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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <vespa/eval/eval/tensor_function.h>
namespace vespalib::eval {
/**
* Tensor function creating a view to a continuous range of cells in
* another tensor. The value type will (typically) change, but the
* cell type must remain the same.
**/
class DenseCellRangeFunction : public tensor_function::Op1
{
private:
size_t _offset;
size_t _length;
public:
DenseCellRangeFunction(const ValueType &result_type,
const TensorFunction &child,
size_t offset, size_t length);
~DenseCellRangeFunction() override;
size_t offset() const { return _offset; }
size_t length() const { return _length; }
InterpretedFunction::Instruction compile_self(const ValueBuilderFactory &factory, Stash &stash) const override;
bool result_is_mutable() const override { return child().result_is_mutable(); }
};
} // namespace
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