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- /*
- * Copyright 2016 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
- #include "include/gpu/vk/GrVkVulkan.h"
- #include "src/gpu/vk/GrVkInterface.h"
- #include "src/gpu/vk/GrVkUtil.h"
- #include "tools/gpu/vk/VkTestUtils.h"
- #include "tools/sk_app/VulkanWindowContext.h"
- #include "tools/sk_app/unix/WindowContextFactory_unix.h"
- #include <X11/Xlib-xcb.h>
- namespace sk_app {
- namespace window_context_factory {
- WindowContext* NewVulkanForXlib(const XlibWindowInfo& info, const DisplayParams& displayParams) {
- PFN_vkGetInstanceProcAddr instProc;
- PFN_vkGetDeviceProcAddr devProc;
- if (!sk_gpu_test::LoadVkLibraryAndGetProcAddrFuncs(&instProc, &devProc)) {
- return nullptr;
- }
- auto createVkSurface = [&info, instProc](VkInstance instance) -> VkSurfaceKHR {
- static PFN_vkCreateXcbSurfaceKHR createXcbSurfaceKHR = nullptr;
- if (!createXcbSurfaceKHR) {
- createXcbSurfaceKHR =
- (PFN_vkCreateXcbSurfaceKHR) instProc(instance, "vkCreateXcbSurfaceKHR");
- }
- VkSurfaceKHR surface;
- VkXcbSurfaceCreateInfoKHR surfaceCreateInfo;
- memset(&surfaceCreateInfo, 0, sizeof(VkXcbSurfaceCreateInfoKHR));
- surfaceCreateInfo.sType = VK_STRUCTURE_TYPE_XCB_SURFACE_CREATE_INFO_KHR;
- surfaceCreateInfo.pNext = nullptr;
- surfaceCreateInfo.flags = 0;
- surfaceCreateInfo.connection = XGetXCBConnection(info.fDisplay);
- surfaceCreateInfo.window = info.fWindow;
- VkResult res = createXcbSurfaceKHR(instance, &surfaceCreateInfo, nullptr, &surface);
- if (VK_SUCCESS != res) {
- return VK_NULL_HANDLE;
- }
- return surface;
- };
- auto canPresent = [&info, instProc](VkInstance instance, VkPhysicalDevice physDev,
- uint32_t queueFamilyIndex) {
- static PFN_vkGetPhysicalDeviceXcbPresentationSupportKHR
- getPhysicalDeviceXcbPresentationSupportKHR = nullptr;
- if (!getPhysicalDeviceXcbPresentationSupportKHR) {
- getPhysicalDeviceXcbPresentationSupportKHR =
- (PFN_vkGetPhysicalDeviceXcbPresentationSupportKHR)
- instProc(instance, "vkGetPhysicalDeviceXcbPresentationSupportKHR");
- }
- Display* display = info.fDisplay;
- VisualID visualID = info.fVisualInfo->visualid;
- VkBool32 check = getPhysicalDeviceXcbPresentationSupportKHR(physDev,
- queueFamilyIndex,
- XGetXCBConnection(display),
- visualID);
- return (VK_FALSE != check);
- };
- WindowContext* context = new VulkanWindowContext(displayParams, createVkSurface, canPresent,
- instProc, devProc);
- if (!context->isValid()) {
- delete context;
- return nullptr;
- }
- return context;
- }
- } // namespace VulkanWindowContextFactory
- } // namespace sk_app
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