it('diagonal', () => {
let start = new Vector(48, 40);
let dir = new Vector(12.8, 12.8);
let result = getRayCollision(start, dir, stage);
expect(result.x).to.equal(608);
expect(result.y).to.equal(600);
});
it('simple case go right', () => {
let start = new Vector(48, 40.5);
let dir = new Vector(1.0, 0);
let result = getRayCollision(start, dir, stage);
expect(result.x).to.equal(608);
expect(result.y).to.equal(40.5);
});
it('simple case go down', () => {
let start = new Vector(48, 48);
let dir = new Vector(0, 12.8);
let result = getRayCollision(start, dir, stage);
expect(result.x).to.equal(48);
expect(result.y).to.equal(608);
});
_.forEach(turrets, (turret) => {
let laserWaitTime = turret.waitTime;
let laserShooting = laserWaitTime + turret.chargeTime;
let laserTotalCycle = laserShooting + turret.shootTime;
let timeInCycle = tickTimer.getTimeInCycle(laserTotalCycle);
if (timeInCycle < laserWaitTime || turret.rootTarget === null) {
setTurretAngle(turret, charMid);
turret.rootTarget = charMid;
turret.laserState = 'waiting';
} else if (timeInCycle >= laserWaitTime && timeInCycle < laserShooting) {
turret.laserState = 'charging';
} else {
turret.laserState = 'shooting';
}
let dir = turret.rootTarget.sub(turret.pos);
turret.target = getRayCollision(turret.pos, dir, stage);
});