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| author | Jordan Justen <jordan.l.justen@intel.com> | 2014-07-08 18:33:58 +0000 |
|---|---|---|
| committer | Jordan Justen <jordan.l.justen@intel.com> | 2015-09-22 19:58:34 -0700 |
| commit | af056c86f923bd498663f09e2199afa28e4c64d0 (patch) | |
| tree | 7c01d95a068aac1dc604cb187782399768440432 | |
| parent | 2bf5bfdea94e8022e1b052002713b7bb0bc509c9 (diff) | |
i965/gen8: Allow sampling with hiz when supportedbdw-aux-hiz
For gen8+ this will indicate when we should allow hiz based sampling
during rendering.
Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
| -rw-r--r-- | src/mesa/drivers/dri/i965/intel_mipmap_tree.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c index 0003bd7041..ff0aa05f5a 100644 --- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c +++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c @@ -1824,7 +1824,17 @@ bool intel_miptree_sample_with_hiz(struct brw_context *brw, struct intel_mipmap_tree *mt) { - return false; + /* Sampling using the hiz buffer requires gen8. + * + * If compressed multisampling is enabled, then we use it for the auxiliary + * buffer instead. + * + * We can't enable hiz auxiliary buffer support for 3D textures. + */ + return (brw->gen >= 8 && + mt->hiz_buf && + !mt->mcs_buf && + mt->target != GL_TEXTURE_3D); } /** |