// Update is called once per frame
private void Update()
{
if (Input.GetKeyDown(KeyCode.M))
{
int result = PhysicsUtility.OverlapSphereNonAlloc(m_point.position, 10f, ref m_cols, 1 << LayerMask.NameToLayer("Default"));
Debug.Log(result);
}
}
private void Update()
{
m_seenTargetsThisFrame.Clear();
if (m_debugData.Active)
{
float length = m_sightData.SightDistance;
var color = m_debugData.SightRaysColor;
Debug.DrawRay(EyesPosition, EyesForward * length * 0.5f, color);
Debug.DrawRay(EyesPosition, Quaternion.Euler(EyesUp * m_sightData.SightAngle * 0.5f) * EyesForward * length, color);
Debug.DrawRay(EyesPosition, Quaternion.Euler(EyesUp * -m_sightData.SightAngle * 0.5f) * EyesForward * length, color);
}
int count = PhysicsUtility.OverlapSphereNonAlloc(
m_sightData.Eyes.position,
m_sightData.SightDistance,
ref m_inRangeColliders);
if (count < 0)
{
ClearAllCurrentlySeenTargets();
return;
}
// set ray origin just once since eyes position can't change
m_cachedRay.origin = EyesPosition;
for (int i = 0; i < count; i++)
{
var c = m_inRangeColliders[i];
var target = c.GetComponent <ISightTarget>();
if (target == null || target.IsInvisible)
{
continue;
}
var dirToTarget = EyesPosition - target.Transform.position;
var distance = dirToTarget.magnitude;
if (distance > m_sightData.SightDistance * target.StealthMultiplier)
{
// in stealth if too far is not seeable
continue;
}
// check angle
var angle = Vector3.Angle(dirToTarget.normalized, EyesForward);
if (angle > HalfAngle)
{
// out of sight
continue;
}
// ray to check occlusion
m_cachedRay.direction = dirToTarget.normalized;
if (!Physics.Raycast(m_cachedRay, out m_cachedHit, dirToTarget.magnitude))
{
// is occluded
continue;
}
m_seenTargetsThisFrame.Add(target);
if (!m_seenTargets.Contains(target))
{
m_seenTargets.Add(target);
target.OnStartBeingSeen(this);
StartSeeingTarget?.Invoke(target);
}
}
m_seenTargets.RemoveElementIfContained(m_seenTargetsThisFrame, t =>
{
t.OnEndBeingSeen(this);
StopSeeingTarget?.Invoke(t);
});
}
private void Update()
{
m_hearedByThisFrame.Clear();
var velocity = m_debugData.UseVelocityDebug ? m_debugData.DebugVelocity : Velocity;
float noiseDistance = m_noiseData.NoiseCurve.Evaluate(velocity.magnitude) * NoiseMultiplier;
// search for noise listeners in range
int count = PhysicsUtility.OverlapSphereNonAlloc(
m_noiseData.NoiseEmissionPoint.position,
noiseDistance,
ref m_inRangeColliders,
m_noiseData.CanBeHeardByLayers);
if (count < 0)
{
// nothing in range
CurrentlyHeared = false;
ClearAllCurrentlyHearingListeners(true);
return;
}
bool hearedThisFrame = false;
for (int i = 0; i < count; i++)
{
var c = m_inRangeColliders[i];
var listener = c.GetComponent <INoiseListener>();
if (listener == null || !listener.Enabled)
{
continue;
}
// check if the listener is occluded by something
foreach (var t in m_noiseData.RayRoots)
{
Vector3 dir = (listener.Transform.position - t.position);
m_cachedRay.origin = t.position;
m_cachedRay.direction = dir.normalized;
if (m_debugData.Active)
{
Debug.DrawRay(t.position, dir, m_debugData.OcclusionRaysColor);
}
bool occluded = false;
if (Physics.Raycast(
m_cachedRay,
out m_cachedHit,
dir.magnitude,
m_noiseData.OccludedByPhysicalLayers,
QueryTriggerInteraction.UseGlobal))
{
if (m_cachedHit.collider != c) // hit the listener
{
occluded = true;
}
}
if (occluded)
{
continue;
}
hearedThisFrame = true;
m_hearedByThisFrame.Add(listener);
if (!m_hearedByListeners.Contains(listener))
{
m_hearedByListeners.Add(listener);
listener.OnStartHearNoise(new NoiseHearedData
{
Source = this,
Direction = -dir.normalized,
Distance = dir.magnitude
});
}
}
}
m_hearedByListeners.RemoveElementIfContained(m_hearedByThisFrame, l => l.OnStopHearNoise(this));
CurrentlyHeared = hearedThisFrame;
}