54 lines
2.1 KiB
JavaScript
54 lines
2.1 KiB
JavaScript
"use strict";
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// Licensed under the MIT License.
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.tile = void 0;
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const operators_1 = require("../../../operators");
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const types_1 = require("../types");
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const tile = (inferenceHandler, inputs) => {
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validateInputs(inputs);
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const tileProgramMetadata = {
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name: 'Tile',
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inputNames: ['A'],
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inputTypes: [types_1.TextureType.unpacked],
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};
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const output = inferenceHandler.run(Object.assign(Object.assign({}, tileProgramMetadata), { get: () => createTileProgramInfo(inferenceHandler, inputs, tileProgramMetadata) }), inputs);
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return [output];
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};
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exports.tile = tile;
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const createTileProgramInfo = (handler, inputs, tileProgramMetadata) => {
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const inputShape = inputs[0].dims.slice();
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const outputShape = new Array(inputShape.length);
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const tileOps = [];
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for (let i = 0; i < inputShape.length; i++) {
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outputShape[i] = inputShape[i] * inputs[1].numberData[i];
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tileOps.push(`inputIdx[${i}] = int(mod(float(outputIdx[${i}]), ${inputShape[i]}.));`);
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}
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const rank = outputShape.length;
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const shaderSource = `
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float process(int outputIdx[${rank}]) {
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int inputIdx[${rank}];
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${tileOps.join('\n')}
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return _A(inputIdx);
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}
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`;
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return Object.assign(Object.assign({}, tileProgramMetadata), { output: { dims: outputShape, type: inputs[0].type, textureType: types_1.TextureType.unpacked }, shaderSource });
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};
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const validateInputs = (inputs) => {
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if (!inputs || inputs.length !== 2) {
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throw new Error('Tile requires 2 input.');
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}
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if (inputs[1].dims.length !== 1) {
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throw new Error('The second input shape must 1 dimension.');
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}
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if (inputs[1].dims[0] !== inputs[0].dims.length) {
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throw new Error('Invalid input shape.');
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}
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if (operators_1.NUMBER_TYPES.indexOf(inputs[0].type) === -1) {
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throw new Error('Invalid input type.');
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}
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if (inputs[1].type !== 'int32' && inputs[1].type !== 'int16') {
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throw new Error('Invalid repeat type.');
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}
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};
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//# sourceMappingURL=tile.js.map
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