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/*
* Copyright (c) 2016-2019 ARM Limited.
*
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef ARM_COMPUTE_IDISTRIBUTION1D_H
#define ARM_COMPUTE_IDISTRIBUTION1D_H
#include "arm_compute/core/IDistribution.h"
#include <cstddef>
#include <cstdint>
namespace arm_compute
{
/** 1D Distribution interface */
class IDistribution1D : public IDistribution
{
public:
/** Constructor: Creates a 1D Distribution of a consecutive interval [offset, offset + range - 1]
* defined by a start offset and valid range, divided equally into num_bins parts.
*
* @param[in] num_bins The number of bins the distribution is divided in.
* @param[in] offset The start of the values to use.
* @param[in] range The total number of the consecutive values of the distribution interval.
*/
IDistribution1D(size_t num_bins, int32_t offset, uint32_t range);
/** Returns the number of bins that the distribution has.
*
* @return Number of bins of the distribution.
*/
size_t num_bins() const;
/** Returns the offset of the distribution.
*
* @return Offset of the distribution.
*/
int32_t offset() const;
/** Returns the range of the distribution.
*
* @return Range of the distribution.
*/
uint32_t range() const;
/** Returns the window of the distribution, which is the range divided by the number of bins.
*
* @note If range is not divided by the number of bins then it is invalid.
*
* @return Window of the distribution.
*/
uint32_t window() const;
/** Sets the range of the distribution.
*
* @param[in] range New range of the distribution to be set.
*/
void set_range(uint32_t range);
// Inherited methods overridden:
size_t size() const override;
size_t dimensions() const override;
private:
size_t _num_bins; /**< Number of bins. */
int32_t _offset; /**< Offset, which indicate the start of the usable values. */
uint32_t _range; /**< The total number of consecutive values of the distribution interval */
};
}
#endif /* ARM_COMPUTE_IDISTRIBUTION1D_H */
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