69 lines
2.2 KiB
C#
69 lines
2.2 KiB
C#
using UnityEngine;
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using UnityEngine.SceneManagement;
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using System.Collections;
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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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/// HoughLinesP Example
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/// An example of straight line detection using the Imgproc.HoughLinesP function.
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/// http://docs.opencv.org/3.1.0/d9/db0/tutorial_hough_lines.html
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/// </summary>
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public class HoughLinesPExample : 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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Texture2D imgTexture = Resources.Load("chessboard") as Texture2D;
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Mat imgMat = new Mat(imgTexture.height, imgTexture.width, CvType.CV_8UC3);
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Utils.texture2DToMat(imgTexture, imgMat);
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Debug.Log("imgMat.ToString() " + imgMat.ToString());
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Mat grayMat = new Mat();
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Imgproc.cvtColor(imgMat, grayMat, Imgproc.COLOR_RGB2GRAY);
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Imgproc.Canny(grayMat, grayMat, 50, 200);
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Mat lines = new Mat();
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Imgproc.HoughLinesP(grayMat, lines, 1, Mathf.PI / 180, 50, 50, 10);
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//Debug.Log ("lines.toStirng() " + lines.ToString ());
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//Debug.Log ("lines.dump()" + lines.dump ());
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int[] linesArray = new int[lines.cols() * lines.rows() * lines.channels()];
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lines.get(0, 0, linesArray);
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for (int i = 0; i < linesArray.Length; i = i + 4)
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{
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Imgproc.line(imgMat, new Point(linesArray[i + 0], linesArray[i + 1]), new Point(linesArray[i + 2], linesArray[i + 3]), new Scalar(255, 0, 0), 2);
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}
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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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} |