| /* |
| * 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_GRAPH_INODE_H__ |
| #define __ARM_COMPUTE_GRAPH_INODE_H__ |
| |
| #include "arm_compute/graph/GraphContext.h" |
| #include "arm_compute/graph/ITensorObject.h" |
| #include "arm_compute/graph/Types.h" |
| #include "arm_compute/runtime/IFunction.h" |
| |
| #include <memory> |
| |
| namespace arm_compute |
| { |
| namespace graph |
| { |
| /** Node interface */ |
| class INode |
| { |
| public: |
| /** Virtual Destructor */ |
| virtual ~INode() = default; |
| /** Interface to be implemented that instantiates the node |
| * |
| * @param[in] ctx Graph context to be used |
| * @param[in] input Input tensor of the node |
| * @param[in] output Output tensor of the node |
| */ |
| virtual std::unique_ptr<arm_compute::IFunction> instantiate_node(GraphContext &ctx, ITensorObject *input, ITensorObject *output) = 0; |
| /** Override the existing target hint |
| * |
| * @note If the input is DONT_CARE then the method has to pick a technology, |
| * else it can accept the hint or override it (But not with DONT_CARE) |
| * |
| * @param[in] target_hint Target hint to be considered |
| * |
| * @return The updated target hint |
| */ |
| TargetHint override_target_hint(TargetHint target_hint) const; |
| |
| protected: |
| /** Interface to be implement that override the hints |
| * |
| * @param[in] hints Hints to be considered |
| * |
| * @return The updated hints |
| */ |
| virtual GraphHints node_override_hints(GraphHints hints) const; |
| |
| protected: |
| TargetHint _target_hint{ TargetHint::DONT_CARE }; |
| }; |
| } // namespace graph |
| } // namespace arm_compute |
| #endif /* __ARM_COMPUTE_GRAPH_INODE_H__ */ |