diff options
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_state.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c index afcd3ad26bc..11f9fb8449f 100644 --- a/src/gallium/drivers/radeonsi/si_state.c +++ b/src/gallium/drivers/radeonsi/si_state.c @@ -678,6 +678,15 @@ static void si_emit_clip_regs(struct si_context *sctx, struct r600_atom *atom) } total_mask = clipdist_mask | culldist_mask; + /* Clip distances on points have no effect, so need to be implemented + * as cull distances. This applies for the clipvertex case as well. + * + * Setting this for primitives other than points should have no adverse + * effects. + */ + clipdist_mask &= rs->clip_plane_enable; + culldist_mask |= clipdist_mask; + misc_vec_ena = info->writes_psize || info->writes_edgeflag || info->writes_layer || info->writes_viewport_index; @@ -690,8 +699,7 @@ static void si_emit_clip_regs(struct si_context *sctx, struct r600_atom *atom) S_02881C_VS_OUT_CCDIST1_VEC_ENA((total_mask & 0xF0) != 0) | S_02881C_VS_OUT_MISC_VEC_ENA(misc_vec_ena) | S_02881C_VS_OUT_MISC_SIDE_BUS_ENA(misc_vec_ena) | - (rs->clip_plane_enable & - clipdist_mask) | (culldist_mask << 8)); + clipdist_mask | (culldist_mask << 8)); radeon_set_context_reg(cs, R_028810_PA_CL_CLIP_CNTL, rs->pa_cl_clip_cntl | ucp_mask | |