public bool LabelIsVisibleToCamera(TrailLabel label, Plane[] planes)
{
Bounds bounds = label.labelObject.GetComponent <MeshRenderer> ().bounds;
Bounds minBounds = new Bounds();
Bounds maxBounds = new Bounds();
minBounds.center = bounds.min - new Vector3(labelEdgeLimit, labelEdgeLimit, labelEdgeLimit);
maxBounds.center = bounds.max + new Vector3(labelEdgeLimit, labelEdgeLimit, labelEdgeLimit);
if (GeometryUtility.TestPlanesAABB(planes, minBounds) &&
GeometryUtility.TestPlanesAABB(planes, maxBounds) &&
NoNearbyBounds(bounds))
{
return(true);
}
return(false);
}
IEnumerator FadeInGradually(TrailLabel label)
{
label.state = LabelState.fadingIn;
MeshRenderer labelRenderer = label.labelObject.GetComponent <MeshRenderer> ();
labelRenderer.enabled = true;
float opacity = 0;
Color fadeColor = labelRenderer.material.color;
while (opacity < 1)
{
opacity += Time.deltaTime * 16;
fadeColor.a = opacity;
labelRenderer.material.color = fadeColor;
yield return(null);
}
label.state = LabelState.visible;
}
IEnumerator FadeOutGradually(TrailLabel label)
{
label.state = LabelState.fadingOut;
MeshRenderer labelRenderer = label.labelObject.GetComponent <MeshRenderer> ();
labelRenderer.enabled = true;
float opacity = 1;
Color fadeColor = labelRenderer.material.color;
while (opacity > 0)
{
opacity -= Time.deltaTime * 8;
fadeColor.a = opacity;
labelRenderer.material.color = fadeColor;
yield return(null);
}
label.state = LabelState.outOfSight;
}