/// <summary>
/// Setup the area
/// </summary>
private void Start()
{
// Create checkpoints along the race path
Debug.Assert(racePath != null, "Race path was not set");
Checkpoints = new List <GameObject>();
int numCheckpoints = (int)racePath.MaxUnit(CinemachinePathBase.PositionUnits.PathUnits);
for (int i = 0; i < numCheckpoints; i++)
{
// Instantiate either checkpoint or finish line checkpoint
GameObject checkPoint;
if (i == numCheckpoints - 1)
{
checkPoint = Instantiate <GameObject>(finishCheckPointPrefab);
}
else
{
checkPoint = Instantiate <GameObject>(checkPointPrefab);
}
// Set the parent, position and rotation
checkPoint.transform.SetParent(racePath.transform);
checkPoint.transform.localPosition = racePath.m_Waypoints[i].position;
checkPoint.transform.rotation = racePath.EvaluateOrientationAtUnit(i, CinemachinePathBase.PositionUnits.PathUnits);
// Add checkpoint to list
Checkpoints.Add(checkPoint);
}
}
private void Orient()
{
Quaternion orientation = path.EvaluateOrientationAtUnit(dolly.m_Position, dolly.m_PositionUnits);
var diffZ = orientation.eulerAngles.z - shipModel.rotation.eulerAngles.z;
Quaternion rot = Quaternion.AngleAxis(diffZ, shipModel.forward);
shipModel.rotation = rot * shipModel.rotation;
}
private void TurnSpeedModifier()
{
float3 startPosition = m_Path.EvaluatePositionAtUnit(m_DollyCart.m_Position, m_DollyCart.m_PositionUnits);
float3 startTangent = math.mul(m_Path.EvaluateOrientationAtUnit(m_DollyCart.m_Position, m_DollyCart.m_PositionUnits), c_XZPLANE);
float3 prevTangent = startTangent;
float3 nextTangent = float3.zero;
float dotAverage = 0.0f;
int count = 0;
bool turnRight = false;
for (int i = 1; i <= m_TurnSamplePositionCount; ++i)
{
nextTangent = math.mul(m_Path.EvaluateOrientationAtUnit(m_DollyCart.m_Position + (i * m_TurnLookAheadPathDistance), m_DollyCart.m_PositionUnits), c_XZPLANE);
if (i == 1)
{
turnRight = math.cross(startTangent, nextTangent).y < 0 ? true : false;
}
if (math.cross(prevTangent, nextTangent).y > 0 && turnRight)
{
break;
}
dotAverage += math.dot(math.normalizesafe(prevTangent), math.normalizesafe(nextTangent)) * (1 - ((1 / m_TurnSamplePositionCount) * i));
++count;
}
dotAverage /= count;
dotAverage = math.clamp(dotAverage, 0, 1);
m_TargetTurnSpeed = math.clamp(1 - ((1 - dotAverage) * m_MaxTurnSpeedModifier), 0, 1);
if (math.distance(m_CurrentTurnSpeed, m_TargetTurnSpeed) < 0.01f)
{
m_TargetTurnSpeed = m_CurrentTurnSpeed;
}
if (m_CurrentTurnSpeed != m_TargetTurnSpeed)
{
m_CurrentTurnSpeed = m_CurrentTurnSpeed + (m_CurrentTurnSpeed < m_TargetTurnSpeed ? m_TurnAcceleration : -m_TurnBreakForce);
}
m_CurrentTurnSpeed = math.clamp(m_CurrentTurnSpeed, 0, 1);
}
/// <summary>
/// 设置位于曲线的位置
/// </summary>
/// <param name="trans"></param>
/// <param name="distanceAlongPath"></param>
void SetCartPosition(Transform trans, CinemachineSmoothPath path, float distanceAlongPath)
{
if (path != null)
{
float m_Position;
m_Position = path.StandardizeUnit(distanceAlongPath, m_PositionUnits);
trans.position = path.EvaluatePositionAtUnit(m_Position, m_PositionUnits);
trans.rotation = path.EvaluateOrientationAtUnit(m_Position, m_PositionUnits);
}
}
void SetCartPosition(float distanceAlongPath)
{
if (m_Path != null)
{
m_Position = m_Path.StandardizeUnit(distanceAlongPath, m_PositionUnits);
Vector3 pos = m_Path.EvaluatePositionAtUnit(m_Position, m_PositionUnits);
transform.position = new Vector3(pos.x, pos.y, pos.z);
//transform.rotation = Quaternion.Euler(transform.rotation.eulerAngles.x, m_Path.EvaluateOrientationAtUnit(m_Position, m_PositionUnits).eulerAngles.y, transform.rotation.eulerAngles.z);
transform.rotation = m_Path.EvaluateOrientationAtUnit(m_Position, m_PositionUnits);
}
}
void Start()
{
checkpoints = new List <GameObject>();
int NoCheckpoints = (int)racePath.MaxUnit(CinemachinePathBase.PositionUnits.PathUnits);
for (int i = 0; i < NoCheckpoints; i++)
{
GameObject checkpoint = Instantiate <GameObject>(checkPointPrefab);
if (i == NoCheckpoints - 1)
{
checkpoint.tag = "finalCheckpoint";
}
checkpoint.transform.SetParent(racePath.transform);
checkpoint.transform.localPosition = racePath.m_Waypoints[i].position;
checkpoint.transform.rotation = racePath.EvaluateOrientationAtUnit(i, CinemachinePathBase.PositionUnits.PathUnits);
checkpoints.Add(checkpoint);
}
}
private void Start()
{
Debug.Assert(racePath != null, "Racepath was not set");
Checkpoints = new List <GameObject>();
int numCheckpoints = (int)racePath.MaxUnit(CinemachinePathBase.PositionUnits.PathUnits);
for (int i = 0; i < numCheckpoints; i++)
{
GameObject checkpoint;
if (i == numCheckpoints - 1)
{
checkpoint = Instantiate <GameObject>(finishCheckpointprefab);
}
else
{
checkpoint = Instantiate <GameObject>(checkpointprefab);
}
checkpoint.transform.SetParent(racePath.transform);
checkpoint.transform.localPosition = racePath.m_Waypoints[i].position;
checkpoint.transform.localRotation = racePath.EvaluateOrientationAtUnit(i, CinemachinePathBase.PositionUnits.PathUnits);
Checkpoints.Add(checkpoint);
}
}
