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112 lines
3.1 KiB
112 lines
3.1 KiB
// Copyright 2021 The SwiftShader Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "Window.hpp"
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#if USE_HEADLESS_SURFACE
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Window::Window(vk::Instance instance, vk::Extent2D windowSize)
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: instance(instance)
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{
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vk::HeadlessSurfaceCreateInfoEXT surfaceCreateInfo;
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surface = instance.createHeadlessSurfaceEXT(surfaceCreateInfo);
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assert(surface);
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}
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Window::~Window()
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{
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instance.destroySurfaceKHR(surface, nullptr);
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}
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vk::SurfaceKHR Window::getSurface()
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{
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return surface;
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}
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void Window::show()
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{
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}
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#elif defined(_WIN32)
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Window::Window(vk::Instance instance, vk::Extent2D windowSize)
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: instance(instance)
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{
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windowClass.cbSize = sizeof(WNDCLASSEX);
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windowClass.style = CS_HREDRAW | CS_VREDRAW;
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windowClass.lpfnWndProc = DefWindowProc;
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windowClass.cbClsExtra = 0;
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windowClass.cbWndExtra = 0;
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windowClass.hInstance = moduleInstance;
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windowClass.hIcon = LoadIcon(NULL, IDI_APPLICATION);
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windowClass.hCursor = LoadCursor(NULL, IDC_ARROW);
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windowClass.hbrBackground = (HBRUSH)GetStockObject(BLACK_BRUSH);
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windowClass.lpszMenuName = NULL;
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windowClass.lpszClassName = "Window";
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windowClass.hIconSm = LoadIcon(NULL, IDI_WINLOGO);
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RegisterClassEx(&windowClass);
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DWORD style = WS_OVERLAPPEDWINDOW | WS_CLIPSIBLINGS | WS_CLIPCHILDREN;
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DWORD extendedStyle = WS_EX_APPWINDOW | WS_EX_WINDOWEDGE;
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RECT windowRect;
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windowRect.left = 0L;
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windowRect.top = 0L;
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windowRect.right = (long)windowSize.width;
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windowRect.bottom = (long)windowSize.height;
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AdjustWindowRectEx(&windowRect, style, FALSE, extendedStyle);
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uint32_t x = (GetSystemMetrics(SM_CXSCREEN) - windowRect.right) / 2;
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uint32_t y = (GetSystemMetrics(SM_CYSCREEN) - windowRect.bottom) / 2;
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window = CreateWindowEx(extendedStyle, "Window", "Hello",
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style | WS_CLIPSIBLINGS | WS_CLIPCHILDREN,
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x, y,
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windowRect.right - windowRect.left,
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windowRect.bottom - windowRect.top,
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NULL, NULL, moduleInstance, NULL);
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SetForegroundWindow(window);
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SetFocus(window);
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// Create the Vulkan surface
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vk::Win32SurfaceCreateInfoKHR surfaceCreateInfo;
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surfaceCreateInfo.hinstance = moduleInstance;
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surfaceCreateInfo.hwnd = window;
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surface = instance.createWin32SurfaceKHR(surfaceCreateInfo);
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assert(surface);
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}
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Window::~Window()
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{
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instance.destroySurfaceKHR(surface, nullptr);
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DestroyWindow(window);
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UnregisterClass("Window", moduleInstance);
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}
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vk::SurfaceKHR Window::getSurface()
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{
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return surface;
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}
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void Window::show()
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{
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ShowWindow(window, SW_SHOW);
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}
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#else
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# error Window class unimplemented for this platform
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#endif
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