From: Jason Ekstrand <jason.ekstrand@intel.com>
Date: Fri, 4 Mar 2016 08:02:18 +0000 (-0800)
Subject: anv/pipeline: Use the right provoking vertex for triangle fans
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a8afd296537a0e61fd12c817c3003309346a5e75;p=mesa.git

anv/pipeline: Use the right provoking vertex for triangle fans
---

diff --git a/src/intel/vulkan/gen7_pipeline.c b/src/intel/vulkan/gen7_pipeline.c
index c114bfef3ac..22a892bba3a 100644
--- a/src/intel/vulkan/gen7_pipeline.c
+++ b/src/intel/vulkan/gen7_pipeline.c
@@ -61,7 +61,7 @@ gen7_emit_rs_state(struct anv_pipeline *pipeline,
 
       .TriangleStripListProvokingVertexSelect   = 0,
       .LineStripListProvokingVertexSelect       = 0,
-      .TriangleFanProvokingVertexSelect         = 0,
+      .TriangleFanProvokingVertexSelect         = 1,
 
       /* uint32_t                                     AALineDistanceMode; */
       /* uint32_t                                     VertexSubPixelPrecisionSelect; */
@@ -230,7 +230,7 @@ genX(graphics_pipeline_create)(
       .ClipMode                                 = CLIPMODE_NORMAL,
       .TriangleStripListProvokingVertexSelect   = 0,
       .LineStripListProvokingVertexSelect       = 0,
-      .TriangleFanProvokingVertexSelect         = 0,
+      .TriangleFanProvokingVertexSelect         = 1,
       .MinimumPointWidth                        = 0.125,
       .MaximumPointWidth                        = 255.875,
       .MaximumVPIndex = pCreateInfo->pViewportState->viewportCount - 1);
diff --git a/src/intel/vulkan/gen8_pipeline.c b/src/intel/vulkan/gen8_pipeline.c
index a464006566b..52629a73342 100644
--- a/src/intel/vulkan/gen8_pipeline.c
+++ b/src/intel/vulkan/gen8_pipeline.c
@@ -59,7 +59,7 @@ emit_rs_state(struct anv_pipeline *pipeline,
       .ViewportTransformEnable = !(extra && extra->disable_viewport),
       .TriangleStripListProvokingVertexSelect = 0,
       .LineStripListProvokingVertexSelect = 0,
-      .TriangleFanProvokingVertexSelect = 0,
+      .TriangleFanProvokingVertexSelect = 1,
       .PointWidthSource = pipeline->writes_point_size ? Vertex : State,
       .PointWidth = 1.0,
    };