commit 50652cb919d8cd78e11351b380b1b422b5cf6ad0
author Iago Toral Quiroga <itoral@igalia.com> Fri Feb 07 11:06:15 2020 +0100
committer Marge Bot <eric+marge@anholt.net> Tue Oct 13 21:21:27 2020 +0000
tree 53a1e3c0b9a49d6cbddad8a91bb40da5892ae093
parent 1c6938484e9700476bfe920c440d25b1549e9b98

v3dv: fix clockwise primitive setting

It looks like the hardware does this backwards. The GL driver
also reverses it.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6766>

src/broadcom/vulkan/v3dv_pipeline.c

diff --git a/src/broadcom/vulkan/v3dv_pipeline.c b/src/broadcom/vulkan/v3dv_pipeline.c
index 332a8c6..4dd5524 100644
--- a/src/broadcom/vulkan/v3dv_pipeline.c
+++ b/src/broadcom/vulkan/v3dv_pipeline.c
@@ -1134,8 +1134,9 @@
       config.enable_reverse_facing_primitive =
          rs_info ? !(rs_info->cullMode & VK_CULL_MODE_BACK_BIT) : false;
 
+      /* Seems like the hardware is backwards regarding this setting... */
       config.clockwise_primitives =
-         rs_info ? rs_info->frontFace == VK_FRONT_FACE_CLOCKWISE : false;
+         rs_info ? rs_info->frontFace == VK_FRONT_FACE_COUNTER_CLOCKWISE : false;
 
       config.enable_depth_offset = rs_info ? rs_info->depthBiasEnable: false;