HALCON查找圆心C++实现

***HALCON源码见：***HALCON根据形状查找圆心
下面是生成修改的c++代码：

void CPropBoundset::OnBnClickedBtnReadcircle()
{// TODO: 在此添加控件通知处理程序代码// TODO: 在此添加控件通知处理程序代码HObject  ho_Image, ho_ImageR, ho_ImageG, ho_ImageB;HObject  ho_ImageA, ho_MultiChannelImage, ho_Mean, ho_Seg;HObject  ho_SegFillUp, ho_segConnect, ho_SelectedRegions;HObject  ho_Circles, ho_ObjectSelected;// Local control variablesHTuple  hv_AcqHandle, hv_Channels, hv_Width, hv_Height;HTuple  hv_WindowHandle, hv_D, hv_Row, hv_Column, hv_Radius;HTuple  hv_Area, hv_Row1, hv_Column1, hv_Number, hv_FileHand;HTuple  hv_i;HTuple  hv_r, hv_c, hv_rds;CFIRADlg* pMain = (CFIRADlg*)(AfxGetApp()->m_pMainWnd);if (pMain->m_hDevice == NULL) {MessageBoxA("请先打开设备！");return;}//2）三通道图像转换GenImageInterleaved(&ho_Image, (long)(pMain->m_pBufferRGB), "rgb", WIDTH, HEIGHT, 0, "byte", 0, 0, 0, 0, -1, 0);//竖直镜像MirrorImage(ho_Image, &ho_Image, "row");
///一般来说，坐标系的原点在左下角，但是HALCON的坐标原点在左上点，所以，在C++中需要进行转换///*----------------------------------------下面的程序是找圆心用来标定的-----------------------------------------*/CountChannels(ho_Image, &hv_Channels);if (0 != (hv_Channels == 3)){Rgb1ToGray(ho_Image, &ho_Image);//真彩色转灰度图}else if (0 != (hv_Channels == 4)){Decompose4(ho_Image, &ho_ImageR, &ho_ImageG, &ho_ImageB, &ho_ImageA);Compose3(ho_ImageR, ho_ImageG, ho_ImageB, &ho_MultiChannelImage);Rgb1ToGray(ho_MultiChannelImage, &ho_Image);}//获取图像宽高GetImageSize(ho_Image, &hv_Width, &hv_Height);dev_open_window_fit_image(ho_Image, 0, 0, -1, -1, &hv_WindowHandle);set_display_font(hv_WindowHandle, 16, "mono", "true", "false");if (HDevWindowStack::IsOpen())DispObj(ho_Image, HDevWindowStack::GetActive());//动态二值化hv_D = 1;MeanImage(ho_Image, &ho_Mean, (hv_D * 2) + 1, (hv_D * 2) + 1);DynThreshold(ho_Image, ho_Mean, &ho_Seg, 2, "light");FillUp(ho_Seg, &ho_SegFillUp);Connection(ho_SegFillUp, &ho_segConnect);//找矩形SelectShape(ho_segConnect, &ho_SelectedRegions, ((HTuple("area").Append("rectangularity")).Append("inner_radius")),"and", ((HTuple(500).Append(0.5)).Append(5)), ((HTuple(2500).Append(1)).Append(25)));//求出最小外接圆的半径和中心点SmallestCircle(ho_SelectedRegions, &hv_Row, &hv_Column, &hv_Radius);//求出圆的面积和中心点可以不用AreaCenter(ho_SelectedRegions, &hv_Area, &hv_Row1, &hv_Column1);//数量统计CountObj(ho_SelectedRegions, &hv_Number);if (0 != (hv_Number < 1)){disp_message(hv_WindowHandle, "未找到", "window", 12, 12, "black", "true");return;}//画圆if (HDevWindowStack::IsOpen())DispObj(ho_Image, HDevWindowStack::GetActive());GenCircle(&ho_Circles, hv_Row, hv_Column, hv_Radius);if (HDevWindowStack::IsOpen())DispObj(ho_Circles, HDevWindowStack::GetActive());//创建EXCEL文件OpenFile("D:/halcon_data/data.xls", "output", &hv_FileHand);//循环每一个圆{HTuple end_val60 = hv_Number;HTuple step_val60 = 1;for (hv_i = 1; hv_i.Continue(end_val60, step_val60); hv_i += step_val60){SelectObj(ho_SelectedRegions, &ho_ObjectSelected, hv_i);OpenFile("D:/halcon_data/data.xls", "append", &hv_FileHand);//第一行第一列写入a，并换列FwriteString(hv_FileHand, HTuple(hv_Row[hv_i - 1]) + "\t");//第一行第二列写入1，并换行FwriteString(hv_FileHand, HTuple(hv_Column[hv_i - 1]) + "\n");pMain->centerfcalib[hv_i - 1].y = hv_Row[hv_i - 1];pMain->centerfcalib[hv_i - 1].x = hv_Column[hv_i - 1];CloseFile(hv_FileHand);}}
}

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