mirror of
https://github.com/KytyPS5/KytyPS5.git
synced 2026-10-27 16:02:37 +00:00
78 lines
2.5 KiB
C++
78 lines
2.5 KiB
C++
#include "graphics/rt/hardware.h"
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#include "common/assert.h"
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#include "common/logging/log.h"
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#include <algorithm>
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#include <cstring>
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namespace Libs::Graphics {
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namespace {
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bool ExtensionAvailable(const std::vector<vk::ExtensionProperties>& available, const char* name) {
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return std::ranges::any_of(available, [name](const auto& extension) {
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return std::strcmp(extension.extensionName, name) == 0;
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});
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}
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void AppendExtensionIfMissing(std::vector<const char*>& extensions, const char* name) {
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if (std::ranges::none_of(extensions, [name](const char* extension) {
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return std::strcmp(extension, name) == 0;
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})) {
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extensions.push_back(name);
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}
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}
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} // namespace
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void GraphicContext::AppendHardwareRayTracingDeviceExtensions(
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const std::vector<vk::ExtensionProperties>& available_extensions,
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std::vector<const char*>& device_extensions) {
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const char* required[] = {
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VK_KHR_BUFFER_DEVICE_ADDRESS_EXTENSION_NAME,
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VK_KHR_DEFERRED_HOST_OPERATIONS_EXTENSION_NAME,
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VK_KHR_ACCELERATION_STRUCTURE_EXTENSION_NAME,
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VK_KHR_RAY_QUERY_EXTENSION_NAME,
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};
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for (const auto* extension: required) {
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if (!ExtensionAvailable(available_extensions, extension)) {
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LOGF("Vulkan RT: extension %s is unavailable; hardware ray tracing disabled\n",
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extension);
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rt_extensions_enabled = false;
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return;
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}
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}
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for (const auto* extension: required) {
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AppendExtensionIfMissing(device_extensions, extension);
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}
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if (ExtensionAvailable(available_extensions, VK_KHR_SPIRV_1_4_EXTENSION_NAME)) {
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AppendExtensionIfMissing(device_extensions, VK_KHR_SPIRV_1_4_EXTENSION_NAME);
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}
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if (ExtensionAvailable(available_extensions, VK_KHR_SHADER_FLOAT_CONTROLS_EXTENSION_NAME)) {
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AppendExtensionIfMissing(device_extensions, VK_KHR_SHADER_FLOAT_CONTROLS_EXTENSION_NAME);
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}
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rt_extensions_enabled = true;
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LOGF("Vulkan RT: enabling hardware ray query extensions\n");
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}
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void GraphicContext::LoadHardwareRayTracingFunctions() const {
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EXIT_IF(device == nullptr);
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if (!rt_extensions_enabled) {
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return;
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}
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const auto& dispatcher = VULKAN_HPP_DEFAULT_DISPATCHER;
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if (dispatcher.vkGetBufferDeviceAddressKHR == nullptr ||
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dispatcher.vkCreateAccelerationStructureKHR == nullptr ||
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dispatcher.vkDestroyAccelerationStructureKHR == nullptr ||
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dispatcher.vkGetAccelerationStructureBuildSizesKHR == nullptr ||
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dispatcher.vkCmdBuildAccelerationStructuresKHR == nullptr ||
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dispatcher.vkGetAccelerationStructureDeviceAddressKHR == nullptr) {
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EXIT("Vulkan RT: failed to load required device functions\n");
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}
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}
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} // namespace Libs::Graphics
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