62 lines
2.4 KiB
Objective-C
62 lines
2.4 KiB
Objective-C
// Copyright 2019 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_METAL_UTILSMETAL_H_
|
|
#define DAWNNATIVE_METAL_UTILSMETAL_H_
|
|
|
|
#include "dawn_native/dawn_platform.h"
|
|
#include "dawn_native/metal/DeviceMTL.h"
|
|
#include "dawn_native/metal/TextureMTL.h"
|
|
|
|
#import <Metal/Metal.h>
|
|
|
|
namespace dawn_native { namespace metal {
|
|
|
|
MTLCompareFunction ToMetalCompareFunction(wgpu::CompareFunction compareFunction);
|
|
|
|
struct TextureBufferCopySplit {
|
|
static constexpr uint32_t kMaxTextureBufferCopyRegions = 3;
|
|
|
|
struct CopyInfo {
|
|
NSUInteger bufferOffset;
|
|
NSUInteger bytesPerRow;
|
|
NSUInteger bytesPerImage;
|
|
Origin3D textureOrigin;
|
|
Extent3D copyExtent;
|
|
};
|
|
|
|
uint32_t count = 0;
|
|
std::array<CopyInfo, kMaxTextureBufferCopyRegions> copies;
|
|
};
|
|
|
|
TextureBufferCopySplit ComputeTextureBufferCopySplit(const Texture* texture,
|
|
uint32_t mipLevel,
|
|
Origin3D origin,
|
|
Extent3D copyExtent,
|
|
uint64_t bufferSize,
|
|
uint64_t bufferOffset,
|
|
uint32_t bytesPerRow,
|
|
uint32_t rowsPerImage,
|
|
Aspect aspect);
|
|
|
|
void EnsureDestinationTextureInitialized(Texture* texture,
|
|
const TextureCopy& dst,
|
|
const Extent3D& size);
|
|
|
|
MTLBlitOption ComputeMTLBlitOption(const Format& format, Aspect aspect);
|
|
|
|
}} // namespace dawn_native::metal
|
|
|
|
#endif // DAWNNATIVE_METAL_UTILSMETAL_H_
|