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qtSpectrumDisplay.cpp 7.21 KB
0c9bf8ae   dmayerich   Case-sensitive er...
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   #include <QtGui>

   #include <QtOpenGL/QtOpenGL>

  #include <GL/glu.h>

  

   #include <math.h>

  

   #include "qtSpectrumDisplay.h"

  

   qtSpectrumDisplay::qtSpectrumDisplay(QWidget *parent)

       : QGLWidget(parent)

   {

       object = 0;

       xRot = 0;

       yRot = 0;

       zRot = 0;

  

       qtGreen = QColor::fromCmykF(0.40, 0.0, 1.0, 0.0);

       qtPurple = QColor::fromCmykF(0.39, 0.39, 0.0, 0.0);

   }

  

   qtSpectrumDisplay::~qtSpectrumDisplay()

   {

       makeCurrent();

       glDeleteLists(object, 1);

   }

  

   QSize qtSpectrumDisplay::minimumSizeHint() const

   {

       return QSize(50, 50);

   }

  

   QSize qtSpectrumDisplay::sizeHint() const

   {

       return QSize(400, 400);

   }

  

   /*void qtSpectrumDisplay::setXRotation(int angle)

   {

       normalizeAngle(&angle);

       if (angle != xRot) {

           xRot = angle;

           emit xRotationChanged(angle);

           updateGL();

       }

   }

  

   void qtSpectrumDisplay::setYRotation(int angle)

   {

       normalizeAngle(&angle);

       if (angle != yRot) {

           yRot = angle;

           emit yRotationChanged(angle);

           updateGL();

       }

   }

  

   void qtSpectrumDisplay::setZRotation(int angle)

   {

       normalizeAngle(&angle);

       if (angle != zRot) {

           zRot = angle;

           emit zRotationChanged(angle);

           updateGL();

       }

   }*/

  

   void qtSpectrumDisplay::initializeGL()

   {

       qglClearColor(qtPurple.dark());

       //object = makeObject();

       glShadeModel(GL_FLAT);

       glEnable(GL_DEPTH_TEST);

       glEnable(GL_CULL_FACE);

   }

  

   void qtSpectrumDisplay::printWavenumber(int xPos)

   {

  	 int viewParams[4];

  	 glGetIntegerv(GL_VIEWPORT, viewParams);

  

  	 float a = (float)xPos/(float)viewParams[2];

  

  	 int wn = a * (nuMax - nuMin) + nuMin;

  	 cout<<wn<<endl;

  

   }

  

   void qtSpectrumDisplay::paintGL()

   {

  	 glMatrixMode(GL_PROJECTION);

       glLoadIdentity();

       //glOrtho(-0.5, +0.5, +0.5, -0.5, 4.0, 15.0);

  	 gluOrtho2D(nuMin, nuMax, aMin, aMax);

       glMatrixMode(GL_MODELVIEW);

  

       glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

       glLoadIdentity();

       /*glTranslated(0.0, 0.0, -10.0);

       glRotated(xRot / 16.0, 1.0, 0.0, 0.0);

       glRotated(yRot / 16.0, 0.0, 1.0, 0.0);

       glRotated(zRot / 16.0, 0.0, 0.0, 1.0);*/

  	 glLineWidth(2);

  	 if(dispSimSpec)

  	 {

  		 glColor3f(1.0, 1.0, 1.0);

  		 glBegin(GL_LINE_STRIP);

  		 for(unsigned int i=0; i<SimSpectrum.size(); i++)

  			 glVertex2f(SimSpectrum[i].nu, SimSpectrum[i].A);

  		 glEnd();

  	 }

  	 if(dispRefSpec && RefSpectrum.size() > 0)

  	 {

  		 glColor3f(0.5, 0.5, 0.5);

  		 glBegin(GL_LINE_STRIP);

  		 float nu;

  		 for(unsigned int i=0; i<RefSpectrum[currentSpec].size(); i++)

  		 {

  			 nu = RefSpectrum[currentSpec][i].nu;

  			 glVertex2f(nu, RefSpectrum[currentSpec][i].A + nu * refSlope);

  		 }

  		 glEnd();

  	 }

  

  	 int nSamples = MaterialList[currentMaterial].eta.size();

  	 float nu;

  	 //display absorbance

  	 if(dispMatK)

  	 {

  		 

  		 glColor3f(1.0, 0.0, 0.0);

  		 glBegin(GL_LINE_STRIP);

  		 for(int i=0; i<nSamples; i++){

  			 nu = MaterialList[currentMaterial].nu[i];

  			 glVertex2f(nu, MaterialList[currentMaterial].eta[i].imag() * dispScaleK);

  		 }

  		 glEnd();

  	 }

  	 if(dispSimK)

  	 {

  		 glColor3f(1.0, 1.0, 0.0);

  		 glBegin(GL_LINE_STRIP);

  		 for(unsigned int i=0; i<EtaK.size(); i++){

  			 glVertex2f(EtaK[i].nu, EtaK[i].A * dispScaleK);

  		 }

  		 glEnd();

  	 }

  

  	 //display refractive index (real)

  	 if(dispMatN)

  	 {

  		 glColor3f(0.0, 1.0, 0.0);

  		 glBegin(GL_LINE_STRIP);

  		 for(int i=0; i<nSamples; i++){

  			 nu = MaterialList[currentMaterial].nu[i];

  			 glVertex2f(nu, (MaterialList[currentMaterial].eta[i].real() - baseIR) * dispScaleN);

  		 }

  		 glEnd();

  	 }

  	 if(dispSimN)

  	 {

  		 glColor3f(0.0, 1.0, 1.0);

  		 glBegin(GL_LINE_STRIP);

  		 for(unsigned int i=0; i<EtaN.size(); i++)

  			 glVertex2f(EtaN[i].nu, (EtaN[i].A - baseIR) * dispScaleN);

  		 glEnd();

  	 }

  	 

  

       glCallList(object);

   }

  

   void qtSpectrumDisplay::resizeGL(int width, int height)

   {

       int side = qMin(width, height);

       //glViewport((width - side) / 2, (height - side) / 2, side, side);

  	 glViewport(0, 0, width, height);

  

       /*glMatrixMode(GL_PROJECTION);

       glLoadIdentity();

       //glOrtho(-0.5, +0.5, +0.5, -0.5, 4.0, 15.0);

  	 gluOrtho2D(nuMin, nuMax, aMin, aMax);

       glMatrixMode(GL_MODELVIEW);*/

   }

  

   void qtSpectrumDisplay::mousePressEvent(QMouseEvent *event)

   {

       lastPos = event->pos();

  

  	 if(event->buttons() & Qt::LeftButton)

  	 {

  		 int wn = 0;

  		 printWavenumber(event->x());

  	 }

   }

  

   void qtSpectrumDisplay::mouseMoveEvent(QMouseEvent *event)

   {

       int dx = event->x() - lastPos.x();

       int dy = event->y() - lastPos.y();

  	 /*

       if (event->buttons() & Qt::LeftButton) {

           setXRotation(xRot + 8 * dy);

           setYRotation(yRot + 8 * dx);

       } else if (event->buttons() & Qt::RightButton) {

           setXRotation(xRot + 8 * dy);

           setZRotation(zRot + 8 * dx);

       }*/

       lastPos = event->pos();

   }

  

   /*GLuint qtSpectrumDisplay::makeObject()

   {

       GLuint list = glGenLists(1);

       glNewList(list, GL_COMPILE);

  

       glBegin(GL_QUADS);

  

       GLdouble x1 = +0.06;

       GLdouble y1 = -0.14;

       GLdouble x2 = +0.14;

       GLdouble y2 = -0.06;

       GLdouble x3 = +0.08;

       GLdouble y3 = +0.00;

       GLdouble x4 = +0.30;

       GLdouble y4 = +0.22;

  

       quad(x1, y1, x2, y2, y2, x2, y1, x1);

       quad(x3, y3, x4, y4, y4, x4, y3, x3);

  

       extrude(x1, y1, x2, y2);

       extrude(x2, y2, y2, x2);

       extrude(y2, x2, y1, x1);

       extrude(y1, x1, x1, y1);

       extrude(x3, y3, x4, y4);

       extrude(x4, y4, y4, x4);

       extrude(y4, x4, y3, x3);

  

       const double Pi = 3.14159265358979323846;

       const int NumSectors = 200;

  

       for (int i = 0; i < NumSectors; ++i) {

           double angle1 = (i * 2 * Pi) / NumSectors;

           GLdouble x5 = 0.30 * sin(angle1);

           GLdouble y5 = 0.30 * cos(angle1);

           GLdouble x6 = 0.20 * sin(angle1);

           GLdouble y6 = 0.20 * cos(angle1);

  

           double angle2 = ((i + 1) * 2 * Pi) / NumSectors;

           GLdouble x7 = 0.20 * sin(angle2);

           GLdouble y7 = 0.20 * cos(angle2);

           GLdouble x8 = 0.30 * sin(angle2);

           GLdouble y8 = 0.30 * cos(angle2);

  

           quad(x5, y5, x6, y6, x7, y7, x8, y8);

  

           extrude(x6, y6, x7, y7);

           extrude(x8, y8, x5, y5);

       }

  

       glEnd();

  

       glEndList();

       return list;

   }*/

  

   void qtSpectrumDisplay::quad(GLdouble x1, GLdouble y1, GLdouble x2, GLdouble y2,

                       GLdouble x3, GLdouble y3, GLdouble x4, GLdouble y4)

   {

       qglColor(qtGreen);

  

       glVertex3d(x1, y1, -0.05);

       glVertex3d(x2, y2, -0.05);

       glVertex3d(x3, y3, -0.05);

       glVertex3d(x4, y4, -0.05);

  

       glVertex3d(x4, y4, +0.05);

       glVertex3d(x3, y3, +0.05);

       glVertex3d(x2, y2, +0.05);

       glVertex3d(x1, y1, +0.05);

   }

  

   /*void qtSpectrumDisplay::extrude(GLdouble x1, GLdouble y1, GLdouble x2, GLdouble y2)

   {

       qglColor(qtGreen.dark(250 + int(100 * x1)));

  

       glVertex3d(x1, y1, +0.05);

       glVertex3d(x2, y2, +0.05);

       glVertex3d(x2, y2, -0.05);

       glVertex3d(x1, y1, -0.05);

   }*/

  

   void qtSpectrumDisplay::normalizeAngle(int *angle)

   {

       while (*angle < 0)

           *angle += 360 * 16;

       while (*angle > 360 * 16)

           *angle -= 360 * 16;

da3d4e0e   dmayerich   Initial commit.
298
   }