From 53a64266c8963f46be68f54fcd1fb89432a02826 Mon Sep 17 00:00:00 2001
From: Joost Peters
Date: Sun, 10 Apr 2005 14:30:24 +0000
Subject: Apply "correct handling of transp in drawSprite()" patch by wjp.
 (Colour 0 should only be skipped when transp is set) Fixes wrong colour in
 intro and clearing of buffer after fades.

svn-id: r17511
---
 gob/driver_vga.cpp | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'gob')

diff --git a/gob/driver_vga.cpp b/gob/driver_vga.cpp
index ab870926fb..12add0bf9f 100644
--- a/gob/driver_vga.cpp
+++ b/gob/driver_vga.cpp
@@ -37,8 +37,13 @@ void VGAVideoDriver::drawSprite(SurfaceDesc *source, SurfaceDesc *dest, int16 le
 		byte *srcPos = source->vidPtr + (top * source->width) + left;
 		byte *destPos = dest->vidPtr + (y * dest->width) + x;
 		while (height--) {
-			for (int16 i = 0; i < width; ++i) {
-				if (srcPos[i])
+			if (transp) {
+				for (int16 i = 0; i < width; ++i) {
+					if (srcPos[i])
+						destPos[i] = srcPos[i];
+				}
+			} else {
+				for (int16 i = 0; i < width; ++i)
 					destPos[i] = srcPos[i];
 			}
 
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