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author | Fernando Sahmkow <fsahmkow27@gmail.com> | 2023-08-28 00:54:39 +0200 |
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committer | Liam <byteslice@airmail.cc> | 2023-09-16 17:58:55 +0200 |
commit | 6a1ecab2dde1db7d3183d9c98eda393341cca50b (patch) | |
tree | cf82bb3aa122ba7e0d73094157bf134b430f2bad /src/video_core/renderer_vulkan | |
parent | Merge pull request #11519 from german77/system-policy (diff) | |
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Diffstat (limited to 'src/video_core/renderer_vulkan')
-rw-r--r-- | src/video_core/renderer_vulkan/vk_rasterizer.cpp | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/src/video_core/renderer_vulkan/vk_rasterizer.cpp b/src/video_core/renderer_vulkan/vk_rasterizer.cpp index 01e76a82c..0201c4d08 100644 --- a/src/video_core/renderer_vulkan/vk_rasterizer.cpp +++ b/src/video_core/renderer_vulkan/vk_rasterizer.cpp @@ -1043,15 +1043,34 @@ void RasterizerVulkan::UpdateDepthBias(Tegra::Engines::Maxwell3D::Regs& regs) { regs.zeta.format == Tegra::DepthFormat::X8Z24_UNORM || regs.zeta.format == Tegra::DepthFormat::S8Z24_UNORM || regs.zeta.format == Tegra::DepthFormat::V8Z24_UNORM; - if (is_d24 && !device.SupportsD24DepthBuffer()) { + bool force_unorm = ([&] { + if (!is_d24 || device.SupportsD24DepthBuffer()) { + return false; + } + if (device.IsExtDepthBiasControlSupported()) { + return true; + } // the base formulas can be obtained from here: // https://docs.microsoft.com/en-us/windows/win32/direct3d11/d3d10-graphics-programming-guide-output-merger-stage-depth-bias const double rescale_factor = static_cast<double>(1ULL << (32 - 24)) / (static_cast<double>(0x1.ep+127)); units = static_cast<float>(static_cast<double>(units) * rescale_factor); - } + return false; + })(); scheduler.Record([constant = units, clamp = regs.depth_bias_clamp, - factor = regs.slope_scale_depth_bias](vk::CommandBuffer cmdbuf) { + factor = regs.slope_scale_depth_bias, force_unorm, + precise = device.HasExactDepthBiasControl()](vk::CommandBuffer cmdbuf) { + if (force_unorm) { + VkDepthBiasRepresentationInfoEXT info{ + .sType = VK_STRUCTURE_TYPE_DEPTH_BIAS_REPRESENTATION_INFO_EXT, + .pNext = nullptr, + .depthBiasRepresentation = + VK_DEPTH_BIAS_REPRESENTATION_LEAST_REPRESENTABLE_VALUE_FORCE_UNORM_EXT, + .depthBiasExact = precise ? VK_TRUE : VK_FALSE, + }; + cmdbuf.SetDepthBias(constant, clamp, factor, &info); + return; + } cmdbuf.SetDepthBias(constant, clamp, factor); }); } |