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authorAapo Tahkola <[email protected]>2005-05-14 17:41:57 +0000
committerAapo Tahkola <[email protected]>2005-05-14 17:41:57 +0000
commitaca2e0da3cd1e394673913b2a02ab85396a368a2 (patch)
tree916b6bbc83bfe361649adbdc37223079aee778b1 /src/mesa/drivers
parentd5084d42d4b91b5f5c368673d95f729b5cbb590f (diff)
Make gleans polyoffset test happy.
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r--src/mesa/drivers/dri/r300/r300_state.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c
index 16077560965..b1c1bdef237 100644
--- a/src/mesa/drivers/dri/r300/r300_state.c
+++ b/src/mesa/drivers/dri/r300/r300_state.c
@@ -975,9 +975,18 @@ static void r300DepthRange(GLcontext * ctx, GLclampd nearval, GLclampd farval)
static void r300PolygonOffset(GLcontext * ctx, GLfloat factor, GLfloat units)
{
r300ContextPtr rmesa = R300_CONTEXT(ctx);
- GLfloat constant = units * /*rmesa->state.depth.scale*/4;
+ GLfloat constant = units;
+
+ switch (ctx->Visual.depthBits) {
+ case 16:
+ constant *= 4.0;
+ break;
+ case 24:
+ constant *= 2.0;
+ break;
+ }
- factor *= 12;
+ factor *= 12.0;
/* fprintf(stderr, "%s f:%f u:%f\n", __FUNCTION__, factor, constant); */