molstar
Version:
A comprehensive macromolecular library.
41 lines • 1.63 kB
JavaScript
;
/**
* Copyright (c) 2018-2020 mol* contributors, licensed under MIT, See LICENSE file for more info.
*
* @author Alexander Rose <alexander.rose@weirdbyte.de>
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.PairRestraints = void 0;
var emptyArray = [];
function getPairKey(indexA, unitA, indexB, unitB) {
return indexA + "|" + unitA.id + "|" + indexB + "|" + unitB.id;
}
var PairRestraints = /** @class */ (function () {
function PairRestraints(pairs) {
this.pairs = pairs;
var pairKeyIndices = new Map();
this.pairs.forEach(function (p, i) {
var key = getPairKey(p.indexA, p.unitA, p.indexB, p.unitB);
var indices = pairKeyIndices.get(key);
if (indices)
indices.push(i);
else
pairKeyIndices.set(key, [i]);
});
this.count = pairs.length;
this.pairKeyIndices = pairKeyIndices;
}
/** Indices into this.pairs */
PairRestraints.prototype.getPairIndices = function (indexA, unitA, indexB, unitB) {
var key = getPairKey(indexA, unitA, indexB, unitB);
return this.pairKeyIndices.get(key) || emptyArray;
};
PairRestraints.prototype.getPairs = function (indexA, unitA, indexB, unitB) {
var _this = this;
var indices = this.getPairIndices(indexA, unitA, indexB, unitB);
return indices.map(function (idx) { return _this.pairs[idx]; });
};
return PairRestraints;
}());
exports.PairRestraints = PairRestraints;
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