diff options
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_clip_state.c')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_clip_state.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_clip_state.c b/src/mesa/drivers/dri/i965/brw_clip_state.c index 5762c9577c6..234b3744bfc 100644 --- a/src/mesa/drivers/dri/i965/brw_clip_state.c +++ b/src/mesa/drivers/dri/i965/brw_clip_state.c @@ -43,11 +43,14 @@ struct brw_clip_unit_key { unsigned int curbe_offset; unsigned int nr_urb_entries, urb_size; + + GLboolean depth_clamp; }; static void clip_unit_populate_key(struct brw_context *brw, struct brw_clip_unit_key *key) { + GLcontext *ctx = &brw->intel.ctx; memset(key, 0, sizeof(*key)); /* CACHE_NEW_CLIP_PROG */ @@ -62,6 +65,9 @@ clip_unit_populate_key(struct brw_context *brw, struct brw_clip_unit_key *key) /* BRW_NEW_URB_FENCE */ key->nr_urb_entries = brw->urb.nr_clip_entries; key->urb_size = brw->urb.vsize; + + /* _NEW_TRANSOFORM */ + key->depth_clamp = ctx->Transform.DepthClamp; } static dri_bo * @@ -117,7 +123,8 @@ clip_unit_create_from_key(struct brw_context *brw, clip.clip5.userclip_enable_flags = 0x7f; clip.clip5.userclip_must_clip = 1; clip.clip5.guard_band_enable = 0; - clip.clip5.viewport_z_clip_enable = 1; + if (!key->depth_clamp) + clip.clip5.viewport_z_clip_enable = 1; clip.clip5.viewport_xy_clip_enable = 1; clip.clip5.vertex_position_space = BRW_CLIP_NDCSPACE; clip.clip5.api_mode = BRW_CLIP_API_OGL; @@ -168,7 +175,7 @@ static void upload_clip_unit( struct brw_context *brw ) const struct brw_tracked_state brw_clip_unit = { .dirty = { - .mesa = 0, + .mesa = _NEW_TRANSFORM, .brw = (BRW_NEW_CURBE_OFFSETS | BRW_NEW_URB_FENCE), .cache = CACHE_NEW_CLIP_PROG |