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Vulkan: Add support for unrestricted depth range.

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This commit is contained in:
CrossVR
2025-07-21 05:48:04 +09:00
parent dccd8709d8
commit 0ace5f5d3d
6 changed files with 35 additions and 10 deletions
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9
Source/Core/VideoBackends/Vulkan/VKPipeline.cpp
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@ -368,12 +368,19 @@ std::unique_ptr<VKPipeline> VKPipeline::Create(const AbstractPipelineConfig& con
GetVulkanColorBlendState(config.blending_state, blend_attachment_states.data(),
static_cast<uint32_t>(blend_attachment_states.size()));
static const VkDepthClampRangeEXT clamp_range = {0.0f, MAX_EFB_DEPTH};
static const VkPipelineViewportDepthClampControlCreateInfoEXT depth_clamp_state = {
VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_DEPTH_CLAMP_CONTROL_CREATE_INFO_EXT, nullptr,
VK_DEPTH_CLAMP_MODE_USER_DEFINED_RANGE_EXT, // VkDepthClampModeEXT depthClampMode
&clamp_range // const VkDepthClampRangeEXT* pDepthClampRange
};
// This viewport isn't used, but needs to be specified anyway.
static const VkViewport viewport = {0.0f, 0.0f, 1.0f, 1.0f, 0.0f, 1.0f};
static const VkRect2D scissor = {{0, 0}, {1, 1}};
static const VkPipelineViewportStateCreateInfo viewport_state = {
VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO,
nullptr,
&depth_clamp_state,
0, // VkPipelineViewportStateCreateFlags flags;
1, // uint32_t viewportCount
&viewport, // const VkViewport* pViewports

11
Source/Core/VideoBackends/Vulkan/VulkanContext.cpp
View File

@ -459,6 +459,7 @@ void VulkanContext::PopulateBackendInfo(BackendInfo* backend_info)
backend_info->bSupportsDynamicVertexLoader = true; // Assumed support.
backend_info->bSupportsVSLinePointExpand = true; // Assumed support.
backend_info->bSupportsHDROutput = true; // Assumed support.
backend_info->bSupportsUnrestrictedDepthRange = false; // Dependent on features.
}
void VulkanContext::PopulateBackendInfoAdapters(BackendInfo* backend_info, const GPUList& gpu_list)
@ -663,6 +664,16 @@ bool VulkanContext::SelectDeviceExtensions(bool enable_surface)
AddExtension(VK_KHR_GET_PHYSICAL_DEVICE_PROPERTIES_2_EXTENSION_NAME, false);
AddExtension(VK_EXT_MEMORY_BUDGET_EXTENSION_NAME, false);
if (!DriverDetails::HasBug(DriverDetails::BUG_BROKEN_D32F_CLEAR))
{
// Unrestricted depth range is one of the few extensions that changes the behavior
// of Vulkan just by being enabled, so we rely on lazy evaluation to ensure it is
// not enabled unless depth clamp control is supported.
g_backend_info.bSupportsUnrestrictedDepthRange =
AddExtension(VK_EXT_DEPTH_CLAMP_CONTROL_EXTENSION_NAME, false) &&
AddExtension(VK_EXT_DEPTH_RANGE_UNRESTRICTED_EXTENSION_NAME, false);
}
return true;
}