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

protectedvirtual

Reimplemented in Q3DCameraWidget.

Definition at line 656 of file BasicGlCamera.cc.

References fTextSize, pixelSize, shownSizex, shownSizey, and viewSize.

Referenced by PixelAtPosition().

    {
        glViewport(0, 0, cWidth, cHeight);
         glMatrixMode(GL_PROJECTION);
         glLoadIdentity();
         GLfloat windowRatio = (float)cWidth/(float)cHeight;
         if (windowRatio < 1)
         {
             windowRatio = 1.0f/windowRatio;
             gluOrtho2D(-viewSize, viewSize, -viewSize*windowRatio, viewSize*windowRatio);
             pixelSize = 2*viewSize/(float)cWidth;
             shownSizex = 2*viewSize;
             shownSizey = 2*viewSize*windowRatio;
         }
         else
         {
             gluOrtho2D(-viewSize*windowRatio, viewSize*windowRatio, -viewSize, viewSize);
             pixelSize = 2*viewSize/(float)cHeight;
             shownSizex = 2*viewSize*windowRatio;
             shownSizey = 2*viewSize;
         }
         glMatrixMode(GL_MODELVIEW);

         fTextSize = (int)(cWidth*12/600); //want a sized 12 font for a window of 600 pixels width
         setFont(QFont("Monospace", fTextSize));
    }

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