From d9eb27597eabe5b7c17520f4f9b3f8a282d72573 Mon Sep 17 00:00:00 2001
From: Georgios Pinitas <georgios.pinitas@arm.com>
Date: Tue, 3 Apr 2018 13:44:29 +0100
Subject: COMPMID-797: Switch to new graph.

- Cleaned up build system

Change-Id: If2faa27ee5b31fa8b972836960ab3ef671059c8d
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/126435
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Pablo Tello <pablo.tello@arm.com>
---
 src/graph/nodes/DepthConcatenateLayerNode.cpp | 133 ++++++++++++++++++++++++++
 1 file changed, 133 insertions(+)
 create mode 100644 src/graph/nodes/DepthConcatenateLayerNode.cpp

(limited to 'src/graph/nodes/DepthConcatenateLayerNode.cpp')

diff --git a/src/graph/nodes/DepthConcatenateLayerNode.cpp b/src/graph/nodes/DepthConcatenateLayerNode.cpp
new file mode 100644
index 0000000000..1c0539744f
--- /dev/null
+++ b/src/graph/nodes/DepthConcatenateLayerNode.cpp
@@ -0,0 +1,133 @@
+/*
+ * Copyright (c) 2018 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.
+ */
+#include "arm_compute/graph/nodes/DepthConcatenateLayerNode.h"
+
+#include "arm_compute/core/Utils.h"
+#include "arm_compute/graph/Graph.h"
+#include "arm_compute/graph/INodeVisitor.h"
+
+namespace arm_compute
+{
+namespace graph
+{
+DepthConcatenateLayerNode::DepthConcatenateLayerNode(unsigned int total_nodes)
+    : _total_nodes(total_nodes), _is_enabled(true)
+{
+    _input_edges.resize(total_nodes, EmptyEdgeID);
+    _outputs.resize(1, NullTensorID);
+}
+
+void DepthConcatenateLayerNode::set_enabled(bool is_enabled)
+{
+    _is_enabled = is_enabled;
+}
+
+bool DepthConcatenateLayerNode::is_enabled() const
+{
+    return _is_enabled;
+}
+
+TensorShape DepthConcatenateLayerNode::compute_output_shape(const std::vector<TensorShape> &input_shapes)
+{
+    ARM_COMPUTE_ERROR_ON(input_shapes.size() == 0);
+
+    TensorShape output_shape = input_shapes[0];
+
+    size_t max_x = 0;
+    size_t max_y = 0;
+    size_t depth = 0;
+
+    for(const auto &shape : input_shapes)
+    {
+        max_x = std::max(shape.x(), max_x);
+        max_y = std::max(shape.y(), max_y);
+        depth += shape.z();
+    }
+
+    output_shape.set(0, max_x);
+    output_shape.set(1, max_y);
+    output_shape.set(2, depth);
+
+    return output_shape;
+}
+
+bool DepthConcatenateLayerNode::forward_descriptors()
+{
+    if(_outputs[0] != NullTensorID)
+    {
+        Tensor *dst = output(0);
+        ARM_COMPUTE_ERROR_ON(dst == nullptr);
+        dst->desc() = configure_output(0);
+        return true;
+    }
+    return false;
+}
+
+TensorDescriptor DepthConcatenateLayerNode::configure_output(size_t idx) const
+{
+    ARM_COMPUTE_UNUSED(idx);
+    ARM_COMPUTE_ERROR_ON(idx >= _outputs.size());
+
+    // Check if all input tensors are set
+    bool are_all_inputs_set = std::all_of(std::begin(_input_edges), std::end(_input_edges), [](const EdgeID & eid)
+    {
+        return eid != EmptyEdgeID;
+    });
+
+    TensorDescriptor output_info = {};
+
+    if(are_all_inputs_set)
+    {
+        std::vector<TensorShape> inputs_shapes;
+        for(unsigned int i = 0; i < _input_edges.size(); ++i)
+        {
+            const Tensor *t = _graph->tensor(input_id(i));
+            ARM_COMPUTE_ERROR_ON(t == nullptr);
+            inputs_shapes.push_back(t->desc().shape);
+        }
+        output_info              = input(0)->desc();
+        TensorShape output_shape = compute_output_shape(inputs_shapes);
+        output_info.shape        = output_shape;
+    }
+
+    return output_info;
+}
+
+Status DepthConcatenateLayerNode::validate()
+{
+    ARM_COMPUTE_UNUSED(_total_nodes);
+    return Status{};
+}
+
+NodeType DepthConcatenateLayerNode::type() const
+{
+    return NodeType::DepthConcatenateLayer;
+}
+
+void DepthConcatenateLayerNode::accept(INodeVisitor &v)
+{
+    v.visit(*this);
+}
+} // namespace graph
+} // namespace arm_compute
\ No newline at end of file
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