void MonsterProcess()
{
// move the monsters at random
//
// move the monster towards the player
EachObject((m) => {
List <Vector2i> foundPath = pf.FindPath(m.positionI, player.positionI, (x, y) => {
return(ContainsType(x, y, RLCharacter.RLTypes.MONSTER) || ContainsType(x, y, RLCharacter.RLTypes.STAIRS_DOWN)?10000:1);
}, map);
// only move the enemy if the path is at least 2 steps long (the start and end positions)
if (foundPath.Count >= 2)
{
Vector2i nextPosition = foundPath[foundPath.Count - 2];
if (map.IsValidTile(nextPosition.x, nextPosition.y) && !ContainsType(nextPosition.x, nextPosition.y, RLCharacter.RLTypes.MONSTER))
{
if (player.positionI.x == nextPosition.x && player.positionI.y == nextPosition.y)
{
currentHealth--;
if (currentHealth == 0)
{
// end game
Debug.Log("Game Over");
}
if (currentHealth >= 0)
{
hearts [currentHealth].gameObject.SetActive(false);
}
}
else
{
m.SetPosition(nextPosition.x, nextPosition.y);
}
}
}
}, RLCharacter.RLTypes.MONSTER);
// check for monster bullet overlap again
OverlapCheck((b, m) => {
objects.Remove(m);
objects.Remove(b);
Destroy(m.gameObject);
Destroy(b.gameObject);
}, RLCharacter.RLTypes.BULLET, RLCharacter.RLTypes.MONSTER);
fsm.PerformTransition(FsmTransitionId.Complete);
}
// get the lookup table index for the sprite, based on its neighbors
int calculateIndex(int x, int y, Map map)
{
// calculate the binary index of the layer
int i1 = (!map.IsValidTile(x+1, y)||map.IsOpenTile(x+1,y))?0:1;
int i2 = (!map.IsValidTile(x,y-1)||map.IsOpenTile(x,y-1))?0:1;
int i3 = (!map.IsValidTile(x-1,y)||map.IsOpenTile(x-1,y))?0:1;
int i4 = (!map.IsValidTile(x,y+1)||map.IsOpenTile(x,y+1))?0:1;
return (i4<<3) | (i3<<2) | (i2<<1) | (i1);
}
