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 "include/gpu/vk/GrVkVulkan.h"
10
11 #include "tools/sk_app/win/WindowContextFactory_win.h"
12
13 #include "tools/sk_app/VulkanWindowContext.h"
14 #include "tools/sk_app/win/Window_win.h"
15
16 #include "src/gpu/vk/GrVkInterface.h"
17 #include "src/gpu/vk/GrVkUtil.h"
18
19 #include "tools/gpu/vk/VkTestUtils.h"
20
21 #include <Windows.h>
22
23 namespace sk_app {
24 namespace window_context_factory {
25
MakeVulkanForWin(HWND hwnd,const DisplayParams & params)26 std::unique_ptr<WindowContext> MakeVulkanForWin(HWND hwnd, const DisplayParams& params) {
27 PFN_vkGetInstanceProcAddr instProc;
28 if (!sk_gpu_test::LoadVkLibraryAndGetProcAddrFuncs(&instProc)) {
29 return nullptr;
30 }
31
32 auto createVkSurface = [hwnd, instProc] (VkInstance instance) -> VkSurfaceKHR {
33 static PFN_vkCreateWin32SurfaceKHR createWin32SurfaceKHR = nullptr;
34 if (!createWin32SurfaceKHR) {
35 createWin32SurfaceKHR = (PFN_vkCreateWin32SurfaceKHR)
36 instProc(instance, "vkCreateWin32SurfaceKHR");
37 }
38 HINSTANCE hinstance = GetModuleHandle(0);
39 VkSurfaceKHR surface;
40
41 VkWin32SurfaceCreateInfoKHR surfaceCreateInfo;
42 memset(&surfaceCreateInfo, 0, sizeof(VkWin32SurfaceCreateInfoKHR));
43 surfaceCreateInfo.sType = VK_STRUCTURE_TYPE_WIN32_SURFACE_CREATE_INFO_KHR;
44 surfaceCreateInfo.pNext = nullptr;
45 surfaceCreateInfo.flags = 0;
46 surfaceCreateInfo.hinstance = hinstance;
47 surfaceCreateInfo.hwnd = hwnd;
48
49 VkResult res = createWin32SurfaceKHR(instance, &surfaceCreateInfo, nullptr, &surface);
50 if (VK_SUCCESS != res) {
51 return VK_NULL_HANDLE;
52 }
53
54 return surface;
55 };
56
57 auto canPresent = [instProc] (VkInstance instance, VkPhysicalDevice physDev,
58 uint32_t queueFamilyIndex) {
59 static PFN_vkGetPhysicalDeviceWin32PresentationSupportKHR
60 getPhysicalDeviceWin32PresentationSupportKHR = nullptr;
61 if (!getPhysicalDeviceWin32PresentationSupportKHR) {
62 getPhysicalDeviceWin32PresentationSupportKHR =
63 (PFN_vkGetPhysicalDeviceWin32PresentationSupportKHR)
64 instProc(instance, "vkGetPhysicalDeviceWin32PresentationSupportKHR");
65 }
66
67 VkBool32 check = getPhysicalDeviceWin32PresentationSupportKHR(physDev, queueFamilyIndex);
68 return (VK_FALSE != check);
69 };
70
71 std::unique_ptr<WindowContext> ctx(
72 new VulkanWindowContext(params, createVkSurface, canPresent, instProc));
73 if (!ctx->isValid()) {
74 return nullptr;
75 }
76 return ctx;
77 }
78
79 } // namespace window_context_factory
80 } // namespace sk_app
81