poseDemo = {
// (0, 0)
const S = Pose();
// S -----> S1 (5, 0)
let S1 = move(5, S);
S1 = turn(degToRad(90), S1);
// S -----> S1
// |
// S2 (5, 2)
const S2 = move(2, S1);
// Should return a Pose with position [5, 2] and direction <0, 1>
const [x, y] = S2.position;
const [a, b] = S2.direction;
return `Final pose: Position [${x}, ${y}] and Direction <${a}, ${b}>.`;
}
// Converts a string of commands into an array of positions.
convert = input => {
const tokens = input.split("");
let current = Pose();
let stack = [];
let paths = [];
tokens.forEach(token => {
switch (token) {
case "F":
let newPath = [current.position];
current = move(magnitude, current);
newPath.push(current.position);
paths.push(newPath);
break;
case "+":
current = turn(-degToRad(angle), current);
break;
case "-":
current = turn(degToRad(angle), current);
break;
case "[":
stack.push(current);
break;
case "]":
current = stack.pop();
break;
}
});
return paths;
}
convert(axiom)
Purpose-built for displays of data
Observable is your go-to platform for exploring data and creating expressive data visualizations. Use reactive JavaScript notebooks for prototyping and a collaborative canvas for visual data exploration and dashboard creation.
