<div dir="ltr">The CI system says no regressions<br></div><br><div class="gmail_quote"><div dir="ltr">On Fri, Jul 20, 2018 at 3:48 PM Yunchao He <<a href="mailto:yunchao.he@intel.com">yunchao.he@intel.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">From: Ilia Mirkin <<a href="mailto:imirkin@alum.mit.edu" target="_blank">imirkin@alum.mit.edu</a>><br>
<br>
Note that the use of ICMS_INNER_CONSERVATIVE disagrees with the GL driver.<br>
Perhaps it's more performant than ICMS_NORMAL and is otherwise permitted?<br>
Not sure, so I left it as-is.<br>
<br>
Signed-off-by: Ilia Mirkin <<a href="mailto:imirkin@alum.mit.edu" target="_blank">imirkin@alum.mit.edu</a>><br>
---<br>
 src/intel/vulkan/anv_extensions.py |  1 +<br>
 src/intel/vulkan/anv_pipeline.c    |  1 +<br>
 src/intel/vulkan/genX_pipeline.c   | 10 ++++++++--<br>
 3 files changed, 10 insertions(+), 2 deletions(-)<br>
<br>
diff --git a/src/intel/vulkan/anv_extensions.py b/src/intel/vulkan/anv_extensions.py<br>
index adc1d75898..ea837744b4 100644<br>
--- a/src/intel/vulkan/anv_extensions.py<br>
+++ b/src/intel/vulkan/anv_extensions.py<br>
@@ -124,6 +124,7 @@ EXTENSIONS = [<br>
     Extension('VK_EXT_shader_viewport_index_layer',       1, True),<br>
     Extension('VK_EXT_shader_stencil_export',             1, 'device->info.gen >= 9'),<br>
     Extension('VK_EXT_vertex_attribute_divisor',          2, True),<br>
+    Extension('VK_EXT_post_depth_coverage',               1, 'device->info.gen >= 9'),<br>
 ]<br>
<br>
 class VkVersion:<br>
diff --git a/src/intel/vulkan/anv_pipeline.c b/src/intel/vulkan/anv_pipeline.c<br>
index 95a686f783..e91c146aad 100644<br>
--- a/src/intel/vulkan/anv_pipeline.c<br>
+++ b/src/intel/vulkan/anv_pipeline.c<br>
@@ -155,6 +155,7 @@ anv_shader_compile_to_nir(struct anv_pipeline *pipeline,<br>
          .subgroup_vote = true,<br>
          .stencil_export = device->instance->physicalDevice.info.gen >= 9,<br>
          .storage_8bit = device->instance->physicalDevice.info.gen >= 8,<br>
+         .post_depth_coverage = device->instance->physicalDevice.info.gen >= 9,<br>
       },<br>
    };<br>
<br>
diff --git a/src/intel/vulkan/genX_pipeline.c b/src/intel/vulkan/genX_pipeline.c<br>
index 0821d71c9f..6f6793e122 100644<br>
--- a/src/intel/vulkan/genX_pipeline.c<br>
+++ b/src/intel/vulkan/genX_pipeline.c<br>
@@ -1617,8 +1617,14 @@ emit_3dstate_ps_extra(struct anv_pipeline *pipeline,<br>
 #if GEN_GEN >= 9<br>
       ps.PixelShaderComputesStencil = wm_prog_data->computed_stencil;<br>
       ps.PixelShaderPullsBary    = wm_prog_data->pulls_bary;<br>
-      ps.InputCoverageMaskState  = wm_prog_data->uses_sample_mask ?<br>
-                                   ICMS_INNER_CONSERVATIVE : ICMS_NONE;<br>
+<br>
+      ps.InputCoverageMaskState  = ICMS_NONE;<br>
+      if (wm_prog_data->uses_sample_mask) {<br>
+         if (wm_prog_data->post_depth_coverage)<br>
+            ps.InputCoverageMaskState  = ICMS_DEPTH_COVERAGE;<br>
+         else<br>
+            ps.InputCoverageMaskState  = ICMS_INNER_CONSERVATIVE;<br>
+      }<br>
 #else<br>
       ps.PixelShaderUsesInputCoverageMask = wm_prog_data->uses_sample_mask;<br>
 #endif<br>
-- <br>
2.17.1<br>
<br>
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</blockquote></div>