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Wire Win32 semaphore handles into FSR3 wrapper bridge payload

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Kelsi 2026-03-09 01:33:39 -07:00
parent 61cb2df400
commit d06d1df873
3 changed files with 43 additions and 5 deletions
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32
src/rendering/renderer.cpp
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@ -58,6 +58,7 @@
#include "rendering/vk_pipeline.hpp"
#include "rendering/vk_utils.hpp"
#include "rendering/amd_fsr3_runtime.hpp"
#include "rendering/amd_fsr3_wrapper_abi.h"
#include <imgui.h>
#include <imgui_impl_vulkan.h>
#include <glm/gtc/matrix_transform.hpp>
@ -134,6 +135,23 @@ static uint64_t exportImageMemoryHandleWin32(VkDevice device, PFN_vkGetDevicePro
if (getMemHandle(device, &handleInfo, &outHandle) != VK_SUCCESS || !outHandle) return 0;
return reinterpret_cast<uint64_t>(outHandle);
}
static uint64_t exportSemaphoreHandleWin32(VkDevice device, PFN_vkGetDeviceProcAddr getDeviceProcAddr,
VkSemaphore semaphore) {
if (!device || !getDeviceProcAddr || !semaphore) return 0;
auto getSemHandle = reinterpret_cast<PFN_vkGetSemaphoreWin32HandleKHR>(
getDeviceProcAddr(device, "vkGetSemaphoreWin32HandleKHR"));
if (!getSemHandle) return 0;
VkSemaphoreGetWin32HandleInfoKHR handleInfo{};
handleInfo.sType = VK_STRUCTURE_TYPE_SEMAPHORE_GET_WIN32_HANDLE_INFO_KHR;
handleInfo.semaphore = semaphore;
handleInfo.handleType = VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_OPAQUE_WIN32_BIT;
HANDLE outHandle = nullptr;
if (getSemHandle(device, &handleInfo, &outHandle) != VK_SUCCESS || !outHandle) return 0;
return reinterpret_cast<uint64_t>(outHandle);
}
#endif
static std::vector<std::string> parseEmoteCommands(const std::string& raw) {
@ -4559,6 +4577,20 @@ void Renderer::dispatchAmdFsr3Framegen() {
fgDispatch.externalFlags |= WOWEE_FSR3_WRAPPER_EXTERNAL_FRAMEGEN_OUTPUT_MEMORY;
trackHandle(fgDispatch.frameGenOutputMemoryHandle);
}
const FrameData& frameData = vkCtx->getCurrentFrameData();
fgDispatch.acquireSemaphoreHandle = exportSemaphoreHandleWin32(
device, vkGetDeviceProcAddr, frameData.imageAvailableSemaphore);
if (fgDispatch.acquireSemaphoreHandle) {
fgDispatch.externalFlags |= WOWEE_FSR3_WRAPPER_EXTERNAL_ACQUIRE_SEMAPHORE;
trackHandle(fgDispatch.acquireSemaphoreHandle);
}
fgDispatch.releaseSemaphoreHandle = exportSemaphoreHandleWin32(
device, vkGetDeviceProcAddr, frameData.renderFinishedSemaphore);
if (fgDispatch.releaseSemaphoreHandle) {
fgDispatch.externalFlags |= WOWEE_FSR3_WRAPPER_EXTERNAL_RELEASE_SEMAPHORE;
trackHandle(fgDispatch.releaseSemaphoreHandle);
}
#endif
if (!fsr2_.amdFsr3Runtime->dispatchUpscale(fgDispatch)) {