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anv: Implement VK_EXT_provoking_vertex

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Tested-By: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10460>
This commit is contained in:
Jason Ekstrand
2020-07-10 14:09:48 -05:00
committed by Marge Bot
parent d5ee5f6104
commit 3c8ac6a129
2 changed files with 73 additions and 7 deletions
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63
src/intel/vulkan/genX_pipeline.c
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@@ -558,6 +558,16 @@ gfx7_ms_rast_mode(struct anv_graphics_pipeline *pipeline,
}
#endif
static VkProvokingVertexModeEXT
vk_provoking_vertex_mode(const VkPipelineRasterizationStateCreateInfo *rs_info)
{
const VkPipelineRasterizationProvokingVertexStateCreateInfoEXT *rs_pv_info =
vk_find_struct_const(rs_info, PIPELINE_RASTERIZATION_PROVOKING_VERTEX_STATE_CREATE_INFO_EXT);
return rs_pv_info == NULL ? VK_PROVOKING_VERTEX_MODE_FIRST_VERTEX_EXT :
rs_pv_info->provokingVertexMode;
}
const uint32_t genX(vk_to_intel_cullmode)[] = {
[VK_CULL_MODE_NONE] = CULLMODE_NONE,
[VK_CULL_MODE_FRONT_BIT] = CULLMODE_FRONT,
@@ -605,12 +615,26 @@ emit_rs_state(struct anv_graphics_pipeline *pipeline,
sf.ViewportTransformEnable = true;
sf.StatisticsEnable = true;
sf.TriangleStripListProvokingVertexSelect = 0;
sf.LineStripListProvokingVertexSelect = 0;
sf.TriangleFanProvokingVertexSelect = 1;
sf.VertexSubPixelPrecisionSelect = _8Bit;
sf.AALineDistanceMode = true;
switch (vk_provoking_vertex_mode(rs_info)) {
case VK_PROVOKING_VERTEX_MODE_FIRST_VERTEX_EXT:
sf.TriangleStripListProvokingVertexSelect = 0;
sf.LineStripListProvokingVertexSelect = 0;
sf.TriangleFanProvokingVertexSelect = 1;
break;
case VK_PROVOKING_VERTEX_MODE_LAST_VERTEX_EXT:
sf.TriangleStripListProvokingVertexSelect = 2;
sf.LineStripListProvokingVertexSelect = 1;
sf.TriangleFanProvokingVertexSelect = 2;
break;
default:
unreachable("Invalid provoking vertex mode");
}
#if GFX_VERx10 == 75
sf.LineStippleEnable = line_info && line_info->stippledLineEnable;
#endif
@@ -1374,9 +1398,22 @@ emit_3dstate_clip(struct anv_graphics_pipeline *pipeline,
#endif
clip.ClipMode = CLIPMODE_NORMAL;
clip.TriangleStripListProvokingVertexSelect = 0;
clip.LineStripListProvokingVertexSelect = 0;
clip.TriangleFanProvokingVertexSelect = 1;
switch (vk_provoking_vertex_mode(rs_info)) {
case VK_PROVOKING_VERTEX_MODE_FIRST_VERTEX_EXT:
clip.TriangleStripListProvokingVertexSelect = 0;
clip.LineStripListProvokingVertexSelect = 0;
clip.TriangleFanProvokingVertexSelect = 1;
break;
case VK_PROVOKING_VERTEX_MODE_LAST_VERTEX_EXT:
clip.TriangleStripListProvokingVertexSelect = 2;
clip.LineStripListProvokingVertexSelect = 1;
clip.TriangleFanProvokingVertexSelect = 2;
break;
default:
unreachable("Invalid provoking vertex mode");
}
clip.MinimumPointWidth = 0.125;
clip.MaximumPointWidth = 255.875;
@@ -1443,7 +1480,19 @@ emit_3dstate_streamout(struct anv_graphics_pipeline *pipeline,
if (xfb_info) {
so.SOFunctionEnable = true;
so.SOStatisticsEnable = true;
so.ReorderMode = TRAILING;
switch (vk_provoking_vertex_mode(rs_info)) {
case VK_PROVOKING_VERTEX_MODE_FIRST_VERTEX_EXT:
so.ReorderMode = LEADING;
break;
case VK_PROVOKING_VERTEX_MODE_LAST_VERTEX_EXT:
so.ReorderMode = TRAILING;
break;
default:
unreachable("Invalid provoking vertex mode");
}
const VkPipelineRasterizationStateStreamCreateInfoEXT *stream_info =
vk_find_struct_const(rs_info, PIPELINE_RASTERIZATION_STATE_STREAM_CREATE_INFO_EXT);