1 /**************************************************************************\
2  * Copyright (c) Kongsberg Oil & Gas Technologies AS
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are
7  * met:
8  *
9  * Redistributions of source code must retain the above copyright notice,
10  * this list of conditions and the following disclaimer.
11  *
12  * Redistributions in binary form must reproduce the above copyright
13  * notice, this list of conditions and the following disclaimer in the
14  * documentation and/or other materials provided with the distribution.
15  *
16  * Neither the name of the copyright holder nor the names of its
17  * contributors may be used to endorse or promote products derived from
18  * this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24  * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 \**************************************************************************/
32 
33 /*!
34   \class SoProfileCoordinateElement Inventor/elements/SoProfileCoordinateElement.h
35   \brief The SoProfileCoordinateElement class is yet to be documented.
36 
37   \ingroup elements
38 
39   FIXME: write doc.
40 */
41 
42 #include <Inventor/elements/SoProfileCoordinateElement.h>
43 
44 #include "tidbitsp.h"
45 #include "SbBasicP.h"
46 
47 #include <cassert>
48 
49 #include <Inventor/nodes/SoNode.h>
50 
51 SbVec2f * SoProfileCoordinateElement::initdefaultcoords = NULL;
52 
53 /*!
54   \var SoProfileCoordinateElement::numCoords
55 
56   FIXME: write doc.
57 */
58 
59 /*!
60   \var SoProfileCoordinateElement::coords2
61 
62   FIXME: write doc.
63 */
64 
65 /*!
66   \var SoProfileCoordinateElement::coords3
67 
68   FIXME: write doc.
69 */
70 
71 /*!
72   \var SoProfileCoordinateElement::coordsAre2D
73 
74   FIXME: write doc.
75 */
76 
77 SO_ELEMENT_SOURCE(SoProfileCoordinateElement);
78 
79 // doc from parent
80 void
initClass(void)81 SoProfileCoordinateElement::initClass(void)
82 {
83   SO_ELEMENT_INIT_CLASS(SoProfileCoordinateElement, inherited);
84 
85   SoProfileCoordinateElement::initdefaultcoords = new SbVec2f(0.0f, 0.0f);
86 
87   coin_atexit(reinterpret_cast<coin_atexit_f *>(SoProfileCoordinateElement::clean), CC_ATEXIT_NORMAL);
88 }
89 
90 void
clean(void)91 SoProfileCoordinateElement::clean(void)
92 {
93   delete SoProfileCoordinateElement::initdefaultcoords;
94 }
95 
96 /*!
97   The destructor.
98 */
~SoProfileCoordinateElement(void)99 SoProfileCoordinateElement::~SoProfileCoordinateElement(void)
100 {
101 }
102 
103 // doc from parent
104 void
init(SoState * state)105 SoProfileCoordinateElement::init(SoState * state)
106 {
107   inherited::init(state);
108   this->numCoords = 1;
109   this->coords2 = SoProfileCoordinateElement::initdefaultcoords;
110   this->coords3 = NULL;
111   this->coordsAre2D = TRUE;
112 }
113 
114 
115 /*!
116   Sets the profile coordinates.
117 */
118 void
set2(SoState * const state,SoNode * const node,const int32_t numCoords,const SbVec2f * const coords)119 SoProfileCoordinateElement::set2(SoState * const state,
120                                  SoNode * const node,
121                                  const int32_t numCoords,
122                                  const SbVec2f * const coords)
123 {
124   assert(numCoords >= 0);
125   SoProfileCoordinateElement * element =
126     coin_safe_cast<SoProfileCoordinateElement *>
127     (getElement(state, classStackIndex, NULL));
128   if (element) {
129     element->numCoords = numCoords;
130     element->coords2 = coords;
131     element->coords3 = NULL;
132     element->coordsAre2D = TRUE;
133     element->nodeId = node->getNodeId();
134   }
135 }
136 
137 /*!
138   Sets the profile coordinates.
139 */
140 void
set3(SoState * const state,SoNode * const node,const int32_t numCoords,const SbVec3f * const coords)141 SoProfileCoordinateElement::set3(SoState * const state,
142                                  SoNode * const node,
143                                  const int32_t numCoords,
144                                  const SbVec3f * const coords)
145 {
146   assert(numCoords >= 0);
147   SoProfileCoordinateElement * element =
148     coin_safe_cast<SoProfileCoordinateElement *>
149     (getElement(state, classStackIndex, NULL));
150   if (element) {
151     element->numCoords = numCoords;
152     element->coords2 = NULL;
153     element->coords3 = coords;
154     element->coordsAre2D = FALSE;
155     element->nodeId = node->getNodeId();
156   }
157 }
158 
159 /*!
160   Returns the current element.
161 */
162 const SoProfileCoordinateElement *
getInstance(SoState * const state)163 SoProfileCoordinateElement::getInstance(SoState * const state)
164 {
165   return coin_assert_cast<const SoProfileCoordinateElement *>
166     (SoElement::getConstElement(state, classStackIndex));
167 }
168 
169 /*!
170   Returns the number of profile coordinates in this element.
171 */
172 int32_t
getNum(void) const173 SoProfileCoordinateElement::getNum(void) const
174 {
175   return this->numCoords;
176 }
177 
178 /*!
179   Returns the \a index'th 2D coordinate.
180   \sa is2D()
181 */
182 const SbVec2f &
get2(const int index) const183 SoProfileCoordinateElement::get2(const int index) const
184 {
185   assert(index >= 0 && index < this->numCoords);
186   assert(this->coordsAre2D);
187   return this->coords2[ index ];
188 }
189 
190 /*!
191   Returns the \a index'th 3D coordinate.
192   \sa is2D()
193 */
194 const SbVec3f &
get3(const int index) const195 SoProfileCoordinateElement::get3(const int index) const
196 {
197   assert(index >= 0 && index < this->numCoords);
198   assert(! this->coordsAre2D);
199   return this->coords3[ index ];
200 }
201 
202 /*!
203   Returns if this element contains 2D coordinates.
204 */
205 SbBool
is2D(void) const206 SoProfileCoordinateElement::is2D(void) const
207 {
208   return this->coordsAre2D;
209 }
210 
211 /*!
212   Returns the default 2D coordinate.
213 */
214 SbVec2f
getDefault2(void)215 SoProfileCoordinateElement::getDefault2(void)
216 {
217   return SbVec2f(0.0f, 0.0f);
218 }
219 
220 /*!
221   Returns the default 3D coordinate.
222 */
223 SbVec3f
getDefault3(void)224 SoProfileCoordinateElement::getDefault3(void)
225 {
226   return SbVec3f(0.0f, 0.0f, 1.0f);
227 }
228 
229 /*!
230   Returns a pointer to the 2D coordinates.
231 */
232 const SbVec2f *
getArrayPtr2(void) const233 SoProfileCoordinateElement::getArrayPtr2(void) const
234 {
235   return this->coords2;
236 }
237 
238 /*!
239   Returns a pointer to the 3D coordinates.
240 */
241 const SbVec3f *
getArrayPtr3(void) const242 SoProfileCoordinateElement::getArrayPtr3(void) const
243 {
244   return this->coords3;
245 }
246