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/GraphiteNativeVulkanWindowContext.h"
12
13 #include "tools/gpu/vk/VkTestUtils.h"
14
15 #include <Windows.h>
16
17 namespace skwindow {
18
MakeGraphiteVulkanForWin(HWND hwnd,std::unique_ptr<const DisplayParams> params)19 std::unique_ptr<WindowContext> MakeGraphiteVulkanForWin(
20 HWND hwnd, std::unique_ptr<const DisplayParams> params) {
21 PFN_vkGetInstanceProcAddr instProc;
22 if (!sk_gpu_test::LoadVkLibraryAndGetProcAddrFuncs(&instProc)) {
23 return nullptr;
24 }
25
26 auto createVkSurface = [hwnd, instProc] (VkInstance instance) -> VkSurfaceKHR {
27 static PFN_vkCreateWin32SurfaceKHR createWin32SurfaceKHR = nullptr;
28 if (!createWin32SurfaceKHR) {
29 createWin32SurfaceKHR = (PFN_vkCreateWin32SurfaceKHR)
30 instProc(instance, "vkCreateWin32SurfaceKHR");
31 }
32 HINSTANCE hinstance = GetModuleHandle(0);
33 VkSurfaceKHR surface;
34
35 VkWin32SurfaceCreateInfoKHR surfaceCreateInfo;
36 memset(&surfaceCreateInfo, 0, sizeof(VkWin32SurfaceCreateInfoKHR));
37 surfaceCreateInfo.sType = VK_STRUCTURE_TYPE_WIN32_SURFACE_CREATE_INFO_KHR;
38 surfaceCreateInfo.pNext = nullptr;
39 surfaceCreateInfo.flags = 0;
40 surfaceCreateInfo.hinstance = hinstance;
41 surfaceCreateInfo.hwnd = hwnd;
42
43 VkResult res = createWin32SurfaceKHR(instance, &surfaceCreateInfo, nullptr, &surface);
44 if (VK_SUCCESS != res) {
45 return VK_NULL_HANDLE;
46 }
47
48 return surface;
49 };
50
51 auto canPresent = [instProc] (VkInstance instance, VkPhysicalDevice physDev,
52 uint32_t queueFamilyIndex) {
53 static PFN_vkGetPhysicalDeviceWin32PresentationSupportKHR
54 getPhysicalDeviceWin32PresentationSupportKHR = nullptr;
55 if (!getPhysicalDeviceWin32PresentationSupportKHR) {
56 getPhysicalDeviceWin32PresentationSupportKHR =
57 (PFN_vkGetPhysicalDeviceWin32PresentationSupportKHR)
58 instProc(instance, "vkGetPhysicalDeviceWin32PresentationSupportKHR");
59 }
60
61 VkBool32 check = getPhysicalDeviceWin32PresentationSupportKHR(physDev, queueFamilyIndex);
62 return (VK_FALSE != check);
63 };
64
65 std::unique_ptr<WindowContext> ctx(new internal::GraphiteVulkanWindowContext(
66 std::move(params), createVkSurface, canPresent, instProc));
67 if (!ctx->isValid()) {
68 return nullptr;
69 }
70 return ctx;
71 }
72
73 } // namespace skwindow
74