diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/dri/i965/intel_mipmap_tree.c | 30 |
1 files changed, 20 insertions, 10 deletions
diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c index 9e311f06f45..24a5c3dc666 100644 --- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c +++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c @@ -388,19 +388,29 @@ intel_miptree_create_layout(struct brw_context *brw, } } - /* Set array_layout to ALL_SLICES_AT_EACH_LOD when gen7+ array_spacing_lod0 - * can be used. array_spacing_lod0 is only used for non-IMS MSAA surfaces. + /* Set array_layout to ALL_SLICES_AT_EACH_LOD when array_spacing_lod0 can + * be used. array_spacing_lod0 is only used for non-IMS MSAA surfaces on + * Gen 7 and 8. On Gen 8 and 9 this layout is not available but it is still + * used on Gen8 to make it pick a qpitch value which doesn't include space + * for the mipmaps. On Gen9 this is not necessary because it will + * automatically pick a packed qpitch value whenever mt->first_level == + * mt->last_level. * TODO: can we use it elsewhere? + * TODO: also disable this on Gen8 and pick the qpitch value like Gen9 */ - switch (mt->msaa_layout) { - case INTEL_MSAA_LAYOUT_NONE: - case INTEL_MSAA_LAYOUT_IMS: + if (brw->gen >= 9) { mt->array_layout = ALL_LOD_IN_EACH_SLICE; - break; - case INTEL_MSAA_LAYOUT_UMS: - case INTEL_MSAA_LAYOUT_CMS: - mt->array_layout = ALL_SLICES_AT_EACH_LOD; - break; + } else { + switch (mt->msaa_layout) { + case INTEL_MSAA_LAYOUT_NONE: + case INTEL_MSAA_LAYOUT_IMS: + mt->array_layout = ALL_LOD_IN_EACH_SLICE; + break; + case INTEL_MSAA_LAYOUT_UMS: + case INTEL_MSAA_LAYOUT_CMS: + mt->array_layout = ALL_SLICES_AT_EACH_LOD; + break; + } } if (target == GL_TEXTURE_CUBE_MAP) { |