schemaConfigKey.h

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//
// Copyright 2025 Pixar
//
// Licensed under the terms set forth in the LICENSE.txt file available at
// https://openusd.org/license.
//
#ifndef PXR_EXEC_ESF_SCHEMA_CONFIG_KEY_H
#define PXR_EXEC_ESF_SCHEMA_CONFIG_KEY_H
 
 
#include "pxr/pxr.h"
 
#include "pxr/exec/esf/api.h"
 
PXR_NAMESPACE_OPEN_SCOPE
 
class EsfSchemaConfigKey {
  public:
    constexpr EsfSchemaConfigKey() = default;
 
    constexpr bool operator==(EsfSchemaConfigKey key) const {
        return _key == key._key;
    }
 
    constexpr bool operator!=(EsfSchemaConfigKey key) const {
        return !(*this == key);
    }
 
    template <class HashState>
    friend void TfHashAppend(HashState &h, const EsfSchemaConfigKey key) {
        h.Append(key._key);
    }
 
  private:
    // Derived classes can construct an EsfSchemaConfigKey by calling
    // EsfPrimInterface::CreateEsfSchemaConfigKey.
    //
    friend class EsfObjectInterface;
    constexpr explicit EsfSchemaConfigKey(const void *const key)
        : _key(key)
    {
    }
 
  private:
    const void *_key = nullptr;
};
 
PXR_NAMESPACE_CLOSE_SCOPE
 
#endif