diff options
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_clip_line.c')
-rw-r--r-- | src/mesa/drivers/dri/i965/brw_clip_line.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_clip_line.c b/src/mesa/drivers/dri/i965/brw_clip_line.c index d830e49e50..9abd0642aa 100644 --- a/src/mesa/drivers/dri/i965/brw_clip_line.c +++ b/src/mesa/drivers/dri/i965/brw_clip_line.c @@ -130,7 +130,7 @@ static void clip_and_emit_line( struct brw_clip_compile *c ) struct brw_instruction *plane_loop; struct brw_instruction *plane_active; struct brw_instruction *is_negative; - struct brw_instruction *is_neg2; + struct brw_instruction *is_neg2 = NULL; struct brw_instruction *not_culled; struct brw_reg v1_null_ud = retype(vec1(brw_null_reg()), BRW_REGISTER_TYPE_UD); @@ -148,7 +148,7 @@ static void clip_and_emit_line( struct brw_clip_compile *c ) brw_clip_init_clipmask(c); /* -ve rhw workaround */ - if (!BRW_IS_G4X(p->brw)) { + if (BRW_IS_965(p->brw)) { brw_set_conditionalmod(p, BRW_CONDITIONAL_NZ); brw_AND(p, brw_null_reg(), get_element_ud(c->reg.R0, 2), brw_imm_ud(1<<20)); @@ -185,7 +185,7 @@ static void clip_and_emit_line( struct brw_clip_compile *c ) * Both can be negative on GM965/G965 due to RHW workaround * if so, this object should be rejected. */ - if (!BRW_IS_G4X(p->brw)) { + if (BRW_IS_965(p->brw)) { brw_CMP(p, vec1(brw_null_reg()), BRW_CONDITIONAL_LE, c->reg.dp0, brw_imm_f(0.0)); is_neg2 = brw_IF(p, BRW_EXECUTE_1); { @@ -210,7 +210,7 @@ static void clip_and_emit_line( struct brw_clip_compile *c ) /* If both are positive, do nothing */ /* Only on GM965/G965 */ - if (!BRW_IS_G4X(p->brw)) { + if (BRW_IS_965(p->brw)) { brw_CMP(p, vec1(brw_null_reg()), BRW_CONDITIONAL_L, c->reg.dp0, brw_imm_f(0.0)); is_neg2 = brw_IF(p, BRW_EXECUTE_1); } @@ -225,7 +225,7 @@ static void clip_and_emit_line( struct brw_clip_compile *c ) brw_set_predicate_control(p, BRW_PREDICATE_NONE); } - if (!BRW_IS_G4X(p->brw)) { + if (BRW_IS_965(p->brw)) { brw_ENDIF(p, is_neg2); } } @@ -246,6 +246,8 @@ static void clip_and_emit_line( struct brw_clip_compile *c ) brw_ADD(p, c->reg.t, c->reg.t0, c->reg.t1); brw_CMP(p, vec1(brw_null_reg()), BRW_CONDITIONAL_L, c->reg.t, brw_imm_f(1.0)); + if (c->need_ff_sync) + brw_clip_ff_sync(c); not_culled = brw_IF(p, BRW_EXECUTE_1); { brw_clip_interp_vertex(c, newvtx0, vtx0, vtx1, c->reg.t0, GL_FALSE); |