//This takes the results of a sidecast and tries to determine if a wall is found.
//Using the sidecast information, it sends out three probes (from the center of the top and bottom hemispheres and the center of the capsule).
//It counts the amount of hits that are valid and stores this for other classes to access.
void WallCast(RaycastHit a_SidecastHit)
{
if (Vector3.Angle(Vector3.up, a_SidecastHit.normal) > m_CapsuleCollider.GetMaxWallAngle() || Vector3.Angle(Vector3.up, a_SidecastHit.normal) < m_CapsuleCollider.GetMaxGroundedAngle())
{
m_WallCastCount = 0;
return;
}
float wallCastMargin = m_CapsuleCollider.GetWallCastMargin();
float wallCastDistance = m_CapsuleCollider.GetWallCastDistance();
Vector3 hitPos = a_SidecastHit.point;
Vector3 normal = a_SidecastHit.normal;
Vector3 currentUp = m_CapsuleCollider.GetUpDirection();
Vector3 direction = CState.GetDirectionAlongNormal(Vector3.up, normal);
Vector3 startHitPos1 = Vector3.zero;
Vector3 startHitPos2 = Vector3.zero;
Vector3 startHitPos3 = Vector3.zero;
Vector3 normalOff = normal * (m_CapsuleCollider.GetRadius() - wallCastMargin);
//Determines where the sidecast has hit. This to orient the probes in the correct way.
if (Vector3.Dot(currentUp, hitPos) <= Vector3.Dot(currentUp, m_CapsuleCollider.GetDownCenter()))//Hit on the lower hemisphere
{
startHitPos1 = m_CapsuleCollider.GetDownCenter() + direction * m_CapsuleCollider.GetDefaultLength() - normalOff;
startHitPos2 = m_CapsuleCollider.GetDownCenter() - normalOff;
startHitPos3 = m_CapsuleCollider.GetDownCenter() + direction * m_CapsuleCollider.GetDefaultLength() * 0.5f - normalOff;
}
else if (Vector3.Dot(currentUp, hitPos) >= Vector3.Dot(currentUp, m_CapsuleCollider.GetUpCenter()))//Hit on the upper hemisphere
{
startHitPos1 = m_CapsuleCollider.GetUpCenter() - direction * m_CapsuleCollider.GetDefaultLength() - normalOff;
startHitPos2 = m_CapsuleCollider.GetUpCenter() - normalOff;
startHitPos3 = m_CapsuleCollider.GetUpCenter() - direction * m_CapsuleCollider.GetDefaultLength() * 0.5f - normalOff;
}
else //Hit somewhere in the middle
{
startHitPos1 = m_CapsuleCollider.GetDownCenter(true) + direction * m_CapsuleCollider.GetDefaultLength() - normalOff;
startHitPos2 = m_CapsuleCollider.GetDownCenter(true) - normalOff;
startHitPos3 = m_CapsuleCollider.GetDownCenter(true) + direction * m_CapsuleCollider.GetDefaultLength() * 0.5f - normalOff;
}
RaycastHit newHit;
m_WallCastCount = 0;
if (Physics.Raycast(startHitPos1, -normal, out newHit, wallCastDistance + wallCastMargin, m_CapsuleCollider.GetLayerMask()))
{
m_WallCastCount++;
}
if (Physics.Raycast(startHitPos2, -normal, out newHit, wallCastDistance + wallCastMargin, m_CapsuleCollider.GetLayerMask()))
{
m_WallCastCount++;
}
if (Physics.Raycast(startHitPos3, -normal, out newHit, wallCastDistance + wallCastMargin, m_CapsuleCollider.GetLayerMask()))
{
m_WallCastCount++;
}
}
public Vector3 GetUpCenter(bool a_UseOriginalLength = false)
{
if (a_UseOriginalLength && m_Length != m_CapsuleCollider.GetDefaultLength())
{
switch (m_LastResizeMethod)
{
case CapsuleResizeMethod.FromBottom:
if (m_CapsuleCollider.CanBeResized(m_CapsuleCollider.GetDefaultLength(), CapsuleResizeMethod.FromBottom))
{
return(GetDownCenter() + m_UpDirection * m_CapsuleCollider.GetDefaultLength());
}
break;
case CapsuleResizeMethod.FromCenter:
return(m_Position + m_UpDirection * m_CapsuleCollider.GetDefaultLength() * 0.5f);
}
}
return(m_Position + m_UpDirection * m_Length * 0.5f);
}