@tensorflow/tfjs-core
Version:
Hardware-accelerated JavaScript library for machine intelligence
38 lines • 1.82 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 });
var packing_util_1 = require("../packing_util");
var shader_compiler_1 = require("./shader_compiler");
var UnpackProgram = /** @class */ (function () {
function UnpackProgram(outputShape) {
this.variableNames = ['A'];
this.packedInputs = true;
this.packedOutput = false;
this.outputShape = outputShape;
var rank = outputShape.length;
var channels = packing_util_1.getChannels('rc', rank);
var dtype = shader_compiler_1.getCoordsDataType(rank);
var sourceCoords = packing_util_1.getSourceCoords(rank, channels);
var innerDims = channels.slice(-2);
var coords = rank <= 1 ? 'rc' : "vec2(" + innerDims.join(',') + ")";
this.userCode = "\n void main() {\n " + dtype + " rc = getOutputCoords();\n vec4 packedInput = getA(" + sourceCoords + ");\n\n setOutput(getChannel(packedInput, " + coords + "));\n }\n ";
}
return UnpackProgram;
}());
exports.UnpackProgram = UnpackProgram;
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