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vk_instance: Remove usage of depth clamp control

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This commit is contained in:
IndecisiveTurtle 2025-07-15 17:29:58 +03:00
parent bf623d4f85
commit eefe8bdfca
6 changed files with 6 additions and 98 deletions
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27
src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp
View File

@ -140,31 +140,14 @@ GraphicsPipeline::GraphicsPipeline(
.sampleShadingEnable = false,
};
const vk::DepthClampRangeEXT depth_clamp_range = {
.minDepthClamp = key.min_depth_clamp,
.maxDepthClamp = key.max_depth_clamp,
const vk::PipelineViewportDepthClipControlCreateInfoEXT clip_control = {
.negativeOneToOne = key.clip_space == Liverpool::ClipSpace::MinusWToW,
};
vk::StructureChain viewport_chain = {
vk::PipelineViewportStateCreateInfo{},
vk::PipelineViewportDepthClipControlCreateInfoEXT{
.negativeOneToOne = key.clip_space == Liverpool::ClipSpace::MinusWToW,
},
vk::PipelineViewportDepthClampControlCreateInfoEXT{
.depthClampMode = key.depth_clamp_user_defined_range
? vk::DepthClampModeEXT::eUserDefinedRange
: vk::DepthClampModeEXT::eViewportRange,
.pDepthClampRange = &depth_clamp_range,
},
const vk::PipelineViewportStateCreateInfo viewport_info = {
.pNext = instance.IsDepthClipControlSupported() ? &clip_control : nullptr,
};
if (!instance.IsDepthClampControlSupported()) {
viewport_chain.unlink<vk::PipelineViewportDepthClampControlCreateInfoEXT>();
}
if (!instance.IsDepthClipControlSupported()) {
viewport_chain.unlink<vk::PipelineViewportDepthClipControlCreateInfoEXT>();
}
boost::container::static_vector<vk::DynamicState, 32> dynamic_states = {
vk::DynamicState::eViewportWithCount, vk::DynamicState::eScissorWithCount,
vk::DynamicState::eBlendConstants, vk::DynamicState::eDepthTestEnable,
@ -339,7 +322,7 @@ GraphicsPipeline::GraphicsPipeline(
.pVertexInputState = !instance.IsVertexInputDynamicState() ? &vertex_input_info : nullptr,
.pInputAssemblyState = &input_assembly,
.pTessellationState = &tessellation_state,
.pViewportState = &viewport_chain.get(),
.pViewportState = &viewport_info,
.pRasterizationState = &raster_chain.get(),
.pMultisampleState = &multisampling,
.pColorBlendState = &color_blending,

3
src/video_core/renderer_vulkan/vk_graphics_pipeline.h
View File

@ -48,9 +48,6 @@ struct GraphicsPipelineKey {
Liverpool::DepthBuffer::ZFormat z_format : 2;
Liverpool::DepthBuffer::StencilFormat stencil_format : 1;
u32 depth_clamp_enable : 1;
u32 depth_clamp_user_defined_range : 1;
float min_depth_clamp;
float max_depth_clamp;
};
struct {
AmdGpu::PrimitiveType prim_type : 5;

7
src/video_core/renderer_vulkan/vk_instance.cpp
View File

@ -271,7 +271,6 @@ bool Instance::CreateDevice() {
custom_border_color = add_extension(VK_EXT_CUSTOM_BORDER_COLOR_EXTENSION_NAME);
depth_clip_control = add_extension(VK_EXT_DEPTH_CLIP_CONTROL_EXTENSION_NAME);
depth_clip_enable = add_extension(VK_EXT_DEPTH_CLIP_ENABLE_EXTENSION_NAME);
depth_clamp_control = add_extension(VK_EXT_DEPTH_CLAMP_CONTROL_EXTENSION_NAME);
vertex_input_dynamic_state = add_extension(VK_EXT_VERTEX_INPUT_DYNAMIC_STATE_EXTENSION_NAME);
list_restart = add_extension(VK_EXT_PRIMITIVE_TOPOLOGY_LIST_RESTART_EXTENSION_NAME);
fragment_shader_barycentric = add_extension(VK_KHR_FRAGMENT_SHADER_BARYCENTRIC_EXTENSION_NAME);
@ -426,9 +425,6 @@ bool Instance::CreateDevice() {
vk::PhysicalDeviceDepthClipEnableFeaturesEXT{
.depthClipEnable = true,
},
vk::PhysicalDeviceDepthClampControlFeaturesEXT{
.depthClampControl = true,
},
vk::PhysicalDeviceRobustness2FeaturesEXT{
.robustBufferAccess2 = robustness2_features.robustBufferAccess2,
.robustImageAccess2 = robustness2_features.robustImageAccess2,
@ -504,9 +500,6 @@ bool Instance::CreateDevice() {
if (!depth_clip_enable) {
device_chain.unlink<vk::PhysicalDeviceDepthClipEnableFeaturesEXT>();
}
if (!depth_clamp_control) {
device_chain.unlink<vk::PhysicalDeviceDepthClampControlFeaturesEXT>();
}
if (!robustness2) {
device_chain.unlink<vk::PhysicalDeviceRobustness2FeaturesEXT>();
}

6
src/video_core/renderer_vulkan/vk_instance.h
View File

@ -114,11 +114,6 @@ public:
return depth_clip_enable;
}
/// Returns true when VK_EXT_depth_clamp_control is supported
bool IsDepthClampControlSupported() const {
return depth_clamp_control;
}
/// Returns true when VK_EXT_depth_range_unrestricted is supported
bool IsDepthRangeUnrestrictedSupported() const {
return depth_range_unrestricted;
@ -420,7 +415,6 @@ private:
bool fragment_shader_barycentric{};
bool depth_clip_control{};
bool depth_clip_enable{};
bool depth_clamp_control{};
bool depth_range_unrestricted{};
bool dynamic_state_3{};
bool vertex_input_dynamic_state{};

59
src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
View File

@ -290,6 +290,7 @@ bool PipelineCache::RefreshGraphicsKey() {
key.stencil_format = regs.depth_buffer.StencilValid()
? regs.depth_buffer.stencil_info.format.Value()
: Liverpool::DepthBuffer::StencilFormat::Invalid;
key.depth_clamp_enable = !regs.depth_render_override.disable_viewport_clamp;
key.depth_clip_enable = regs.clipper_control.ZclipEnable();
key.clip_space = regs.clipper_control.clip_space;
key.provoking_vtx_last = regs.polygon_control.provoking_vtx_last;
@ -298,8 +299,6 @@ bool PipelineCache::RefreshGraphicsKey() {
key.logic_op = regs.color_control.rop3;
key.num_samples = regs.NumSamples();
RefreshDepthClampRange();
const bool skip_cb_binding =
regs.color_control.mode == AmdGpu::Liverpool::ColorControl::OperationMode::Disable;
@ -488,62 +487,6 @@ bool PipelineCache::RefreshGraphicsKey() {
return true;
}
void PipelineCache::RefreshDepthClampRange() {
auto& regs = liverpool->regs;
auto& key = graphics_key;
key.depth_clamp_enable = !regs.depth_render_override.disable_viewport_clamp;
if (key.z_format == Liverpool::DepthBuffer::ZFormat::Invalid || !key.depth_clamp_enable) {
return;
}
bool depth_clamp_can_use_viewport_range = true;
bool depth_clamp_is_same_on_all_viewports = true;
float zmin = std::numeric_limits<float>::max();
float zmax = std::numeric_limits<float>::max();
const auto& vp_ctl = regs.viewport_control;
for (u32 i = 0; i < Liverpool::NumViewports; i++) {
const auto& vp = regs.viewports[i];
const auto& vp_d = regs.viewport_depths[i];
if (vp.xscale == 0) {
continue;
}
const auto zoffset = vp_ctl.zoffset_enable ? vp.zoffset : 0.f;
const auto zscale = vp_ctl.zscale_enable ? vp.zscale : 1.f;
float min_depth;
float max_depth;
if (regs.clipper_control.clip_space == AmdGpu::Liverpool::ClipSpace::MinusWToW) {
min_depth = zoffset - zscale;
max_depth = zoffset + zscale;
} else {
min_depth = zoffset;
max_depth = zoffset + zscale;
}
if (zmin == std::numeric_limits<float>::max()) {
zmin = vp_d.zmin;
zmax = vp_d.zmax;
}
depth_clamp_is_same_on_all_viewports &= (zmin == vp_d.zmin && zmax == vp_d.zmax);
depth_clamp_can_use_viewport_range &= (min_depth == vp_d.zmin && max_depth == vp_d.zmax);
}
if (zmin == std::numeric_limits<float>::max()) {
return;
}
if (!depth_clamp_can_use_viewport_range && !depth_clamp_is_same_on_all_viewports) {
LOG_ERROR(Render_Vulkan,
"Viewport depth clamping configuration cannot be accurately emulated");
}
key.depth_clamp_user_defined_range = !depth_clamp_can_use_viewport_range;
if (key.depth_clamp_user_defined_range) {
key.min_depth_clamp = zmin;
key.max_depth_clamp = zmax;
}
}
bool PipelineCache::RefreshComputeKey() {
Shader::Backend::Bindings binding{};
const auto& cs_pgm = liverpool->GetCsRegs();

2
src/video_core/renderer_vulkan/vk_pipeline_cache.h
View File

@ -76,8 +76,6 @@ private:
bool RefreshGraphicsKey();
bool RefreshComputeKey();
void RefreshDepthClampRange();
void DumpShader(std::span<const u32> code, u64 hash, Shader::Stage stage, size_t perm_idx,
std::string_view ext);
std::optional<std::vector<u32>> GetShaderPatch(u64 hash, Shader::Stage stage, size_t perm_idx,