From: Icecream95 <ixn@keemail.me>
Date: Thu, 25 Jun 2020 10:50:15 +0000 (+1200)
Subject: gallium: Dual source support in blend_factor_to_shader
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=58c0e1d00564f46a8264b2ce3275920890dd8b14;p=mesa.git

gallium: Dual source support in blend_factor_to_shader

Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5620>
---

diff --git a/src/gallium/auxiliary/util/u_blend.h b/src/gallium/auxiliary/util/u_blend.h
index ed3f7589345..d5f9050bc32 100644
--- a/src/gallium/auxiliary/util/u_blend.h
+++ b/src/gallium/auxiliary/util/u_blend.h
@@ -82,12 +82,12 @@ util_blend_factor_to_shader(enum pipe_blendfactor factor)
          return BLEND_FACTOR_CONSTANT_ALPHA;
 
       case PIPE_BLENDFACTOR_SRC1_COLOR:
-      case PIPE_BLENDFACTOR_SRC1_ALPHA:
       case PIPE_BLENDFACTOR_INV_SRC1_COLOR:
+         return BLEND_FACTOR_SRC1_COLOR;
+
       case PIPE_BLENDFACTOR_INV_SRC1_ALPHA:
-         /* unimplemented */
-         assert(0);
-         return BLEND_FACTOR_ZERO;
+      case PIPE_BLENDFACTOR_SRC1_ALPHA:
+         return BLEND_FACTOR_SRC1_ALPHA;
 
       default:
          unreachable("Invalid factor");