32 lines
640 B
JavaScript
32 lines
640 B
JavaScript
"use strict";
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function squaredDistanceToLineSegment(x, y, x1, y1, x2, y2) {
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const a = x - x1;
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const b = y - y1;
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const c = x2 - x1;
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const d = y2 - y1;
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const dot = a * c + b * d;
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const lenSq = c * c + d * d;
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let param = -1;
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if (lenSq !== 0) {
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param = dot / lenSq;
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}
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let xx;
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let yy;
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if (param < 0) {
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xx = x1;
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yy = y1;
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} else if (param > 1) {
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xx = x2;
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yy = y2;
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} else {
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xx = x1 + param * c;
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yy = y1 + param * d;
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}
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const dx = x - xx;
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const dy = y - yy;
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return dx * dx + dy * dy;
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}
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export { squaredDistanceToLineSegment };
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//# sourceMappingURL=squaredDistanceToLineSegment.mjs.map
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