COMPMID-344 Updated doxygen

Change-Id: I32f7b84daa560e460b77216add529c8fa8b327ae
diff --git a/arm_compute/core/NEON/kernels/NEFillArrayKernel.h b/arm_compute/core/NEON/kernels/NEFillArrayKernel.h
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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_NEFILLARRAYKERNEL_H__
+#define __ARM_COMPUTE_NEFILLARRAYKERNEL_H__
+
+#include "arm_compute/core/IArray.h"
+#include "arm_compute/core/NEON/INEKernel.h"
+#include "arm_compute/core/Types.h"
+
+#include <cstdint>
+
+namespace arm_compute
+{
+class ITensor;
+using IImage = ITensor;
+
+/** This kernel adds all texels greater than or equal to the threshold value to the keypoint array. */
+class NEFillArrayKernel : public INEKernel
+{
+public:
+    /** Default contructor */
+    NEFillArrayKernel();
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    NEFillArrayKernel(const NEFillArrayKernel &) = delete;
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    NEFillArrayKernel &operator=(const NEFillArrayKernel &) = delete;
+    /** Allow instances of this class to be moved */
+    NEFillArrayKernel(NEFillArrayKernel &&) = default;
+    /** Allow instances of this class to be moved */
+    NEFillArrayKernel &operator=(NEFillArrayKernel &&) = default;
+    /** Default detructor */
+    ~NEFillArrayKernel() = default;
+
+    /** Initialise the kernel.
+     *
+     * @param[in]  input     Source image. Data type supported: U8.
+     * @param[in]  threshold Texels greater than the threshold will be added to the array.
+     * @param[out] output    Arrays of keypoints to store the results.
+     */
+    void configure(const IImage *input, uint8_t threshold, IKeyPointArray *output);
+
+    // Inherited methods overridden:
+    void run(const Window &window) override;
+    bool is_parallelisable() const override;
+
+private:
+    const IImage   *_input;
+    IKeyPointArray *_output;
+    uint8_t         _threshold;
+};
+}
+#endif