Mesa (mesa_7_5_branch): softpipe: fix incorrect tri vertex order for PIPE_PRIM_POLYGON rendering

[Brian Paul]

Module: Mesa
Branch: mesa_7_5_branch
Commit: 6907650211d136ee7cb5a8914c32196d35a75bf3
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=6907650211d136ee7cb5a8914c32196d35a75bf3

Author: Brian Paul <brianp at vmware.com>
Date:   Thu Jun  4 13:12:13 2009 -0600

softpipe: fix incorrect tri vertex order for PIPE_PRIM_POLYGON rendering

This fixes incorrect front/back-face orientation.

(cherry picked from commit a64bbdaa3e0b036a880d6db65ceb4a66205062f1)

---

 src/gallium/drivers/softpipe/sp_prim_vbuf.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/gallium/drivers/softpipe/sp_prim_vbuf.c b/src/gallium/drivers/softpipe/sp_prim_vbuf.c
index 329c92b..56f12b9 100644
--- a/src/gallium/drivers/softpipe/sp_prim_vbuf.c
+++ b/src/gallium/drivers/softpipe/sp_prim_vbuf.c
@@ -420,8 +420,8 @@ sp_vbuf_draw_arrays(struct vbuf_render *vbr, uint start, uint nr)
        */
       for (i = 2; i < nr; i += 1) {
          setup_tri( setup_ctx,
-                    get_vert(vertex_buffer, i-0, stride),
                     get_vert(vertex_buffer, i-1, stride),
+                    get_vert(vertex_buffer, i-0, stride),
                     get_vert(vertex_buffer, 0, stride));
       }
       break;