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authorAnthony Barbier <anthony.barbier@arm.com>2017-09-04 18:44:23 +0100
committerAnthony Barbier <anthony.barbier@arm.com>2018-09-17 13:03:09 +0100
commit6ff3b19ee6120edf015fad8caab2991faa3070af (patch)
treea7a6dcd16dfd56d79fa1b56a313caeebcc939b68 /arm_compute/runtime/CL/CLArray.h
downloadComputeLibrary-6ff3b19ee6120edf015fad8caab2991faa3070af.tar.gz
COMPMID-344 Updated doxygen
Change-Id: I32f7b84daa560e460b77216add529c8fa8b327ae
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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_CLARRAY_H__
+#define __ARM_COMPUTE_CLARRAY_H__
+
+#include "arm_compute/core/CL/ICLArray.h"
+#include "arm_compute/core/CL/OpenCL.h"
+#include "arm_compute/core/Error.h"
+#include "arm_compute/core/Types.h"
+#include "arm_compute/runtime/CL/CLScheduler.h"
+
+namespace arm_compute
+{
+/** CLArray implementation */
+template <class T>
+class CLArray : public ICLArray<T>
+{
+public:
+ /** Prevent instances of this class from being copied (As this class contains pointers) */
+ CLArray(const CLArray &) = delete;
+ /** Prevent instances of this class from being copied (As this class contains pointers) */
+ const CLArray &operator=(const CLArray &) = delete;
+ /** Constructor: initializes an array which can contain up to max_num_points values
+ *
+ * @param[in] max_num_values Maximum number of values the array will be able to stored
+ */
+ CLArray(size_t max_num_values)
+ : ICLArray<T>(max_num_values), _buffer(cl::Buffer(CLScheduler::get().context(), CL_MEM_ALLOC_HOST_PTR | CL_MEM_READ_WRITE, max_num_values * sizeof(T)))
+ {
+ }
+ /** 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)
+ {
+ ICLArray<T>::map(CLScheduler::get().queue(), blocking);
+ }
+ using ICLArray<T>::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()
+ {
+ ICLArray<T>::unmap(CLScheduler::get().queue());
+ }
+ using ICLArray<T>::unmap;
+
+ // Inherited methods overridden:
+ const cl::Buffer &cl_buffer() const override
+ {
+ return _buffer;
+ }
+
+protected:
+ // Inherited methods overridden:
+ uint8_t *do_map(cl::CommandQueue &q, bool blocking) override
+ {
+ ARM_COMPUTE_ERROR_ON(nullptr == _buffer.get());
+ return static_cast<uint8_t *>(q.enqueueMapBuffer(_buffer, blocking ? CL_TRUE : CL_FALSE, CL_MAP_READ | CL_MAP_WRITE, 0, this->max_num_values() * sizeof(T)));
+ }
+ void do_unmap(cl::CommandQueue &q, uint8_t *mapping) override
+ {
+ ARM_COMPUTE_ERROR_ON(nullptr == _buffer.get());
+ q.enqueueUnmapMemObject(_buffer, mapping);
+ }
+
+private:
+ cl::Buffer _buffer;
+};
+
+using CLKeyPointArray = CLArray<KeyPoint>;
+using CLCoordinates2DArray = CLArray<Coordinates2D>;
+using CLDetectionWindowArray = CLArray<DetectionWindow>;
+using CLSize2DArray = CLArray<Size2D>;
+using CLUInt8Array = CLArray<cl_uchar>;
+using CLUInt16Array = CLArray<cl_ushort>;
+using CLUInt32Array = CLArray<cl_uint>;
+using CLInt16Array = CLArray<cl_short>;
+using CLInt32Array = CLArray<cl_int>;
+using CLFloatArray = CLArray<cl_float>;
+}
+#endif /* __ARM_COMPUTE_CLARRAY_H__ */