src/dawn/native/metal/BindGroupLayoutMTL.h

// Copyright 2020 The Dawn & Tint Authors
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#ifndef SRC_DAWN_NATIVE_METAL_BINDGROUPLAYOUTMTL_H_
#define SRC_DAWN_NATIVE_METAL_BINDGROUPLAYOUTMTL_H_

#include "dawn/common/MutexProtected.h"
#include "dawn/common/SlabAllocator.h"
#include "dawn/native/BindGroupLayoutInternal.h"

namespace dawn::native::metal {

class BindGroup;
class Device;

class BindGroupLayout final : public BindGroupLayoutInternalBase {
  public:
    static Ref<BindGroupLayout> Create(DeviceBase* device,
                                       const BindGroupLayoutDescriptor* descriptor);

    Ref<BindGroup> AllocateBindGroup(Device* device, const BindGroupDescriptor* descriptor);
    void DeallocateBindGroup(BindGroup* bindGroup);

  private:
    BindGroupLayout(DeviceBase* device, const BindGroupLayoutDescriptor* descriptor);
    ~BindGroupLayout() override;

    MutexProtected<SlabAllocator<BindGroup>> mBindGroupAllocator;
};

}  // namespace dawn::native::metal

#endif  // SRC_DAWN_NATIVE_METAL_BINDGROUPLAYOUTMTL_H_