---
src/mesa/drivers/dri/i965/intel_mipmap_tree.c | 25 ++++++++++++++++++++++++-
1 file changed, 24 insertions(+), 1 deletion(-)
diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
index 3860088..ba06ac9 100644
--- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
+++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
@@ -3153,7 +3153,30 @@ intel_miptree_get_isl_surf(struct brw_context *brw,
unreachable("Invalid array layout");
}
- surf->usage = 0; /* TODO */
+ GLenum base_format = _mesa_get_format_base_format(mt->format);
+ switch (base_format) {
+ case GL_DEPTH_COMPONENT:
+ surf->usage = ISL_SURF_USAGE_DEPTH_BIT | ISL_SURF_USAGE_TEXTURE_BIT;
+ break;
+ case GL_STENCIL_INDEX:
+ surf->usage = ISL_SURF_USAGE_STENCIL_BIT;
+ if (brw->gen >= 8)
+ surf->usage |= ISL_SURF_USAGE_TEXTURE_BIT;
+ break;
+ case GL_DEPTH_STENCIL:
+ /* In this case we only texture from the depth part */
+ surf->usage = ISL_SURF_USAGE_DEPTH_BIT | ISL_SURF_USAGE_STENCIL_BIT |
+ ISL_SURF_USAGE_TEXTURE_BIT;
+ break;
+ default:
+ surf->usage = ISL_SURF_USAGE_TEXTURE_BIT;
+ if (brw->format_supported_as_render_target[mt->format])
+ surf->usage = ISL_SURF_USAGE_RENDER_TARGET_BIT;
+ break;
+ }
+
+ if (_mesa_is_cube_map_texture(mt->target))
+ surf->usage |= ISL_SURF_USAGE_CUBE_BIT;
}
/* WARNING: THE SURFACE CREATED BY THIS FUNCTION IS NOT COMPLETE AND CANNOT BE
--
2.5.0.400.gff86faf
_______________________________________________
mesa-dev mailing list
mesa-dev@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/mesa-dev
