59 lines
1.9 KiB
C++
59 lines
1.9 KiB
C++
/*
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* Copyright (C) 2025 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_BUFFEROBJECTSTREAMDESCRIPTOR_H
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#define TNT_FILAMENT_BACKEND_BUFFEROBJECTSTREAMDESCRIPTOR_H
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#include <backend/Handle.h>
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#include <vector>
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namespace filament::backend {
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/**
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* The type of association between a buffer object and a stream.
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*/
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enum class BufferObjectStreamAssociationType { TRANSFORM_MATRIX };
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/**
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* A descriptor for a buffer object to stream association.
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*/
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class UTILS_PUBLIC BufferObjectStreamDescriptor {
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public:
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//! creates an empty descriptor
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BufferObjectStreamDescriptor() noexcept = default;
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BufferObjectStreamDescriptor(const BufferObjectStreamDescriptor& rhs) = delete;
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BufferObjectStreamDescriptor& operator=(const BufferObjectStreamDescriptor& rhs) = delete;
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BufferObjectStreamDescriptor(BufferObjectStreamDescriptor&& rhs) = default;
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BufferObjectStreamDescriptor& operator=(BufferObjectStreamDescriptor&& rhs) = default;
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// --------------------------------------------------------------------------------------------
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struct StreamDataDescriptor {
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uint32_t offset;
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Handle<HwStream> stream;
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BufferObjectStreamAssociationType associationType;
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};
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std::vector<StreamDataDescriptor> mStreams;
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};
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} // namespace filament::backend
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#endif // TNT_FILAMENT_BACKEND_BUFFEROBJECTSTREAMDESCRIPTOR_H
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