// raycasts towards selected point and returns hit result
private void CheckCollisionsFor(Vector3 fromPoint, Vector3 toPoint, ref CameraWhisker result)
{
RaycastHit outHit;
result.distance = (toPoint - fromPoint).magnitude;
result.hitPoint = toPoint;
result.hitNormal = Vector3.zero;
Vector3 direction = (toPoint - fromPoint).normalized;
bool hasHit =
Physics.Raycast(
fromPoint,
direction,
out outHit,
result.distance,
1 // Default layer
);
result.hasHit = hasHit;
result.direction = direction;
if (hasHit)
{
result.distance = outHit.distance;
result.hitPoint = outHit.point;
result.hitNormal = outHit.normal;
}
}
// searches through (WHISKERS_COUNT/2) right raycasts and returns the one with the closest hit
private CameraWhisker FindClosestRightObstacle()
{
float minDistance = float.MaxValue;
// default 45 deg whisker
CameraWhisker closestObstacleWhisker = null;
for (int i = (int)(WHISKERS_COUNT * 0.5f); i < WHISKERS_COUNT; i++)
{
Vector3 direction = Vector3.Slerp(transform.right, transform.forward, (WHISKERS_COUNT - i) / (WHISKERS_COUNT - WHISKERS_COUNT * 0.5f));
// rotate the direction towards the character
direction = Quaternion.Euler(0f, -m_lookOffset, 0f) * direction;
CheckCollisionsFor(transform.position, transform.position + direction * m_whiskerLength, ref whiskers[i]);
if (whiskers[i].hasHit)
{
if (whiskers[i].distance < minDistance)
{
closestObstacleWhisker = whiskers[i];
minDistance = whiskers[i].distance;
}
}
}
return(closestObstacleWhisker);
}
void Awake()
{
for(int i = 0; i < WHISKERS_COUNT; i++)
whiskers[i] = new CameraWhisker();
tempMaxDistance = maxDistance;
}
void Awake()
{
for (int i = 0; i < WHISKERS_COUNT; i++)
{
whiskers[i] = new CameraWhisker();
}
tempMaxDistance = maxDistance;
}
public void CollectCameraWhiskers()
{
Vector3 targetFocusDir = (cameraFocusTarget.position - transform.position).normalized;
CheckCollisionsFor(cameraFocusTarget.position, transform.position, ref lineOfSight);
CheckCollisionsFor(transform.position, transform.position - targetFocusDir * tempMaxDistance, ref backWhisker);
left = FindClosestLeftObstacle();
right = FindClosestRightObstacle();
}
public void CollectCameraWhiskers()
{
Vector3 targetFocusDir = (cameraFocusTarget.position - transform.position).normalized;
CheckCollisionsFor(cameraFocusTarget.position, transform.position, ref lineOfSight);
CheckCollisionsFor(transform.position, transform.position - targetFocusDir * tempMaxDistance, ref backWhisker);
left = FindClosestLeftObstacle();
right = FindClosestRightObstacle();
}
// raycasts towards selected point and returns hit result
private void CheckCollisionsFor(Vector3 fromPoint, Vector3 toPoint, ref CameraWhisker result)
{
RaycastHit outHit;
result.distance = (toPoint - fromPoint).magnitude;
result.hitPoint = toPoint;
result.hitNormal = Vector3.zero;
Vector3 direction = (toPoint - fromPoint).normalized;
bool hasHit =
Physics.Raycast(
fromPoint,
direction,
out outHit,
result.distance,
1 // Default layer
);
result.hasHit = hasHit;
result.direction = direction;
if(hasHit)
{
result.distance = outHit.distance;
result.hitPoint = outHit.point;
result.hitNormal = outHit.normal;
}
}