/* Change selection radius */
public void ChangeRadius()
{
transform.localScale = 2 * new Vector3(Atoms.SELECTION_MODE_SPHERE_RADIUS, Atoms.SELECTION_MODE_SPHERE_RADIUS, Atoms.SELECTION_MODE_SPHERE_RADIUS);
/* Set radius of the transparent sphere */
ISphere s = GetComponent <ISphere>();
s.SetRadius(Atoms.SELECTION_MODE_SPHERE_RADIUS);
/* Reset spheres within the previous radius */
for (int i = 0; i < spheres_.Count; i++)
{
ISphere sphere = spheres_[i];
sphere.SetHighlighted(0);
sphere.ResetColor();
}
spheres_.Clear();
/* Get the new spheres within radius */
Collider[] hitColliders = Physics.OverlapSphere(this.transform.position, Atoms.SELECTION_MODE_SPHERE_RADIUS);
foreach (Collider c in hitColliders)
{
ISphere sphere = c.gameObject.GetComponent <ISphere>();
if (sphere == null || sphere == center_sphere_)
{
continue;
}
AddSphere(sphere);
}
}
void Update()
{
/* Calculate the coordiinate system transformation matrix */
CalculateInverseTransform();
/* highlight and color center sphere */
center_sphere_.SetHighlighted(HighlightColors.HIGHLIGHT_COLOR.GREEN);
center_sphere_.SetCPKColor();
/* Calculate positions and reset colors and highlighting for spheres within the radius */
plane_positions_ = new List <Vector3>(spheres_.Count);
for (int i = 0; i < spheres_.Count; i++)
{
ISphere s = spheres_[i];
Vector4 sphere_world_position = new Vector4(s.transform.position.x, s.transform.position.y, s.transform.position.z, 1);
Vector4 sphere_plane_position = ITM_ * sphere_world_position;
plane_positions_.Add(sphere_plane_position);
s.SetHighlighted(0);
s.SetCPKColor();
}
/* Calculate spheres available for selection and their directions */
FillArray();
/* Highlight the spheres that can be navigated to, set the arrow directions based on the visualization used, or set the colors */
for (int i = 0; i < 3; i++)
{
for (int j = 0; j < 3; j++)
{
int s = array_[i, j];
/* If no sphere mapped in this direction, skip */
if (s == -1)
{
continue;
}
spheres_[s].SetHighlighted(HighlightColors.HIGHLIGHT_COLOR.WHITE);
if (visualization == SelectionVisualizationMethod.COLOR_CIRCLE)
{
spheres_[s].SetColor(colors_[j, i]);
}
else
{
/* If arrows navigation used, calculate atomic radius used based on the atoms viusalization method */
float atom_radius;
if (atoms_object_.GetVisualizationMethod() == Atoms.VisualizationMethod.BALL_AND_STICK)
{
atom_radius = AtomicRadii.ball_and_stick_radius;
}
else
{
atom_radius = AtomicRadii.GetCovalentRadius(spheres_[s].atom_.element_);
}
/* and set the arrow objects in front of the atom */
arrows_[j, i].SetActive(true);
arrows_[j, i].transform.position = spheres_[s].transform.position +
Vector3.Normalize(Camera.main.transform.position - spheres_[s].transform.position) * 1.2f * atom_radius;
/* make arrows face the camera */
arrows_[j, i].transform.rotation = Quaternion.LookRotation(arrows_[j, i].transform.position - Camera.main.transform.position, Camera.main.transform.up);
}
}
}
/* Get the index for the selected sphere based on the control input */
int sphere_index = GetDirectionInput();
if (sphere_index != -1)
{
ISphere s = spheres_[sphere_index];
/* If clicked as well, move the selection */
if (Input.GetMouseButtonDown(0))
{
MoveSelectionToSphere(s);
}
else
{
/* Make input selected sphere white */
s.SetColor(Color.white);
}
}
}