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[TEST] Quick change on depth's handling

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This commit is contained in:
CamilleLaVey
2026-08-12 01:30:23 -04:00
parent dba3bfe74b
commit 95759ae726
2 changed files with 32 additions and 17 deletions
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src/video_core/renderer_vulkan/vk_rasterizer.cpp
+31 -16
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@@ -1286,33 +1286,42 @@ 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;
const bool forces_unorm_representation = device.IsExtDepthBiasControlSupported();
if (is_d24 && !device.SupportsD24DepthBuffer()) {
static constexpr const size_t length = sizeof(NEEDS_D24) / sizeof(NEEDS_D24[0]);
static constexpr double GUEST_TO_HOST_UNORM_BITS =
static_cast<double>(1ULL << (32 - 24));
static constexpr const u64* start = NEEDS_D24;
static constexpr const u64* end = NEEDS_D24 + length;
if (forces_unorm_representation) {
units = static_cast<float>(static_cast<double>(units) * GUEST_TO_HOST_UNORM_BITS);
} else {
static constexpr const size_t length = sizeof(NEEDS_D24) / sizeof(NEEDS_D24[0]);
const u64* it = std::find(start, end, program_id);
static constexpr const u64* start = NEEDS_D24;
static constexpr const u64* end = NEEDS_D24 + length;
if (it != end) {
// 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);
const u64* it = std::find(start, end, program_id);
if (it != end) {
// 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 =
GUEST_TO_HOST_UNORM_BITS / (static_cast<double>(0x1.ep+127));
units = static_cast<float>(static_cast<double>(units) * rescale_factor);
}
}
}
scheduler.Record([constant = units, clamp = regs.depth_bias_clamp,
factor = regs.slope_scale_depth_bias, this](vk::CommandBuffer cmdbuf) {
if (device.IsExtDepthBiasControlSupported()) {
static VkDepthBiasRepresentationInfoEXT bias_info{
factor = regs.slope_scale_depth_bias,
forces_unorm_representation, this](vk::CommandBuffer cmdbuf) {
if (forces_unorm_representation) {
const VkDepthBiasRepresentationInfoEXT bias_info{
.sType = VK_STRUCTURE_TYPE_DEPTH_BIAS_REPRESENTATION_INFO_EXT,
.pNext = nullptr,
.depthBiasRepresentation =
VK_DEPTH_BIAS_REPRESENTATION_LEAST_REPRESENTABLE_VALUE_FORCE_UNORM_EXT,
.depthBiasExact = VK_FALSE,
.depthBiasExact = static_cast<VkBool32>(device.HasExactDepthBiasControl()),
};
cmdbuf.SetDepthBias(constant, clamp, factor, &bias_info);
@@ -1336,8 +1345,14 @@ void RasterizerVulkan::UpdateDepthBounds(Tegra::Engines::Maxwell3D::Regs& regs)
if (!state_tracker.TouchDepthBounds()) {
return;
}
scheduler.Record([min = regs.depth_bounds[0], max = regs.depth_bounds[1]](
vk::CommandBuffer cmdbuf) { cmdbuf.SetDepthBounds(min, max); });
float min = regs.depth_bounds[0];
float max = regs.depth_bounds[1];
if (!device.IsExtDepthRangeUnrestrictedSupported()) {
min = std::clamp(min, 0.0f, 1.0f);
max = std::clamp(max, 0.0f, 1.0f);
}
scheduler.Record(
[min, max](vk::CommandBuffer cmdbuf) { cmdbuf.SetDepthBounds(min, max); });
}
void RasterizerVulkan::UpdateStencilFaces(Tegra::Engines::Maxwell3D::Regs& regs) {
src/video_core/vulkan_common/vulkan_wrapper.h
+1 -1
View File
@@ -1529,7 +1529,7 @@ public:
}
void SetDepthBias(float constant_factor, float clamp, float slope_factor,
VkDepthBiasRepresentationInfoEXT* extra) const noexcept {
const VkDepthBiasRepresentationInfoEXT* extra) const noexcept {
VkDepthBiasInfoEXT info{
.sType = VK_STRUCTURE_TYPE_DEPTH_BIAS_INFO_EXT,
.pNext = extra,