@tensorflow/tfjs-core
Version:
Hardware-accelerated JavaScript library for machine intelligence
42 lines • 1.64 kB
JavaScript
;
/**
* @license
* Copyright 2019 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 tile kernel shared between webgl and cpu for string
* tensors only.
*/
var array_ops_1 = require("../ops/array_ops");
function tile(xBuf, reps) {
var newShape = new Array(xBuf.rank);
for (var i = 0; i < newShape.length; i++) {
newShape[i] = xBuf.shape[i] * reps[i];
}
var result = array_ops_1.buffer(newShape, xBuf.dtype);
for (var i = 0; i < result.values.length; ++i) {
var newLoc = result.indexToLoc(i);
var originalLoc = new Array(xBuf.rank);
for (var j = 0; j < originalLoc.length; j++) {
originalLoc[j] = newLoc[j] % xBuf.shape[j];
}
var originalIndex = xBuf.locToIndex(originalLoc);
result.values[i] = xBuf.values[originalIndex];
}
return result.toTensor();
}
exports.tile = tile;
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