80 lines
3.3 KiB
C++
80 lines
3.3 KiB
C++
/*
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* Copyright (c) 2016-2019 Arm Limited.
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*
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef ARM_COMPUTE_CLDISTRIBUTION1D_H
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#define ARM_COMPUTE_CLDISTRIBUTION1D_H
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#include "arm_compute/core/CL/ICLDistribution1D.h"
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#include "arm_compute/core/CL/OpenCL.h"
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#include <cstddef>
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#include <cstdint>
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namespace arm_compute
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{
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/** CLDistribution1D object class */
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class CLDistribution1D : public ICLDistribution1D
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{
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public:
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/** Constructor: Creates a 1D CLDistribution of a consecutive interval [offset, offset + range - 1]
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* defined by a start offset and valid range, divided equally into num_bins parts.
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*
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* @param[in] num_bins The number of bins the distribution is divided in.
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* @param[in] offset The start of the values to use.
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* @param[in] range The total number of the consecutive values of the distribution interval.
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*/
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CLDistribution1D(size_t num_bins, int32_t offset, uint32_t range);
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/** Prevent instances of this class from being copied (As this class contains pointers) */
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CLDistribution1D(const CLDistribution1D &) = delete;
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/** Prevent instances of this class from being copied (As this class contains pointers) */
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CLDistribution1D &operator=(const CLDistribution1D &) = delete;
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/** Enqueue a map operation of the allocated buffer.
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*
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* @param[in] blocking If true, then the mapping will be ready to use by the time
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* this method returns, else it is the caller's responsibility
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* to flush the queue and wait for the mapping operation to have completed.
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*/
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void map(bool blocking = true);
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using ICLDistribution1D::map;
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/** Enqueue an unmap operation of the allocated and mapped buffer.
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*
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* @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
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* the memory is accessed by the device.
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*/
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void unmap();
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using ICLDistribution1D::unmap;
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// Inherited methods overridden:
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cl::Buffer &cl_buffer() override;
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protected:
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// Inherited methods overridden:
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uint32_t *do_map(cl::CommandQueue &q, bool blocking) override;
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void do_unmap(cl::CommandQueue &q) override;
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private:
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cl::Buffer _mem;
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};
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}
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#endif /* ARM_COMPUTE_CLDISTRIBUTION1D_H */
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