Function angleDelta

docs/app/js/sanddance-app.js:119984–119987

(p, q, r, sx, sy)

    return 1 / (ymax - ymin);
}
function angleDelta(p, q, r, sx, sy) {
    const a0 = Math.atan2(sy * (r[1] - p[1]), sx * (r[0] - p[0])), a1 = Math.atan2(sy * (q[1] - p[1]), sx * (q[0] - p[0]));
    return Math.abs(a0 - a1);
}

},{"d3-array":"8JMcC","@parcel/transformer-js/src/esmodule-helpers.js":"jA2du"}],"5GAYs":[function(require,module,exports) {
var parcelHelpers = require("@parcel/transformer-js/src/esmodule-helpers.js");