TransparentFocus.cs

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    // ------------------------------------------------------------------------------
//  <autogenerated>
//      This code was generated by a tool.
//      Mono Runtime Version: 4.0.30319.1
// 
//      Changes to this file may cause incorrect behavior and will be lost if 
//      the code is regenerated.
//  </autogenerated>
// ------------------------------------------------------------------------------
using System;

using UnityEngine;
using System.Collections;
using System.Collections.Generic;
using UI;
using Molecule.Model;
using System.Diagnostics;
using GuidedNav;

public class TransparentFocus : MonoBehaviour {
    
    public Vector3 target;
    public Shader shaderDifuse;
    public Shader shaderTransparent;
    public GameObject o;
    public GameObject parentObj;
    private RaycastHit[] backupHits;
    private int count = 0;
    private ArrayList AtomsHit = new ArrayList();
    private ArrayList AtomsHitCurrent = new ArrayList();
    private ArrayList TransparentAtoms = new ArrayList();
    private Vector3 sphere_start = Vector3.zero;
    
    // Use this for initialization
    void Start ()
    {      
        shaderDifuse      = Shader.Find("Diffuse");
        shaderTransparent = Shader.Find("Transparent/Diffuse");
    }
    
    void MakeTransparent(int c)
    {
        UnityEngine.Debug.LogWarning("Make transparent");
        for(int i=0; i<c; i++)
        {
            //Color k = Color.white;
            o = (GameObject) AtomsHit[i];
            o.GetComponent<Renderer>().material.shader = shaderTransparent;
            Color k = o.GetComponent<Renderer>().material.color;
            k.a = 0.1f;
            o.GetComponent<Renderer>().material.color = k;
            if(i == 0){
                UnityEngine.Debug.LogWarning("Position: "+ o.transform.position);
            }
            if(!TransparentAtoms.Contains(o))
            {
                TransparentAtoms.Add(o);
            }
        }
    }
    
    void MakeOpaque()
    {
        //UnityEngine.Debug.LogWarning("Make opaque");
        for(int i=0; i<TransparentAtoms.Count; i++)
        {
            if(!AtomsHitCurrent.Contains(TransparentAtoms[i]))
            {
                UnityEngine.Debug.LogWarning("Atom opacification");
                o = (GameObject) TransparentAtoms[i];
                o.GetComponent<Renderer>().material.shader = shaderDifuse;
                Color k = o.GetComponent<Renderer>().material.color;
                k.a = 1.0f;
                o.GetComponent<Renderer>().material.color = k;
                o.layer = 0;
                TransparentAtoms.Remove(o);
                AtomsHit.Remove(o);
            }
        }
        AtomsHitCurrent.Clear();
    }
    
    // Update is called once per frame
    void Update ()
    {
        // We apply the transparent focus only when the optimal view mode is activated by the user
        if((UIData.atomtype == UIData.AtomType.sphere) && (UIData.optim_view))
        {
            RaycastHit[] hits;
            target = GNParameters.optim_target;
            double distance = Vector3.Distance(transform.position, target) * 0.50;
            // UnityEngine.Debug.Log ("Distance: "+distance*2);
            sphere_start = transform.position - target;
            float radius = (float) distance / 4;
            //float radius = 15.0f;
            // UnityEngine.Debug.LogWarning("Radius: "+radius);
            sphere_start = sphere_start.normalized * radius;
            sphere_start = transform.position + sphere_start;
            // UnityEngine.Debug.LogWarning("Sphere start: "+sphere_start);
            // UnityEngine.Debug.LogWarning("Ray length: "+(Vector3.Distance(sphere_start, target) - radius) *0.9f);
            // A sphere is thrown from behind the camera to the target and each atoms on the way is stored in an array
            hits = Physics.SphereCastAll(sphere_start, radius, target - transform.position, (Vector3.Distance(sphere_start, target) - radius) *0.98f, 1);
            // The maximum number of colliders stored by SphereCastAll is 128, we need to iterate in order to get the complete list of atoms
            if(hits.Length == 128)
            {
                while (hits.Length > 0)
                {
                    for(int j = 0; j<hits.Length; j++)
                    {
                        o = hits[j].collider.gameObject;
                        if(o.GetComponent<Renderer>().material.color.a != 0.1f)
                        {
                            if(o.GetComponent<Renderer>().material.color.a != 0.1f)
                            {
                                o.layer = 1;
                                AtomsHit.Add(o);
                                count = count +1;
                            }
                        }
                    }
                    hits = Physics.SphereCastAll(sphere_start, radius, target - transform.position, (Vector3.Distance(sphere_start, target) - radius) *0.98f, 1);
                }
                    
                UnityEngine.Debug.LogWarning("Number of hits: "+count);
                if(count > 0){
                    MakeTransparent(count);
                }
                count = 0;
            }
            else if(hits.Length > 0)
            {
                for(int j = 0; j<hits.Length; j++)
                {
                    o = hits[j].collider.gameObject;
                    if(o.GetComponent<Renderer>().material.color.a != 0.1f)
                    {
                
                        o.layer = 1;
                        AtomsHit.Add(o);
                        count = count +1;
                    }
                }
                UnityEngine.Debug.Log("Number of hits: "+count);
                if(count > 0){
                    MakeTransparent(count);
                }
                count = 0;
            }
            else
            {
                if(count > 0){
                    MakeTransparent(count);
                }
                count = 0;
            }
            
            // Get current atoms between camera and target
            hits = Physics.SphereCastAll(sphere_start, radius, target - transform.position, (Vector3.Distance(sphere_start, target) - radius) *0.98f, 2);
            while(hits.Length > 0){
                for(int j = 0; j<hits.Length; j++)
                {
                    o = hits[j].collider.gameObject;
                    o.layer = 2;
                    AtomsHitCurrent.Add(o);
                }
                hits = Physics.SphereCastAll(sphere_start, radius, target - transform.position, (Vector3.Distance(sphere_start, target) - radius) *0.98f, 2);
            }
            for(int k=0; k < AtomsHitCurrent.Count; k++)
            {
                o = (GameObject) AtomsHitCurrent[k];
                o.layer = 1;
            }
            MakeOpaque();
        }
    }
    
    void SetDifuseShading(GameObject f)
    {
        if(f.GetComponent<Renderer>().material.color.a == 1)
        {
            f.GetComponent<Renderer>().material.shader = shaderDifuse;
        }
    }
    
    void OnDrawGizmos()
    {
        Gizmos.color = Color.red;
        Gizmos.DrawRay(sphere_start, target - sphere_start);
    }
    
}