Finally fixed pulse profile computation

src/pulsaranimationwidget.cpp

@@ -657,12 +657,9 @@ void PulsarAnimationWidget::setPulsarMagneticAxisInclination(const int degrees)
 
 void PulsarAnimationWidget::setPulsarBeamAngle(const int degrees)
 {
-    // FIXME: get rid of this "Einstein constant!"
-    double radiusOffset = -0.27;
-
     m_pulsarBeamAngle = degrees;
 
-    m_pulsarBeamOuterRadius = tan(deg2rad * degrees * 0.5f) * m_pulsarBeamLength + m_pulsarBeamRimSize * 0.5f + radiusOffset;
+    m_pulsarBeamOuterRadius = tan(deg2rad * degrees * 0.5f) * m_pulsarBeamLength + m_pulsarBeamRimSize * 0.5f;
     m_pulsarBeamInnerRadius = m_pulsarBeamOuterRadius - m_pulsarBeamRimSize;
     if(m_pulsarBeamInnerRadius < 0.0) m_pulsarBeamInnerRadius = 0.0;
     updatePulseProfile();
@@ -684,7 +681,7 @@ void PulsarAnimationWidget::updatePulseProfile()
     const double    deltaPhiRot     = deg2rad * 1.0;
     const double    gamma           = deg2rad * m_pulsarSpinAxisInclination;
     const double    alpha           = deg2rad * m_pulsarMagneticAxisInclination;
-    const double    beta            = alpha - gamma;
+    const double    beta            = -alpha + gamma;
     const double    rho             = deg2rad * m_pulsarBeamAngle * 0.5;
     const double    gaussProfile    = 0.04;
 
@@ -700,7 +697,7 @@ void PulsarAnimationWidget::updatePulseProfile()
 
         // determine and store pulse amplitude
         if(!isnan(W)){
-            m_pulseProfile[x] = exp(-2.0 * pow(phiRot -W, 2) / gaussProfile) + exp(-2.0 * pow(phiRot + W - 2.0 * PI, 2) / gaussProfile);
+            m_pulseProfile[x] = exp(-2.0 * pow(phiRot - W, 2) / gaussProfile) + exp(-2.0 * pow(phiRot + W - 2.0 * PI, 2) / gaussProfile);
         }
         else {
             m_pulseProfile[x] = 0.0;