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32 
33 /*!
34   \class SoGLNormalElement Inventor/elements/SoGLNormalElement.h
35   \brief The SoGLNormalElement class is yet to be documented.
36 
37   \ingroup elements
38 
39   FIXME: write doc.
40 */
41 
42 #include <Inventor/elements/SoGLNormalElement.h>
43 
44 
45 #ifdef HAVE_CONFIG_H
46 #include <config.h>
47 #endif // HAVE_CONFIG_H
48 
49 #include <Inventor/system/gl.h>
50 
51 #include <cassert>
52 
53 SO_ELEMENT_SOURCE(SoGLNormalElement);
54 
55 /*!
56   This static method initializes static data for the SoGLNormalElement class.
57 */
58 
59 void
initClass(void)60 SoGLNormalElement::initClass(void)
61 {
62   SO_ELEMENT_INIT_CLASS(SoGLNormalElement, inherited);
63 }
64 
65 /*!
66   The destructor.
67 */
68 
~SoGLNormalElement(void)69 SoGLNormalElement::~SoGLNormalElement(void)
70 {
71 }
72 
73 //! FIXME: write doc.
74 
75 void
init(SoState * state)76 SoGLNormalElement::init(SoState * state)
77 {
78   inherited::init(state);
79 }
80 
81 //! FIXME: write doc.
82 
83 void
send(const int index) const84 SoGLNormalElement::send(const int index) const
85 {
86   assert(index >= 0 && index < this->numNormals);
87   glNormal3fv(this->normals[index].getValue());
88 }
89