Module: Mesa
Branch: master
Commit: 6c33e820d5fe740ac4735d8bab864177dd1b2f14
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=6c33e820d5fe740ac4735d8bab864177dd1b2f14
Author: Brian Paul <bri...@vmware.com>
Date: Fri Dec 3 17:07:16 2010 -0700
st/mesa: new comment about updating state vars
---
src/mesa/state_tracker/st_atom_constbuf.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/src/mesa/state_tracker/st_atom_constbuf.c
b/src/mesa/state_tracker/st_atom_constbuf.c
index 8d1dc79..f1d08a3 100644
--- a/src/mesa/state_tracker/st_atom_constbuf.c
+++ b/src/mesa/state_tracker/st_atom_constbuf.c
@@ -66,6 +66,11 @@ void st_upload_constants( struct st_context *st,
if (params && params->NumParameters) {
const uint paramBytes = params->NumParameters * sizeof(GLfloat) * 4;
+ /* Update the constants which come from fixed-function state, such as
+ * transformation matrices, fog factors, etc. The rest of the values in
+ * the parameters list are explicitly set by the user with glUniform,
+ * glProgramParameter(), etc.
+ */
_mesa_load_state_parameters(st->ctx, params);
/* We always need to get a new buffer, to keep the drivers simple and
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