1
2 /*
3 * Copyright 2016 Google Inc.
4 *
5 * Use of this source code is governed by a BSD-style license that can be
6 * found in the LICENSE file.
7 */
8
9 #include "tools/window/win/WindowContextFactory_win.h"
10
11 #include "tools/sk_app/win/Window_win.h"
12 #include "tools/window/VulkanWindowContext.h"
13
14 #include "src/gpu/ganesh/vk/GrVkUtil.h"
15
16 #include "tools/gpu/vk/VkTestUtils.h"
17
18 #include <Windows.h>
19
20 namespace skwindow {
21
MakeVulkanForWin(HWND hwnd,const DisplayParams & params)22 std::unique_ptr<WindowContext> MakeVulkanForWin(HWND hwnd, const DisplayParams& params) {
23 PFN_vkGetInstanceProcAddr instProc;
24 if (!sk_gpu_test::LoadVkLibraryAndGetProcAddrFuncs(&instProc)) {
25 return nullptr;
26 }
27
28 auto createVkSurface = [hwnd, instProc] (VkInstance instance) -> VkSurfaceKHR {
29 static PFN_vkCreateWin32SurfaceKHR createWin32SurfaceKHR = nullptr;
30 if (!createWin32SurfaceKHR) {
31 createWin32SurfaceKHR = (PFN_vkCreateWin32SurfaceKHR)
32 instProc(instance, "vkCreateWin32SurfaceKHR");
33 }
34 HINSTANCE hinstance = GetModuleHandle(0);
35 VkSurfaceKHR surface;
36
37 VkWin32SurfaceCreateInfoKHR surfaceCreateInfo;
38 memset(&surfaceCreateInfo, 0, sizeof(VkWin32SurfaceCreateInfoKHR));
39 surfaceCreateInfo.sType = VK_STRUCTURE_TYPE_WIN32_SURFACE_CREATE_INFO_KHR;
40 surfaceCreateInfo.pNext = nullptr;
41 surfaceCreateInfo.flags = 0;
42 surfaceCreateInfo.hinstance = hinstance;
43 surfaceCreateInfo.hwnd = hwnd;
44
45 VkResult res = createWin32SurfaceKHR(instance, &surfaceCreateInfo, nullptr, &surface);
46 if (VK_SUCCESS != res) {
47 return VK_NULL_HANDLE;
48 }
49
50 return surface;
51 };
52
53 auto canPresent = [instProc] (VkInstance instance, VkPhysicalDevice physDev,
54 uint32_t queueFamilyIndex) {
55 static PFN_vkGetPhysicalDeviceWin32PresentationSupportKHR
56 getPhysicalDeviceWin32PresentationSupportKHR = nullptr;
57 if (!getPhysicalDeviceWin32PresentationSupportKHR) {
58 getPhysicalDeviceWin32PresentationSupportKHR =
59 (PFN_vkGetPhysicalDeviceWin32PresentationSupportKHR)
60 instProc(instance, "vkGetPhysicalDeviceWin32PresentationSupportKHR");
61 }
62
63 VkBool32 check = getPhysicalDeviceWin32PresentationSupportKHR(physDev, queueFamilyIndex);
64 return (VK_FALSE != check);
65 };
66
67 std::unique_ptr<WindowContext> ctx(
68 new internal::VulkanWindowContext(params, createVkSurface, canPresent, instProc));
69 if (!ctx->isValid()) {
70 return nullptr;
71 }
72 return ctx;
73 }
74
75 } // namespace skwindow
76