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/core/CL/kernels/CLAccumulateKernel.h | 91 ++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 arm_compute/core/CL/kernels/CLAccumulateKernel.h

(limited to 'arm_compute/core/CL/kernels/CLAccumulateKernel.h')

diff --git a/arm_compute/core/CL/kernels/CLAccumulateKernel.h b/arm_compute/core/CL/kernels/CLAccumulateKernel.h
new file mode 100644
index 0000000000..5c8ffdb404
--- /dev/null
+++ b/arm_compute/core/CL/kernels/CLAccumulateKernel.h
@@ -0,0 +1,91 @@
+/*
+ * 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_CLACCUMULATEKERNEL_H__
+#define __ARM_COMPUTE_CLACCUMULATEKERNEL_H__
+
+#include "arm_compute/core/CL/ICLSimple2DKernel.h"
+
+#include <cstdint>
+
+namespace arm_compute
+{
+class ICLTensor;
+
+/** Interface for the accumulate kernel.
+ *
+ * Accumulation is computed by:
+ * @f[ accum(x,y) = accum(x,y) + input(x,y) @f]
+ */
+class CLAccumulateKernel : public ICLSimple2DKernel
+{
+public:
+    /** Set the input and accumulation tensors.
+     *
+     * @param[in]  input Source tensor. Data types supported: U8.
+     * @param[out] accum Destination tensor. Data types supported: S16.
+     */
+    void configure(const ICLTensor *input, ICLTensor *accum);
+};
+
+/** Interface for the accumulate weighted kernel.
+ *
+ * Weighted accumulation is computed:
+ * @f[ accum(x,y) = (1 - \alpha)*accum(x,y) + \alpha*input(x,y) @f]
+ *
+ * Where @f$ 0 \le \alpha \le 1 @f$
+ * Conceptually, the rounding for this is defined as:
+ * @f[ output(x,y)= uint8( (1 - \alpha) * float32( int32( output(x,y) ) ) + \alpha * float32( int32( input(x,y) ) ) ) @f]
+*/
+class CLAccumulateWeightedKernel : public ICLSimple2DKernel
+{
+public:
+    /** Set the input and accumulation images, and the scale value.
+     *
+     * @param[in]     input Source tensor. Data types supported: U8.
+     * @param[in]     alpha Scalar value in the range [0, 1.0]. Data types supported: F32.
+     * @param[in,out] accum Accumulated tensor. Data types supported: U8.
+     */
+    void configure(const ICLTensor *input, float alpha, ICLTensor *accum);
+};
+
+/** Interface for the accumulate squared kernel.
+ *
+ * The accumulation of squares is computed:
+ * @f[ accum(x,y) = saturate_{int16} ( (uint16) accum(x,y) + (((uint16)(input(x,y)^2)) >> (shift)) ) @f]
+ *
+ * Where @f$ 0 \le shift \le 15 @f$
+*/
+class CLAccumulateSquaredKernel : public ICLSimple2DKernel
+{
+public:
+    /** Set the input and accumulation tensors and the shift value.
+     *
+     * @param[in]     input Source tensor. Data types supported: U8.
+     * @param[in]     shift Shift value in the range of [0, 15]. Data types supported: U32.
+     * @param[in,out] accum Accumulated tensor. Data types supported: S16.
+     */
+    void configure(const ICLTensor *input, uint32_t shift, ICLTensor *accum);
+};
+}
+#endif /*__ARM_COMPUTE_CLACCUMULATEKERNEL_H__ */
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