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请帮助我使用openmp使这个代码并行这个代码是在按钮点击运行,文本框是128

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace IMG
{
public partial class Form1 : Form
{
    public Form1()
    {
        InitializeComponent();
    }

    string path = "";
    public void openimage()
    {
        if (openFileDialog1.ShowDialog() == DialogResult.OK)
        {
            path = openFileDialog1.FileName;
            Graphics g = this.CreateGraphics();
            g.Clear(this.BackColor);
            Bitmap curBitmap = new Bitmap(path);
            g.DrawImage(curBitmap, 200, 220, 200, 200);
        }
    }
    Bitmap bm;
    Bitmap gs;
    private void button1_Click(object sender, EventArgs e)
    {
        if (path == "") …