diff options
| author | Chad Versace <[email protected]> | 2011-05-23 13:47:57 -0700 |
|---|---|---|
| committer | Chad Versace <[email protected]> | 2011-05-25 07:41:32 -0700 |
| commit | a9e65097855468529242f9076bd6ef2a6c8062c1 (patch) | |
| tree | 1e4c3ef3a0364b128960c5e63c886e466636c9c2 /src/mesa/drivers/dri | |
| parent | 1a1411e09b23fce9977f7926dba4f1f0c8f3c5ec (diff) | |
intel: Add is_hiz_depth_format() to intel_contex.vtbl
Given a format, is_hiz_depth_format() indicates if HiZ can be enabled on
a depthbuffer of that format.
Reviewed-by: Eric Anholt <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
Signed-off-by: Chad Versace <[email protected]>
Diffstat (limited to 'src/mesa/drivers/dri')
| -rw-r--r-- | src/mesa/drivers/dri/i915/i915_vtbl.c | 9 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_vtbl.c | 11 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_context.h | 4 |
3 files changed, 24 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i915/i915_vtbl.c b/src/mesa/drivers/dri/i915/i915_vtbl.c index 89650b618e4..820feba04ba 100644 --- a/src/mesa/drivers/dri/i915/i915_vtbl.c +++ b/src/mesa/drivers/dri/i915/i915_vtbl.c @@ -687,6 +687,14 @@ i915_assert_not_dirty( struct intel_context *intel ) (void) dirty; } +/** Return false; i915 does not support HiZ. */ +static bool +i915_is_hiz_depth_format(struct intel_context *intel, + gl_format format) +{ + return false; +} + void i915InitVtbl(struct i915_context *i915) { @@ -702,4 +710,5 @@ i915InitVtbl(struct i915_context *i915) i915->intel.vtbl.assert_not_dirty = i915_assert_not_dirty; i915->intel.vtbl.finish_batch = intel_finish_vb; i915->intel.vtbl.render_target_supported = i915_render_target_supported; + i915->intel.vtbl.is_hiz_depth_format = i915_is_hiz_depth_format; } diff --git a/src/mesa/drivers/dri/i965/brw_vtbl.c b/src/mesa/drivers/dri/i965/brw_vtbl.c index 9f99ef57214..69650e1df77 100644 --- a/src/mesa/drivers/dri/i965/brw_vtbl.c +++ b/src/mesa/drivers/dri/i965/brw_vtbl.c @@ -136,6 +136,16 @@ static void brw_invalidate_state( struct intel_context *intel, GLuint new_state /* nothing */ } +/** + * \see intel_context.vtbl.is_hiz_depth_format + */ +static bool brw_is_hiz_depth_format(struct intel_context *intel, + gl_format format) +{ + /* In the future, this will support Z_FLOAT32. */ + return intel->has_hiz && (format == MESA_FORMAT_X8_Z24); +} + void brwInitVtbl( struct brw_context *brw ) { @@ -152,4 +162,5 @@ void brwInitVtbl( struct brw_context *brw ) brw->intel.vtbl.set_draw_region = brw_set_draw_region; brw->intel.vtbl.debug_batch = brw_debug_batch; brw->intel.vtbl.render_target_supported = brw_render_target_supported; + brw->intel.vtbl.is_hiz_depth_format = brw_is_hiz_depth_format; } diff --git a/src/mesa/drivers/dri/intel/intel_context.h b/src/mesa/drivers/dri/intel/intel_context.h index 007eaf9d616..f599861cba8 100644 --- a/src/mesa/drivers/dri/intel/intel_context.h +++ b/src/mesa/drivers/dri/intel/intel_context.h @@ -149,6 +149,10 @@ struct intel_context void (*debug_batch)(struct intel_context *intel); bool (*render_target_supported)(gl_format format); + + /** Can HiZ be enabled on a depthbuffer of the given format? */ + bool (*is_hiz_depth_format)(struct intel_context *intel, + gl_format format); } vtbl; GLbitfield Fallback; /**< mask of INTEL_FALLBACK_x bits */ |