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annotate Orchestland/Assets/LeapMotion/DemoResources/Scripts/HandDetector.cs @ 3:0030a1b971fb default tip

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author Yuta ANSE <e135745@ie.u-ryukyu.ac.jp>
date Fri, 17 Jul 2015 23:23:43 +0900
parents f7675884f2a1
children
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1
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1 using UnityEngine;
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2 using System.Collections;
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3 using Leap;
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4
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5 public class HandDetector : MonoBehaviour {
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6
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7 public HandController leap_controller_;
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8
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9 HandModel GetHand(Collider other)
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10 {
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11 HandModel hand_model = null;
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12 // Navigate a maximum of 3 levels to find the HandModel component.
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13 int level = 1;
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14 Transform parent = other.transform.parent;
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15 while (parent != null && level < 3) {
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16 hand_model = parent.GetComponent<HandModel>();
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17 if (hand_model != null) {
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18 break;
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19 }
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20 parent = parent.parent;
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21 }
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22
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23 return hand_model;
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24 }
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25
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26 // Finds the first instance (by depth-firstrecursion)
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27 // of a child with the specified name
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28 Transform FindPart(Transform parent, string name) {
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29 if (parent == null) {
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30 return parent;
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31 }
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32 if (parent.name == name) {
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33 return parent;
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34 }
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35 for (int c = 0; c < parent.childCount; c++) {
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36 Transform part = FindPart(parent.GetChild(c), name);
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37 if (part != null) {
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38 return part;
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39 }
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40 }
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41 return null;
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42 }
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43
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44 void OnTriggerEnter(Collider other)
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45 {
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46 HandModel hand_model = GetHand(other);
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47 if (hand_model != null)
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48 {
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49 int handID = hand_model.GetLeapHand().Id;
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50 HandModel[] hand_models = leap_controller_.GetAllGraphicsHands();
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51 for (int i = 0; i < hand_models.Length; ++i)
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52 {
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53 if (hand_models[i].GetLeapHand().Id == handID)
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54 {
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55 Transform part = null;
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56 if (other.transform.parent.GetComponent<HandModel>() != null) {
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57 // Palm or Forearm components
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58 part = FindPart(hand_models[i].transform, other.name);
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59 } else if (other.transform.parent.GetComponent<FingerModel>() != null) {
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60 // Bone in a finger
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61 part = FindPart(FindPart(hand_models[i].transform, other.transform.parent.name), other.name);
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62 }
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63 //Debug.Log ("Detected: " + other.transform.parent.name + "/" + other.gameObject.name);
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64 if (part != null) {
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65 Renderer[] renderers = part.GetComponentsInChildren<Renderer>();
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66 foreach(Renderer renderer in renderers) {
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67 //Debug.Log ("Marked: " + renderer.gameObject.transform.parent.name + "/" + renderer.gameObject.name);
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68 renderer.material.color = Color.red;
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69 }
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70 }
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71 }
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72 }
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73 }
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74 }
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75 }