public override void OnInspectorGUI()
{
base.OnInspectorGUI();
GUILayout.Space(10);
//button to show if hit targets
if (GUILayout.Button("Update Targets"))
{
FieldOfView2D fov = (FieldOfView2D)target;
fov.FindVisibleTargets();
//repaint scene
SceneView.RepaintAll();
}
}
void OnSceneGUI()
{
//draw circle
FieldOfView2D fov = (FieldOfView2D)target;
Handles.color = Color.white;
Handles.DrawWireArc(fov.transform.position, Vector3.back, fov.StartDirection, 360, fov.viewRadius);
//draw 2 line to see cone vision
Vector3 ViewAngleA = fov.DirFromAngle(-fov.viewAngle / 2, false);
Vector3 ViewAngleB = fov.DirFromAngle(fov.viewAngle / 2, false);
Handles.DrawLine(fov.transform.position, fov.transform.position + ViewAngleA * fov.viewRadius);
Handles.DrawLine(fov.transform.position, fov.transform.position + ViewAngleB * fov.viewRadius);
//show targets
Handles.color = Color.red;
foreach (Transform visibleTarget in fov.VisibleTargets)
{
Handles.DrawLine(fov.transform.position, visibleTarget.position);
}
}