86 lines
2.9 KiB
C++
86 lines
2.9 KiB
C++
// Copyright 2020 The Dawn Authors
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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 <cstdlib>
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#include <memory>
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#include <utility>
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#include "GLFW/glfw3.h"
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#include "dawn/common/Platform.h"
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#include "webgpu/webgpu_glfw.h"
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#if DAWN_PLATFORM_IS(WINDOWS)
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#define GLFW_EXPOSE_NATIVE_WIN32
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#endif
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#if defined(DAWN_USE_X11)
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#define GLFW_EXPOSE_NATIVE_X11
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#endif
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#if defined(DAWN_USE_WAYLAND)
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#define GLFW_EXPOSE_NATIVE_WAYLAND
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#endif
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#include "GLFW/glfw3native.h"
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namespace wgpu::glfw {
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wgpu::Surface CreateSurfaceForWindow(const wgpu::Instance& instance, GLFWwindow* window) {
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std::unique_ptr<wgpu::ChainedStruct> chainedDescriptor =
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SetupWindowAndGetSurfaceDescriptor(window);
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wgpu::SurfaceDescriptor descriptor;
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descriptor.nextInChain = chainedDescriptor.get();
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wgpu::Surface surface = instance.CreateSurface(&descriptor);
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return surface;
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}
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// SetupWindowAndGetSurfaceDescriptorCocoa defined in GLFWUtils_metal.mm
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std::unique_ptr<wgpu::ChainedStruct> SetupWindowAndGetSurfaceDescriptorCocoa(GLFWwindow* window);
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std::unique_ptr<wgpu::ChainedStruct> SetupWindowAndGetSurfaceDescriptor(GLFWwindow* window) {
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#if DAWN_PLATFORM_IS(WINDOWS)
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std::unique_ptr<wgpu::SurfaceDescriptorFromWindowsHWND> desc =
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std::make_unique<wgpu::SurfaceDescriptorFromWindowsHWND>();
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desc->hwnd = glfwGetWin32Window(window);
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desc->hinstance = GetModuleHandle(nullptr);
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return std::move(desc);
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#elif defined(DAWN_ENABLE_BACKEND_METAL)
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return SetupWindowAndGetSurfaceDescriptorCocoa(window);
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#elif defined(DAWN_USE_WAYLAND) || defined(DAWN_USE_X11)
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#if defined(GLFW_PLATFORM_WAYLAND) && defined(DAWN_USE_WAYLAND)
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if (glfwGetPlatform() == GLFW_PLATFORM_WAYLAND) {
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std::unique_ptr<wgpu::SurfaceDescriptorFromWaylandSurface> desc =
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std::make_unique<wgpu::SurfaceDescriptorFromWaylandSurface>();
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desc->display = glfwGetWaylandDisplay();
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desc->surface = glfwGetWaylandWindow(window);
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return std::move(desc);
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} else // NOLINT(readability/braces)
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#endif
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#if defined(DAWN_USE_X11)
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{
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std::unique_ptr<wgpu::SurfaceDescriptorFromXlibWindow> desc =
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std::make_unique<wgpu::SurfaceDescriptorFromXlibWindow>();
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desc->display = glfwGetX11Display();
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desc->window = glfwGetX11Window(window);
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return std::move(desc);
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}
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#else
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{ return nullptr; }
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#endif
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#else
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return nullptr;
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#endif
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}
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} // namespace wgpu::glfw
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