summaryrefslogtreecommitdiff
path: root/src/mesa/vbo
diff options
context:
space:
mode:
authorKeith Whitwell <keith@tungstengraphics.com>2008-03-10 19:44:54 +0000
committerKeith Whitwell <keith@tungstengraphics.com>2008-03-10 23:31:50 +0000
commitd08cd68d3f5456b69ad504ede2b090c0bb6474db (patch)
treead7ba188a0d912d222519de6bda4242139f8a36f /src/mesa/vbo
parent7375369fb32e203023fbacf948169aad3f4c3a1d (diff)
mesa: fast-track glColor and similar calls when not immediate mode rendering
Often these are mixed in with draw arrays calls, etc. Try not to get the whole immediate rendering state machine going when we receive one of these on their own.
Diffstat (limited to 'src/mesa/vbo')
-rw-r--r--src/mesa/vbo/vbo_exec_api.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/src/mesa/vbo/vbo_exec_api.c b/src/mesa/vbo/vbo_exec_api.c
index b7f4d8a307..35dc0e768f 100644
--- a/src/mesa/vbo/vbo_exec_api.c
+++ b/src/mesa/vbo/vbo_exec_api.c
@@ -309,16 +309,23 @@ static void vbo_exec_fixup_vertex( GLcontext *ctx,
GLuint attr, GLuint sz )
{
struct vbo_exec_context *exec = &vbo_context(ctx)->exec;
+ static const GLfloat id[4] = { 0, 0, 0, 1 };
int i;
- if (sz > exec->vtx.attrsz[attr]) {
+ if (exec->vtx.prim_count == 0) {
+ GLfloat *current = (GLfloat *)vbo_context(ctx)->currval[attr].Ptr;
+ exec->vtx.attrptr[attr] = current;
+ memcpy(current, id, sizeof(id));
+ ctx->Driver.NeedFlush |= FLUSH_UPDATE_CURRENT;
+ return;
+ }
+ else if (sz > exec->vtx.attrsz[attr]) {
/* New size is larger. Need to flush existing vertices and get
* an enlarged vertex format.
*/
vbo_exec_wrap_upgrade_vertex( exec, attr, sz );
}
else if (sz < exec->vtx.active_sz[attr]) {
- static const GLfloat id[4] = { 0, 0, 0, 1 };
/* New size is smaller - just need to fill in some
* zeros. Don't need to flush or wrap.