/** * @license * Copyright 2020 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * ============================================================================= */ import { All, backend_util, util } from '@tensorflow/tfjs-core'; import { reduce } from '../kernel_utils/reduce'; import { reshape } from './Reshape'; import { transpose } from './Transpose'; export function all(args) { const { inputs, backend, attrs } = args; const { x } = inputs; const { axis, keepDims } = attrs; const xRank = x.shape.length; const origAxes = util.parseAxisParam(axis, x.shape); let axes = origAxes; const permutedAxes = backend_util.getAxesPermutation(axes, xRank); let permutedX = x; if (permutedAxes != null) { permutedX = transpose({ inputs: { x }, backend, attrs: { perm: permutedAxes } }); axes = backend_util.getInnerMostAxes(axes.length, xRank); } backend_util.assertAxesAreInnerMostDims('all', axes, xRank); const [outShape, reduceShape] = backend_util.computeOutAndReduceShapes(permutedX.shape, axes); const inSize = util.sizeFromShape(reduceShape); const a2D = reshape({ inputs: { x: permutedX }, backend, attrs: { shape: [-1, inSize] } }); const reduced = reduce(a2D, a2D.dtype, 'all', backend); let res; if (keepDims) { const newShape = backend_util.expandShapeToKeepDim(outShape, origAxes); res = reshape({ inputs: { x: reduced }, backend, attrs: { shape: newShape } }); } else { res = reshape({ inputs: { x: reduced }, backend, attrs: { shape: outShape } }); } backend.disposeIntermediateTensorInfo(a2D); backend.disposeIntermediateTensorInfo(reduced); if (permutedAxes != null) { backend.disposeIntermediateTensorInfo(permutedX); } return res; } export const allConfig = { kernelName: All, backendName: 'webgl', kernelFunc: all }; //# 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