CodeCombat: Boulder Woods Solution

coco.boulder.woods.js

// Use isPathClear to move around the randomly positioned boulders.
// Automatic pathfinding doesn't work in Boulder Woods.
loop {
    var angle = Math.PI / 2 - Math.PI / 16;
    while (angle >= -Math.PI / 2) {
        var targetX = this.pos.x + 5 * Math.cos(angle);
        var targetY = this.pos.y + 5 * Math.sin(angle);
        
        // Use isPathClear between your current pos and the target.
        targetPos = { x: targetX, y: targetY };
        
        // If the path is clear, move to the target.
        if (this.isPathClear(this.pos, targetPos) ) {
            this.move(targetPos);
            
        // Otherwise, sweep the angle clockwise a bit.    
        } else {
            angle -= Math.PI / 16;
        }
    }
}