public float CalculateScreenRange(PointTransformer TransformPoint, int pointIndex, Bounds bounds)
{
float screenBoundsSizePoints = CalculateScreenSize(TransformPoint, pointIndex, bounds);
// tolerance = (screenSize ^ 1.2) / 20, meaning 50 => 5.5, 80 => 9.6
float screenDistancePoints = Mathf.Pow(screenBoundsSizePoints, 1.2f) / 20f;
// Clamp to the 5 to 15 points range
screenDistancePoints = Mathf.Clamp(screenDistancePoints, 5, 12);
return(screenDistancePoints);
}
public bool InClickZone(PointTransformer TransformPoint, Vector2 mousePosition, int pointIndex, Bounds bounds)
{
Vector3 worldPosition = TransformPoint(bounds.center + GetPoint(pointIndex).Multiply(bounds.extents));
Vector3 targetScreenPosition = Camera.current.WorldToScreenPoint(worldPosition);
float screenDistancePoints = CalculateScreenRange(TransformPoint, pointIndex, bounds);
if (EditorHelper.InClickZone(mousePosition, targetScreenPosition, screenDistancePoints))
{
//Debug.Log(Mathf.Round(screenDistancePoints) + " " + Mathf.Round(screenBoundsSizePoints));
return(true);
}
else
{
return(false);
}
}
float CalculateScreenSize(PointTransformer TransformPoint, int pointIndex, Bounds bounds)
{
float minDistancPoints = float.PositiveInfinity;
Vector3 pairPoint = GetPoint(pointIndex);
// Process each set component separately, this way we can calculate the min screen size of each active face
for (int i = 0; i < 3; i++)
{
if (pairPoint[i] != 0)
{
Vector3 sourceDirection = Vector3.zero;
sourceDirection[i] = pairPoint[i];
Vector3 extent1Positive = sourceDirection;
Vector3 extent1Negative = sourceDirection;
Vector3 extent2Positive = sourceDirection;
Vector3 extent2Negative = sourceDirection;
if (i == 0) // X already set, so set Y and Z
{
extent1Positive.y = 1;
extent1Negative.y = -1;
extent2Positive.z = 1;
extent2Negative.z = -1;
}
else if (i == 1) // Y already set, so set X and Z
{
extent1Positive.x = 1;
extent1Negative.x = -1;
extent2Positive.z = 1;
extent2Negative.z = -1;
}
else // Z already set, so set X and Y
{
extent1Positive.x = 1;
extent1Negative.x = -1;
extent2Positive.y = 1;
extent2Negative.y = -1;
}
Vector3 worldPosition1Positive = TransformPoint(bounds.center + extent1Positive.Multiply(bounds.extents));
Vector3 worldPosition1Negative = TransformPoint(bounds.center + extent1Negative.Multiply(bounds.extents));
Vector3 worldPosition2Positive = TransformPoint(bounds.center + extent2Positive.Multiply(bounds.extents));
Vector3 worldPosition2Negative = TransformPoint(bounds.center + extent2Negative.Multiply(bounds.extents));
//VisualDebug.AddPoints(worldPosition1Positive, worldPosition1Negative, worldPosition2Positive, worldPosition2Negative);
Vector3 screenPosition1Positive = Camera.current.WorldToScreenPoint(worldPosition1Positive);
Vector3 screenPosition1Negative = Camera.current.WorldToScreenPoint(worldPosition1Negative);
Vector3 screenPosition2Positive = Camera.current.WorldToScreenPoint(worldPosition2Positive);
Vector3 screenPosition2Negative = Camera.current.WorldToScreenPoint(worldPosition2Negative);
float distance1Points = EditorHelper.ConvertScreenPixelsToPoints(Vector2.Distance(screenPosition1Positive, screenPosition1Negative));
float distance2Points = EditorHelper.ConvertScreenPixelsToPoints(Vector2.Distance(screenPosition2Positive, screenPosition2Negative));
minDistancPoints = Mathf.Min(minDistancPoints, distance1Points);
minDistancPoints = Mathf.Min(minDistancPoints, distance2Points);
}
}
return(minDistancPoints);
}