private void ComputeAStarForSteering()
{
Node npcNode = NavigationGraph.GetClosestNode(NpcManager.transform.position);
Node playerNode = NavigationGraph.GetClosestNode(_playerData.LastSeenPosition);
List <Node> path = Pathfinding.Astar(npcNode, playerNode);
if (path == null || path.Count < 1)
{
Debug.Log(npcNode);
return;
}
_currentTargetLocation = path[NpcGlobalVariables.NextElementInPath].position;
}
protected override void Move()
{
if (!gm.isTutorial)
{
anim.SetBool("walking", true);
}
Vector3 startPosition = transform.position;
grid.StartPosition = transform;
Vector3 targetPosition = GetTargetPosition();
List <Node> path = Pathfinding.Astar(startPosition, targetPosition, grid);
grid.FinalPath = path;
if (path != null && path.Count > 0)
{
Node NextNode = path[0];
Vector3 moveDirection = NextNode.Position - transform.position;
float moveDirectionSum = Mathf.Abs(moveDirection.x) + Mathf.Abs(moveDirection.z);
float moveX = moveDirection.x / moveDirectionSum;
float moveZ = moveDirection.z / moveDirectionSum;
Vector3 movement = new Vector3(moveX, 0, moveZ);
rb.velocity = movement * moveSpeed * Time.deltaTime;
Vector3 lookAt = new Vector3(NextNode.Position.x, transform.position.y, NextNode.Position.z);
transform.LookAt(lookAt);
}
else
{
Vector3 moveDirection = targetPosition - transform.position;
float moveDirectionSum = Mathf.Abs(moveDirection.x) + Mathf.Abs(moveDirection.z);
float moveX = moveDirection.x / moveDirectionSum;
float moveZ = moveDirection.z / moveDirectionSum;
Vector3 movement = new Vector3(moveX, 0, moveZ);
rb.velocity = movement * moveSpeed * Time.deltaTime;
Vector3 lookAt = new Vector3(targetPosition.x, transform.position.y, targetPosition.z);
transform.LookAt(lookAt);
}
}
private void ComputeAStarForFlock()
{
Node npcNode = NavigationGraph.GetClosestNode(GetPositionOfClosestAgent());
Node playerNode = NavigationGraph.GetClosestNode(_playerData.LastSeenPosition);
List <Node> path = Pathfinding.Astar(npcNode, playerNode);
pathTest = path;
if (path == null)
{
Debug.Log($"The A* path is null. Last seen player position is {_playerData.LastSeenPosition}");
}
if (path.Count < 2)
{
_currentTargetLocation = _playerData.LastSeenPosition;
}
else
{
_currentTargetLocation = path[NpcGlobalVariables.NextElementInPath].position;
}
}
private void FindNewTarget()
{
Vector3 npcPosition = NpcManager.transform.position;
Vector3 npcVelocity = NpcManager.Rigidbody.velocity;
Vector3 circlePosition = npcPosition +
Vector3.Normalize(npcVelocity) * NpcGlobalVariables.WanderCircleDistance;
Vector3 target = circlePosition + Random.insideUnitSphere * NpcGlobalVariables.WanderCircleRadius;
target.y = 0;
Node currentNode = NavigationGraph.GetClosestNode(npcPosition);
Node targetNode = NavigationGraph.GetClosestNode(target);
try
{
_pathToTarget = new Queue <Node>(Pathfinding.Astar(currentNode, targetNode));
}
catch (Exception)
{
Debug.Log(NpcManager.name + " tried to go on a separated graph. Will stay Idle.");
NpcManager.GetComponent <NPCStateMachine>().StartIdle();
}
if (_pathToTarget == null || _pathToTarget.Count < 1)
{
NpcManager.GetComponent <NPCStateMachine>().StartIdle();
return;
}
_currentTargetNode = _pathToTarget.Dequeue().position;
_currentTargetNode.y = 0;
_reachedTarget = false;
}
