@tensorflow/tfjs-core
Version:
Hardware-accelerated JavaScript library for machine intelligence
38 lines • 1.5 kB
JavaScript
;
/**
* @license
* Copyright 2018 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.
* =============================================================================
*/
Object.defineProperty(exports, "__esModule", { value: true });
/** An implementation of the Where kernel shared between cpu and webgl */
var array_ops_1 = require("../ops/array_ops");
function whereImpl(condShape, condVals) {
var indices = [];
for (var i = 0; i < condVals.length; i++) {
if (condVals[i]) {
indices.push(i);
}
}
var inBuffer = array_ops_1.buffer(condShape, 'int32');
var out = array_ops_1.buffer([indices.length, condShape.length], 'int32');
for (var i = 0; i < indices.length; i++) {
var loc = inBuffer.indexToLoc(indices[i]);
var offset = i * condShape.length;
out.values.set(loc, offset);
}
return out.toTensor();
}
exports.whereImpl = whereImpl;
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