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[vk, texture_cache, vendor] Adding path for hardware resolve on shader stencil export/ MSAA image blits

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CamilleLaVey 2025-11-23 14:46:48 -04:00 • committed by Caio Oliveira
parent 7ba5a3d6a0
commit 66e97f718d
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GPG key ID: AAAE6C7FD4186B0C
3 changed files with 43 additions and 2 deletions
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26
src/video_core/vulkan_common/vulkan_device.cpp
View file

@ -545,9 +545,29 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
}
if (nv_major_version >= 510) {
LOG_WARNING(Render_Vulkan, "NVIDIA Drivers >= 510 do not support MSAA image blits");
LOG_WARNING(Render_Vulkan,
"NVIDIA Drivers >= 510 do not support MSAA->MSAA image blits. "
"MSAA scaling will use 3D helpers. MSAA resolves work normally.");
cant_blit_msaa = true;
}
// Mali/ NVIDIA proprietary drivers: Shader stencil export not supported
// Use hardware depth/stencil blits instead when available
if (!extensions.shader_stencil_export) {
LOG_INFO(Render_Vulkan,
"NVIDIA: VK_EXT_shader_stencil_export not supported, using hardware blits "
"for depth/stencil operations");
LOG_INFO(Render_Vulkan, " D24S8 hardware blit support: {}",
is_blit_depth24_stencil8_supported);
LOG_INFO(Render_Vulkan, " D32S8 hardware blit support: {}",
is_blit_depth32_stencil8_supported);
if (!is_blit_depth24_stencil8_supported && !is_blit_depth32_stencil8_supported) {
LOG_WARNING(Render_Vulkan,
"NVIDIA: Neither shader export nor hardware blits available for "
"depth/stencil. Performance may be degraded.");
}
}
}
sets_per_pool = 64;
@ -586,7 +606,9 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
}
if (is_intel_windows) {
LOG_WARNING(Render_Vulkan, "Intel proprietary drivers do not support MSAA image blits");
LOG_WARNING(Render_Vulkan,
"Intel proprietary drivers do not support MSAA->MSAA image blits. "
"MSAA scaling will use 3D helpers. MSAA resolves work normally.");
cant_blit_msaa = true;
}

8
src/video_core/vulkan_common/vulkan_device.h
View file

@ -493,10 +493,18 @@ public:
}
/// Returns true if the device supports VK_EXT_shader_stencil_export.
/// Note: Most Mali/NVIDIA drivers don't support this. Use hardware blits as fallback.
bool IsExtShaderStencilExportSupported() const {
return extensions.shader_stencil_export;
}
/// Returns true if depth/stencil operations can be performed efficiently.
/// Either through shader export or hardware blits.
bool CanPerformDepthStencilOperations() const {
return extensions.shader_stencil_export || is_blit_depth24_stencil8_supported ||
is_blit_depth32_stencil8_supported;
}
/// Returns true if the device supports VK_EXT_depth_range_unrestricted.
bool IsExtDepthRangeUnrestrictedSupported() const {
return extensions.depth_range_unrestricted;