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31 \**************************************************************************/
32
33 /*!
34 \class SoPolygonOffsetElement Inventor/elements/SoPolygonOffsetElement.h
35 \brief The SoPolygonOffsetElement class is yet to be documented.
36
37 \ingroup elements
38
39 FIXME: write doc.
40 */
41
42 #include <Inventor/elements/SoPolygonOffsetElement.h>
43
44 #include "SbBasicP.h"
45
46 #include <cassert>
47
48 /*!
49 \fn SoPolygonOffsetElement::Style
50
51 FIXME: write doc.
52 */
53
54 /*!
55 \fn SoPolygonOffsetElement::style
56
57 FIXME: write doc.
58 */
59
60 /*!
61 \fn SoPolygonOffsetElement::active
62
63 FIXME: write doc.
64 */
65
66 /*!
67 \fn SoPolygonOffsetElement::offsetfactor
68
69 FIXME: write doc.
70 */
71
72 /*!
73 \fn SoPolygonOffsetElement::offsetunits
74
75 FIXME: write doc.
76 */
77
78 SO_ELEMENT_SOURCE(SoPolygonOffsetElement);
79
80 /*!
81 This static method initializes static data for the SoPolygonOffsetElement
82 class.
83 */
84
85 void
initClass(void)86 SoPolygonOffsetElement::initClass(void)
87 {
88 SO_ELEMENT_INIT_CLASS(SoPolygonOffsetElement, inherited);
89 }
90
91 /*!
92 The destructor.
93 */
94
~SoPolygonOffsetElement(void)95 SoPolygonOffsetElement::~SoPolygonOffsetElement(void)
96 {
97 }
98
99 //! FIXME: write doc.
100
101 void
init(SoState * state)102 SoPolygonOffsetElement::init(SoState * state)
103 {
104 inherited::init(state);
105 SoPolygonOffsetElement::getDefault(this->offsetfactor,
106 this->offsetunits,
107 this->style,
108 this->active);
109 }
110
111 //! FIXME: write doc.
112
113 void
set(SoState * state,SoNode * node,float factor,float units,Style styles,SbBool on)114 SoPolygonOffsetElement::set(SoState * state, SoNode * node,
115 float factor, float units, Style styles, SbBool on)
116 {
117 SoPolygonOffsetElement * elem = coin_safe_cast<SoPolygonOffsetElement *>
118 (
119 SoReplacedElement::getElement(state, classStackIndex, node)
120 );
121 if (elem) {
122 elem->setElt(factor, units, styles, on);
123 }
124 }
125
126 //! FIXME: write doc.
127
128 void
get(SoState * state,float & factor,float & units,Style & styles,SbBool & on)129 SoPolygonOffsetElement::get(SoState * state, float & factor, float & units,
130 Style & styles, SbBool & on)
131 {
132 const SoPolygonOffsetElement * elem =
133 coin_assert_cast<const SoPolygonOffsetElement *>
134 (
135 SoElement::getConstElement(state, classStackIndex)
136 );
137
138 factor = elem->offsetfactor;
139 units = elem->offsetunits;
140 styles = elem->style;
141 on = elem->active;
142 }
143
144 //! FIXME: write doc.
145
146 void
setElt(float factor,float units,Style styles,SbBool on)147 SoPolygonOffsetElement::setElt(float factor, float units,
148 Style styles, SbBool on)
149 {
150 this->offsetfactor = factor;
151 this->offsetunits = units;
152 this->style = styles;
153 this->active = on;
154 }
155
156 //! FIXME: write doc.
157
158 void
getDefault(float & factor,float & units,Style & styles,SbBool & on)159 SoPolygonOffsetElement::getDefault(float & factor, float & units,
160 Style & styles, SbBool & on)
161 {
162 factor = 0.0f;
163 units = 0.0f;
164 styles = SoPolygonOffsetElement::FILLED;
165 on = FALSE;
166 }
167