1 /* 2 * Copyright (c) 2018-2020 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_INODEVISITOR_H 25 #define ARM_COMPUTE_GRAPH_INODEVISITOR_H 26 27 #include "arm_compute/graph/nodes/NodesFwd.h" 28 29 namespace arm_compute 30 { 31 namespace graph 32 { 33 /** Node visitor interface */ 34 class INodeVisitor 35 { 36 public: 37 /** Default destructor. */ 38 virtual ~INodeVisitor() = default; 39 /** Visit INode. 40 * 41 * @param[in] n Node to visit. 42 */ 43 virtual void visit(INode &n) = 0; 44 /** Visit ActivationLayerNode. 45 * 46 * @param[in] n Node to visit. 47 */ 48 virtual void visit(ActivationLayerNode &n) = 0; 49 /** Visit BatchNormalizationLayerNode. 50 * 51 * @param[in] n Node to visit. 52 */ 53 virtual void visit(BatchNormalizationLayerNode &n) = 0; 54 /** Visit ConcatenateLayerNode. 55 * 56 * @param[in] n Node to visit. 57 */ 58 virtual void visit(ConcatenateLayerNode &n) = 0; 59 /** Visit ConstNode. 60 * 61 * @param[in] n Node to visit. 62 */ 63 virtual void visit(ConstNode &n) = 0; 64 /** Visit ConvolutionLayerNode. 65 * 66 * @param[in] n Node to visit. 67 */ 68 virtual void visit(ConvolutionLayerNode &n) = 0; 69 /** Visit DepthwiseConvolutionLayerNode. 70 * 71 * @param[in] n Node to visit. 72 */ 73 virtual void visit(DepthwiseConvolutionLayerNode &n) = 0; 74 /** Visit DequantizationLayerNode. 75 * 76 * @param[in] n Node to visit. 77 */ 78 virtual void visit(DequantizationLayerNode &n) = 0; 79 /** Visit DetectionOutputLayerNode. 80 * 81 * @param[in] n Node to visit. 82 */ 83 virtual void visit(DetectionOutputLayerNode &n) = 0; 84 /** Visit DetectionPostProcessLayerNode. 85 * 86 * @param[in] n Node to visit. 87 */ 88 virtual void visit(DetectionPostProcessLayerNode &n) = 0; 89 /** Visit EltwiseLayerNode. 90 * 91 * @param[in] n Node to visit. 92 */ 93 virtual void visit(EltwiseLayerNode &n) = 0; 94 /** Visit FlattenLayerNode. 95 * 96 * @param[in] n Node to visit. 97 */ 98 virtual void visit(FlattenLayerNode &n) = 0; 99 /** Visit FullyConnectedLayerNode. 100 * 101 * @param[in] n Node to visit. 102 */ 103 virtual void visit(FullyConnectedLayerNode &n) = 0; 104 /** Visit FusedConvolutionBatchNormalizationNode. 105 * 106 * @param[in] n Node to visit. 107 */ 108 virtual void visit(FusedConvolutionBatchNormalizationNode &n) = 0; 109 /** Visit FusedDepthwiseConvolutionBatchNormalizationNode. 110 * 111 * @param[in] n Node to visit. 112 */ 113 virtual void visit(FusedDepthwiseConvolutionBatchNormalizationNode &n) = 0; 114 /** Visit InputNode. 115 * 116 * @param[in] n Node to visit. 117 */ 118 virtual void visit(InputNode &n) = 0; 119 /** Visit NormalizationLayerNode. 120 * 121 * @param[in] n Node to visit. 122 */ 123 virtual void visit(NormalizationLayerNode &n) = 0; 124 /** Visit OutputNode. 125 * 126 * @param[in] n Node to visit. 127 */ 128 virtual void visit(OutputNode &n) = 0; 129 /** Visit PermuteLayerNode. 130 * 131 * @param[in] n Node to visit. 132 */ 133 virtual void visit(PermuteLayerNode &n) = 0; 134 /** Visit PreluLayerNode. 135 * 136 * @param[in] n Node to visit. 137 */ 138 virtual void visit(PReluLayerNode &n) = 0; 139 /** Visit PoolingLayerNode. 140 * 141 * @param[in] n Node to visit. 142 */ 143 virtual void visit(PoolingLayerNode &n) = 0; 144 /** Visit PrintLayerNode. 145 * 146 * @param[in] n Node to visit. 147 */ 148 virtual void visit(PrintLayerNode &n) = 0; 149 /** Visit PriorBoxLayerNode. 150 * 151 * @param[in] n Node to visit. 152 */ 153 virtual void visit(PriorBoxLayerNode &n) = 0; 154 /** Visit QuantizationLayerNode. 155 * 156 * @param[in] n Node to visit. 157 */ 158 virtual void visit(QuantizationLayerNode &n) = 0; 159 /** Visit ReshapeLayerNode. 160 * 161 * @param[in] n Node to visit. 162 */ 163 virtual void visit(ReshapeLayerNode &n) = 0; 164 /** Visit SoftmaxLayerNode. 165 * 166 * @param[in] n Node to visit. 167 */ 168 virtual void visit(SoftmaxLayerNode &n) = 0; 169 /** Visit SplitLayerNode. 170 * 171 * @param[in] n Node to visit. 172 */ 173 virtual void visit(SplitLayerNode &n) = 0; 174 /** Visit StackLayerNode. 175 * 176 * @param[in] n Node to visit. 177 */ 178 virtual void visit(StackLayerNode &n) = 0; 179 }; 180 181 /** Default visitor implementation 182 * 183 * Implements visit methods by calling a default function. 184 * Inherit from DefaultNodeVisitor if you don't want to provide specific implementation for all nodes. 185 */ 186 class DefaultNodeVisitor : public INodeVisitor 187 { 188 public: 189 /** Default destructor */ 190 virtual ~DefaultNodeVisitor() = default; 191 192 #ifndef DOXYGEN_SKIP_THIS 193 // Inherited methods overridden visit(INode &)194 virtual void visit(INode &) override 195 { 196 default_visit(); 197 } visit(ActivationLayerNode &)198 virtual void visit(ActivationLayerNode &) override 199 { 200 default_visit(); 201 } visit(BatchNormalizationLayerNode &)202 virtual void visit(BatchNormalizationLayerNode &) override 203 { 204 default_visit(); 205 } visit(ConcatenateLayerNode &)206 virtual void visit(ConcatenateLayerNode &) override 207 { 208 default_visit(); 209 } visit(ConstNode &)210 virtual void visit(ConstNode &) override 211 { 212 default_visit(); 213 } visit(ConvolutionLayerNode &)214 virtual void visit(ConvolutionLayerNode &) override 215 { 216 default_visit(); 217 } visit(DequantizationLayerNode &)218 virtual void visit(DequantizationLayerNode &) override 219 { 220 default_visit(); 221 } visit(DetectionOutputLayerNode &)222 virtual void visit(DetectionOutputLayerNode &) override 223 { 224 default_visit(); 225 } visit(DetectionPostProcessLayerNode &)226 virtual void visit(DetectionPostProcessLayerNode &) override 227 { 228 default_visit(); 229 } visit(DepthwiseConvolutionLayerNode &)230 virtual void visit(DepthwiseConvolutionLayerNode &) override 231 { 232 default_visit(); 233 } visit(EltwiseLayerNode &)234 virtual void visit(EltwiseLayerNode &) override 235 { 236 default_visit(); 237 } visit(FlattenLayerNode &)238 virtual void visit(FlattenLayerNode &) override 239 { 240 default_visit(); 241 } visit(FullyConnectedLayerNode &)242 virtual void visit(FullyConnectedLayerNode &) override 243 { 244 default_visit(); 245 } visit(FusedConvolutionBatchNormalizationNode &)246 virtual void visit(FusedConvolutionBatchNormalizationNode &) override 247 { 248 default_visit(); 249 } visit(FusedDepthwiseConvolutionBatchNormalizationNode &)250 virtual void visit(FusedDepthwiseConvolutionBatchNormalizationNode &) override 251 { 252 default_visit(); 253 } visit(InputNode &)254 virtual void visit(InputNode &) override 255 { 256 default_visit(); 257 } visit(NormalizationLayerNode &)258 virtual void visit(NormalizationLayerNode &) override 259 { 260 default_visit(); 261 } visit(OutputNode &)262 virtual void visit(OutputNode &) override 263 { 264 default_visit(); 265 } visit(PermuteLayerNode &)266 virtual void visit(PermuteLayerNode &) override 267 { 268 default_visit(); 269 } visit(PoolingLayerNode &)270 virtual void visit(PoolingLayerNode &) override 271 { 272 default_visit(); 273 } visit(PReluLayerNode &)274 virtual void visit(PReluLayerNode &) override 275 { 276 default_visit(); 277 } visit(PrintLayerNode &)278 virtual void visit(PrintLayerNode &) override 279 { 280 default_visit(); 281 } visit(PriorBoxLayerNode &)282 virtual void visit(PriorBoxLayerNode &) override 283 { 284 default_visit(); 285 } visit(QuantizationLayerNode &)286 virtual void visit(QuantizationLayerNode &) override 287 { 288 default_visit(); 289 } visit(ReshapeLayerNode &)290 virtual void visit(ReshapeLayerNode &) override 291 { 292 default_visit(); 293 } visit(SoftmaxLayerNode &)294 virtual void visit(SoftmaxLayerNode &) override 295 { 296 default_visit(); 297 } visit(SplitLayerNode &)298 virtual void visit(SplitLayerNode &) override 299 { 300 default_visit(); 301 } visit(StackLayerNode &)302 virtual void visit(StackLayerNode &) override 303 { 304 default_visit(); 305 } 306 #endif /* DOXYGEN_SKIP_THIS */ 307 308 /** Function to be overloaded by the client and implement default behavior for the 309 * non-overloaded visitors 310 */ 311 virtual void default_visit() = 0; 312 }; 313 } // namespace graph 314 } // namespace arm_compute 315 #endif /* ARM_COMPUTE_GRAPH_INODEVISITOR_H */ 316