Mesa (main): radv: move alpha_adjust into conditional during vertex input updating

[GitLab Mirror]

Module: Mesa
Branch: main
Commit: 420e33f5510f6c0d3330ed633553298250ef7db2
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=420e33f5510f6c0d3330ed633553298250ef7db2

Author: Mike Blumenkrantz <michael.blumenkrantz at gmail.com>
Date:   Wed Sep  8 15:11:56 2021 -0400

radv: move alpha_adjust into conditional during vertex input updating

Reviewed-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13320>

---

 src/amd/vulkan/radv_cmd_buffer.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/amd/vulkan/radv_cmd_buffer.c b/src/amd/vulkan/radv_cmd_buffer.c
index 9857081fe2c..38fa7330c0b 100644
--- a/src/amd/vulkan/radv_cmd_buffer.c
+++ b/src/amd/vulkan/radv_cmd_buffer.c
@@ -5498,8 +5498,10 @@ radv_CmdSetVertexInputEXT(VkCommandBuffer commandBuffer, uint32_t vertexBindingD
          }
       }
 
-      state->alpha_adjust_lo |= (alpha_adjust & 0x1) << loc;
-      state->alpha_adjust_hi |= (alpha_adjust >> 1) << loc;
+      if (alpha_adjust) {
+         state->alpha_adjust_lo |= (alpha_adjust & 0x1) << loc;
+         state->alpha_adjust_hi |= (alpha_adjust >> 1) << loc;
+      }
 
       if (post_shuffle)
          state->post_shuffle |= 1u << loc;