// ...
void OnGUI()
{
Meta2dBounds tmp2dBounds = Tank.GetComponent <GameObjectBoundaries> ().GetScreenSpaceBounds(true);
float coverage = tmp2dBounds.GetScreenCoverage();
string visibility = tmp2dBounds.GetVisibility().ToString();
GUI.skin.box.alignment = TextAnchor.MiddleLeft;
GUI.Box(new Rect(0, 0, 256f, 48f), "Tank Screen Coverage = " + coverage.ToString() + "\n" + "Tank Visibility = " + visibility);
}
// ================================================================================================================================
/// <summary>
/// Get screen space boundaries.
/// </summary>
public Meta2dBounds GetScreenSpaceBounds(bool ParamRecalculate)
{
Vector3[] tmpCorners = GetCornersFromBounds(GetBounds(ParamRecalculate)).ToArray();
float maxX = CurrentCamera.WorldToScreenPoint(tmpCorners[0]).x;
float maxY = CurrentCamera.WorldToScreenPoint(tmpCorners[0]).y;
float minX = CurrentCamera.WorldToScreenPoint(tmpCorners[0]).x;
float minY = CurrentCamera.WorldToScreenPoint(tmpCorners[0]).y;
float minZ = CurrentCamera.WorldToScreenPoint(tmpCorners [0]).z; // Lowest Z will determine if object is behinf camera
int i;
for (i = 1; i < tmpCorners.Length; i++)
{
Vector3 tmpVec = CurrentCamera.WorldToScreenPoint(tmpCorners[i]);
if (tmpVec.x > maxX)
{
maxX = tmpVec.x;
}
if (tmpVec.x < minX)
{
minX = tmpVec.x;
}
if (tmpVec.y > maxY)
{
maxY = tmpVec.y;
}
if (tmpVec.y < minY)
{
minY = tmpVec.y;
}
if (tmpVec.z < minZ)
{
minZ = tmpVec.z;
}
}
Meta2dBounds tmp2dBounds = new Meta2dBounds();
tmp2dBounds.topLeft = new Vector3(minX, maxY, minZ);
tmp2dBounds.topRight = new Vector3(maxX, maxY, minZ);
tmp2dBounds.bottomRight = new Vector3(maxX, minY, minZ);
tmp2dBounds.bottomLeft = new Vector3(minX, minY, minZ);
return(tmp2dBounds);
}
// ===================================
void OnGUI()
{
if (DrawScreenSpaceBounds)
{
Meta2dBounds tmp2dBounds = GetScreenSpaceBounds(true);
Meta2dBounds.Meta2dBoundsVisibility tmpVisibility = tmp2dBounds.GetVisibility();
if (tmpVisibility == Meta2dBounds.Meta2dBoundsVisibility.Full || tmpVisibility == Meta2dBounds.Meta2dBoundsVisibility.Partial)
{
float x = tmp2dBounds.topLeft.x;
float y = tmp2dBounds.topLeft.y;
float width = tmp2dBounds.GetWidth();
float height = tmp2dBounds.GetHeight();
DrawQuadOnScreen(new Rect(x, Screen.height - y, width, height));
}
}
}
