107 lines
3.8 KiB
C++
107 lines
3.8 KiB
C++
/*
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* Copyright (c) 2017-2019 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_GCTENSOR_H
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#define ARM_COMPUTE_GCTENSOR_H
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#include "arm_compute/core/GLES_COMPUTE/IGCTensor.h"
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#include "arm_compute/runtime/GLES_COMPUTE/GCTensorAllocator.h"
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namespace arm_compute
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{
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class ITensorAllocator;
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class ITensorInfo;
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class IRuntimeContext;
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/** Interface for OpenGL ES tensor */
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class GCTensor : public IGCTensor, public IMemoryManageable
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{
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public:
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/** Default constructor
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*
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* @param[in] ctx (Optional) Pointer to the runtime context.
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*
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*/
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GCTensor(IRuntimeContext *ctx = nullptr);
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/** Prevent instances of this class from being copied (As this class contains pointers) */
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GCTensor(const GCTensor &) = delete;
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/** Prevent instances of this class from being copy assigned (As this class contains pointers) */
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GCTensor &operator=(const GCTensor &) = delete;
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/** Allow instances of this class to be moved */
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GCTensor(GCTensor &&) = default;
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/** Allow instances of this class to be moved */
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GCTensor &operator=(GCTensor &&) = default;
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/** Virtual destructor */
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virtual ~GCTensor() = default;
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/** Return a pointer to the tensor's allocator
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*
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* @return A pointer to the tensor's allocator
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*/
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ITensorAllocator *allocator();
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/** Enqueue a map operation of the allocated buffer on the given queue.
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*
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* @param[in] blocking (Optional) 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 before using the returned mapping pointer.
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*
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* @return The mapping address.
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*/
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void map(bool blocking = true);
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/** Enqueue an unmap operation of the allocated and mapped buffer on the given queue.
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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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*/
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void unmap();
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// Inherited methods overridden:
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TensorInfo *info() const override;
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TensorInfo *info() override;
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uint8_t *buffer() const override;
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GLuint gc_buffer() const override;
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void associate_memory_group(IMemoryGroup *memory_group) override;
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protected:
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// Inherited methods overridden:
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uint8_t *do_map(bool blocking) override;
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void do_unmap() override;
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private:
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mutable GCTensorAllocator _allocator; /**< Instance of the OpenGL ES tensor allocator */
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};
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/** OpenGL ES Image */
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using GCImage = GCTensor;
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} // namespace arm_compute
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#endif /*ARM_COMPUTE_GCTENSOR_H */
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