79 lines
2.3 KiB
C#
79 lines
2.3 KiB
C#
using UnityEngine;
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using UnityEngine.SceneManagement;
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using System.Collections.Generic;
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using OpenCVForUnity.CoreModule;
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using OpenCVForUnity.ImgprocModule;
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using OpenCVForUnity.UnityUtils;
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namespace OpenCVForUnityExample
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{
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/// <summary>
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/// ConvexHull Example
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/// http://docs.opencv.org/trunk/d7/d1d/tutorial_hull.html
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/// </summary>
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public class ConvexHullExample : MonoBehaviour
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{
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// Use this for initialization
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void Start()
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{
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Mat imgMat = new Mat(500, 500, CvType.CV_8UC3, new Scalar(0, 0, 0));
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Debug.Log("imgMat.ToString() " + imgMat.ToString());
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int rand_num = 50;
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MatOfPoint pointsMat = new MatOfPoint();
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pointsMat.alloc(rand_num);
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Core.randu(pointsMat, 100, 400);
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Point[] points = pointsMat.toArray();
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for (int i = 0; i < rand_num; ++i)
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{
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Imgproc.circle(imgMat, points[i], 2, new Scalar(255, 255, 255), -1);
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}
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MatOfInt hullInt = new MatOfInt();
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Imgproc.convexHull(pointsMat, hullInt);
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List<Point> pointMatList = pointsMat.toList();
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List<int> hullIntList = hullInt.toList();
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List<Point> hullPointList = new List<Point>();
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for (int j = 0; j < hullInt.toList().Count; j++)
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{
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hullPointList.Add(pointMatList[hullIntList[j]]);
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}
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MatOfPoint hullPointMat = new MatOfPoint();
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hullPointMat.fromList(hullPointList);
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List<MatOfPoint> hullPoints = new List<MatOfPoint>();
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hullPoints.Add(hullPointMat);
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Imgproc.drawContours(imgMat, hullPoints, -1, new Scalar(0, 255, 0), 2);
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Imgproc.cvtColor(imgMat, imgMat, Imgproc.COLOR_BGR2RGB);
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Texture2D texture = new Texture2D(imgMat.cols(), imgMat.rows(), TextureFormat.RGBA32, false);
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Utils.matToTexture2D(imgMat, texture);
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gameObject.GetComponent<Renderer>().material.mainTexture = texture;
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}
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// Update is called once per frame
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void Update()
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{
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}
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/// <summary>
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/// Raises the back button click event.
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/// </summary>
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public void OnBackButtonClick()
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{
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SceneManager.LoadScene("OpenCVForUnityExample");
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}
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}
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} |