| 1 | /**
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| 2 | * Convert from radians to degrees
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| 3 | *
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| 4 | * @param {number} radians
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| 5 | * @returns {number} degrees
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| 6 | */
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| 7 | export declare function radiansToDegrees(radians: number): number;
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| 8 | /**
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| 9 | * Convert from degrees to radians
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| 10 | *
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| 11 | * @param {number} degrees
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| 12 | * @returns {number} radians
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| 13 | */
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| 14 | export declare function degreesToRadians(degrees: number): number;
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| 15 | /**
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| 16 | * Normalize an arbitrary angle to the interval [-180, 180)
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| 17 | *
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| 18 | * @param {number} n
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| 19 | * @returns {number}
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| 20 | */
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| 21 | export declare function normalizeHalf(n: any): number;
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| 22 | /**
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| 23 | * Normalize an arbitrary angle to the interval [0, 360)
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| 24 | *
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| 25 | * @param {number} n
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| 26 | * @returns {number}
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| 27 | */
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| 28 | export declare function normalize(n: any): number;
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| 29 | /**
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| 30 | * Gets the shortest direction to rotate to another angle
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| 31 | *
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| 32 | * @param {number} from
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| 33 | * @param {number} to
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| 34 | * @returns {number}
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| 35 | */
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| 36 | export declare function shortestDirection(from: any, to: any): 0 | 1 | -1;
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| 37 | /**
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| 38 | * Checks if an angle is between two other angles
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| 39 | *
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| 40 | * @param {number} n
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| 41 | * @param {number} a
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| 42 | * @param {number} b
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| 43 | * @returns {boolean}
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| 44 | */
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| 45 | export declare function between(n: any, a: any, b: any): boolean;
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| 46 | /**
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| 47 | * Calculates the angular difference between two angles
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| 48 | * @param {number} a
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| 49 | * @param {number} b
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| 50 | * @returns {number}
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| 51 | */
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| 52 | export declare function diff(a: any, b: any): number;
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| 53 | /**
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| 54 | * Calculate the minimal distance between two angles
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| 55 | *
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| 56 | * @param {number} a
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| 57 | * @param {number} b
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| 58 | * @returns {number}
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| 59 | */
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| 60 | export declare function distance(a: any, b: any): number;
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| 61 | /**
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| 62 | * Calculate radians from current angle
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| 63 | *
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| 64 | * @param {number} n
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| 65 | * @returns {number}
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| 66 | */
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| 67 | export declare function toRad(n: any): number;
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| 68 | /**
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| 69 | * Calculate degrees from current angle
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| 70 | *
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| 71 | * @param {number} n
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| 72 | * @returns {number}
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| 73 | */
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| 74 | export declare function toDeg(n: any): number;
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| 75 | /**
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| 76 | * Calculate gons from current angle
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| 77 | *
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| 78 | * @param {number} n
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| 79 | * @returns {number}
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| 80 | */
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| 81 | export declare function toGon(n: any): number;
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| 82 | /**
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| 83 | * Given the sine and cosine of an angle, what is the original angle?
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| 84 | *
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| 85 | * @param {number} sin
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| 86 | * @param {number} cos
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| 87 | * @returns {number}
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| 88 | */
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| 89 | export declare function fromSinCos(sin: any, cos: any): number;
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| 90 | /**
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| 91 | * What is the angle of two points making a line
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| 92 | *
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| 93 | * @param {Array} p1
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| 94 | * @param {Array} p2
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| 95 | * @returns {number}
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| 96 | */
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| 97 | export declare function fromSlope(p1: any, p2: any): number;
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| 98 | /**
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| 99 | * Returns the quadrant
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| 100 | *
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| 101 | * @param {number} x The point x-coordinate
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| 102 | * @param {number} y The point y-coordinate
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| 103 | * @param {number=} k The optional number of regions in the coordinate-system
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| 104 | * @param {number=} shift An optional angle to rotate the coordinate system
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| 105 | * @returns {number}
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| 106 | */
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| 107 | export declare function quadrant(x: any, y: any, k: any, shift: any): number;
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| 108 | /**
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| 109 | * Calculates the compass direction of the given angle
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| 110 | *
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| 111 | * @param {number} angle
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| 112 | * @returns {string}
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| 113 | */
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| 114 | export declare function compass(course: any): string;
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| 115 | /**
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| 116 | * Calculates the linear interpolation of two angles
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| 117 | *
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| 118 | * @param {number} a Angle one
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| 119 | * @param {number} b Angle two
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| 120 | * @param {number} p Percentage
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| 121 | * @param {number} dir Direction (either 1 [=CW] or -1 [=CCW])
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| 122 | * @returns {number}
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| 123 | */
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| 124 | export declare function lerp(a: any, b: any, p: any, dir: any): any;
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