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/*
* Copyright (c) 2016, 2017 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_IKERNEL_H__
#define __ARM_COMPUTE_IKERNEL_H__
#include "arm_compute/core/Types.h"
#include "arm_compute/core/Window.h"
namespace arm_compute
{
/** Common information for all the kernels */
class IKernel
{
public:
/** Constructor */
IKernel();
/** Destructor */
virtual ~IKernel() = default;
/** Indicates whether or not the kernel is parallelisable
*
* If the kernel is parallelisable then the window returned by window() can be split into sub-windows
* which can then be run in parallel.
*
* If the kernel is not parallelisable then only the window returned by window() can be passed to run()
*
* @return True if the kernel is parallelisable
*/
virtual bool is_parallelisable() const;
/** The size of the border for that kernel
*
* @return The width in number of elements of the border.
*/
virtual BorderSize border_size() const;
/** The maximum window the kernel can be executed on
*
* @return The maximum window the kernel can be executed on.
*/
const Window &window() const;
protected:
/** Configure the kernel's window
*
* @param[in] window The maximum window which will be returned by window()
*/
void configure(const Window &window);
private:
Window _window;
};
}
#endif /*__ARM_COMPUTE_IKERNEL_H__ */
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