void UpdateDistance()
{
if (visibleCollider == null || visibleOuterCollider == null)
{
return;
}
CalculateCameraViewColliders();
if (debugStopZoom)
{
return;
}
float farthest_from_center = CalculateFarthestSignificanObjectFromCenter();
float zoom_out_radius = visibleOuterCollider.radius;
float zoom_in_radius = visibleCollider.radius;
//zoom out -- not allowed with only one object
if (significantObjects.Count > 1 &&
farthest_from_center > zoom_out_radius)
{
_zoom_in_delay_time = 0.0f;
ZoomState = CameraZoomState.Out;
float adjust_distance = farthest_from_center - zoom_out_radius;
ZoomCamera(adjust_distance);
}
//or zoom in -- not allowed with only one object
//tighten up the view focus
else if (significantObjects.Count > 1 &&
cameraMinZoomDistance < farthest_from_center &&
farthest_from_center < zoom_in_radius &&
_zoom_in_delay_time >= cameraZoomInDelay)
{
ZoomState = CameraZoomState.In;
float adjust_distance = farthest_from_center - zoom_in_radius;
ZoomCamera(adjust_distance);
}
//or zoom to default
//tighten up the view focus
else if (significantObjects.Count == 1 &&
Mathf.Abs(defaultViewDistance - currentViewDistance) > .001f &&
_zoom_in_delay_time >= cameraZoomInDelay)
{
ZoomState = CameraZoomState.In;
float adjust_distance = defaultViewDistance - currentViewDistance;
ZoomCamera(adjust_distance);
}
//no change
else
{
if (_zoom_in_delay_time < cameraZoomInDelay)
{
_zoom_in_delay_time += Time.deltaTime;
}
ZoomState = CameraZoomState.Stable;
}
}
void ZoomingOut()
{
if (cam.fieldOfView < initialFov)
{
cam.fieldOfView += ZoomSpeed;
}
else
{
state = CameraZoomState.Static;
}
}
void ZoomingIn()
{
if (cam.fieldOfView > zoomTarget)
{
cam.fieldOfView -= ZoomSpeed;
}
else
{
state = CameraZoomState.Static;
}
}
public void ZoomOut()
{
state = CameraZoomState.ZoomOut;
}
public void ZoomIn(float fovModifier)
{
zoomTarget = initialFov - fovModifier;
state = CameraZoomState.ZoomIn;
}
