1 files changed, 25 insertions, 0 deletions
diff --git a/src/glsphere.cpp b/src/glsphere.cpp
index 15f745a..8fedd0e 100644
--- a/src/glsphere.cpp
+++ b/src/glsphere.cpp
@@ -35,6 +35,31 @@ void GLSphere::makeSurface(QVector<GLPoint> *pointContainer,
     m_points->append(GLPoint(m_radius * southpol, southpol, t0, m_color));
 
     m_nextPoint = m_points->size();
+
+    m_firstIndex = m_indices->size();
+
+    for (int slice = 1; slice < m_slices - 1; slice += 2)
+    {
+        m_indices->append(m_firstPoint);
+
+        for (int stack = 0; stack < m_stacks - 1; stack++)
+        {
+            m_indices->append((m_firstPoint + 1) + stack + ((m_stacks - 1) * (slice - 1)));
+            m_indices->append((m_firstPoint + 1) + stack + ((m_stacks - 1) * slice));
+        }
+
+        m_indices->append(m_nextPoint - 1);
+
+        for (int stack = m_stacks - 2; stack >= 0; stack--)
+        {
+            m_indices->append((m_firstPoint + 1) + stack + ((m_stacks - 1) * (slice + 1)));
+            m_indices->append((m_firstPoint + 1) + stack + ((m_stacks - 1) * slice));
+        }
+
+        m_indices->append(m_firstPoint);
+    }
+
+    m_nextIndex = m_indices->size();
 }
 
 QVector3D GLSphere::calculatePoint(double sliceRotation, double stackRotation)