fixed bad zoomed.zStep assignment (bug 687811)

diff --git a/src/mesa/swrast/s_zoom.c b/src/mesa/swrast/s_zoom.c
index dbf2aefd316ac76a213e08bce69123f076925672..a9c5eb8227543d102d29da73dd35a326f2ab23e9 100644 (file)
--- a/src/mesa/swrast/s_zoom.c
+++ b/src/mesa/swrast/s_zoom.c
@@ -1,10 +1,10 @@
-/* $Id: s_zoom.c,v 1.19 2002/12/05 04:48:53 brianp Exp $ */
+/* $Id: s_zoom.c,v 1.20 2003/02/17 15:41:05 brianp Exp $ */
 
 /*
  * Mesa 3-D graphics library
  * Version:  5.1
  *
- * Copyright (C) 1999-2002  Brian Paul   All Rights Reserved.
+ * Copyright (C) 1999-2003  Brian Paul   All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -62,7 +62,7 @@ zoom_span( GLcontext *ctx, const struct sw_span *span,
    zoomed.array = &zoomed_arrays;
 
    zoomed.z = span->z;
-   zoomed.zStep = span->z;
+   zoomed.zStep = span->zStep;  /* span->zStep == 0 */
    zoomed.fog = span->fog;
    zoomed.fogStep = span->fogStep;
    if (format == GL_RGBA || format == GL_RGB) {