// Use this for initialization
void Start()
{
Mat imgMat = new Mat(500, 500, CvType.CV_8UC3, new Scalar(0, 0, 0));
Debug.Log("imgMat.ToString() " + imgMat.ToString());
int rand_num = 50;
MatOfPoint pointsMat = new MatOfPoint();
pointsMat.alloc(rand_num);
Core.randu(pointsMat, 100, 400);
Point[] points = pointsMat.toArray();
for (int i = 0; i < rand_num; ++i)
{
Imgproc.circle(imgMat, points [i], 2, new Scalar(255, 255, 255), -1);
}
MatOfInt hullInt = new MatOfInt();
Imgproc.convexHull(pointsMat, hullInt);
List <Point> pointMatList = pointsMat.toList();
List <int> hullIntList = hullInt.toList();
List <Point> hullPointList = new List <Point> ();
for (int j = 0; j < hullInt.toList().Count; j++)
{
hullPointList.Add(pointMatList [hullIntList [j]]);
}
MatOfPoint hullPointMat = new MatOfPoint();
hullPointMat.fromList(hullPointList);
List <MatOfPoint> hullPoints = new List <MatOfPoint> ();
hullPoints.Add(hullPointMat);
Imgproc.drawContours(imgMat, hullPoints, -1, new Scalar(0, 255, 0), 2);
Imgproc.cvtColor(imgMat, imgMat, Imgproc.COLOR_BGR2RGB);
Texture2D texture = new Texture2D(imgMat.cols(), imgMat.rows(), TextureFormat.RGBA32, false);
Utils.matToTexture2D(imgMat, texture);
gameObject.GetComponent <Renderer> ().material.mainTexture = texture;
}
// Use this for initialization
void Start ()
{
Mat imgMat = new Mat (500, 500, CvType.CV_8UC3, new Scalar (0, 0, 0));
Debug.Log ("imgMat dst ToString " + imgMat.ToString ());
int rand_num = 50;
MatOfPoint pointsMat = new MatOfPoint ();
pointsMat.alloc (rand_num);
Core.randu (pointsMat, 100, 400);
Point[] points = pointsMat.toArray ();
for (int i=0; i<rand_num; ++i) {
Core.circle (imgMat, points [i], 2, new Scalar (255, 255, 255), -1);
}
MatOfInt hullInt = new MatOfInt ();
Imgproc.convexHull (pointsMat, hullInt);
List<Point> pointMatList = pointsMat.toList ();
List<int> hullIntList = hullInt.toList ();
List<Point> hullPointList = new List<Point> ();
for (int j=0; j < hullInt.toList().Count; j++) {
hullPointList.Add (pointMatList [hullIntList [j]]);
}
MatOfPoint hullPointMat = new MatOfPoint ();
hullPointMat.fromList (hullPointList);
List<MatOfPoint> hullPoints = new List<MatOfPoint> ();
hullPoints.Add (hullPointMat);
Imgproc.drawContours (imgMat, hullPoints, -1, new Scalar (0, 255, 0), 2);
Imgproc.cvtColor (imgMat, imgMat, Imgproc.COLOR_BGR2RGB);
Texture2D texture = new Texture2D (imgMat.cols (), imgMat.rows (), TextureFormat.RGBA32, false);
Utils.matToTexture2D (imgMat, texture);
gameObject.GetComponent<Renderer> ().material.mainTexture = texture;
}