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Vulkan Rasterizer: Correct DepthBias/PolygonOffset on Vulkan.

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This commit is contained in:
Fernando Sahmkow 2021-09-23 03:14:10 +02:00
parent 7b22d61fb1
commit 60a3980561
6 changed files with 29 additions and 3 deletions
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14
src/video_core/renderer_vulkan/vk_rasterizer.cpp
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@ -627,9 +627,19 @@ void RasterizerVulkan::UpdateDepthBias(Tegra::Engines::Maxwell3D::Regs& regs) {
if (!state_tracker.TouchDepthBias()) {
return;
}
scheduler.Record([constant = regs.polygon_offset_units, clamp = regs.polygon_offset_clamp,
float units = regs.polygon_offset_units / 2.0f;
const bool is_d24 = regs.zeta.format == Tegra::DepthFormat::S8_UINT_Z24_UNORM ||
regs.zeta.format == Tegra::DepthFormat::D24X8_UNORM ||
regs.zeta.format == Tegra::DepthFormat::D24S8_UNORM ||
regs.zeta.format == Tegra::DepthFormat::D24C8_UNORM;
if (is_d24 && !device.SupportsD24DepthBuffer()) {
const double f = static_cast<double>(1ULL << (32 - 24)) / (static_cast<double>(0x1.ep+127));
units = static_cast<float>(static_cast<double>(units) * f);
}
scheduler.Record([constant = units, clamp = regs.polygon_offset_clamp,
factor = regs.polygon_offset_factor](vk::CommandBuffer cmdbuf) {
cmdbuf.SetDepthBias(constant, clamp, factor / 2.0f);
cmdbuf.SetDepthBias(constant, clamp, factor);
});
}

3
src/video_core/renderer_vulkan/vk_state_tracker.h
View file

@ -79,7 +79,8 @@ public:
}
bool TouchDepthBias() {
return Exchange(Dirty::DepthBias, false);
return Exchange(Dirty::DepthBias, false) ||
Exchange(VideoCommon::Dirty::DepthBiasGlobal, false);
}
bool TouchBlendConstants() {