"use strict";
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/**
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* @license
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* Copyright 2018 Google LLC. All Rights Reserved.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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* =============================================================================
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*/
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Object.defineProperty(exports, "__esModule", { value: true });
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var packing_util_1 = require("../packing_util");
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var shader_compiler_1 = require("./shader_compiler");
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var UnpackProgram = /** @class */ (function () {
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function UnpackProgram(outputShape) {
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this.variableNames = ['A'];
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this.packedInputs = true;
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this.packedOutput = false;
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this.outputShape = outputShape;
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var rank = outputShape.length;
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var channels = packing_util_1.getChannels('rc', rank);
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var dtype = shader_compiler_1.getCoordsDataType(rank);
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var sourceCoords = packing_util_1.getSourceCoords(rank, channels);
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var innerDims = channels.slice(-2);
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var coords = rank <= 1 ? 'rc' : "vec2(" + innerDims.join(',') + ")";
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this.userCode = "\n void main() {\n " + dtype + " rc = getOutputCoords();\n vec4 packedInput = getA(" + sourceCoords + ");\n\n setOutput(getChannel(packedInput, " + coords + "));\n }\n ";
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}
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return UnpackProgram;
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}());
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exports.UnpackProgram = UnpackProgram;
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//# sourceMappingURL=unpack_gpu.js.map
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