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add tau constant

This commit is contained in:
Casper Lamboo 2018-05-28 13:53:32 +02:00
parent fd6e5cebbd
commit 3944202a83

@ -131,9 +131,10 @@ function lineSegmentsCross(a, b, c, d) {
return (r > 0.0 && r < 1.0) && (s >= 0.0 && s <= 1.0);
}
const TAU = Math.PI * 2.0;
function normalizeAngle(a) {
a %= Math.PI * 2;
return a > 0.0 ? a : a + Math.PI * 2;
a %= TAU;
return a > 0.0 ? a : a + TAU;
}
function betweenAngles(n, a, b) {