private float DesiredLodLevel()
{
float edgeLength = LodFace.GetEdgeLength(LodNode.CHUNK_RESOLUTION);
Vector3 scales = this.gameObject.transform.TransformVector(this.gameObject.transform.InverseTransformDirection(Vector3.one));
float maxScale = Mathf.Max(scales.x, scales.y, scales.z);
// float scaledEdgeLength = maxScale * edgeLength * this.lodProperties.heightGenerator.GetMaximumValue();
float scaledEdgeLength = maxScale * edgeLength;
float cameraDistance = Mathf.Sqrt(this.meshRenderer.bounds.SqrDistance(Camera.main.transform.position));
if (cameraDistance == 0f)
{
return(int.MaxValue);
}
Vector3 boundsPoint = Camera.main.WorldToScreenPoint(Camera.main.transform.position + Camera.main.transform.forward * cameraDistance);
Vector3 offsetPoint = Camera.main.WorldToScreenPoint(Camera.main.transform.position + Camera.main.transform.forward * cameraDistance + Camera.main.transform.up * edgeLength);
float unitVectorLength = offsetPoint.y - boundsPoint.y;
float edgeLengthAtDistance = unitVectorLength * scaledEdgeLength;
float tessellationFactor = edgeLengthAtDistance / LodNode.DESIRED_EDGE_LENGTH;
float lodLevel = Mathf.Log(tessellationFactor, 6f);
return(lodLevel);
}
