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authorKeith Whitwell <keith@tungstengraphics.com>2001-04-29 08:44:30 +0000
committerKeith Whitwell <keith@tungstengraphics.com>2001-04-29 08:44:30 +0000
commitd92f615fe55a26776ded6b9b97e0d01862467cc9 (patch)
tree985979fe38046f659c74958fef0b9d14d4160110 /src/mesa/drivers/common
parent1018a16f392a642da227f2875ab576b78762fc5d (diff)
More HW_DIVIDE checks.
Diffstat (limited to 'src/mesa/drivers/common')
-rw-r--r--src/mesa/drivers/common/t_dd_vb.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/src/mesa/drivers/common/t_dd_vb.c b/src/mesa/drivers/common/t_dd_vb.c
index 6682118430..deada17d99 100644
--- a/src/mesa/drivers/common/t_dd_vb.c
+++ b/src/mesa/drivers/common/t_dd_vb.c
@@ -1,4 +1,4 @@
-/* $Id: t_dd_vb.c,v 1.10 2001/04/29 08:41:09 keithw Exp $ */
+/* $Id: t_dd_vb.c,v 1.11 2001/04/29 08:44:30 keithw Exp $ */
/*
* Mesa 3-D graphics library
@@ -103,10 +103,9 @@ void TAG(translate_vertex)(GLcontext *ctx,
dst->color[3] = src->tv.color.alpha;
}
else {
- GLfloat oow = (HAVE_HW_DIVIDE) ? 1.0 / src->v.w : src->v.w;
-
if (HAVE_HW_VIEWPORT) {
- if (HAVE_HW_DIVIDE) {
+ if (HAVE_HW_DIVIDE && CHECK_HW_DIVIDE) {
+ GLfloat oow = 1.0 / src->v.w;
dst->win[0] = s[0] * src->v.x * oow + s[12];
dst->win[1] = s[5] * src->v.y * oow + s[13];
dst->win[2] = s[10] * src->v.z * oow + s[14];
@@ -115,13 +114,14 @@ void TAG(translate_vertex)(GLcontext *ctx,
dst->win[0] = s[0] * src->v.x + s[12];
dst->win[1] = s[5] * src->v.y + s[13];
dst->win[2] = s[10] * src->v.z + s[14];
- dst->win[3] = oow;
+ dst->win[3] = src->v.w;
}
} else {
+ oow = src->v.w;
dst->win[0] = UNVIEWPORT_X( src->v.x );
dst->win[1] = UNVIEWPORT_Y( src->v.y );
dst->win[2] = UNVIEWPORT_Z( src->v.z );
- dst->win[3] = oow;
+ dst->win[3] = src->v.w;
}
dst->color[0] = src->v.color.red;