From 6ff3b19ee6120edf015fad8caab2991faa3070af Mon Sep 17 00:00:00 2001
From: Anthony Barbier <anthony.barbier@arm.com>
Date: Mon, 4 Sep 2017 18:44:23 +0100
Subject: COMPMID-344 Updated doxygen

Change-Id: I32f7b84daa560e460b77216add529c8fa8b327ae
---
 arm_compute/runtime/CL/CLSubTensor.h | 99 ++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 arm_compute/runtime/CL/CLSubTensor.h

(limited to 'arm_compute/runtime/CL/CLSubTensor.h')

diff --git a/arm_compute/runtime/CL/CLSubTensor.h b/arm_compute/runtime/CL/CLSubTensor.h
new file mode 100644
index 0000000000..4bab164779
--- /dev/null
+++ b/arm_compute/runtime/CL/CLSubTensor.h
@@ -0,0 +1,99 @@
+/*
+ * Copyright (c) 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_CLSUBTENSOR_H__
+#define __ARM_COMPUTE_CLSUBTENSOR_H__
+
+#include "arm_compute/core/SubTensorInfo.h"
+#include "arm_compute/runtime/CL/CLTensor.h"
+
+#include <cstdint>
+
+namespace arm_compute
+{
+class ITensorInfo;
+
+/** Basic implementation of the OpenCL sub-tensor interface */
+class CLSubTensor : public ICLTensor
+{
+public:
+    /** Constructor
+     *
+     * @param[in] parent       Parent tensor
+     * @param[in] tensor_shape Shape of the subtensor
+     * @param[in] coords       Coordinates of the first subtensor element inside the parent tensor.
+     */
+    CLSubTensor(ICLTensor *parent, const TensorShape &tensor_shape, const Coordinates &coords);
+    /** Destructor: free the tensor's memory */
+    ~CLSubTensor() = default;
+    /** Restrict instances of this class to be copy constructed */
+    CLSubTensor(const CLSubTensor &) = delete;
+    /** Restrict instances of this class to be copied */
+    CLSubTensor &operator=(const CLSubTensor &) = delete;
+    /** Allow instances of this class to be move constructed */
+    CLSubTensor(CLSubTensor &&) = default;
+    /** Allow instances of this class to be moved */
+    CLSubTensor &operator=(CLSubTensor &&) = default;
+
+    /** Enqueue a map operation of the allocated buffer.
+     *
+     * @note Mapping a subtensor will lead to the mapping of the whole parent tensor for now.
+     *
+     * @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 ICLTensor::map;
+    /** Enqueue an unmap operation of the allocated and mapped buffer.
+     *
+     * @note Unmapping a subtensor will lead to the unmapping of the whole parent tensor for now.
+     *
+     * @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 ICLTensor::unmap;
+
+    /** Return the parent tensor of the subtensor
+     *
+     * @return Parent tensor
+     */
+    ICLTensor *parent();
+
+    // Inherited methods overridden:
+    ITensorInfo      *info() const override;
+    ITensorInfo      *info() override;
+    const cl::Buffer &cl_buffer() const override;
+
+protected:
+    // Inherited methods overridden:
+    uint8_t *do_map(cl::CommandQueue &q, bool blocking) override;
+    void do_unmap(cl::CommandQueue &q) override;
+
+private:
+    ICLTensor            *_parent;
+    mutable SubTensorInfo _info;
+};
+}
+#endif /*__ARM_COMPUTE_CLSUBTENSOR_H__ */
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