dcl-npc-toolkit-ai-version/dist/ui_components/utilities.js

A collection of tools for creating Non-Player-Characters (NPCs). These are capable of having conversations with the player, and play different animations. AI usage is added atop of it

import { Vector3 } from '@dcl/sdk/math';
export function getRandomHexColor() {
    const letters = '0123456789ABCDEF';
    let color = '#';
    for (let i = 0; i < 6; i++) {
        color += letters[Math.floor(Math.random() * 16)];
    }
    return color;
}
export function onelerp(v0, v1, t) {
    return (1 - t) * v0 + t * v1;
}
export function calculateBezier(start, end, inter1, inter2, t) {
    var a = Vector3.lerp(start, inter1, t);
    var b = Vector3.lerp(inter1, inter2, t);
    var c = Vector3.lerp(inter2, end, t);
    var d = Vector3.lerp(a, b, t);
    var e = Vector3.lerp(b, c, t);
    return Vector3.lerp(d, e, t);
}
export function smoothPath(controlPoints, smoothness) {
    if (controlPoints.length < 4 || smoothness == 0) {
        return [Vector3.Zero(), Vector3.Zero()];
    }
    let path = [];
    for (let t = 0; t <= 1; t += 1 / smoothness) {
        console.log('bezier: ' +
            calculateBezier(controlPoints[0], controlPoints[3], controlPoints[1], controlPoints[2], t).x +
            ' , Time: ' +
            t);
        path.push(calculateBezier(controlPoints[0], controlPoints[3], controlPoints[1], controlPoints[2], t));
    }
    return path;
}
export function pitchShift(currentPitch, shift) {
    return Math.pow(2.0, shift / 12.0) * currentPitch;
}
export function rotate2D(angle, x, y, centerX, centerY) {
    angle = angle % 360;
    let A = (angle * Math.PI) / 180;
    let CosA = Math.cos(A);
    let SinA = Math.sin(A);
    let cx = centerX;
    let cy = centerY;
    let X = x - cx;
    let Y = y - cy;
    let NX = X * CosA - Y * SinA;
    let NY = Y * CosA + X * SinA;
    x = NX + cx;
    y = NY + cy;
    return [x, y];
}
export function rotateUVs(angle) {
    let UV00 = rotate2D(angle, 0, 0, 0.5, 0.5);
    let UV01 = rotate2D(angle, 0, 1, 0.5, 0.5);
    let UV11 = rotate2D(angle, 1, 1, 0.5, 0.5);
    let UV10 = rotate2D(angle, 1, 0, 0.5, 0.5);
    return [UV00[0], UV00[1], UV01[0], UV01[1], UV11[0], UV11[1], UV10[0], UV10[1]];
}
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