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render: support overlapping fragment depth feedback

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This commit is contained in:
nmzik
2026-09-07 11:10:04 +04:00
parent 587df9145f
commit 2097ebb414
8 changed files with 286 additions and 84 deletions
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src/graphics/presentation/window/vulkanWindow.cpp
+24 -1
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@@ -623,7 +623,22 @@ static vk::Device VulkanCreateDevice(vk::PhysicalDevice physical_device, const V
supported_features2.sType = vk::StructureType::ePhysicalDeviceFeatures2;
supported_features2.pNext = mesh_extension ? static_cast<void*>(&supported_mesh)
: static_cast<void*>(&supported_features13);
const bool feedback_extensions =
HasExtension(device_extensions, VK_EXT_ATTACHMENT_FEEDBACK_LOOP_LAYOUT_EXTENSION_NAME) &&
HasExtension(device_extensions, VK_EXT_ATTACHMENT_FEEDBACK_LOOP_DYNAMIC_STATE_EXTENSION_NAME);
vk::PhysicalDeviceAttachmentFeedbackLoopLayoutFeaturesEXT feedback_layout {};
vk::PhysicalDeviceAttachmentFeedbackLoopDynamicStateFeaturesEXT feedback_dynamic {};
if (feedback_extensions) {
feedback_dynamic.pNext = supported_features2.pNext;
feedback_layout.pNext = &feedback_dynamic;
supported_features2.pNext = &feedback_layout;
}
physical_device.getFeatures2(&supported_features2);
graphics.attachment_feedback_loop_enabled =
feedback_extensions && feedback_layout.attachmentFeedbackLoopLayout &&
feedback_dynamic.attachmentFeedbackLoopDynamicState;
LOGF("Vulkan depth feedback support: %s\n",
graphics.attachment_feedback_loop_enabled ? "true" : "false");
graphics.mesh_shader_enabled = mesh_extension && supported_mesh.meshShader;
if (graphics.mesh_shader_enabled) {
vk::PhysicalDeviceProperties2 properties {};
@@ -729,8 +744,11 @@ static vk::Device VulkanCreateDevice(vk::PhysicalDevice physical_device, const V
mesh_features.pNext = &features13;
mesh_features.meshShader = graphics.mesh_shader_enabled;
create_info.sType = vk::StructureType::eDeviceCreateInfo;
create_info.pNext =
feedback_dynamic.pNext =
mesh_extension ? static_cast<void*>(&mesh_features) : static_cast<void*>(&features13);
create_info.pNext = graphics.attachment_feedback_loop_enabled
? static_cast<void*>(&feedback_layout)
: feedback_dynamic.pNext;
create_info.flags = {};
create_info.pQueueCreateInfos = &queue_create_info;
create_info.queueCreateInfoCount = 1;
@@ -1117,6 +1135,11 @@ void WindowContext::CreateVulkan() {
device_extensions.push_back(extension);
}
}
if (HasExtension(available_extensions, VK_EXT_ATTACHMENT_FEEDBACK_LOOP_LAYOUT_EXTENSION_NAME) &&
HasExtension(available_extensions, VK_EXT_ATTACHMENT_FEEDBACK_LOOP_DYNAMIC_STATE_EXTENSION_NAME)) {
device_extensions.push_back(VK_EXT_ATTACHMENT_FEEDBACK_LOOP_LAYOUT_EXTENSION_NAME);
device_extensions.push_back(VK_EXT_ATTACHMENT_FEEDBACK_LOOP_DYNAMIC_STATE_EXTENSION_NAME);
}
}
VulkanInitSubgroupSizeControl(graphic_ctx.physical_device, graphic_ctx);