/// <summary>
/// Positions are determined by the spline positions of Train Controller.
/// </summary>
/// <returns></returns>
public List <Vector3> GetTrainControllerPositions()
{
List <Vector3> positions = new List <Vector3>();
#if TRAIN_CONTROLLER
WSMGameStudio.Splines.Spline spline = editorTarget.dataSource.GetComponent <WSMGameStudio.Splines.Spline>();
if (spline)
{
int steps = WSMGameStudio.Splines.SplineDefaultValues.StepsPerCurve * spline.CurveCount;
for (int i = 0; i <= steps; i++)
{
float t = i / (float)steps;
Vector3 position = spline.GetPoint(t);
positions.Add(position);
}
}
#else
Debug.LogError("Train Controller selected, but scripting define symbol TRAIN_CONTROLLER isn't set");
#endif
return(positions);
}
/// <summary>
/// Spawn prefabs along spline
/// </summary>
public void SpawnPrefabs()
{
ResetObjects();
if (frequency <= 0 || prefabs == null || prefabs.Length == 0)
{
return;
}
float stepSize = frequency * prefabs.Length;
if (spline.Loop || stepSize == 1)
{
stepSize = 1f / stepSize;
}
else
{
stepSize = 1f / (stepSize - 1);
}
for (int p = 0, f = 0; f < frequency; f++)
{
for (int i = 0; i < prefabs.Length; i++, p++)
{
GameObject newClone = Instantiate(prefabs[i]);;
Vector3 pointPosition = spline.GetPoint(p * stepSize);
Quaternion pointRotation = spline.GetRotation(p * stepSize);
newClone.transform.localPosition = pointPosition;
newClone.transform.LookAt(pointPosition + spline.GetDirection(p * stepSize));
newClone.transform.rotation *= pointRotation;
newClone.transform.parent = transform;
clones.Add(newClone);
}
}
}
/// <summary>
/// Follow currentSpline path
/// </summary>
private void FollowSpline()
{
if (currentSpline == null)
{
return;
}
_goingForward = (speed > 0);
_cicleDuration = speed == 0f ? 0f : _distance / Mathf.Abs(speed);
if (_goingForward)
{
if (!playingTrackSound)
{
playingTrackSound = true;
// Play sound
GameObject.Find("TrackSound").GetComponent <ClickSound>().PlaySound("TrackSound");
}
if (_cicleDuration > 0f)
{
_progress += Time.deltaTime / _cicleDuration;
}
if (_progress > 1f)
{
switch (mode)
{
case SplineFollowerMode.StopAtTheEnd:
_progress = 1f;
break;
case SplineFollowerMode.Loop:
_progress -= 1f;
break;
case SplineFollowerMode.PingPong:
_progress = 1f;
speed *= -1;
break;
}
}
}
else
{
if (_cicleDuration > 0f)
{
_progress -= Time.deltaTime / _cicleDuration;
}
if (_progress < 0f)
{
switch (mode)
{
case SplineFollowerMode.StopAtTheEnd:
_progress = 0f;
break;
case SplineFollowerMode.Loop:
_progress += 1f;
break;
case SplineFollowerMode.PingPong:
_progress = 0;
speed *= -1;
break;
}
}
}
Vector3 position = currentSpline.GetPoint(_progress);
transform.localPosition = Vector3.Lerp(transform.localPosition, position, 1f);
Vector3 LookPos = position + currentSpline.GetDirection(_progress);
transform.LookAt(LookPos);
// Rotate the cube by converting the angles into a quaternion.
// Quaternion reverseRotation = new Quaternion(0, 0, 180.0f);
if (derivative(_progress).x < 0)
{
GameObject.Find("LuggCart").transform.localScale = new Vector3(1, -1, 1);
try
{
Vector3 rot = GameObject.Find("First Person Camera").transform.rotation.eulerAngles;
rot = new Vector3(rot.x, rot.y, 180);
GameObject.Find("First Person Camera").transform.rotation = Quaternion.Euler(rot);
}
catch (System.NullReferenceException)
{
}
}
else
{
GameObject.Find("LuggCart").transform.localScale = new Vector3(1, 1, 1);
try
{
Vector3 rot = GameObject.Find("First Person Camera").transform.rotation.eulerAngles;
rot = new Vector3(rot.x, rot.y, 0);
GameObject.Find("First Person Camera").transform.rotation = Quaternion.Euler(rot);
}
catch (System.NullReferenceException)
{
}
}
// TODO: fix line 135.
// this line determines the position of the tranform. try to modify it!
}
/// <summary>
/// Spawn prefabs along spline
/// </summary>
public void SpawnPrefabs()
{
if (spline == null)
{
Debug.Log("Please select a reference spline to spawn prefabs.");
return;
}
ResetObjects();
instances = Mathf.Abs(instances);
if (instances <= 0 || prefabs == null || prefabs.Length == 0)
{
return;
}
float stepSize = instances * prefabs.Length;
float t;
// if loop does not spawn a double at the end
stepSize = (spline.Loop || stepSize == 1) ? (1f / stepSize) : (1f / (stepSize - 1));
GameObject newClone;
Vector3 clonePosition;
Quaternion cloneRotation;
Vector3 cloneDirection;
for (int positionIndex = 0, instanceIndex = 0; instanceIndex < instances; instanceIndex++)
{
for (int prefabIndex = 0; prefabIndex < prefabs.Length; prefabIndex++, positionIndex++)
{
newClone = Instantiate(prefabs[prefabIndex]);
t = positionIndex * stepSize;
if (spline.FollowTerrain)
{
ValidateOrientedPoints();
int index = spline.GetClosestOrientedPointIndex(t);
clonePosition = spline.OrientedPoints[index].Position;
cloneRotation = spline.OrientedPoints[index].Rotation;
int nextIndex = index + 1;
if (nextIndex > spline.OrientedPoints.Length - 1)
{
if (spline.Loop)
{
nextIndex = 0;
}
else
{
nextIndex = index;
index--;
}
}
cloneDirection = (spline.OrientedPoints[nextIndex].Position - spline.OrientedPoints[index].Position).normalized;
}
else
{
clonePosition = spline.GetPoint(t) + spawnOffset;
cloneRotation = spline.GetRotation(t);
cloneDirection = spline.GetDirection(t);
}
//cloneDirection = spline.GetDirection(t);
newClone.transform.localPosition = clonePosition;
newClone.transform.rotation = cloneRotation;
newClone.transform.LookAt(clonePosition + cloneDirection, newClone.transform.up);
newClone.transform.parent = transform;
}
}
}