1 files changed, 70 insertions, 0 deletions
diff --git a/arm_compute/core/CPP/kernels/CPPSortEuclideanDistanceKernel.h b/arm_compute/core/CPP/kernels/CPPSortEuclideanDistanceKernel.h
new file mode 100644
index 0000000000..b7a7d9ff9f
--- /dev/null
+++ b/arm_compute/core/CPP/kernels/CPPSortEuclideanDistanceKernel.h
@@ -0,0 +1,70 @@
+/*
+ * 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_CPPSORTEUCLIDEANDISTANCEKERNEL_H__
+#define __ARM_COMPUTE_CPPSORTEUCLIDEANDISTANCEKERNEL_H__
+
+#include "arm_compute/core/CPP/ICPPKernel.h"
+#include "arm_compute/core/IArray.h"
+
+#include <cstdint>
+#include <mutex>
+
+namespace arm_compute
+{
+/** CPP kernel to perform sorting and euclidean distance */
+class CPPSortEuclideanDistanceKernel : public ICPPKernel
+{
+public:
+    /** Default constructor */
+    CPPSortEuclideanDistanceKernel();
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    CPPSortEuclideanDistanceKernel(const CPPSortEuclideanDistanceKernel &) = delete;
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    CPPSortEuclideanDistanceKernel &operator=(const CPPSortEuclideanDistanceKernel &) = delete;
+    /** Allow instances of this class to be moved */
+    CPPSortEuclideanDistanceKernel(CPPSortEuclideanDistanceKernel &&) = default;
+    /** Allow instances of this class to be moved */
+    CPPSortEuclideanDistanceKernel &operator=(CPPSortEuclideanDistanceKernel &&) = default;
+    /** Initialise the kernel's source, destination and border mode.
+     *
+     * @param[in,out] in_out                Input internal keypoints. Marked as out as the kernel writes 0 in the strength member.
+     * @param[out]    output                Output keypoints.
+     * @param[in]     num_corner_candidates Pointer to the number of corner candidates in the input array
+     * @param[in]     min_distance          Radial Euclidean distance to use
+     */
+    void configure(InternalKeypoint *in_out, IKeyPointArray *output, const int32_t *num_corner_candidates, float min_distance);
+
+    // Inherited methods overridden:
+    void run(const Window &window) override;
+    bool is_parallelisable() const override;
+
+private:
+    const int32_t    *_num_corner_candidates; /**< Number of corner candidates */
+    float             _min_distance;          /**< Radial Euclidean distance */
+    InternalKeypoint *_in_out;                /**< Source array of InternalKeypoint */
+    IKeyPointArray   *_output;                /**< Destination array of IKeyPointArray */
+};
+
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_CPPSORTEUCLIDEANDISTANCEKERNEL_H__ */