| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // 26 //
27 // 27 //
>> 28 // $Id: SoTubs.cc 66373 2012-12-18 09:41:34Z gcosmo $
28 // 29 //
29 /*-----------------------------HEPVis--------- 30 /*-----------------------------HEPVis---------------------------------------*/
30 /* 31 /* */
31 /* Node: SoTubs 32 /* Node: SoTubs */
32 /* Description: Represents the G4Tubs Gea 33 /* Description: Represents the G4Tubs Geant Geometry entity */
33 /* Author: Joe Boudreau Nov 11 1996 34 /* Author: Joe Boudreau Nov 11 1996 */
34 /* 35 /* */
35 /*-------------------------------------------- 36 /*--------------------------------------------------------------------------*/
36 37
>> 38 #ifdef G4VIS_BUILD_OI_DRIVER
>> 39
37 // this : 40 // this :
38 #include "HEPVis/nodes/SoTubs.h" 41 #include "HEPVis/nodes/SoTubs.h"
39 42
40 #include <assert.h> 43 #include <assert.h>
41 #include <cmath> 44 #include <cmath>
42 45
43 #include <Inventor/SbBox.h> 46 #include <Inventor/SbBox.h>
44 #include <Inventor/actions/SoGLRenderAction.h> 47 #include <Inventor/actions/SoGLRenderAction.h>
45 #include <Inventor/fields/SoSFFloat.h> 48 #include <Inventor/fields/SoSFFloat.h>
46 #include <Inventor/misc/SoChildList.h> 49 #include <Inventor/misc/SoChildList.h>
47 #include <Inventor/nodes/SoSeparator.h> 50 #include <Inventor/nodes/SoSeparator.h>
48 #include <Inventor/nodes/SoIndexedFaceSet.h> 51 #include <Inventor/nodes/SoIndexedFaceSet.h>
49 #include <Inventor/nodes/SoNormal.h> 52 #include <Inventor/nodes/SoNormal.h>
50 #include <Inventor/nodes/SoCoordinate3.h> 53 #include <Inventor/nodes/SoCoordinate3.h>
51 #include <Inventor/nodes/SoNormalBinding.h> 54 #include <Inventor/nodes/SoNormalBinding.h>
52 #include <Inventor/SoPrimitiveVertex.h> 55 #include <Inventor/SoPrimitiveVertex.h>
53 #include <Inventor/elements/SoTextureCoordinat 56 #include <Inventor/elements/SoTextureCoordinateElement.h>
54 57
55 #include "HEPVis/SbMath.h" 58 #include "HEPVis/SbMath.h"
56 59
57 // This statement is required 60 // This statement is required
58 SO_NODE_SOURCE(SoTubs) 61 SO_NODE_SOURCE(SoTubs)
59 62
60 // Constructor 63 // Constructor
61 SoTubs::SoTubs() { 64 SoTubs::SoTubs() {
62 65
63 66
64 // This statement is required 67 // This statement is required
65 SO_NODE_CONSTRUCTOR(SoTubs); 68 SO_NODE_CONSTRUCTOR(SoTubs);
66 69
67 // Data fields are initialized like this: 70 // Data fields are initialized like this:
68 SO_NODE_ADD_FIELD(pRMin, (0)); 71 SO_NODE_ADD_FIELD(pRMin, (0));
69 SO_NODE_ADD_FIELD(pRMax, (1)); 72 SO_NODE_ADD_FIELD(pRMax, (1));
70 SO_NODE_ADD_FIELD(pDz, (10)) 73 SO_NODE_ADD_FIELD(pDz, (10));
71 SO_NODE_ADD_FIELD(pSPhi, (0)); 74 SO_NODE_ADD_FIELD(pSPhi, (0));
72 SO_NODE_ADD_FIELD(pDPhi, ((flo 75 SO_NODE_ADD_FIELD(pDPhi, ((float)(2*M_PI)));
73 SO_NODE_ADD_FIELD(alternateRep, (NULL 76 SO_NODE_ADD_FIELD(alternateRep, (NULL));
74 children = new SoChildList(this); 77 children = new SoChildList(this);
75 } 78 }
76 79
77 // Destructor 80 // Destructor
78 SoTubs::~SoTubs() { 81 SoTubs::~SoTubs() {
79 delete children; 82 delete children;
80 } 83 }
81 84
82 85
83 // initClass 86 // initClass
84 void SoTubs::initClass(){ 87 void SoTubs::initClass(){
85 // This statement is required. 88 // This statement is required.
86 static bool first = true; << 89 SO_NODE_INIT_CLASS(SoTubs,SoShape,"Shape");
87 if (first) { <<
88 first = false; <<
89 SO_NODE_INIT_CLASS(SoTubs,SoShape,"Shape") <<
90 } <<
91 } 90 }
92 91
93 // generatePrimitives 92 // generatePrimitives
94 void SoTubs::generatePrimitives(SoAction *acti 93 void SoTubs::generatePrimitives(SoAction *action) {
95 // This variable is used to store each verte 94 // This variable is used to store each vertex
96 SoPrimitiveVertex pv; 95 SoPrimitiveVertex pv;
97 96
98 // Access the stat from the action 97 // Access the stat from the action
99 SoState *state = action->getState(); 98 SoState *state = action->getState();
100 99
101 // See if we have to use a texture coordinat 100 // See if we have to use a texture coordinate function,
102 // rather than generating explicit texture c 101 // rather than generating explicit texture coordinates.
103 SbBool useTexFunction= 102 SbBool useTexFunction=
104 (SoTextureCoordinateElement::getType(state 103 (SoTextureCoordinateElement::getType(state) ==
105 SoTextureCoordinateElement::FUNCTION); 104 SoTextureCoordinateElement::FUNCTION);
106 105
107 // If we need to generate texture coordinate 106 // If we need to generate texture coordinates with a function,
108 // we'll need an SoGLTextureCoordinateElemen 107 // we'll need an SoGLTextureCoordinateElement. Otherwise, we'll
109 // set up the coordinates directly. 108 // set up the coordinates directly.
110 const SoTextureCoordinateElement* tce = NULL 109 const SoTextureCoordinateElement* tce = NULL;
111 SbVec4f texCoord; 110 SbVec4f texCoord;
112 if (useTexFunction) { 111 if (useTexFunction) {
113 tce = SoTextureCoordinateElement::getInsta 112 tce = SoTextureCoordinateElement::getInstance(state);
114 } 113 }
115 else { 114 else {
116 texCoord[2] = 0.0; 115 texCoord[2] = 0.0;
117 texCoord[3] = 1.0; 116 texCoord[3] = 1.0;
118 } 117 }
119 SbVec3f point, normal; 118 SbVec3f point, normal;
120 119
121 120
122 //////////////////////////////////////////// 121 ///////////////////////////////////////////////////////
123 //------------------------------------------ 122 //-----------------------------------------------------
124 #define GEN_VERTEX(pv,x,y,z,s,t,nx,ny,nz) 123 #define GEN_VERTEX(pv,x,y,z,s,t,nx,ny,nz) \
125 point.setValue((float)(x),(float)(y),(float) 124 point.setValue((float)(x),(float)(y),(float)(z)); \
126 normal.setValue((float)(nx),(float)(ny),(flo 125 normal.setValue((float)(nx),(float)(ny),(float)(nz)); \
127 if (useTexFunction) { 126 if (useTexFunction) { \
128 texCoord=tce->get(point,normal); 127 texCoord=tce->get(point,normal); \
129 } else { 128 } else { \
130 texCoord[0]=(float)(s); 129 texCoord[0]=(float)(s); \
131 texCoord[1]=(float)(t); 130 texCoord[1]=(float)(t); \
132 } 131 } \
133 pv.setPoint(point); 132 pv.setPoint(point); \
134 pv.setNormal(normal); 133 pv.setNormal(normal); \
135 pv.setTextureCoords(texCoord); 134 pv.setTextureCoords(texCoord); \
136 shapeVertex(&pv); 135 shapeVertex(&pv);
137 //------------------------------------------ 136 //-----------------------------------------------------
138 //////////////////////////////////////////// 137 ///////////////////////////////////////////////////////
139 138
140 int NPHI = (int)(2+22*std::fabs(pDPhi.getVal 139 int NPHI = (int)(2+22*std::fabs(pDPhi.getValue()/(2.0*M_PI)));
141 double deltaPhi = pDPhi.getValue()/NPHI, phi 140 double deltaPhi = pDPhi.getValue()/NPHI, phi0 = pSPhi.getValue(),phi1=phi0+pDPhi.getValue();
142 double rMax=pRMax.getValue(),rMin=pRMin.getV 141 double rMax=pRMax.getValue(),rMin=pRMin.getValue();
143 double zMax=pDz.getValue(),zMin=-zMax; 142 double zMax=pDz.getValue(),zMin=-zMax;
144 double cosPhi0=std::cos(phi0), sinPhi0=std:: 143 double cosPhi0=std::cos(phi0), sinPhi0=std::sin(phi0);
145 double cosPhi1=std::cos(phi1), sinPhi1=std:: 144 double cosPhi1=std::cos(phi1), sinPhi1=std::sin(phi1);
146 double cosDeltaPhi=std::cos(deltaPhi),sinDel 145 double cosDeltaPhi=std::cos(deltaPhi),sinDeltaPhi=std::sin(deltaPhi);
147 // 146 //
148 // The outer surface! 147 // The outer surface!
149 // 148 //
150 int i; 149 int i;
151 double sinPhi,cosPhi; 150 double sinPhi,cosPhi;
152 beginShape(action,TRIANGLE_STRIP); 151 beginShape(action,TRIANGLE_STRIP);
153 sinPhi=sinPhi0; 152 sinPhi=sinPhi0;
154 cosPhi=cosPhi0; 153 cosPhi=cosPhi0;
155 for (i = 0; i<=NPHI; i++) { 154 for (i = 0; i<=NPHI; i++) {
156 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax 155 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax,0.0,0.0,cosPhi,sinPhi,0);
157 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin 156 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin,1.0,1.0,cosPhi,sinPhi,0);
158 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaP 157 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
159 } 158 }
160 endShape(); 159 endShape();
161 // 160 //
162 // The inner surface! 161 // The inner surface!
163 // 162 //
164 if(rMin!=0.F) { 163 if(rMin!=0.F) {
165 beginShape(action,TRIANGLE_STRIP); 164 beginShape(action,TRIANGLE_STRIP);
166 sinPhi=sinPhi0; 165 sinPhi=sinPhi0;
167 cosPhi=cosPhi0; 166 cosPhi=cosPhi0;
168 for (i = 0; i<=NPHI; i++) { 167 for (i = 0; i<=NPHI; i++) {
169 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zM 168 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMax,0.0,0.0,-cosPhi,-sinPhi,0);
170 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zM 169 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMin,1.0,1.0,-cosPhi,-sinPhi,0);
171 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 170 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
172 } 171 }
173 endShape(); 172 endShape();
174 } 173 }
175 if (std::fabs(deltaPhi)<2.0*M_PI) { 174 if (std::fabs(deltaPhi)<2.0*M_PI) {
176 // 175 //
177 // The end 176 // The end
178 // 177 //
179 beginShape(action,TRIANGLE_STRIP); 178 beginShape(action,TRIANGLE_STRIP);
180 sinPhi=sinPhi0; 179 sinPhi=sinPhi0;
181 cosPhi=cosPhi0; 180 cosPhi=cosPhi0;
182 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax 181 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax,0.0,0.0,sinPhi,-cosPhi,0);
183 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin 182 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin,1.0,1.0,sinPhi,-cosPhi,0);
184 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMax 183 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMax,1.0,0.0,sinPhi,-cosPhi,0);
185 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMin 184 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMin,0.0,1.0,sinPhi,-cosPhi,0);
186 endShape(); 185 endShape();
187 // 186 //
188 // The other end 187 // The other end
189 // 188 //
190 beginShape(action,TRIANGLE_STRIP); 189 beginShape(action,TRIANGLE_STRIP);
191 sinPhi=sinPhi1; 190 sinPhi=sinPhi1;
192 cosPhi=cosPhi1; 191 cosPhi=cosPhi1;
193 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi, zMa 192 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi, zMax,0.0,0.0,-sinPhi,+cosPhi,0);
194 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi, zMi 193 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi, zMin,1.0,1.0,-sinPhi,+cosPhi,0);
195 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi, zMa 194 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi, zMax,1.0,0.0,-sinPhi,+cosPhi,0);
196 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi, zMi 195 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi, zMin,0.0,1.0,-sinPhi,+cosPhi,0);
197 endShape(); 196 endShape();
198 } 197 }
199 // 198 //
200 // The outer surface at z=+PDZ 199 // The outer surface at z=+PDZ
201 // 200 //
202 if(rMin==0.F) { 201 if(rMin==0.F) {
203 beginShape(action,TRIANGLE_FAN); 202 beginShape(action,TRIANGLE_FAN);
204 sinPhi=sinPhi0; 203 sinPhi=sinPhi0;
205 cosPhi=cosPhi0; 204 cosPhi=cosPhi0;
206 GEN_VERTEX(pv,0,0,zMax,0.0,0.0,0,0,1); 205 GEN_VERTEX(pv,0,0,zMax,0.0,0.0,0,0,1);
207 for (i = 0; i<=NPHI; i++) { 206 for (i = 0; i<=NPHI; i++) {
208 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zM 207 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax,1.0,1.0,0,0,1);
209 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 208 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
210 } 209 }
211 endShape(); 210 endShape();
212 // 211 //
213 // The outer surface at z=-PDZ 212 // The outer surface at z=-PDZ
214 // 213 //
215 beginShape(action,TRIANGLE_FAN); 214 beginShape(action,TRIANGLE_FAN);
216 sinPhi=sinPhi0; 215 sinPhi=sinPhi0;
217 cosPhi=cosPhi0; 216 cosPhi=cosPhi0;
218 GEN_VERTEX(pv,0,0,zMin,0.0,0.0,0,0,-1); 217 GEN_VERTEX(pv,0,0,zMin,0.0,0.0,0,0,-1);
219 for (i = 0; i<=NPHI; i++) { 218 for (i = 0; i<=NPHI; i++) {
220 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zM 219 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin,1.0,1.0,0,0,-1);
221 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 220 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
222 } 221 }
223 endShape(); 222 endShape();
224 } else { 223 } else {
225 beginShape(action,TRIANGLE_STRIP); 224 beginShape(action,TRIANGLE_STRIP);
226 sinPhi=sinPhi0; 225 sinPhi=sinPhi0;
227 cosPhi=cosPhi0; 226 cosPhi=cosPhi0;
228 for (i = 0; i<=NPHI; i++) { 227 for (i = 0; i<=NPHI; i++) {
229 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zM 228 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMax,0.0,0.0,0,0,1);
230 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zM 229 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax,1.0,1.0,0,0,1);
231 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 230 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
232 } 231 }
233 endShape(); 232 endShape();
234 // 233 //
235 // The outer surface at z=-PDZ 234 // The outer surface at z=-PDZ
236 // 235 //
237 beginShape(action,TRIANGLE_STRIP); 236 beginShape(action,TRIANGLE_STRIP);
238 sinPhi=sinPhi0; 237 sinPhi=sinPhi0;
239 cosPhi=cosPhi0; 238 cosPhi=cosPhi0;
240 for (i = 0; i<=NPHI; i++) { 239 for (i = 0; i<=NPHI; i++) {
241 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zM 240 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMin,0.0,0.0,0,0,-1);
242 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zM 241 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin,1.0,1.0,0,0,-1);
243 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 242 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
244 } 243 }
245 endShape(); 244 endShape();
246 } 245 }
247 } 246 }
248 247
249 // getChildren 248 // getChildren
250 SoChildList *SoTubs::getChildren() const { 249 SoChildList *SoTubs::getChildren() const {
251 return children; 250 return children;
252 } 251 }
253 252
254 253
255 // computeBBox 254 // computeBBox
256 void SoTubs::computeBBox(SoAction *, SbBox3f & 255 void SoTubs::computeBBox(SoAction *, SbBox3f &box, SbVec3f ¢er ){
257 SbVec3f vmin(-pRMax.getValue(),-pRMax.getVal 256 SbVec3f vmin(-pRMax.getValue(),-pRMax.getValue(),-pDz.getValue()),
258 vmax( pRMax.getValue(), pRMax.getVal 257 vmax( pRMax.getValue(), pRMax.getValue(), pDz.getValue());
259 center.setValue(0,0,0); 258 center.setValue(0,0,0);
260 box.setBounds(vmin,vmax); 259 box.setBounds(vmin,vmax);
261 } 260 }
262 261
263 262
264 // updateChildren 263 // updateChildren
265 void SoTubs::updateChildren() { 264 void SoTubs::updateChildren() {
266 265
267 // Redraw the G4Tubs.... 266 // Redraw the G4Tubs....
268 267
269 assert(children->getLength()==1); 268 assert(children->getLength()==1);
270 SoSeparator *sep = (SoS 269 SoSeparator *sep = (SoSeparator *) ( *children)[0];
271 SoCoordinate3 *theCoordinates = (SoC 270 SoCoordinate3 *theCoordinates = (SoCoordinate3 *) ( sep->getChild(0));
272 SoNormal *theNormals = (SoN 271 SoNormal *theNormals = (SoNormal *) ( sep->getChild(1));
273 SoNormalBinding *theNormalBinding = (SoN 272 SoNormalBinding *theNormalBinding = (SoNormalBinding *) ( sep->getChild(2));
274 SoIndexedFaceSet *theFaceSet = (SoI 273 SoIndexedFaceSet *theFaceSet = (SoIndexedFaceSet *) ( sep->getChild(3));
275 274
276 275
277 const int NPHI=24, NPOINTS=2*(2*NPHI+2), NFA 276 const int NPHI=24, NPOINTS=2*(2*NPHI+2), NFACES=4*NPHI+2, NINDICES = NFACES*5;
278 float points[NPOINTS][3],normals[NFACES][3]; 277 float points[NPOINTS][3],normals[NFACES][3];
279 #ifdef INVENTOR2_0 278 #ifdef INVENTOR2_0
280 static long indices[NINDICES]; 279 static long indices[NINDICES];
281 #else 280 #else
282 static int32_t indices[NINDICES]; 281 static int32_t indices[NINDICES];
283 #endif 282 #endif
284 283
285 static int init=0; 284 static int init=0;
286 double phi, pp, DeltaPhi; 285 double phi, pp, DeltaPhi;
287 286
288 // Indices need to be generated once! This i 287 // Indices need to be generated once! This is here to keep it close to the point
289 // generation, since otherwise it will be co 288 // generation, since otherwise it will be confusing.
290 289
291 int i; 290 int i;
292 if (!init) { 291 if (!init) {
293 init = 1; 292 init = 1;
294 // Outer face 293 // Outer face
295 for (i = 0; i< NPHI; i++) { 294 for (i = 0; i< NPHI; i++) {
296 // 0 1 3 2; 295 // 0 1 3 2;
297 indices[5*i+0] = 2*i+0; 296 indices[5*i+0] = 2*i+0;
298 indices[5*i+1] = 2*i+1; 297 indices[5*i+1] = 2*i+1;
299 indices[5*i+2] = 2*i+3; 298 indices[5*i+2] = 2*i+3;
300 indices[5*i+3] = 2*i+2; 299 indices[5*i+3] = 2*i+2;
301 indices[5*i+4] = SO_END_FACE_INDEX; 300 indices[5*i+4] = SO_END_FACE_INDEX;
302 } 301 }
303 // the inner face 302 // the inner face
304 for (i=0;i<NPHI;i++) { 303 for (i=0;i<NPHI;i++) {
305 indices[5*1*NPHI + 5*i+0] = 2*NPHI+2 + 2 304 indices[5*1*NPHI + 5*i+0] = 2*NPHI+2 + 2*i+0;
306 indices[5*1*NPHI + 5*i+1] = 2*NPHI+2 + 2 305 indices[5*1*NPHI + 5*i+1] = 2*NPHI+2 + 2*i+1;
307 indices[5*1*NPHI + 5*i+2] = 2*NPHI+2 + 2 306 indices[5*1*NPHI + 5*i+2] = 2*NPHI+2 + 2*i+3;
308 indices[5*1*NPHI + 5*i+3] = 2*NPHI+2 + 2 307 indices[5*1*NPHI + 5*i+3] = 2*NPHI+2 + 2*i+2;
309 indices[5*1*NPHI + 5*i+4] = SO_END_FACE_ 308 indices[5*1*NPHI + 5*i+4] = SO_END_FACE_INDEX;
310 } 309 }
311 // the top side 310 // the top side
312 for (i=0;i<NPHI;i++) { 311 for (i=0;i<NPHI;i++) {
313 indices[5*2*NPHI + 5*i+0] = 2*i+0; 312 indices[5*2*NPHI + 5*i+0] = 2*i+0;
314 indices[5*2*NPHI + 5*i+1] = 2*i+2; 313 indices[5*2*NPHI + 5*i+1] = 2*i+2;
315 indices[5*2*NPHI + 5*i+2] = NPOINTS - (2 314 indices[5*2*NPHI + 5*i+2] = NPOINTS - (2*i+4);
316 indices[5*2*NPHI + 5*i+3] = NPOINTS - (2 315 indices[5*2*NPHI + 5*i+3] = NPOINTS - (2*i+2);
317 indices[5*2*NPHI + 5*i+4] = SO_END_FACE_ 316 indices[5*2*NPHI + 5*i+4] = SO_END_FACE_INDEX;
318 } 317 }
319 // the bottom side 318 // the bottom side
320 for (i=0;i<NPHI;i++) { 319 for (i=0;i<NPHI;i++) {
321 indices[5*3*NPHI + 5*i+0] = 2*i+1; 320 indices[5*3*NPHI + 5*i+0] = 2*i+1;
322 indices[5*3*NPHI + 5*i+1] = NPOINTS - (2 321 indices[5*3*NPHI + 5*i+1] = NPOINTS - (2*i+1);
323 indices[5*3*NPHI + 5*i+2] = NPOINTS - (2 322 indices[5*3*NPHI + 5*i+2] = NPOINTS - (2*i+3);
324 indices[5*3*NPHI + 5*i+3] = 2*i+3; 323 indices[5*3*NPHI + 5*i+3] = 2*i+3;
325 indices[5*3*NPHI + 5*i+4] = SO_END_FACE_ 324 indices[5*3*NPHI + 5*i+4] = SO_END_FACE_INDEX;
326 } 325 }
327 // the odd side 326 // the odd side
328 indices[5*4*NPHI +0] = 2*NPHI; 327 indices[5*4*NPHI +0] = 2*NPHI;
329 indices[5*4*NPHI +1] = 2*NPHI+1; 328 indices[5*4*NPHI +1] = 2*NPHI+1;
330 indices[5*4*NPHI +2] = 2*NPHI+3; 329 indices[5*4*NPHI +2] = 2*NPHI+3;
331 indices[5*4*NPHI +3] = 2*NPHI+2; 330 indices[5*4*NPHI +3] = 2*NPHI+2;
332 indices[5*4*NPHI +4] = SO_END_FACE_INDEX; 331 indices[5*4*NPHI +4] = SO_END_FACE_INDEX;
333 // aother odd side 332 // aother odd side
334 indices[5*4*NPHI +5 +0] = 0; 333 indices[5*4*NPHI +5 +0] = 0;
335 indices[5*4*NPHI +5 +1] = NPOINTS-2; 334 indices[5*4*NPHI +5 +1] = NPOINTS-2;
336 indices[5*4*NPHI +5 +2] = NPOINTS-1; 335 indices[5*4*NPHI +5 +2] = NPOINTS-1;
337 indices[5*4*NPHI +5 +3] = 1; 336 indices[5*4*NPHI +5 +3] = 1;
338 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDE 337 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDEX;
339 } 338 }
340 // Points need to be generated each time: 339 // Points need to be generated each time:
341 if (pDPhi.getValue()<2*M_PI) { 340 if (pDPhi.getValue()<2*M_PI) {
342 // the odd side 341 // the odd side
343 indices[5*4*NPHI +0] = 2*NPHI; 342 indices[5*4*NPHI +0] = 2*NPHI;
344 indices[5*4*NPHI +1] = 2*NPHI+1; 343 indices[5*4*NPHI +1] = 2*NPHI+1;
345 indices[5*4*NPHI +2] = 2*NPHI+3; 344 indices[5*4*NPHI +2] = 2*NPHI+3;
346 indices[5*4*NPHI +3] = 2*NPHI+2; 345 indices[5*4*NPHI +3] = 2*NPHI+2;
347 indices[5*4*NPHI +4] = SO_END_FACE_INDEX; 346 indices[5*4*NPHI +4] = SO_END_FACE_INDEX;
348 // aother odd side 347 // aother odd side
349 indices[5*4*NPHI +5 +0] = 0; 348 indices[5*4*NPHI +5 +0] = 0;
350 indices[5*4*NPHI +5 +1] = NPOINTS-2; 349 indices[5*4*NPHI +5 +1] = NPOINTS-2;
351 indices[5*4*NPHI +5 +2] = NPOINTS-1; 350 indices[5*4*NPHI +5 +2] = NPOINTS-1;
352 indices[5*4*NPHI +5 +3] = 1; 351 indices[5*4*NPHI +5 +3] = 1;
353 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDE 352 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDEX;
354 } 353 }
355 else { 354 else {
356 // the odd side 355 // the odd side
357 indices[5*4*NPHI +0] = SO_END_FACE_INDEX; 356 indices[5*4*NPHI +0] = SO_END_FACE_INDEX;
358 indices[5*4*NPHI +1] = SO_END_FACE_INDEX; 357 indices[5*4*NPHI +1] = SO_END_FACE_INDEX;
359 indices[5*4*NPHI +2] = SO_END_FACE_INDEX; 358 indices[5*4*NPHI +2] = SO_END_FACE_INDEX;
360 indices[5*4*NPHI +3] = SO_END_FACE_INDEX; 359 indices[5*4*NPHI +3] = SO_END_FACE_INDEX;
361 indices[5*4*NPHI +4] = SO_END_FACE_INDEX; 360 indices[5*4*NPHI +4] = SO_END_FACE_INDEX;
362 // aother odd side 361 // aother odd side
363 indices[5*4*NPHI +5 +0] = SO_END_FACE_INDE 362 indices[5*4*NPHI +5 +0] = SO_END_FACE_INDEX;
364 indices[5*4*NPHI +5 +1] = SO_END_FACE_INDE 363 indices[5*4*NPHI +5 +1] = SO_END_FACE_INDEX;
365 indices[5*4*NPHI +5 +2] = SO_END_FACE_INDE 364 indices[5*4*NPHI +5 +2] = SO_END_FACE_INDEX;
366 indices[5*4*NPHI +5 +3] = SO_END_FACE_INDE 365 indices[5*4*NPHI +5 +3] = SO_END_FACE_INDEX;
367 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDE 366 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDEX;
368 } 367 }
369 // The outer surface 368 // The outer surface
370 DeltaPhi = pDPhi.getValue()/NPHI, phi = pSPh 369 DeltaPhi = pDPhi.getValue()/NPHI, phi = pSPhi.getValue();
371 for (i = 0; i<=NPHI; i++) { 370 for (i = 0; i<=NPHI; i++) {
372 points[2*i+0][0] = pRMax.getValue()*FCOS(p 371 points[2*i+0][0] = pRMax.getValue()*FCOS(phi);
373 points[2*i+0][1]= pRMax.getValue()*FSIN(ph 372 points[2*i+0][1]= pRMax.getValue()*FSIN(phi);
374 points[2*i+0][2] = +pDz.getValue(); 373 points[2*i+0][2] = +pDz.getValue();
375 374
376 points[2*i+1][0] = pRMax.getValue()*FCOS(p 375 points[2*i+1][0] = pRMax.getValue()*FCOS(phi);
377 points[2*i+1][1]= pRMax.getValue()*FSIN(ph 376 points[2*i+1][1]= pRMax.getValue()*FSIN(phi);
378 points[2*i+1][2] = -pDz.getValue(); 377 points[2*i+1][2] = -pDz.getValue();
379 378
380 pp = phi+DeltaPhi/2.0; 379 pp = phi+DeltaPhi/2.0;
381 if (i!=NPHI) { 380 if (i!=NPHI) {
382 normals[i][0] = FCOS(pp); 381 normals[i][0] = FCOS(pp);
383 normals[i][1] = FSIN(pp); 382 normals[i][1] = FSIN(pp);
384 normals[i][2] = 0; 383 normals[i][2] = 0;
385 } 384 }
386 phi+=DeltaPhi; 385 phi+=DeltaPhi;
387 } 386 }
388 // The inner surface 387 // The inner surface
389 phi = pSPhi.getValue() + pDPhi.getValue(); 388 phi = pSPhi.getValue() + pDPhi.getValue();
390 for (i = 0; i<=NPHI; i++) { 389 for (i = 0; i<=NPHI; i++) {
391 points[2*NPHI+2+2*i+0][0] = pRMin.getValue 390 points[2*NPHI+2+2*i+0][0] = pRMin.getValue()*FCOS(phi);
392 points[2*NPHI+2+2*i+0][1] = pRMin.getValue 391 points[2*NPHI+2+2*i+0][1] = pRMin.getValue()*FSIN(phi);
393 points[2*NPHI+2+2*i+0][2] = +pDz.getValue( 392 points[2*NPHI+2+2*i+0][2] = +pDz.getValue();
394 points[2*NPHI+2+2*i+1][0] = pRMin.getValue 393 points[2*NPHI+2+2*i+1][0] = pRMin.getValue()*FCOS(phi);
395 points[2*NPHI+2+2*i+1][1] = pRMin.getValue 394 points[2*NPHI+2+2*i+1][1] = pRMin.getValue()*FSIN(phi);
396 points[2*NPHI+2+2*i+1][2] = -pDz.getValue( 395 points[2*NPHI+2+2*i+1][2] = -pDz.getValue();
397 pp = phi-DeltaPhi/2.0; 396 pp = phi-DeltaPhi/2.0;
398 if (i!=NPHI) { 397 if (i!=NPHI) {
399 normals[NPHI+i][0] = -FCOS(pp); 398 normals[NPHI+i][0] = -FCOS(pp);
400 normals[NPHI+i][1] = -FSIN(pp); 399 normals[NPHI+i][1] = -FSIN(pp);
401 normals[NPHI+i][2] = 0; 400 normals[NPHI+i][2] = 0;
402 } 401 }
403 phi-=DeltaPhi; 402 phi-=DeltaPhi;
404 } 403 }
405 // The top side 404 // The top side
406 for (i=0;i<NPHI;i++) { 405 for (i=0;i<NPHI;i++) {
407 normals[2*NPHI+i][0]=normals[2*NPHI+i][1]= 406 normals[2*NPHI+i][0]=normals[2*NPHI+i][1]=0;
408 normals[2*NPHI+i][2]= 1.0; 407 normals[2*NPHI+i][2]= 1.0;
409 } 408 }
410 // The bottom side 409 // The bottom side
411 for (i=0;i<NPHI;i++) { 410 for (i=0;i<NPHI;i++) {
412 normals[3*NPHI+i][0]=normals[3*NPHI+i][1]= 411 normals[3*NPHI+i][0]=normals[3*NPHI+i][1]=0;
413 normals[3*NPHI+i][2]= -1.0; 412 normals[3*NPHI+i][2]= -1.0;
414 } 413 }
415 // The odd side 414 // The odd side
416 phi = pSPhi.getValue(); 415 phi = pSPhi.getValue();
417 normals[4*NPHI+0][0]= FSIN(phi); 416 normals[4*NPHI+0][0]= FSIN(phi);
418 normals[4*NPHI+0][1]= -FCOS(phi); 417 normals[4*NPHI+0][1]= -FCOS(phi);
419 normals[4*NPHI+0][2]=0; 418 normals[4*NPHI+0][2]=0;
420 419
421 // Another odd side 420 // Another odd side
422 phi = pSPhi.getValue()+pDPhi.getValue(); 421 phi = pSPhi.getValue()+pDPhi.getValue();
423 normals[4*NPHI+1][0]= -FSIN(phi); 422 normals[4*NPHI+1][0]= -FSIN(phi);
424 normals[4*NPHI+1][1]= +FCOS(phi); 423 normals[4*NPHI+1][1]= +FCOS(phi);
425 normals[4*NPHI+1][2]=0; 424 normals[4*NPHI+1][2]=0;
426 425
427 for (int np=0;np<NPOINTS; np++) theCoordinat 426 for (int np=0;np<NPOINTS; np++) theCoordinates->point.set1Value(np,points[np][0],points[np][1],points[np][2]);
428 for (int ni=0;ni<NINDICES;ni++) theFaceSet-> 427 for (int ni=0;ni<NINDICES;ni++) theFaceSet->coordIndex.set1Value(ni,indices[ni]);
429 for (int nf=0;nf<NFACES;nf++) theNormals->ve 428 for (int nf=0;nf<NFACES;nf++) theNormals->vector.set1Value(nf,normals[nf][0],normals[nf][1],normals[nf][2]);
430 theNormalBinding->value=SoNormalBinding::PER 429 theNormalBinding->value=SoNormalBinding::PER_FACE;
431 } 430 }
432 431
433 // generateChildren 432 // generateChildren
434 void SoTubs::generateChildren() { 433 void SoTubs::generateChildren() {
435 434
436 // This routines creates one SoSeparator, on 435 // This routines creates one SoSeparator, one SoCoordinate3, and
437 // one SoLineSet, and puts it in the child l 436 // one SoLineSet, and puts it in the child list. This is done only
438 // once, whereas redrawing the position of t 437 // once, whereas redrawing the position of the coordinates occurs each
439 // time an update is necessary, in the updat 438 // time an update is necessary, in the updateChildren routine.
440 439
441 assert(children->getLength() ==0); 440 assert(children->getLength() ==0);
442 SoSeparator *sep = new SoS 441 SoSeparator *sep = new SoSeparator();
443 SoCoordinate3 *theCoordinates = new SoC 442 SoCoordinate3 *theCoordinates = new SoCoordinate3();
444 SoNormal *theNormals = new SoN 443 SoNormal *theNormals = new SoNormal();
445 SoNormalBinding *theNormalBinding = new SoN 444 SoNormalBinding *theNormalBinding = new SoNormalBinding();
446 SoIndexedFaceSet *theFaceSet = new SoI 445 SoIndexedFaceSet *theFaceSet = new SoIndexedFaceSet();
447 // 446 //
448 // This line costs some in render quality! b 447 // This line costs some in render quality! but gives speed.
449 // 448 //
450 sep->addChild(theCoordinates); 449 sep->addChild(theCoordinates);
451 sep->addChild(theNormals); 450 sep->addChild(theNormals);
452 sep->addChild(theNormalBinding); 451 sep->addChild(theNormalBinding);
453 sep->addChild(theFaceSet); 452 sep->addChild(theFaceSet);
454 children->append(sep); 453 children->append(sep);
455 } 454 }
456 455
457 // generateAlternateRep 456 // generateAlternateRep
458 void SoTubs::generateAlternateRep() { 457 void SoTubs::generateAlternateRep() {
459 458
460 // This routine sets the alternate represent 459 // This routine sets the alternate representation to the child
461 // list of this mode. 460 // list of this mode.
462 461
463 if (children->getLength() == 0) generateChil 462 if (children->getLength() == 0) generateChildren();
464 updateChildren(); 463 updateChildren();
465 alternateRep.setValue((SoSeparator *) ( *ch 464 alternateRep.setValue((SoSeparator *) ( *children)[0]);
466 } 465 }
467 466
468 // clearAlternateRep 467 // clearAlternateRep
469 void SoTubs::clearAlternateRep() { 468 void SoTubs::clearAlternateRep() {
470 alternateRep.setValue(NULL); 469 alternateRep.setValue(NULL);
471 } 470 }
>> 471
>> 472 #endif
472 473