118 lines
3.5 KiB
C++
118 lines
3.5 KiB
C++
/* ******************************************************************************
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*
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*
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* This program and the accompanying materials are made available under the
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* terms of the Apache License, Version 2.0 which is available at
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* https://www.apache.org/licenses/LICENSE-2.0.
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*
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* See the NOTICE file distributed with this work for additional
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* information regarding copyright ownership.
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* SPDX-License-Identifier: Apache-2.0
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******************************************************************************/
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//
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// Created by raver119 on 01/11/17.
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//
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#include <system/op_boilerplate.h>
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#if NOT_EXCLUDED(OP_onehot)
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#include <ops/declarable/CustomOperations.h>
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#include <helpers/ShapeUtils.h>
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#include <ops/declarable/helpers/one_hot.h>
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namespace sd {
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namespace ops {
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CUSTOM_OP_IMPL(onehot, 1, 1, false, -2, -2) {
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auto input = INPUT_VARIABLE(0);
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// FIXME: double?
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double on(1.0f); // T_ARG(0);
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double off(0.0f); //T_ARG(1);
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auto axis = -1; //INT_ARG(0);
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auto depth = -1; //INT_ARG(1);
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if (block.numI() > 0)
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axis = INT_ARG(0);
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if (block.numI() > 1) {
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depth = INT_ARG(1);
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} else if (block.width() > 1) {
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depth = INPUT_VARIABLE(1)->e<int>(0);
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}
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REQUIRE_TRUE(depth > 0, 0, "OneHot: depth must be positive value");
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if (block.width() > 2) {
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on = INPUT_VARIABLE(2)->e<double>(0);
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if (block.width() > 3)
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off = INPUT_VARIABLE(3)->e<double>(0);
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} else if (block.numT() > 0) {
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on = T_ARG(0);
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if (block.numT() > 1)
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off = T_ARG(1);
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}
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auto output = OUTPUT_VARIABLE(0);
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if (axis < 0)
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axis = output->rankOf() + axis;
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helpers::onehot(block.launchContext(), input, output, axis, depth, on, off);
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return Status::OK();
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}
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DECLARE_SHAPE_FN(onehot) {
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auto inShape = inputShape->at(0);
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sd::DataType dtype = block.numD() > 0 ? D_ARG(0) : sd::DataType::FLOAT32;
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int depth = -1;
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Nd4jLong axis = -1;
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if (block.numI() > 0)
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axis = INT_ARG(0);
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if (block.numI() > 1) {
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depth = INT_ARG(1);
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} else if (block.width() > 1) {
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depth = INPUT_VARIABLE(1)->e<int>(0);
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}
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REQUIRE_TRUE(depth > 0, 0, "OneHot: depth must be positive value");
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int rank = shape::rank(inShape);
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if (axis < 0)
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axis = rank + 1 + axis;
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std::vector<Nd4jLong> shape;
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for (int e = 0; e < rank; e++)
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shape.push_back(shape::shapeOf(inShape)[e]);
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shape.insert(shape.begin() + axis, depth);
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auto newShape = ConstantShapeHelper::getInstance().createShapeInfo(dtype, 'c', rank + 1, shape.data());
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return SHAPELIST(newShape);
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}
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DECLARE_TYPES(onehot) {
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getOpDescriptor()
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->setAllowedInputTypes(sd::DataType::ANY)
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->setAllowedOutputTypes({ALL_FLOATS, ALL_INTS});
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}
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}
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}
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#endif |