From 9425a702bef7d3f601e9ddc2b801f00a3d52dbb8 Mon Sep 17 00:00:00 2001
From: Keith Whitwell <keith@tungstengraphics.com>
Date: Mon, 17 Mar 2008 10:10:45 +0000
Subject: gallium: improvements, or extensions at least, to the passthrough
 path

Passthrough is actually more tricky than you'd think...
---
 src/gallium/drivers/softpipe/sp_prim_vbuf.c | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'src/gallium/drivers/softpipe')

diff --git a/src/gallium/drivers/softpipe/sp_prim_vbuf.c b/src/gallium/drivers/softpipe/sp_prim_vbuf.c
index e7d0cb2b87..d940718ed2 100644
--- a/src/gallium/drivers/softpipe/sp_prim_vbuf.c
+++ b/src/gallium/drivers/softpipe/sp_prim_vbuf.c
@@ -101,11 +101,20 @@ sp_vbuf_release_vertices(struct vbuf_render *vbr, void *vertices,
 }
 
 
-static void
+static boolean
 sp_vbuf_set_primitive(struct vbuf_render *vbr, unsigned prim)
 {
    struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
-   cvbr->prim = prim;
+   if (prim == PIPE_PRIM_TRIANGLES ||
+       prim == PIPE_PRIM_LINES ||
+       prim == PIPE_PRIM_POINTS) {
+      cvbr->prim = prim;
+      return TRUE;
+   }
+   else {
+      return FALSE;
+   }
+      
 }
 
 
-- 
cgit v1.2.3