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/sk_app/win/WindowContextFactory_win.h"
10
11 #include "tools/sk_app/VulkanWindowContext.h"
12 #include "tools/sk_app/win/Window_win.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 sk_app {
21 namespace window_context_factory {
22
MakeVulkanForWin(HWND hwnd,const DisplayParams & params)23 std::unique_ptr<WindowContext> MakeVulkanForWin(HWND hwnd, const DisplayParams& params) {
24 PFN_vkGetInstanceProcAddr instProc;
25 if (!sk_gpu_test::LoadVkLibraryAndGetProcAddrFuncs(&instProc)) {
26 return nullptr;
27 }
28
29 auto createVkSurface = [hwnd, instProc] (VkInstance instance) -> VkSurfaceKHR {
30 static PFN_vkCreateWin32SurfaceKHR createWin32SurfaceKHR = nullptr;
31 if (!createWin32SurfaceKHR) {
32 createWin32SurfaceKHR = (PFN_vkCreateWin32SurfaceKHR)
33 instProc(instance, "vkCreateWin32SurfaceKHR");
34 }
35 HINSTANCE hinstance = GetModuleHandle(0);
36 VkSurfaceKHR surface;
37
38 VkWin32SurfaceCreateInfoKHR surfaceCreateInfo;
39 memset(&surfaceCreateInfo, 0, sizeof(VkWin32SurfaceCreateInfoKHR));
40 surfaceCreateInfo.sType = VK_STRUCTURE_TYPE_WIN32_SURFACE_CREATE_INFO_KHR;
41 surfaceCreateInfo.pNext = nullptr;
42 surfaceCreateInfo.flags = 0;
43 surfaceCreateInfo.hinstance = hinstance;
44 surfaceCreateInfo.hwnd = hwnd;
45
46 VkResult res = createWin32SurfaceKHR(instance, &surfaceCreateInfo, nullptr, &surface);
47 if (VK_SUCCESS != res) {
48 return VK_NULL_HANDLE;
49 }
50
51 return surface;
52 };
53
54 auto canPresent = [instProc] (VkInstance instance, VkPhysicalDevice physDev,
55 uint32_t queueFamilyIndex) {
56 static PFN_vkGetPhysicalDeviceWin32PresentationSupportKHR
57 getPhysicalDeviceWin32PresentationSupportKHR = nullptr;
58 if (!getPhysicalDeviceWin32PresentationSupportKHR) {
59 getPhysicalDeviceWin32PresentationSupportKHR =
60 (PFN_vkGetPhysicalDeviceWin32PresentationSupportKHR)
61 instProc(instance, "vkGetPhysicalDeviceWin32PresentationSupportKHR");
62 }
63
64 VkBool32 check = getPhysicalDeviceWin32PresentationSupportKHR(physDev, queueFamilyIndex);
65 return (VK_FALSE != check);
66 };
67
68 std::unique_ptr<WindowContext> ctx(
69 new VulkanWindowContext(params, createVkSurface, canPresent, instProc));
70 if (!ctx->isValid()) {
71 return nullptr;
72 }
73 return ctx;
74 }
75
76 } // namespace window_context_factory
77 } // namespace sk_app
78