... 2.0 ); glBegin( GL_LINE_LOOP ); glVertex3f( 1.0, 0.5, -0.4 ); glVertex3f( 1.0, -0.5, ... 0.5, 0.4 ); glEnd(); glBegin( GL_LINES ); glVertex3f( 1.0, 0.5, ...
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