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32
33 /*!
34 \class SoViewVolumeElement Inventor/elements/SoViewVolumeElement.h
35 \brief The SoViewVolumeElement class is yet to be documented.
36
37 \ingroup elements
38
39 FIXME: write doc.
40 */
41
42 #include <Inventor/elements/SoViewVolumeElement.h>
43
44 #include "SbBasicP.h"
45
46 #include <cassert>
47
48 /*!
49 \fn SoViewVolumeElement::viewVolume
50
51 FIXME: write doc.
52 */
53
54 SO_ELEMENT_SOURCE(SoViewVolumeElement);
55
56 /*!
57 This static method initializes static data for the SoViewVolumeElement class.
58 */
59
60 void
initClass(void)61 SoViewVolumeElement::initClass(void)
62 {
63 SO_ELEMENT_INIT_CLASS(SoViewVolumeElement, inherited);
64 }
65
66 /*!
67 The destructor.
68 */
69
~SoViewVolumeElement(void)70 SoViewVolumeElement::~SoViewVolumeElement(void)
71 {
72 }
73
74 //! FIXME: write doc.
75
76 void
set(SoState * const state,SoNode * const node,const SbViewVolume & viewVolume)77 SoViewVolumeElement::set(SoState * const state,
78 SoNode * const node,
79 const SbViewVolume & viewVolume)
80 {
81 SoViewVolumeElement * element = coin_safe_cast<SoViewVolumeElement *>
82 (
83 SoReplacedElement::getElement(state, classStackIndex, node)
84 );
85 if (element) {
86 element->viewVolume = viewVolume;
87 }
88 }
89
90 //! FIXME: write doc.
91
92 const SbViewVolume &
get(SoState * const state)93 SoViewVolumeElement::get(SoState * const state)
94 {
95 const SoViewVolumeElement * element = coin_assert_cast<const SoViewVolumeElement *>
96 (
97 SoElement::getConstElement(state, classStackIndex)
98 );
99 return element->viewVolume;
100 }
101
102 //! FIXME: write doc.
103
104 void
init(SoState * state)105 SoViewVolumeElement::init(SoState * state)
106 {
107 inherited::init(state);
108 this->viewVolume.ortho(-1.0f, 1.0f, -1.0f, 1.0f, -1.0f, 1.0f);
109 }
110