diff options
| -rw-r--r-- | src/mesa/drivers/dri/i965/intel_tex_validate.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/src/mesa/drivers/dri/i965/intel_tex_validate.c b/src/mesa/drivers/dri/i965/intel_tex_validate.c index 0bf0393..1d82768 100644 --- a/src/mesa/drivers/dri/i965/intel_tex_validate.c +++ b/src/mesa/drivers/dri/i965/intel_tex_validate.c @@ -98,10 +98,17 @@ intel_finalize_mipmap_tree(struct brw_context *brw, GLuint unit) return true; } - /* Immutable textures should not get this far -- they should have been - * created in a validated state, and nothing can invalidate them. + /* On recent generations, immutable textures should not get this far + * -- they should have been created in a validated state, and nothing + * can invalidate them. + * + * Unfortunately, this is not true on pre-Sandybridge hardware -- when + * rendering into an immutable-format depth texture we may have to rebase + * the rendered levels to meet alignment requirements. + * + * FINISHME: Avoid doing this. */ - assert(!tObj->Immutable); + assert(!tObj->Immutable || brw->gen < 6); firstImage = intel_texture_image(tObj->Image[0][tObj->BaseLevel]); |