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vk_graphics_pipeline: Implement conservative rendering

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This commit is contained in:
ReinUsesLisp 2021-06-23 03:32:41 -03:00 • committed by ameerj
parent ecd6b4356b
commit 4f052a1f39
6 changed files with 44 additions and 10 deletions
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1
src/video_core/renderer_vulkan/fixed_pipeline_state.cpp
View file

@ -87,6 +87,7 @@ void FixedPipelineState::Refresh(Tegra::Engines::Maxwell3D& maxwell3d,
depth_format.Assign(static_cast<u32>(regs.zeta.format));
y_negate.Assign(regs.screen_y_control.y_negate != 0 ? 1 : 0);
provoking_vertex_last.Assign(regs.provoking_vertex_last != 0 ? 1 : 0);
conservative_raster_enable.Assign(regs.conservative_raster_enable != 0 ? 1 : 0);
for (size_t i = 0; i < regs.rt.size(); ++i) {
color_formats[i] = static_cast<u8>(regs.rt[i].format);

1
src/video_core/renderer_vulkan/fixed_pipeline_state.h
View file

@ -194,6 +194,7 @@ struct FixedPipelineState {
BitField<6, 5, u32> depth_format;
BitField<11, 1, u32> y_negate;
BitField<12, 1, u32> provoking_vertex_last;
BitField<13, 1, u32> conservative_raster_enable;
};
std::array<u8, Maxwell::NumRenderTargets> color_formats;

33
src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp
View file

@ -599,16 +599,9 @@ void GraphicsPipeline::MakePipeline(VkRenderPass render_pass) {
.pScissors = nullptr,
};
const VkPipelineRasterizationProvokingVertexStateCreateInfoEXT provoking_vertex{
.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_PROVOKING_VERTEX_STATE_CREATE_INFO_EXT,
.pNext = nullptr,
.provokingVertexMode = key.state.provoking_vertex_last != 0
? VK_PROVOKING_VERTEX_MODE_LAST_VERTEX_EXT
: VK_PROVOKING_VERTEX_MODE_FIRST_VERTEX_EXT,
};
const VkPipelineRasterizationStateCreateInfo rasterization_ci{
VkPipelineRasterizationStateCreateInfo rasterization_ci{
.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO,
.pNext = device.IsExtProvokingVertexSupported() ? &provoking_vertex : nullptr,
.pNext = nullptr,
.flags = 0,
.depthClampEnable =
static_cast<VkBool32>(key.state.depth_clamp_disabled == 0 ? VK_TRUE : VK_FALSE),
@ -625,6 +618,28 @@ void GraphicsPipeline::MakePipeline(VkRenderPass render_pass) {
.depthBiasSlopeFactor = 0.0f,
.lineWidth = 1.0f,
};
VkPipelineRasterizationConservativeStateCreateInfoEXT conservative_raster{
.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_CONSERVATIVE_STATE_CREATE_INFO_EXT,
.pNext = nullptr,
.flags = 0,
.conservativeRasterizationMode = key.state.conservative_raster_enable != 0
? VK_CONSERVATIVE_RASTERIZATION_MODE_OVERESTIMATE_EXT
: VK_CONSERVATIVE_RASTERIZATION_MODE_DISABLED_EXT,
.extraPrimitiveOverestimationSize = 0.0f,
};
VkPipelineRasterizationProvokingVertexStateCreateInfoEXT provoking_vertex{
.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_PROVOKING_VERTEX_STATE_CREATE_INFO_EXT,
.pNext = nullptr,
.provokingVertexMode = key.state.provoking_vertex_last != 0
? VK_PROVOKING_VERTEX_MODE_LAST_VERTEX_EXT
: VK_PROVOKING_VERTEX_MODE_FIRST_VERTEX_EXT,
};
if (device.IsExtConservativeRasterizationSupported()) {
conservative_raster.pNext = std::exchange(rasterization_ci.pNext, &conservative_raster);
}
if (device.IsExtProvokingVertexSupported()) {
provoking_vertex.pNext = std::exchange(rasterization_ci.pNext, &provoking_vertex);
}
const VkPipelineMultisampleStateCreateInfo multisample_ci{
.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO,