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 #include "src/gpu/ganesh/vk/GrVkUtil.h"
14 #include "tools/gpu/vk/VkTestUtils.h"
15
16 #include <Windows.h>
17
18 namespace skwindow {
19
MakeVulkanForWin(HWND hwnd,std::unique_ptr<const DisplayParams> params)20 std::unique_ptr<WindowContext> MakeVulkanForWin(HWND hwnd,
21 std::unique_ptr<const DisplayParams> params) {
22 PFN_vkGetInstanceProcAddr instProc;
23 if (!sk_gpu_test::LoadVkLibraryAndGetProcAddrFuncs(&instProc)) {
24 return nullptr;
25 }
26
27 auto createVkSurface = [hwnd, instProc] (VkInstance instance) -> VkSurfaceKHR {
28 static PFN_vkCreateWin32SurfaceKHR createWin32SurfaceKHR = nullptr;
29 if (!createWin32SurfaceKHR) {
30 createWin32SurfaceKHR = (PFN_vkCreateWin32SurfaceKHR)
31 instProc(instance, "vkCreateWin32SurfaceKHR");
32 }
33 HINSTANCE hinstance = GetModuleHandle(0);
34 VkSurfaceKHR surface;
35
36 VkWin32SurfaceCreateInfoKHR surfaceCreateInfo;
37 memset(&surfaceCreateInfo, 0, sizeof(VkWin32SurfaceCreateInfoKHR));
38 surfaceCreateInfo.sType = VK_STRUCTURE_TYPE_WIN32_SURFACE_CREATE_INFO_KHR;
39 surfaceCreateInfo.pNext = nullptr;
40 surfaceCreateInfo.flags = 0;
41 surfaceCreateInfo.hinstance = hinstance;
42 surfaceCreateInfo.hwnd = hwnd;
43
44 VkResult res = createWin32SurfaceKHR(instance, &surfaceCreateInfo, nullptr, &surface);
45 if (VK_SUCCESS != res) {
46 return VK_NULL_HANDLE;
47 }
48
49 return surface;
50 };
51
52 auto canPresent = [instProc] (VkInstance instance, VkPhysicalDevice physDev,
53 uint32_t queueFamilyIndex) {
54 static PFN_vkGetPhysicalDeviceWin32PresentationSupportKHR
55 getPhysicalDeviceWin32PresentationSupportKHR = nullptr;
56 if (!getPhysicalDeviceWin32PresentationSupportKHR) {
57 getPhysicalDeviceWin32PresentationSupportKHR =
58 (PFN_vkGetPhysicalDeviceWin32PresentationSupportKHR)
59 instProc(instance, "vkGetPhysicalDeviceWin32PresentationSupportKHR");
60 }
61
62 VkBool32 check = getPhysicalDeviceWin32PresentationSupportKHR(physDev, queueFamilyIndex);
63 return (VK_FALSE != check);
64 };
65
66 std::unique_ptr<WindowContext> ctx(new internal::VulkanWindowContext(
67 std::move(params), createVkSurface, canPresent, instProc));
68 if (!ctx->isValid()) {
69 return nullptr;
70 }
71 return ctx;
72 }
73
74 } // namespace skwindow
75