xref: /aosp_15_r20/external/ComputeLibrary/arm_compute/graph/nodes/DummyNode.h (revision c217d954acce2dbc11938adb493fc0abd69584f3)
1 /*
2  * Copyright (c) 2018-2019 Arm Limited.
3  *
4  * SPDX-License-Identifier: MIT
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to
8  * deal in the Software without restriction, including without limitation the
9  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10  * sell copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in all
14  * copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22  * SOFTWARE.
23  */
24 #ifndef ARM_COMPUTE_GRAPH_DUMMY_NODE_H
25 #define ARM_COMPUTE_GRAPH_DUMMY_NODE_H
26 
27 #include "arm_compute/graph/INode.h"
28 
29 namespace arm_compute
30 {
31 namespace graph
32 {
33 /** Dummy Layer node
34  *
35  * Dummy layer transforms a given input to a specified output with a given shape.
36  *
37  * @note Used only for debugging/performance reasons.
38  * @note It does not perform any computation at all.
39  * @note Can be used to simulate graphs that they have nodes that are not yet supported.
40  */
41 class DummyNode final : public INode
42 {
43 public:
44     /** Constructor
45      *
46      * @param[in] shape Reshaped tensor shape
47      */
48     DummyNode(TensorShape shape);
49 
50     // Inherited overridden methods:
51     NodeType         type() const override;
52     bool             forward_descriptors() override;
53     TensorDescriptor configure_output(size_t idx) const override;
54     void accept(INodeVisitor &v) override;
55 
56 private:
57     TensorShape _shape;
58 };
59 } // namespace graph
60 } // namespace arm_compute
61 #endif /* ARM_COMPUTE_GRAPH_DUMMY_NODE_H */