private void getSurface()
{
for (int i = 0; i < wheelStructs.Count; i++)
{
PhysXWheelHit hit = PhysXWheelHit.GetWheelHit();
if (wheelStructs[i].collider.GetGroundHit(hit)) //for each wheel
// if new ground type, set new stiffness
{
if (hit.collider.CompareTag("DustGround") && wheelStructs[i].surface != "DustGround")
{
wheelStructs[i] = new wheelStruct(5f, "DustGround", wheelStructs[i].collider);
}
else if (hit.collider.CompareTag("RoadGround") && wheelStructs[i].surface != "RoadGround")
{
wheelStructs[i] = new wheelStruct(5f, "RoadGround", wheelStructs[i].collider);
}
else if (hit.collider.CompareTag("CaveGround") && wheelStructs[i].surface != "CaveGround")
{
wheelStructs[i] = new wheelStruct(5f, "CaveGround", wheelStructs[i].collider);
}
else
{
wheelStructs[i] = new wheelStruct(8f, "0", wheelStructs[i].collider);
}
}
PhysXWheelHit.ReleaseWheelHit(hit);
}
}
private void AntiRoll(PhysXWheelCollider left, PhysXWheelCollider right)
{
//anti-roll bar simulations. Keeps the vehicle stable
PhysXWheelHit lHit = PhysXWheelHit.GetWheelHit();
PhysXWheelHit rHit = PhysXWheelHit.GetWheelHit();
bool lGrounded = left.GetGroundHit(lHit);
bool rGrounded = right.GetGroundHit(rHit);
float lDistance = 1f;
float rDistance = 1f;
if (lGrounded)
{
lDistance = (-left.transform.InverseTransformPoint(lHit.point).y - left.radius) / left.suspensionDistance;
}
if (rGrounded)
{
rDistance = (-right.transform.InverseTransformPoint(rHit.point).y - right.radius) / right.suspensionDistance;
}
float addedForce = (lDistance - rDistance) * antiRollStiffness;
if (lGrounded)
{
carRB.AddForceAtPosition(left.transform.up * -addedForce, left.transform.position, ForceMode.Force);
}
if (rGrounded)
{
carRB.AddForceAtPosition(right.transform.up * addedForce, right.transform.position, ForceMode.Force);
}
PhysXWheelHit.ReleaseWheelHit(lHit);
PhysXWheelHit.ReleaseWheelHit(rHit);
}
public bool GetGroundHit(PhysXWheelHit wheelHit)
{
if (isGrounded)
{
wheelHit.PopulateFields(vehicle, wheelNum);
}
return(isGrounded);
}
private void Particles()
{
PhysXWheelHit lHit = PhysXWheelHit.GetWheelHit();
PhysXWheelHit rHit = PhysXWheelHit.GetWheelHit();
bool lGrounded = rearLeftW.GetGroundHit(lHit);
bool rGrounded = rearRightW.GetGroundHit(rHit);
var lDustEmmissiom = leftDust.emission;
var rDustEmmissiom = rightDust.emission;
var lCaveEmmissiom = leftGravel.emission;
var rCaveEmmissiom = rightGravel.emission;
// left rear dust emission
if (lGrounded && (Mathf.Abs(rearLeftW.rpm) > 150 || carRB.velocity.magnitude > 5))
{
if (lHit.collider.CompareTag("DustGround"))
{
lDustEmmissiom.enabled = true;
lCaveEmmissiom.enabled = false;
}
else if (lHit.collider.CompareTag("CaveGround"))
{
lDustEmmissiom.enabled = false;
lCaveEmmissiom.enabled = true;
}
else
{
lDustEmmissiom.enabled = false;
lCaveEmmissiom.enabled = false;
}
}
else
{
lDustEmmissiom.enabled = false;
lCaveEmmissiom.enabled = false;
}
// right rear dust emission
if (rGrounded && (Mathf.Abs(rearRightW.rpm) > 150 || carRB.velocity.magnitude > 5))
{
if (rHit.collider.CompareTag("DustGround"))
{
rDustEmmissiom.enabled = true;
rCaveEmmissiom.enabled = false;
}
else if (rHit.collider.CompareTag("CaveGround"))
{
rDustEmmissiom.enabled = false;
rCaveEmmissiom.enabled = true;
}
else
{
rDustEmmissiom.enabled = false;
rCaveEmmissiom.enabled = false;
}
}
else
{
rDustEmmissiom.enabled = false;
rCaveEmmissiom.enabled = false;
}
PhysXWheelHit.ReleaseWheelHit(lHit);
PhysXWheelHit.ReleaseWheelHit(rHit);
}