diff options
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_gs_emit.c')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_gs_emit.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_gs_emit.c b/src/mesa/drivers/dri/i965/brw_gs_emit.c index 22e0d25c2e..a9b2aa2eac 100644 --- a/src/mesa/drivers/dri/i965/brw_gs_emit.c +++ b/src/mesa/drivers/dri/i965/brw_gs_emit.c @@ -101,6 +101,23 @@ static void brw_gs_emit_vue(struct brw_gs_compile *c, BRW_URB_SWIZZLE_NONE); } +static void brw_gs_ff_sync(struct brw_gs_compile *c, int num_prim) +{ + struct brw_compile *p = &c->func; + brw_MOV(p, get_element_ud(c->reg.R0, 1), brw_imm_ud(num_prim)); + brw_ff_sync(p, + c->reg.R0, + 0, + c->reg.R0, + 1, + 1, /* used */ + 1, /* msg length */ + 1, /* response length */ + 0, /* eot */ + 1, /* write compelete */ + 0, /* urb offset */ + BRW_URB_SWIZZLE_NONE); +} void brw_gs_quads( struct brw_gs_compile *c ) @@ -110,6 +127,8 @@ void brw_gs_quads( struct brw_gs_compile *c ) /* Use polygons for correct edgeflag behaviour. Note that vertex 3 * is the PV for quads, but vertex 0 for polygons: */ + if (c->need_ff_sync) + brw_gs_ff_sync(c, 1); brw_gs_emit_vue(c, c->reg.vertex[3], 0, ((_3DPRIM_POLYGON << 2) | R02_PRIM_START)); brw_gs_emit_vue(c, c->reg.vertex[0], 0, (_3DPRIM_POLYGON << 2)); brw_gs_emit_vue(c, c->reg.vertex[1], 0, (_3DPRIM_POLYGON << 2)); @@ -120,6 +139,8 @@ void brw_gs_quad_strip( struct brw_gs_compile *c ) { brw_gs_alloc_regs(c, 4); + if (c->need_ff_sync) + brw_gs_ff_sync(c, 1); brw_gs_emit_vue(c, c->reg.vertex[2], 0, ((_3DPRIM_POLYGON << 2) | R02_PRIM_START)); brw_gs_emit_vue(c, c->reg.vertex[3], 0, (_3DPRIM_POLYGON << 2)); brw_gs_emit_vue(c, c->reg.vertex[0], 0, (_3DPRIM_POLYGON << 2)); @@ -129,6 +150,9 @@ void brw_gs_quad_strip( struct brw_gs_compile *c ) void brw_gs_tris( struct brw_gs_compile *c ) { brw_gs_alloc_regs(c, 3); + + if (c->need_ff_sync) + brw_gs_ff_sync(c, 1); brw_gs_emit_vue(c, c->reg.vertex[0], 0, ((_3DPRIM_TRILIST << 2) | R02_PRIM_START)); brw_gs_emit_vue(c, c->reg.vertex[1], 0, (_3DPRIM_TRILIST << 2)); brw_gs_emit_vue(c, c->reg.vertex[2], 1, ((_3DPRIM_TRILIST << 2) | R02_PRIM_END)); @@ -137,6 +161,9 @@ void brw_gs_tris( struct brw_gs_compile *c ) void brw_gs_lines( struct brw_gs_compile *c ) { brw_gs_alloc_regs(c, 2); + + if (c->need_ff_sync) + brw_gs_ff_sync(c, 1); brw_gs_emit_vue(c, c->reg.vertex[0], 0, ((_3DPRIM_LINESTRIP << 2) | R02_PRIM_START)); brw_gs_emit_vue(c, c->reg.vertex[1], 1, ((_3DPRIM_LINESTRIP << 2) | R02_PRIM_END)); } @@ -144,6 +171,9 @@ void brw_gs_lines( struct brw_gs_compile *c ) void brw_gs_points( struct brw_gs_compile *c ) { brw_gs_alloc_regs(c, 1); + + if (c->need_ff_sync) + brw_gs_ff_sync(c, 1); brw_gs_emit_vue(c, c->reg.vertex[0], 1, ((_3DPRIM_POINTLIST << 2) | R02_PRIM_START | R02_PRIM_END)); } |