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// Copyright 2017 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef DAWNNATIVE_D3D12_TEXTURECOPYSPLITTER_H_
#define DAWNNATIVE_D3D12_TEXTURECOPYSPLITTER_H_
#include "dawn_native/dawn_platform.h"
#include <array>
namespace dawn_native { namespace d3d12 {
struct TextureCopySplit {
static constexpr unsigned int kMaxTextureCopyRegions = 2;
struct CopyInfo {
Origin3D textureOffset;
Origin3D bufferOffset;
Extent3D bufferSize;
Extent3D copySize;
};
uint64_t offset = 0;
uint32_t count = 0;
std::array<CopyInfo, kMaxTextureCopyRegions> copies;
};
TextureCopySplit ComputeTextureCopySplit(Origin3D origin,
Extent3D copySize,
uint32_t texelSize,
uint64_t offset,
uint32_t rowPitch,
uint32_t imageHeight);
}} // namespace dawn_native::d3d12
#endif // DAWNNATIVE_D3D12_TEXTURECOPYSPLITTER_H_