From 0490116f96e61c6d8d26c2383736990cceef799b Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Sun, 18 Apr 2010 10:01:53 -0600 Subject: [PATCH] tgsi: add comment about potential code removal --- src/gallium/auxiliary/tgsi/tgsi_exec.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.c b/src/gallium/auxiliary/tgsi/tgsi_exec.c index f853ea2820e..11045e4ba2f 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_exec.c +++ b/src/gallium/auxiliary/tgsi/tgsi_exec.c @@ -1796,6 +1796,12 @@ exec_declaration(struct tgsi_exec_machine *mach, last = decl->Range.Last; mask = decl->Declaration.UsageMask; + /* XXX we could remove this special-case code since + * mach->InterpCoefs[first].a0 should already have the + * front/back-face value. But we should first update the + * ureg code to emit the right UsageMask value (WRITEMASK_X). + * Then, we could remove the tgsi_exec_machine::Face field. + */ if (decl->Semantic.Name == TGSI_SEMANTIC_FACE) { uint i; -- 2.30.2