//Character needs to be touching a Zipline object
public override bool IsApplicable()
{
if (!m_IsActive && ((Time.time - m_LastZiplineClimbTime < m_ZiplineClimbCoolDown) || m_ControlledCollider.GetVelocity().y > 0.0f))
{
return(false);
}
if (m_CanReleaseZiplineWithInput)
{
if ((DoesInputExist("ClimbRelease") && GetButtonInput("ClimbRelease").m_IsPressed) ||
GetDirInput("Move").m_Direction == DirectionInput.Direction.Down)
{
return(false);
}
}
if (m_ControlledCollider.IsGrounded())
{
return(false);
}
Zipline zipline = null;
if (m_IsActive)
{
zipline = m_CurrentZipline;
}
else
{
zipline = FindZipline();
}
if (zipline)
{
if (!m_IsActive)
{
m_IsSkating = zipline.IsSkateLine();
Vector3 newPoint = zipline.GetClosestPointOnZipline(GetAttachPoint());
Vector3 diff = newPoint - GetAttachPoint();
if (m_ControlledCollider.GetCapsuleTransform().CanMove(diff))
{
return(true);
}
}
else
{
//We might have been blocked from attaching too closely to the zipline. Let's make sure that we can actually attach
if (zipline.GetDistToClosestPointOnZipline(GetAttachPoint()) > m_ZiplineReachRadius)
{
return(false);
}
Vector3 travelSpeed = zipline.GetTravelVelocity(GetAttachPoint(), m_ControlledCollider.GetVelocity());
if (zipline.GetDistToEnd(GetAttachPoint(), travelSpeed) < zipline.GetLetGoDistance())
{
return(false);
}
return(true);
}
}
return(false);
}
//Called whenever this module is started (was inactive, now is active)
protected override void StartModuleImpl()
{
Zipline zipline = FindZipline();
if (zipline)
{
//Find our zipline, attach ourselves to it from the bottom or top depending on whether or not it is marked as a "skateline"
m_CurrentZipline = zipline;
m_IsSkating = zipline.IsSkateLine();
Vector3 newPoint = zipline.GetClosestPointOnZipline(GetAttachPoint());
SetAttachPoint(newPoint);
}
}
Zipline FindZipline()
{
Zipline best = null;
float best_dist = m_ZiplineReachRadius;
//Check for ziplines first (lines we hang from), so check around the top of our capsule
Vector3 point = m_ControlledCollider.GetUpCenter();
Collider[] results = Physics.OverlapSphere(point, m_ZiplineReachRadius * 2.0f, m_ZiplineMask, QueryTriggerInteraction.Collide);
if (results.Length > 0)
{
for (int i = 0; i < results.Length; i++)
{
Zipline zipline = results[i].GetComponent <Zipline>();
if (zipline != null && !zipline.IsSkateLine())
{
float dist = zipline.GetDistToClosestPointOnZipline(point);
if (dist <= best_dist)
{
best_dist = dist;
best = zipline;
}
}
}
}
//Now check for skatelines (lines we stand on top of), so check around the bottom of our capsule
point = m_ControlledCollider.GetDownCenter();
results = Physics.OverlapSphere(point, m_ZiplineReachRadius * 2.0f, m_ZiplineMask, QueryTriggerInteraction.Collide);
if (results.Length > 0)
{
for (int i = 0; i < results.Length; i++)
{
Zipline zipline = results[i].GetComponent <Zipline>();
if (zipline != null && zipline.IsSkateLine())
{
float dist = zipline.GetDistToClosestPointOnZipline(point);
if (dist <= best_dist)
{
best_dist = dist;
best = zipline;
}
}
}
}
return(best);
}
