50 lines
1.6 KiB
C++
50 lines
1.6 KiB
C++
/*
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* Copyright (C) 2019 The Android Open Source Project
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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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*/
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#ifndef TNT_FILAMENT_BACKEND_PLATFORMS_VULKANPLATFORM_H
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#define TNT_FILAMENT_BACKEND_PLATFORMS_VULKANPLATFORM_H
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#include <backend/Platform.h>
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namespace filament::backend {
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/**
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* A Platform interface that creates a Vulkan backend.
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*/
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class VulkanPlatform : public Platform {
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public:
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struct SurfaceBundle {
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void* surface;
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// On certain platforms, the extent of the surface cannot be queried from Vulkan. In those
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// situations, we allow the frontend to pass in the extent to use in creating the swap
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// chains. Platform implementation should set extent to 0 if they do not expect to set the
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// swap chain extent.
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uint32_t width;
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uint32_t height;
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};
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// Given a Vulkan instance and native window handle, creates the platform-specific surface.
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virtual SurfaceBundle createVkSurfaceKHR(void* nativeWindow, void* instance,
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uint64_t flags) noexcept = 0;
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~VulkanPlatform() override;
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};
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} // namespace filament::backend
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#endif //TNT_FILAMENT_BACKEND_PLATFORMS_VULKANPLATFORM_H
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