Repurpose unused elements to build LHO (fixed position)

src/pulsaranimationwidget.cpp

@@ -61,8 +61,8 @@ PulsarAnimationWidget::PulsarAnimationWidget(QWidget *parent) :
     m_quadricPulsarCone2Shell = NULL;
     m_quadricPulsarSpinAxis = NULL;
     m_quadricPulsarSpinAxisTop1 = NULL;
-    m_quadricPulsarSpinAxisTop2 = NULL;
-    m_quadricPulsarMagneticAxis = NULL;
+    m_quadricLHOv = NULL;
+    m_quadricLHOh = NULL;
 
     // initialize texture pointers
     m_backgroundTexture = 0;
@@ -122,8 +122,8 @@ PulsarAnimationWidget::~PulsarAnimationWidget()
     if(m_quadricPulsarCone2Shell) gluDeleteQuadric(m_quadricPulsarCone2Shell);
     if(m_quadricPulsarSpinAxis) gluDeleteQuadric(m_quadricPulsarSpinAxis);
     if(m_quadricPulsarSpinAxisTop1) gluDeleteQuadric(m_quadricPulsarSpinAxisTop1);
-    if(m_quadricPulsarSpinAxisTop2) gluDeleteQuadric(m_quadricPulsarSpinAxisTop2);
-    if(m_quadricPulsarMagneticAxis) gluDeleteQuadric(m_quadricPulsarMagneticAxis);
+    if(m_quadricLHOv) gluDeleteQuadric(m_quadricLHOv);
+    if(m_quadricLHOh) gluDeleteQuadric(m_quadricLHOh);
 
     if(m_backgroundTexture) deleteTexture(m_backgroundTexture);
     if(m_beamTexture) deleteTexture(m_beamTexture);
@@ -167,8 +167,8 @@ void PulsarAnimationWidget::initializeGL()
     m_quadricPulsarCone2Shell = gluNewQuadric();
     m_quadricPulsarSpinAxis = gluNewQuadric();
     m_quadricPulsarSpinAxisTop1 = gluNewQuadric();
-    m_quadricPulsarSpinAxisTop2 = gluNewQuadric();
-    m_quadricPulsarMagneticAxis = gluNewQuadric();
+    m_quadricLHOv = gluNewQuadric();
+    m_quadricLHOh = gluNewQuadric();
 
     gluQuadricNormals(m_quadricCompanionOrbitPlane, GLU_SMOOTH);
     gluQuadricNormals(m_quadricCompanion, GLU_SMOOTH);
@@ -178,8 +178,8 @@ void PulsarAnimationWidget::initializeGL()
     gluQuadricNormals(m_quadricPulsarCone2Shell, GLU_SMOOTH);
     gluQuadricNormals(m_quadricPulsarSpinAxis, GLU_SMOOTH);
     gluQuadricNormals(m_quadricPulsarSpinAxisTop1, GLU_SMOOTH);
-    gluQuadricNormals(m_quadricPulsarSpinAxisTop2, GLU_SMOOTH);
-    gluQuadricNormals(m_quadricPulsarMagneticAxis, GLU_SMOOTH);
+    gluQuadricNormals(m_quadricLHOv, GLU_SMOOTH);
+    gluQuadricNormals(m_quadricLHOh, GLU_SMOOTH);
 
     // query max texture size (estimate)
     GLint maxTextureSize;
@@ -302,6 +302,31 @@ void PulsarAnimationWidget::paintGL()
     }
     glPopMatrix();
 
+    // draw LHO
+    glPushMatrix();
+    {
+        glColor3f(1.0f, 1.0f, 1.0f);
+
+        glRotatef(-81, 1.0, 1.0, 0.0);
+        glTranslatef(0.0, 0.0, m_pulsarRadius);
+        glRotatef(180, 0.0, 0.0, 1.0);
+        glPushMatrix();
+        {
+            glRotatef(90, 0.0, 1.0, 0.0);
+            gluCylinder(m_quadricLHOh, 0.010, 0.010, 0.20, 32, 1);
+        }
+        glPopMatrix();
+
+        glPushMatrix();
+        {
+            glRotatef(90, 0.0, 1.0, 0.0);
+            glRotatef(90, 1.0, 0.0, 0.0);
+            gluCylinder(m_quadricLHOv, 0.010, 0.010, 0.20, 32, 1);
+        }
+        glPopMatrix();
+    }
+    glPopMatrix();
+
     // draw source
     glPushMatrix();
     {
@@ -331,13 +356,6 @@ void PulsarAnimationWidget::paintGL()
                 gluDisk(m_quadricPulsarSpinAxisTop1, 0, 0.020, 32, 8);
             }
             glPopMatrix();
-            glPushMatrix();
-            {
-                glTranslatef(0.0, 0.0, 0.5);
-                gluDisk(m_quadricPulsarSpinAxisTop2, 0, 0.020, 32, 8);
-            }
-            glPopMatrix();
-
             glPushMatrix();
             {
                 glTranslatef(0.0, 0.0, 0.5f);

src/pulsaranimationwidget.h

@@ -98,8 +98,8 @@ private:
     GLUquadricObj *m_quadricPulsarCone2Shell;
     GLUquadricObj *m_quadricPulsarSpinAxis;
     GLUquadricObj *m_quadricPulsarSpinAxisTop1;
-    GLUquadricObj *m_quadricPulsarSpinAxisTop2;
-    GLUquadricObj *m_quadricPulsarMagneticAxis;
+    GLUquadricObj *m_quadricLHOv;
+    GLUquadricObj *m_quadricLHOh;
 
     GLuint m_backgroundTexture;
     GLuint m_beamTexture;