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-rw-r--r--src/intel/vulkan/genX_pipeline_util.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/src/intel/vulkan/genX_pipeline_util.h b/src/intel/vulkan/genX_pipeline_util.h
index 4385112..52263df 100644
--- a/src/intel/vulkan/genX_pipeline_util.h
+++ b/src/intel/vulkan/genX_pipeline_util.h
@@ -646,3 +646,39 @@ emit_cb_state(struct anv_pipeline *pipeline,
#endif
}
}
+
+static void
+emit_3dstate_clip(struct anv_pipeline *pipeline,
+ const VkPipelineViewportStateCreateInfo *vp_info,
+ const VkPipelineRasterizationStateCreateInfo *rs_info,
+ const struct anv_graphics_pipeline_create_info *extra)
+{
+ const struct brw_wm_prog_data *wm_prog_data = get_wm_prog_data(pipeline);
+ (void) wm_prog_data;
+ anv_batch_emit(&pipeline->batch, GENX(3DSTATE_CLIP), clip) {
+ clip.ClipEnable = !(extra && extra->use_rectlist);
+ clip.EarlyCullEnable = true;
+ clip.APIMode = APIMODE_D3D,
+ clip.ViewportXYClipTestEnable = true;
+
+ clip.ClipMode = rs_info->rasterizerDiscardEnable ?
+ CLIPMODE_REJECT_ALL : CLIPMODE_NORMAL;
+
+ clip.TriangleStripListProvokingVertexSelect = 0;
+ clip.LineStripListProvokingVertexSelect = 0;
+ clip.TriangleFanProvokingVertexSelect = 1;
+
+ clip.MinimumPointWidth = 0.125;
+ clip.MaximumPointWidth = 255.875;
+ clip.MaximumVPIndex = vp_info->viewportCount - 1;
+
+#if GEN_GEN == 7
+ clip.FrontWinding = vk_to_gen_front_face[rs_info->frontFace];
+ clip.CullMode = vk_to_gen_cullmode[rs_info->cullMode];
+ clip.ViewportZClipTestEnable = !pipeline->depth_clamp_enable;
+#else
+ clip.NonPerspectiveBarycentricEnable = wm_prog_data ?
+ (wm_prog_data->barycentric_interp_modes & 0x38) != 0 : 0;
+#endif
+ }
+}