QT+VS2010+HALCON

// HALCON/Qt pattern matching and measure example // // ?2004-2007 MVTec Software GmbH // QHalconWindow.cpp : Implementation of the class QHalconWindow // #include "HalconCpp.h" #include "iptsmt_dataType.h" #include "qhalconwindow.h" #include <QMouseEvent> #include <QCursor> #include <QMessageBox> #include <qmath.h> void MyHalconExceptionHandle(const Halcon::HException &except) { throw except; } QHalconWindow::QHalconWindow(QWidget *parent, long Width, long Height) : QWidget(parent) { using namespace Halcon; resize(Width,Height); show(); OpenWindow(); // RectHeight = 80; // RectWidth = 80; setMouseTracking(TRUE); dragBegin = FALSE; rotateBegin = FALSE; rotateIsAdmit = TRUE; dragMod = 0; isInUpBand = FALSE; isInDnBand = FALSE; isInLtBand = FALSE; isInRtBand = FALSE; isDispCompCam = 0; FindStep = 4; isFindMark = 0; DispRes = 0; /*将在初始化后重新加载*/ PCBCamrExposure = 666; PCBCamrGain = 5; CompCamrExposure = 10000; CompCamrGain = 10; minGray_set = 100; HException::InstallHHandler(&MyHalconExceptionHandle); } QHalconWindow::~QHalconWindow(void) { using namespace Halcon; try { close_window(WindowID()); close_window(WindowIDBuf); close_window(WindowIDBuf1); // close_framegrabber(AcqHandle_CompCam); close_framegrabber(AcqHandle_PCBCam); close_all_framegrabbers(); } catch( HException &except) { //TRACE(except.message); QMessageBox message(QMessageBox::NoIcon,QString::fromLocal8Bit("警告"),QString::fromLocal8Bit("摄像头打开错误"), QMessageBox::Yes | QMessageBox::No, NULL); close_all_framegrabbers(); } } // Open a HALCON window inside the QHalconWindow widget void QHalconWindow::OpenWindow(void) { using namespace Halcon; set_window_attr("border_width",0); set_check("~father"); // Open a HALCON window with dummy width and height // it will be resized soon open_window(0,0,100,100,(Hlong)winId(),"visible","",&WinID); set_check("father"); } // Resize the HALCON window whenever the QHalconWindow widget is resized void QHalconWindow::resizeEvent(QResizeEvent*) { using namespace Halcon; // Set the HALCON window to its new size. set_window_extents(WindowID(),0,0,width(),height()); } void QHalconWindow::mousePressEvent ( QMouseEvent * event ) { if (event->button()==Qt::LeftButton) { MouseLeftPressXpos = event->x(); MouseLeftPressYpos = event->y(); dragBegin = TRUE; } if (event->button()==Qt::MiddleButton) { MouseMidPressXpos = event->x(); MouseMidPressYpos = event->y(); rotateBegin = TRUE; } QWidget::mousePressEvent(event); } void QHalconWindow::mouseReleaseEvent ( QMouseEvent * event ) { if (event->button()==Qt::LeftButton) { dragBegin = FALSE; emit VisionMove_sgn(0,'s',0); emit VisionMove_sgn(1,'s',0); } if (event->button()==Qt::MidButton) { rotateBegin = FALSE; } QWidget::mouseReleaseEvent(event); } void QHalconWindow::mouseMoveEvent ( QMouseEvent * event ) { double d1,d2,d3,d4; //取得当前鼠标坐标 int x = event->x(); int y = event->y(); //计算当前中心绝对坐标 double CentreX = CenterW - OffsetX; double CentreY = CenterH - OffsetY; //计算当前鼠标相对中心的的相对坐标,这里存在Y轴反向，为方便计算。 double RefToCentre_x_now = (double)(x - CentreX); double RefToCentre_y_now = (double)(CentreY - y); //计算鼠标左键按下的相对中心直角坐标，存在Y轴反向，为方便计算。 double RefToCentre_x_prior = (double)(MouseLeftPressXpos - CentreX); double RefToCentre_y_prior = (double)(CentreY - MouseLeftPressYpos); //实际当前鼠标相对中心的极坐标 double polar_R_now = sqrt((RefToCentre_x_now*RefToCentre_x_now) + (RefToCentre_y_now*RefToCentre_y_now)); double polar_A_now = atan(RefToCentre_y_now/RefToCentre_x_now); //为了计算方便，计算距离采用虚拟将矩形转成0度，那么鼠标位置也需要转过响应的度数 polar_A_now = polar_A_now + CalRect.a/180*QHALCONW_PI; //polar_A_prior = polar_A_prior + CalRect.a/180*QHALCONW_PI; //计算到各边的距离从标记角的顺时针方向分别为 d1 = polar_R_now*sin(polar_A_now) - CalRect.d/2; d2 = polar_R_now*cos(polar_A_now) - CalRect.w/2; d3 = polar_R_now*sin(polar_A_now) + CalRect.d/2; d4 = polar_R_now*cos(polar_A_now) + CalRect.w/2; if (dragBegin == FALSE && rotateBegin == FALSE) { if (abs(d1)<REGION_DIS && d2<-REGION_DIS && d4>REGION_DIS) { isInUpBand = TRUE; }else { isInUpBand = FALSE; } if (abs(d2)<REGION_DIS && d1<-REGION_DIS && d3>REGION_DIS) { isInRtBand = TRUE; }else { isInRtBand = FALSE; } if (abs(d3)<REGION_DIS && d2<-REGION_DIS && d4>REGION_DIS) { isInDnBand = TRUE; }else { isInDnBand = FALSE; } if (abs(d4)<REGION_DIS && d1<-REGION_DIS && d3>REGION_DIS) { isInLtBand = TRUE; }else { isInLtBand = FALSE; } if (isInUpBand) { dragMod = 1; setCursor(Qt::SizeAllCursor) ; }else if (isInDnBand) { dragMod = 3; setCursor(Qt::SizeAllCursor) ; ; }else if (isInRtBand) { dragMod = 2; setCursor(Qt::SizeAllCursor) ; }else if (isInLtBand) { dragMod = 4; setCursor(Qt::SizeAllCursor) ; }else { dragMod = 0; setCursor(Qt::ArrowCursor); } } int thresholdValue = 20; if (dragBegin == TRUE) { switch(dragMod) { case 0: if (x-MouseMidPressXpos>thresholdValue) { emit VisionMove_sgn(0,'r',0); }else if (MouseMidPressXpos-x>thresholdValue) { emit VisionMove_sgn(0,'r',1); }else; if (y-MouseLeftPressYpos>thresholdValue) { emit VisionMove_sgn(1,'r',0); }else if (MouseLeftPressYpos-y>thresholdValue) { emit VisionMove_sgn(1,'r',1); }else; break; case 1: if (CalRect.d/2+d1>REGION_DIS) { CalRect.d = CalRect.d + d1*2; } break; case 2: if (CalRect.w/2+d2>REGION_DIS) { CalRect.w = CalRect.w + d2*2; } break; case 3: if (-CalRect.d/2+d3<-REGION_DIS) { CalRect.d = CalRect.d - d3*2; } break; case 4: if (-CalRect.w/2+d4<-REGION_DIS) { CalRect.w = CalRect.w - d4*2; } break; default:break; } if (CalRect.w > 450) { CalRect.w = 450; } if (CalRect.d > 450) { CalRect.d = 450; } } if (rotateBegin == true) { double a; if (RefToCentre_x_now == 0 && (MouseMidPressXpos-CentreX) == 0) { a = 0; }else if (RefToCentre_x_now != 0 && (MouseMidPressXpos-CentreX) == 0) { a = atan((double)(RefToCentre_y_now/RefToCentre_x_now)) - QHALCONW_PI/2; if (RefToCentre_x_now<0) { a = a + QHALCONW_PI; } }else if (RefToCentre_x_now == 0 && (MouseMidPressXpos-CentreX) != 0) { a = QHALCONW_PI/2 - atan((double)((CentreY -MouseMidPressYpos)/(MouseMidPressXpos-CentreX))); if ( (MouseMidPressXpos-CentreX)<0 ) { a = QHALCONW_PI - a; } }else if (RefToCentre_x_now != 0 && (MouseMidPressXpos-CentreX) != 0) { a = atan((double)(RefToCentre_y_now/RefToCentre_x_now))-atan((double)((CentreY -MouseMidPressYpos)/(MouseMidPressXpos-CentreX))); if ((MouseMidPressXpos-CentreX )*(RefToCentre_x_now)<=0) { a = a+QHALCONW_PI; } }else; CalRect.a = CalRect.a - (a/QHALCONW_PI*180); if (CalRect.a>180) { CalRect.a = CalRect.a -360; }else if (CalRect.a <=-180) { CalRect.a = CalRect.a +360; }else; if (a != 0) { emit ChangeRectAng(CalRect.a); } MouseMidPressXpos = x; MouseMidPressYpos = y; } QWidget::mouseMoveEvent(event); } void QHalconWindow::InitVisionDev(void) { using namespace Halcon; HTuple ParaValue,ParaValueSet; //release_all_compute_devices(); //关闭所有摄像设备 //close_all_framegrabbers(); //close_all_framegrabbers(); //InstallHHandler(&MyHalconExceptionHandle); try { ////分别打开PCB相机及元件相机，并设置参数