From 5601ab3981c8ab5872230a6a9afc236d76fa1405 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Tue, 3 Jul 2018 15:56:48 -0700 Subject: [PATCH] v3d: Add support for GL_SAMPLE_ALPHA_TO_ONE. Fixes piglit ext_framebuffer_multisample-draw-buffers-alpha-to-one --- src/broadcom/compiler/nir_to_vir.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/src/broadcom/compiler/nir_to_vir.c b/src/broadcom/compiler/nir_to_vir.c index 8012d483a72..89e4bc9fafa 100644 --- a/src/broadcom/compiler/nir_to_vir.c +++ b/src/broadcom/compiler/nir_to_vir.c @@ -1030,6 +1030,9 @@ emit_frag_end(struct v3d_compile *c) b = color[0]; } + if (c->fs_key->sample_alpha_to_one) + a = vir_uniform_f(c, 1.0); + if (c->fs_key->f32_color_rb & (1 << rt)) { inst = vir_MOV_dest(c, vir_reg(QFILE_TLBU, 0), r); inst->src[vir_get_implicit_uniform_src(inst)] = -- 2.30.2