gluDeleteQuadric destroys the quadrics object (created with gluNewQuadric ) and frees any memory it uses. Once gluDeleteQuadric has been called, quad cannot be used again.
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gluDeleteQuadric: man2/gluDeleteQuadric.xml
gluDeleteQuadric destroys the quadrics object (created with gluNewQuadric ) and frees any memory it uses. Once gluDeleteQuadric has been called, quad cannot be used again.