cacheView.h

//
// Copyright 2025 Pixar
//
// Licensed under the terms set forth in the LICENSE.txt file available at
// https://openusd.org/license.
//
#ifndef PXR_EXEC_EXEC_CACHE_VIEW_H
#define PXR_EXEC_EXEC_CACHE_VIEW_H
 
#include "pxr/pxr.h"
 
#include "pxr/exec/exec/api.h"
 
#include "pxr/base/tf/span.h"
#include "pxr/exec/vdf/dataManagerFacade.h"
 
#include <optional>
 
PXR_NAMESPACE_OPEN_SCOPE
 
class Exec_ValueExtractor;
class VdfMaskedOutput;
class VtValue;
 
class Exec_CacheView
{
public:
    Exec_CacheView() = default;
 
    EXEC_API
    VtValue Get(int index) const;
 
private:
    friend class Exec_RequestImpl;
    Exec_CacheView(
        const VdfDataManagerFacade dataManager,
        TfSpan<const VdfMaskedOutput> outputs,
        TfSpan<const Exec_ValueExtractor> extractors);
 
private:
    std::optional<const VdfDataManagerFacade> _dataManager;
    const TfSpan<const VdfMaskedOutput> _outputs{};
    const TfSpan<const Exec_ValueExtractor> _extractors{};
};
 
PXR_NAMESPACE_CLOSE_SCOPE
 
#endif