summaryrefslogtreecommitdiff
path: root/src/mesa
diff options
context:
space:
mode:
authorBrian Paul <brian.paul@tungstengraphics.com>1999-11-26 16:27:05 +0000
committerBrian Paul <brian.paul@tungstengraphics.com>1999-11-26 16:27:05 +0000
commit7110c37d5e0a37d64c9867af5b1a4c9316a13ed0 (patch)
treeea3d914d6ad4fe286f066c6f2e66a9f80888ad50 /src/mesa
parent88590fb3423943d4b7c27bb5ab0e0d77c93fa7ec (diff)
generate Z values when fog enabled (Andree Borrmann)
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/main/drawpix.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/mesa/main/drawpix.c b/src/mesa/main/drawpix.c
index 60a30c2566..3bd164159d 100644
--- a/src/mesa/main/drawpix.c
+++ b/src/mesa/main/drawpix.c
@@ -1,4 +1,4 @@
-/* $Id: drawpix.c,v 1.9 1999/11/24 18:48:31 brianp Exp $ */
+/* $Id: drawpix.c,v 1.10 1999/11/26 16:27:05 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -417,7 +417,7 @@ draw_index_pixels( GLcontext *ctx, GLint x, GLint y,
drawWidth = (width > MAX_WIDTH) ? MAX_WIDTH : width;
/* Fragment depth values */
- if (ctx->Depth.Test) {
+ if (ctx->Depth.Test || ctx->Fog.Enabled) {
GLdepth zval = (GLdepth) (ctx->Current.RasterPos[2] * DEPTH_SCALE);
GLint i;
for (i = 0; i < drawWidth; i++) {
@@ -623,7 +623,7 @@ draw_rgba_pixels( GLcontext *ctx, GLint x, GLint y,
return;
/* Fragment depth values */
- if (ctx->Depth.Test) {
+ if (ctx->Depth.Test || ctx->Fog.Enabled) {
/* fill in array of z values */
GLdepth z = (GLdepth) (ctx->Current.RasterPos[2] * DEPTH_SCALE);
GLint i;