25 lines
503 B
JavaScript
25 lines
503 B
JavaScript
'use strict';
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"use strict";
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function getOrientationOfPoints(points) {
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const m = points.length;
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if (m < 6) {
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return 1;
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}
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let area = 0;
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for (let i = 0, x1 = points[m - 2], y1 = points[m - 1]; i < m; i += 2) {
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const x2 = points[i];
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const y2 = points[i + 1];
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area += (x2 - x1) * (y2 + y1);
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x1 = x2;
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y1 = y2;
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}
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if (area < 0) {
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return -1;
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}
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return 1;
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}
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exports.getOrientationOfPoints = getOrientationOfPoints;
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//# sourceMappingURL=getOrientationOfPoints.js.map
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