From f94f0be5215369a6985247ad936d9d9f43c9b140 Mon Sep 17 00:00:00 2001 From: ReinUsesLisp Date: Fri, 25 Jun 2021 05:25:19 -0300 Subject: vk_graphics_pipeline: Implement smooth lines --- .../renderer_vulkan/fixed_pipeline_state.cpp | 1 + .../renderer_vulkan/fixed_pipeline_state.h | 1 + .../renderer_vulkan/vk_graphics_pipeline.cpp | 21 +++++++++++++++++++++ 3 files changed, 23 insertions(+) (limited to 'src/video_core/renderer_vulkan') diff --git a/src/video_core/renderer_vulkan/fixed_pipeline_state.cpp b/src/video_core/renderer_vulkan/fixed_pipeline_state.cpp index 7563dc462..d089da8a4 100644 --- a/src/video_core/renderer_vulkan/fixed_pipeline_state.cpp +++ b/src/video_core/renderer_vulkan/fixed_pipeline_state.cpp @@ -88,6 +88,7 @@ void FixedPipelineState::Refresh(Tegra::Engines::Maxwell3D& maxwell3d, 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); + smooth_lines.Assign(regs.line_smooth_enable != 0 ? 1 : 0); for (size_t i = 0; i < regs.rt.size(); ++i) { color_formats[i] = static_cast(regs.rt[i].format); diff --git a/src/video_core/renderer_vulkan/fixed_pipeline_state.h b/src/video_core/renderer_vulkan/fixed_pipeline_state.h index 66b57b636..c9be37935 100644 --- a/src/video_core/renderer_vulkan/fixed_pipeline_state.h +++ b/src/video_core/renderer_vulkan/fixed_pipeline_state.h @@ -195,6 +195,7 @@ struct FixedPipelineState { BitField<11, 1, u32> y_negate; BitField<12, 1, u32> provoking_vertex_last; BitField<13, 1, u32> conservative_raster_enable; + BitField<14, 1, u32> smooth_lines; }; std::array color_formats; diff --git a/src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp b/src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp index 3363a6877..f0ae0b0d6 100644 --- a/src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp +++ b/src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp @@ -80,6 +80,14 @@ bool SupportsPrimitiveRestart(VkPrimitiveTopology topology) { return std::ranges::find(unsupported_topologies, topology) == unsupported_topologies.end(); } +bool IsLine(VkPrimitiveTopology topology) { + static constexpr std::array line_topologies{ + VK_PRIMITIVE_TOPOLOGY_LINE_LIST, VK_PRIMITIVE_TOPOLOGY_LINE_STRIP, + // VK_PRIMITIVE_TOPOLOGY_LINE_LOOP_EXT, + }; + return std::ranges::find(line_topologies, topology) == line_topologies.end(); +} + VkViewportSwizzleNV UnpackViewportSwizzle(u16 swizzle) { union Swizzle { u32 raw; @@ -616,6 +624,16 @@ void GraphicsPipeline::MakePipeline(VkRenderPass render_pass) { .depthBiasSlopeFactor = 0.0f, .lineWidth = 1.0f, }; + VkPipelineRasterizationLineStateCreateInfoEXT line_state{ + .sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_LINE_STATE_CREATE_INFO_EXT, + .pNext = nullptr, + .lineRasterizationMode = key.state.smooth_lines != 0 + ? VK_LINE_RASTERIZATION_MODE_RECTANGULAR_SMOOTH_EXT + : VK_LINE_RASTERIZATION_MODE_RECTANGULAR_EXT, + .stippledLineEnable = VK_FALSE, // TODO + .lineStippleFactor = 0, + .lineStipplePattern = 0, + }; VkPipelineRasterizationConservativeStateCreateInfoEXT conservative_raster{ .sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_CONSERVATIVE_STATE_CREATE_INFO_EXT, .pNext = nullptr, @@ -632,6 +650,9 @@ void GraphicsPipeline::MakePipeline(VkRenderPass render_pass) { ? VK_PROVOKING_VERTEX_MODE_LAST_VERTEX_EXT : VK_PROVOKING_VERTEX_MODE_FIRST_VERTEX_EXT, }; + if (IsLine(input_assembly_topology) && device.IsExtLineRasterizationSupported()) { + line_state.pNext = std::exchange(rasterization_ci.pNext, &line_state); + } if (device.IsExtConservativeRasterizationSupported()) { conservative_raster.pNext = std::exchange(rasterization_ci.pNext, &conservative_raster); } -- cgit v1.2.3