40 lines
955 B
C
40 lines
955 B
C
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/*
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* Copyright 2022 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef skgpu_MtlMemoryAllocator_DEFINED
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#define skgpu_MtlMemoryAllocator_DEFINED
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#ifdef __APPLE__
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#ifdef __OBJC__
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#import <Metal/Metal.h>
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#endif
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namespace skgpu {
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// interface classes for the GPU memory allocator
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class MtlAlloc : public SkRefCnt {
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public:
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~MtlAlloc() override = default;
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};
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#ifdef __OBJC__
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class MtlMemoryAllocator : public SkRefCnt {
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public:
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virtual id<MTLBuffer> newBufferWithLength(NSUInteger length, MTLResourceOptions options,
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sk_sp<MtlAlloc>* allocation) = 0;
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virtual id<MTLTexture> newTextureWithDescriptor(MTLTextureDescriptor* texDesc,
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sk_sp<MtlAlloc>* allocation) = 0;
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};
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#endif
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} // namespace skgpu
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#endif // __APPLE__
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#endif // skgpu_MtlMemoryAllocator_DEFINED
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