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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_CLDISTRIBUTION1D_H
#define ARM_COMPUTE_CLDISTRIBUTION1D_H
#include "arm_compute/core/CL/ICLDistribution1D.h"
#include "arm_compute/core/CL/OpenCL.h"
#include <cstddef>
#include <cstdint>
namespace arm_compute
{
/** CLDistribution1D object class */
class CLDistribution1D : public ICLDistribution1D
{
public:
/** Constructor: Creates a 1D CLDistribution 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.
*/
CLDistribution1D(size_t num_bins, int32_t offset, uint32_t range);
/** Prevent instances of this class from being copied (As this class contains pointers) */
CLDistribution1D(const CLDistribution1D &) = delete;
/** Prevent instances of this class from being copied (As this class contains pointers) */
CLDistribution1D &operator=(const CLDistribution1D &) = delete;
/** Enqueue a map operation of the allocated buffer.
*
* @param[in] blocking If true, then the mapping will be ready to use by the time
* this method returns, else it is the caller's responsibility
* to flush the queue and wait for the mapping operation to have completed.
*/
void map(bool blocking = true);
using ICLDistribution1D::map;
/** Enqueue an unmap operation of the allocated and mapped buffer.
*
* @note This method simply enqueues the unmap operation, it is the caller's responsibility to flush the queue and make sure the unmap is finished before
* the memory is accessed by the device.
*/
void unmap();
using ICLDistribution1D::unmap;
// Inherited methods overridden:
cl::Buffer &cl_buffer() override;
protected:
// Inherited methods overridden:
uint32_t *do_map(cl::CommandQueue &q, bool blocking) override;
void do_unmap(cl::CommandQueue &q) override;
private:
cl::Buffer _mem;
};
}
#endif /* ARM_COMPUTE_CLDISTRIBUTION1D_H */
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