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authorXiang, Haihao <[email protected]>2010-12-27 16:39:08 +0800
committerZhenyu Wang <[email protected]>2010-12-27 17:05:58 +0800
commitb832ae8a4a77563c50a6e82c49b4732f6a0dbf11 (patch)
treee12297e30332063e622f4e539a6ff1e80faaceaa /src/mesa/drivers/dri/i965
parent634a7dce9c1d9e4a8576ff8197c8adaea7e9ddd1 (diff)
i965: don't spawn GS thread for LINELOOP on Sandybridge
LINELOOP is converted to LINESTRIP at the beginning of the 3D pipeline. This fixes https://bugs.freedesktop.org/show_bug.cgi?id=32596
Diffstat (limited to 'src/mesa/drivers/dri/i965')
-rw-r--r--src/mesa/drivers/dri/i965/brw_gs.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_gs.c b/src/mesa/drivers/dri/i965/brw_gs.c
index 73b41fdbcef..70c451d071d 100644
--- a/src/mesa/drivers/dri/i965/brw_gs.c
+++ b/src/mesa/drivers/dri/i965/brw_gs.c
@@ -96,6 +96,9 @@ static void compile_gs_prog( struct brw_context *brw,
brw_gs_quad_strip( &c, key );
break;
case GL_LINE_LOOP:
+ /* Gen6: LINELOOP is converted to LINESTRIP at the beginning of the 3D pipeline */
+ if (intel->gen == 6)
+ return;
brw_gs_lines( &c );
break;
case GL_LINES:
@@ -189,7 +192,7 @@ static void populate_key( struct brw_context *brw,
}
if (intel->gen == 6)
- prim_gs_always = brw->primitive == GL_LINE_LOOP;
+ prim_gs_always = 0;
else
prim_gs_always = brw->primitive == GL_QUADS ||
brw->primitive == GL_QUAD_STRIP ||