func (g *Game) makeTurn() {
if len(g.World.Units) < MaximumUnits {
g.World.addRandomEnemy()
}
unitsTree := kdtree.New(nil)
unitsMap := make(map[int]*Unit)
for _, unit := range g.World.Units {
if unit.Health > 0 {
unitsTree = insertUnitToKdTree(unitsTree, unit)
unitsMap[unit.Id] = unit
if unit.Fire {
bullet := unit.unitBullet(BulletSpeed)
unitsTree = insertUnitToKdTree(unitsTree, bullet)
unitsMap[bullet.Id] = bullet
}
if unit.Type == Enemy {
unit.moveToNearestPlayer(g.World.Players, EnemySpeed)
}
}
}
g.World.deleteToDelUnits(unitsMap)
g.World.removeOutBoundUnits(unitsMap)
g.enemyCollisionWithShell(unitsMap, unitsTree, BulletSpeed)
newUnits := make([]*Unit, 0)
for _, unit := range unitsMap {
unit.move(g.Step)
newUnits = append(newUnits, unit)
}
g.World.Units = newUnits
}
func NewCollisionDetector(MaxTimeToHit float32) *CollisionDetector {
return &CollisionDetector{kdtree.New(nil), MaxTimeToHit}
}