1 /*
2 * Copyright 2023 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8 #include "tools/window/win/WindowContextFactory_win.h"
9
10 #include "tools/sk_app/win/Window_win.h"
11 #include "tools/window/GraphiteVulkanWindowContext.h"
12
13 #include "tools/gpu/vk/VkTestUtils.h"
14
15 #include <Windows.h>
16
17 namespace skwindow {
18
MakeGraphiteVulkanForWin(HWND hwnd,const DisplayParams & params)19 std::unique_ptr<WindowContext> MakeGraphiteVulkanForWin(HWND hwnd, const DisplayParams& params) {
20 PFN_vkGetInstanceProcAddr instProc;
21 if (!sk_gpu_test::LoadVkLibraryAndGetProcAddrFuncs(&instProc)) {
22 return nullptr;
23 }
24
25 auto createVkSurface = [hwnd, instProc] (VkInstance instance) -> VkSurfaceKHR {
26 static PFN_vkCreateWin32SurfaceKHR createWin32SurfaceKHR = nullptr;
27 if (!createWin32SurfaceKHR) {
28 createWin32SurfaceKHR = (PFN_vkCreateWin32SurfaceKHR)
29 instProc(instance, "vkCreateWin32SurfaceKHR");
30 }
31 HINSTANCE hinstance = GetModuleHandle(0);
32 VkSurfaceKHR surface;
33
34 VkWin32SurfaceCreateInfoKHR surfaceCreateInfo;
35 memset(&surfaceCreateInfo, 0, sizeof(VkWin32SurfaceCreateInfoKHR));
36 surfaceCreateInfo.sType = VK_STRUCTURE_TYPE_WIN32_SURFACE_CREATE_INFO_KHR;
37 surfaceCreateInfo.pNext = nullptr;
38 surfaceCreateInfo.flags = 0;
39 surfaceCreateInfo.hinstance = hinstance;
40 surfaceCreateInfo.hwnd = hwnd;
41
42 VkResult res = createWin32SurfaceKHR(instance, &surfaceCreateInfo, nullptr, &surface);
43 if (VK_SUCCESS != res) {
44 return VK_NULL_HANDLE;
45 }
46
47 return surface;
48 };
49
50 auto canPresent = [instProc] (VkInstance instance, VkPhysicalDevice physDev,
51 uint32_t queueFamilyIndex) {
52 static PFN_vkGetPhysicalDeviceWin32PresentationSupportKHR
53 getPhysicalDeviceWin32PresentationSupportKHR = nullptr;
54 if (!getPhysicalDeviceWin32PresentationSupportKHR) {
55 getPhysicalDeviceWin32PresentationSupportKHR =
56 (PFN_vkGetPhysicalDeviceWin32PresentationSupportKHR)
57 instProc(instance, "vkGetPhysicalDeviceWin32PresentationSupportKHR");
58 }
59
60 VkBool32 check = getPhysicalDeviceWin32PresentationSupportKHR(physDev, queueFamilyIndex);
61 return (VK_FALSE != check);
62 };
63
64 std::unique_ptr<WindowContext> ctx(
65 new internal::GraphiteVulkanWindowContext(params, createVkSurface,
66 canPresent, instProc));
67 if (!ctx->isValid()) {
68 return nullptr;
69 }
70 return ctx;
71 }
72
73 } // namespace skwindow
74