From: Eric Anholt Date: Fri, 19 Sep 2014 17:09:55 +0000 (-0700) Subject: vc4: Fix perspective interpolation. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=001247d230f022fffac68f4578348087a53d3940;p=mesa.git vc4: Fix perspective interpolation. Fixes the mesa reflect demo and 6 tests under interpolation/ --- diff --git a/src/gallium/drivers/vc4/vc4_program.c b/src/gallium/drivers/vc4/vc4_program.c index a527f8b0e57..38d0608480c 100644 --- a/src/gallium/drivers/vc4/vc4_program.c +++ b/src/gallium/drivers/vc4/vc4_program.c @@ -852,7 +852,7 @@ emit_fragment_varying(struct vc4_compile *c, int index) }; /* XXX: multiply by W */ - return qir_VARY_ADD_C(c, qir_MOV(c, vary)); + return qir_VARY_ADD_C(c, qir_FMUL(c, vary, qir_FRAG_W(c))); } static void