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authorBrian Paul <[email protected]>2001-12-14 02:50:01 +0000
committerBrian Paul <[email protected]>2001-12-14 02:50:01 +0000
commit86b842790b720cd6b1499ce8edca8a4e9c8dc029 (patch)
treeabb453fefb2beb047768c7077edc449f1d58fcef /src/mesa/tnl/t_vb_fog.c
parent680522f74c8b7bf982eab1bc127269521c48a632 (diff)
vertex program check-in
Diffstat (limited to 'src/mesa/tnl/t_vb_fog.c')
-rw-r--r--src/mesa/tnl/t_vb_fog.c26
1 files changed, 15 insertions, 11 deletions
diff --git a/src/mesa/tnl/t_vb_fog.c b/src/mesa/tnl/t_vb_fog.c
index 6fad9528cda..9e3d440b6a0 100644
--- a/src/mesa/tnl/t_vb_fog.c
+++ b/src/mesa/tnl/t_vb_fog.c
@@ -1,4 +1,4 @@
-/* $Id: t_vb_fog.c,v 1.12 2001/09/14 21:30:31 brianp Exp $ */
+/* $Id: t_vb_fog.c,v 1.13 2001/12/14 02:51:45 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -166,8 +166,7 @@ static GLboolean run_fog_stage( GLcontext *ctx,
input->count = VB->ObjPtr->count;
}
- else
- {
+ else {
input = &store->input;
if (VB->EyePtr->size < 2)
@@ -178,7 +177,8 @@ static GLboolean run_fog_stage( GLcontext *ctx,
input->stride = VB->EyePtr->stride;
input->count = VB->EyePtr->count;
}
- } else {
+ }
+ else {
/* use glFogCoord() coordinates */
/* source = VB->FogCoordPtr */
input = VB->FogCoordPtr;
@@ -190,14 +190,15 @@ static GLboolean run_fog_stage( GLcontext *ctx,
return GL_TRUE;
}
+
static void check_fog_stage( GLcontext *ctx, struct gl_pipeline_stage *stage )
{
- stage->active = ctx->Fog.Enabled;
+ stage->active = ctx->Fog.Enabled && !ctx->VertexProgram.Enabled;
if (ctx->Fog.FogCoordinateSource == GL_FRAGMENT_DEPTH_EXT)
stage->inputs = VERT_EYE;
else
- stage->inputs = VERT_FOG_COORD;
+ stage->inputs = VERT_FOG_BIT;
}
@@ -239,11 +240,14 @@ static void free_fog_data( struct gl_pipeline_stage *stage )
const struct gl_pipeline_stage _tnl_fog_coordinate_stage =
{
- "build fog coordinates",
- _NEW_FOG,
- _NEW_FOG,
- 0, 0, VERT_FOG_COORD, /* active, inputs, outputs */
- 0, 0, /* changed_inputs, private_data */
+ "build fog coordinates", /* name */
+ _NEW_FOG, /* check_state */
+ _NEW_FOG, /* run_state */
+ GL_FALSE, /* active? */
+ 0, /* inputs */
+ VERT_FOG_BIT, /* outputs */
+ 0, /* changed_inputs */
+ NULL, /* private_data */
free_fog_data, /* dtr */
check_fog_stage, /* check */
alloc_fog_data /* run -- initially set to init. */