/**
* Performs a gun shot and deals damage if necessary
*
* @param player the player who is shooting
* @param intersectionInfoList any intersections along the bullet path
*/
public void handleGunShot(Player player, ArrayList<EntityIntersectionInfo> intersectionInfoList) {
if (intersectionInfoList != null) {
// Find nearest intersection to the player
Entity nearestIntersectingEntity = null;
float nearestIntersectionDistance = 0.0f;
for (EntityIntersectionInfo info : intersectionInfoList) {
// Ignore intersections with players on your team
if (info.getEntity() instanceof Player) {
Player _player = (Player) info.getEntity();
if (player.getTeam().getID() == _player.getTeam().getID()) continue;
}
// Check intersection points
for (Vector2f p : info.getIntersectionPoints()) {
// Calculate distance between intersection point and player
Vector2f dif = new Vector2f();
Vector2f.sub(player.getPosition(), p, dif);
float len = dif.length();
// Update nearest intersection entity
if (nearestIntersectionDistance == 0.0f || len < nearestIntersectionDistance) {
nearestIntersectionDistance = len;
nearestIntersectingEntity = info.getEntity();
}
}
}
// Check if nearest intersecting entity is player and do damage if so
if (nearestIntersectingEntity != null) {
if (nearestIntersectingEntity instanceof Player) {
Player hitPlayer = (Player) nearestIntersectingEntity;
// System.out.println("hit player");
if (hitPlayer.getTeam().getID() != player.getTeam().getID()) {
// TODO: move damage into method or constant
hitPlayer.doDamage(player.getWeaponDamage());
}
}
}
}
}
public static void truncate(Vector2f vector, float max) {
float length = vector.length();
if (length == 0) return;
float i = max / length;
vector.scale(i < 1. ? 1.f : i);
}