWORD)bitmap_get_height(bitmap);
 			bmhd->bmh_Depth = (UBYTE)bitmap_get_bpp(bitmap) * 8;
-			bmhd->bmh_Masking = mskHasAlpha;
+			if(!bitmap_get_opaque(bitmap)) bmhd->bmh_Masking = mskHasAlpha;
 		}
 
 		SetDTAttrs(dto,NULL,NULL,
-- 
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