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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 Extent {
uint32_t width = 0;
uint32_t height = 0;
uint32_t depth = 0;
};
struct Origin {
uint32_t x = 0;
uint32_t y = 0;
uint32_t z = 0;
};
struct CopyInfo {
Origin textureOffset;
Origin bufferOffset;
Extent bufferSize;
Extent copySize;
};
uint32_t offset = 0;
uint32_t count = 0;
std::array<CopyInfo, kMaxTextureCopyRegions> copies;
};
TextureCopySplit ComputeTextureCopySplit(uint32_t x,
uint32_t y,
uint32_t z,
uint32_t width,
uint32_t height,
uint32_t depth,
uint32_t texelSize,
uint32_t offset,
uint32_t rowPitch);
}} // namespace dawn_native::d3d12
#endif // DAWNNATIVE_D3D12_TEXTURECOPYSPLITTER_H_