constraint-solver-js/build/fixed-constraint.js

2D rigid body constraint solver written in typescript.

export class FixedConstraint {
    constructor(body) {
        this.x = body.x;
        this.y = body.y;
        this.theta = body.theta;
        this.body = body;
    }
    f(x, y, theta) {
        return [x - this.x, y - this.y, theta - this.theta];
    }
}