MouseOverMoleculeIMDSimulation.cs

Go to the documentation of this file.

using UnityEngine;
using System.Collections;

public class MouseOverMoleculeIMDSimulation : MonoBehaviour {
    public static bool stopCamera = false;
    private GameObject arrowParent;
    private int atomId;

    public void setAtomId(int atomId) { this.atomId = atomId; }
    
    private Camera mainCamera = null;
    // Use this for initialization
    
    
    // Does something as a response 
    // to the user clicking on the object 
    void OnMouseDrag () {
        if(mainCamera == null)
            mainCamera = Camera.main;
        if (arrowParent == null)
        {
            arrowParent = new GameObject("Arrow");

            GameObject arrow;
            arrow = GameObject.CreatePrimitive(PrimitiveType.Cube);
            arrow.transform.parent = arrowParent.transform;
            arrow.transform.localScale = new Vector3(0.4f, 3.5f, 0.4f);
            arrow.transform.Translate(arrow.transform.up * 2.0f);
            arrow.GetComponent<Renderer>().enabled = true;

            arrowParent.transform.position = transform.position;                
            arrowParent.transform.parent = transform;
        }

        ArtemisManager manager = UnityMolMain.getArtemisManager();
        BallUpdate script = gameObject.GetComponent<BallUpdate>();
        
        if(Input.GetMouseButton(0)){
            maxCamera.cameraStop = true;
            stopCamera = true;
            
            Vector3 p = Input.mousePosition;
            p.z = mainCamera.WorldToScreenPoint(transform.position).z;
            
            Vector3 worldCoords = mainCamera.ScreenToWorldPoint(p);
            Vector3 force = worldCoords - transform.position;
            manager.send_forces(1, new int[] {this.atomId}, new float[] {force.x, force.y, force.z});

            float distance = Vector3.Distance(worldCoords, transform.position);
            float arrowZScale = distance / 8.0f;
            float arrowScale = distance / 12.0f;
            arrowParent.transform.up = force;
            arrowParent.transform.localScale = new Vector3(arrowScale, arrowZScale, arrowScale);
        }   
    }
    
    void OnMouseUp() {
        BallUpdate script = gameObject.GetComponent<BallUpdate>();
        
        ArtemisManager manager = UnityMolMain.getArtemisManager();
        manager.send_forces(1, new int[] {this.atomId}, new float[] {0.0f, 0.0f, 0.0f});
        
        maxCamera.cameraStop = false;
        stopCamera = false;

        if (arrowParent != null)
        {
            GameObject.DestroyImmediate(arrowParent);
            arrowParent = null;
        }
    }
}