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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,v 1.8 2006/06/29 21:23:07 gunter Exp $
>> 29 // GEANT4 tag $Name: geant4-09-02 $
28 // 30 //
29 /*-----------------------------HEPVis--------- 31 /*-----------------------------HEPVis---------------------------------------*/
30 /* 32 /* */
31 /* Node: SoTubs 33 /* Node: SoTubs */
32 /* Description: Represents the G4Tubs Gea 34 /* Description: Represents the G4Tubs Geant Geometry entity */
33 /* Author: Joe Boudreau Nov 11 1996 35 /* Author: Joe Boudreau Nov 11 1996 */
34 /* 36 /* */
35 /*-------------------------------------------- 37 /*--------------------------------------------------------------------------*/
36 38
>> 39 #ifdef G4VIS_BUILD_OI_DRIVER
>> 40
37 // this : 41 // this :
38 #include "HEPVis/nodes/SoTubs.h" 42 #include "HEPVis/nodes/SoTubs.h"
39 43
40 #include <assert.h> 44 #include <assert.h>
41 #include <cmath> 45 #include <cmath>
42 46
43 #include <Inventor/SbBox.h> 47 #include <Inventor/SbBox.h>
44 #include <Inventor/actions/SoGLRenderAction.h> 48 #include <Inventor/actions/SoGLRenderAction.h>
45 #include <Inventor/fields/SoSFFloat.h> 49 #include <Inventor/fields/SoSFFloat.h>
46 #include <Inventor/misc/SoChildList.h> 50 #include <Inventor/misc/SoChildList.h>
47 #include <Inventor/nodes/SoSeparator.h> 51 #include <Inventor/nodes/SoSeparator.h>
48 #include <Inventor/nodes/SoIndexedFaceSet.h> 52 #include <Inventor/nodes/SoIndexedFaceSet.h>
49 #include <Inventor/nodes/SoNormal.h> 53 #include <Inventor/nodes/SoNormal.h>
50 #include <Inventor/nodes/SoCoordinate3.h> 54 #include <Inventor/nodes/SoCoordinate3.h>
51 #include <Inventor/nodes/SoNormalBinding.h> 55 #include <Inventor/nodes/SoNormalBinding.h>
52 #include <Inventor/SoPrimitiveVertex.h> 56 #include <Inventor/SoPrimitiveVertex.h>
53 #include <Inventor/elements/SoTextureCoordinat 57 #include <Inventor/elements/SoTextureCoordinateElement.h>
54 58
55 #include "HEPVis/SbMath.h" 59 #include "HEPVis/SbMath.h"
56 60
57 // This statement is required 61 // This statement is required
58 SO_NODE_SOURCE(SoTubs) 62 SO_NODE_SOURCE(SoTubs)
59 63
60 // Constructor 64 // Constructor
61 SoTubs::SoTubs() { 65 SoTubs::SoTubs() {
62 66
63 67
64 // This statement is required 68 // This statement is required
65 SO_NODE_CONSTRUCTOR(SoTubs); 69 SO_NODE_CONSTRUCTOR(SoTubs);
66 70
67 // Data fields are initialized like this: 71 // Data fields are initialized like this:
68 SO_NODE_ADD_FIELD(pRMin, (0)); 72 SO_NODE_ADD_FIELD(pRMin, (0));
69 SO_NODE_ADD_FIELD(pRMax, (1)); 73 SO_NODE_ADD_FIELD(pRMax, (1));
70 SO_NODE_ADD_FIELD(pDz, (10)) 74 SO_NODE_ADD_FIELD(pDz, (10));
71 SO_NODE_ADD_FIELD(pSPhi, (0)); 75 SO_NODE_ADD_FIELD(pSPhi, (0));
72 SO_NODE_ADD_FIELD(pDPhi, ((flo 76 SO_NODE_ADD_FIELD(pDPhi, ((float)(2*M_PI)));
73 SO_NODE_ADD_FIELD(alternateRep, (NULL 77 SO_NODE_ADD_FIELD(alternateRep, (NULL));
74 children = new SoChildList(this); 78 children = new SoChildList(this);
75 } 79 }
76 80
77 // Destructor 81 // Destructor
78 SoTubs::~SoTubs() { 82 SoTubs::~SoTubs() {
79 delete children; 83 delete children;
80 } 84 }
81 85
82 86
83 // initClass 87 // initClass
84 void SoTubs::initClass(){ 88 void SoTubs::initClass(){
85 // This statement is required. 89 // This statement is required.
86 static bool first = true; << 90 SO_NODE_INIT_CLASS(SoTubs,SoShape,"Shape");
87 if (first) { <<
88 first = false; <<
89 SO_NODE_INIT_CLASS(SoTubs,SoShape,"Shape") <<
90 } <<
91 } 91 }
92 92
93 // generatePrimitives 93 // generatePrimitives
94 void SoTubs::generatePrimitives(SoAction *acti 94 void SoTubs::generatePrimitives(SoAction *action) {
95 // This variable is used to store each verte 95 // This variable is used to store each vertex
96 SoPrimitiveVertex pv; 96 SoPrimitiveVertex pv;
97 97
98 // Access the stat from the action 98 // Access the stat from the action
99 SoState *state = action->getState(); 99 SoState *state = action->getState();
100 100
101 // See if we have to use a texture coordinat 101 // See if we have to use a texture coordinate function,
102 // rather than generating explicit texture c 102 // rather than generating explicit texture coordinates.
103 SbBool useTexFunction= 103 SbBool useTexFunction=
104 (SoTextureCoordinateElement::getType(state 104 (SoTextureCoordinateElement::getType(state) ==
105 SoTextureCoordinateElement::FUNCTION); 105 SoTextureCoordinateElement::FUNCTION);
106 106
107 // If we need to generate texture coordinate 107 // If we need to generate texture coordinates with a function,
108 // we'll need an SoGLTextureCoordinateElemen 108 // we'll need an SoGLTextureCoordinateElement. Otherwise, we'll
109 // set up the coordinates directly. 109 // set up the coordinates directly.
110 const SoTextureCoordinateElement* tce = NULL 110 const SoTextureCoordinateElement* tce = NULL;
111 SbVec4f texCoord; 111 SbVec4f texCoord;
112 if (useTexFunction) { 112 if (useTexFunction) {
113 tce = SoTextureCoordinateElement::getInsta 113 tce = SoTextureCoordinateElement::getInstance(state);
114 } 114 }
115 else { 115 else {
116 texCoord[2] = 0.0; 116 texCoord[2] = 0.0;
117 texCoord[3] = 1.0; 117 texCoord[3] = 1.0;
118 } 118 }
119 SbVec3f point, normal; 119 SbVec3f point, normal;
120 120
121 121
122 //////////////////////////////////////////// 122 ///////////////////////////////////////////////////////
123 //------------------------------------------ 123 //-----------------------------------------------------
124 #define GEN_VERTEX(pv,x,y,z,s,t,nx,ny,nz) 124 #define GEN_VERTEX(pv,x,y,z,s,t,nx,ny,nz) \
125 point.setValue((float)(x),(float)(y),(float) 125 point.setValue((float)(x),(float)(y),(float)(z)); \
126 normal.setValue((float)(nx),(float)(ny),(flo 126 normal.setValue((float)(nx),(float)(ny),(float)(nz)); \
127 if (useTexFunction) { 127 if (useTexFunction) { \
128 texCoord=tce->get(point,normal); 128 texCoord=tce->get(point,normal); \
129 } else { 129 } else { \
130 texCoord[0]=(float)(s); 130 texCoord[0]=(float)(s); \
131 texCoord[1]=(float)(t); 131 texCoord[1]=(float)(t); \
132 } 132 } \
133 pv.setPoint(point); 133 pv.setPoint(point); \
134 pv.setNormal(normal); 134 pv.setNormal(normal); \
135 pv.setTextureCoords(texCoord); 135 pv.setTextureCoords(texCoord); \
136 shapeVertex(&pv); 136 shapeVertex(&pv);
137 //------------------------------------------ 137 //-----------------------------------------------------
138 //////////////////////////////////////////// 138 ///////////////////////////////////////////////////////
139 139
140 int NPHI = (int)(2+22*std::fabs(pDPhi.getVal 140 int NPHI = (int)(2+22*std::fabs(pDPhi.getValue()/(2.0*M_PI)));
141 double deltaPhi = pDPhi.getValue()/NPHI, phi 141 double deltaPhi = pDPhi.getValue()/NPHI, phi0 = pSPhi.getValue(),phi1=phi0+pDPhi.getValue();
142 double rMax=pRMax.getValue(),rMin=pRMin.getV 142 double rMax=pRMax.getValue(),rMin=pRMin.getValue();
143 double zMax=pDz.getValue(),zMin=-zMax; 143 double zMax=pDz.getValue(),zMin=-zMax;
144 double cosPhi0=std::cos(phi0), sinPhi0=std:: 144 double cosPhi0=std::cos(phi0), sinPhi0=std::sin(phi0);
145 double cosPhi1=std::cos(phi1), sinPhi1=std:: 145 double cosPhi1=std::cos(phi1), sinPhi1=std::sin(phi1);
146 double cosDeltaPhi=std::cos(deltaPhi),sinDel 146 double cosDeltaPhi=std::cos(deltaPhi),sinDeltaPhi=std::sin(deltaPhi);
147 // 147 //
148 // The outer surface! 148 // The outer surface!
149 // 149 //
150 int i; 150 int i;
151 double sinPhi,cosPhi; 151 double sinPhi,cosPhi;
152 beginShape(action,TRIANGLE_STRIP); 152 beginShape(action,TRIANGLE_STRIP);
153 sinPhi=sinPhi0; 153 sinPhi=sinPhi0;
154 cosPhi=cosPhi0; 154 cosPhi=cosPhi0;
155 for (i = 0; i<=NPHI; i++) { 155 for (i = 0; i<=NPHI; i++) {
156 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax 156 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax,0.0,0.0,cosPhi,sinPhi,0);
157 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin 157 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin,1.0,1.0,cosPhi,sinPhi,0);
158 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaP 158 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
159 } 159 }
160 endShape(); 160 endShape();
161 // 161 //
162 // The inner surface! 162 // The inner surface!
163 // 163 //
164 if(rMin!=0.F) { 164 if(rMin!=0.F) {
165 beginShape(action,TRIANGLE_STRIP); 165 beginShape(action,TRIANGLE_STRIP);
166 sinPhi=sinPhi0; 166 sinPhi=sinPhi0;
167 cosPhi=cosPhi0; 167 cosPhi=cosPhi0;
168 for (i = 0; i<=NPHI; i++) { 168 for (i = 0; i<=NPHI; i++) {
169 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zM 169 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMax,0.0,0.0,-cosPhi,-sinPhi,0);
170 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zM 170 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMin,1.0,1.0,-cosPhi,-sinPhi,0);
171 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 171 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
172 } 172 }
173 endShape(); 173 endShape();
174 } 174 }
175 if (std::fabs(deltaPhi)<2.0*M_PI) { 175 if (std::fabs(deltaPhi)<2.0*M_PI) {
176 // 176 //
177 // The end 177 // The end
178 // 178 //
179 beginShape(action,TRIANGLE_STRIP); 179 beginShape(action,TRIANGLE_STRIP);
180 sinPhi=sinPhi0; 180 sinPhi=sinPhi0;
181 cosPhi=cosPhi0; 181 cosPhi=cosPhi0;
182 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax 182 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax,0.0,0.0,sinPhi,-cosPhi,0);
183 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin 183 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin,1.0,1.0,sinPhi,-cosPhi,0);
184 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMax 184 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMax,1.0,0.0,sinPhi,-cosPhi,0);
185 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMin 185 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMin,0.0,1.0,sinPhi,-cosPhi,0);
186 endShape(); 186 endShape();
187 // 187 //
188 // The other end 188 // The other end
189 // 189 //
190 beginShape(action,TRIANGLE_STRIP); 190 beginShape(action,TRIANGLE_STRIP);
191 sinPhi=sinPhi1; 191 sinPhi=sinPhi1;
192 cosPhi=cosPhi1; 192 cosPhi=cosPhi1;
193 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi, zMa 193 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi, zMax,0.0,0.0,-sinPhi,+cosPhi,0);
194 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi, zMi 194 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi, zMin,1.0,1.0,-sinPhi,+cosPhi,0);
195 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi, zMa 195 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi, zMax,1.0,0.0,-sinPhi,+cosPhi,0);
196 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi, zMi 196 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi, zMin,0.0,1.0,-sinPhi,+cosPhi,0);
197 endShape(); 197 endShape();
198 } 198 }
199 // 199 //
200 // The outer surface at z=+PDZ 200 // The outer surface at z=+PDZ
201 // 201 //
202 if(rMin==0.F) { 202 if(rMin==0.F) {
203 beginShape(action,TRIANGLE_FAN); 203 beginShape(action,TRIANGLE_FAN);
204 sinPhi=sinPhi0; 204 sinPhi=sinPhi0;
205 cosPhi=cosPhi0; 205 cosPhi=cosPhi0;
206 GEN_VERTEX(pv,0,0,zMax,0.0,0.0,0,0,1); 206 GEN_VERTEX(pv,0,0,zMax,0.0,0.0,0,0,1);
207 for (i = 0; i<=NPHI; i++) { 207 for (i = 0; i<=NPHI; i++) {
208 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zM 208 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax,1.0,1.0,0,0,1);
209 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 209 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
210 } 210 }
211 endShape(); 211 endShape();
212 // 212 //
213 // The outer surface at z=-PDZ 213 // The outer surface at z=-PDZ
214 // 214 //
215 beginShape(action,TRIANGLE_FAN); 215 beginShape(action,TRIANGLE_FAN);
216 sinPhi=sinPhi0; 216 sinPhi=sinPhi0;
217 cosPhi=cosPhi0; 217 cosPhi=cosPhi0;
218 GEN_VERTEX(pv,0,0,zMin,0.0,0.0,0,0,-1); 218 GEN_VERTEX(pv,0,0,zMin,0.0,0.0,0,0,-1);
219 for (i = 0; i<=NPHI; i++) { 219 for (i = 0; i<=NPHI; i++) {
220 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zM 220 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin,1.0,1.0,0,0,-1);
221 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 221 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
222 } 222 }
223 endShape(); 223 endShape();
224 } else { 224 } else {
225 beginShape(action,TRIANGLE_STRIP); 225 beginShape(action,TRIANGLE_STRIP);
226 sinPhi=sinPhi0; 226 sinPhi=sinPhi0;
227 cosPhi=cosPhi0; 227 cosPhi=cosPhi0;
228 for (i = 0; i<=NPHI; i++) { 228 for (i = 0; i<=NPHI; i++) {
229 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zM 229 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMax,0.0,0.0,0,0,1);
230 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zM 230 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax,1.0,1.0,0,0,1);
231 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 231 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
232 } 232 }
233 endShape(); 233 endShape();
234 // 234 //
235 // The outer surface at z=-PDZ 235 // The outer surface at z=-PDZ
236 // 236 //
237 beginShape(action,TRIANGLE_STRIP); 237 beginShape(action,TRIANGLE_STRIP);
238 sinPhi=sinPhi0; 238 sinPhi=sinPhi0;
239 cosPhi=cosPhi0; 239 cosPhi=cosPhi0;
240 for (i = 0; i<=NPHI; i++) { 240 for (i = 0; i<=NPHI; i++) {
241 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zM 241 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMin,0.0,0.0,0,0,-1);
242 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zM 242 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin,1.0,1.0,0,0,-1);
243 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 243 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
244 } 244 }
245 endShape(); 245 endShape();
246 } 246 }
247 } 247 }
248 248
249 // getChildren 249 // getChildren
250 SoChildList *SoTubs::getChildren() const { 250 SoChildList *SoTubs::getChildren() const {
251 return children; 251 return children;
252 } 252 }
253 253
254 254
255 // computeBBox 255 // computeBBox
256 void SoTubs::computeBBox(SoAction *, SbBox3f & 256 void SoTubs::computeBBox(SoAction *, SbBox3f &box, SbVec3f ¢er ){
257 SbVec3f vmin(-pRMax.getValue(),-pRMax.getVal 257 SbVec3f vmin(-pRMax.getValue(),-pRMax.getValue(),-pDz.getValue()),
258 vmax( pRMax.getValue(), pRMax.getVal 258 vmax( pRMax.getValue(), pRMax.getValue(), pDz.getValue());
259 center.setValue(0,0,0); 259 center.setValue(0,0,0);
260 box.setBounds(vmin,vmax); 260 box.setBounds(vmin,vmax);
261 } 261 }
262 262
263 263
264 // updateChildren 264 // updateChildren
265 void SoTubs::updateChildren() { 265 void SoTubs::updateChildren() {
266 266
267 // Redraw the G4Tubs.... 267 // Redraw the G4Tubs....
268 268
269 assert(children->getLength()==1); 269 assert(children->getLength()==1);
270 SoSeparator *sep = (SoS 270 SoSeparator *sep = (SoSeparator *) ( *children)[0];
271 SoCoordinate3 *theCoordinates = (SoC 271 SoCoordinate3 *theCoordinates = (SoCoordinate3 *) ( sep->getChild(0));
272 SoNormal *theNormals = (SoN 272 SoNormal *theNormals = (SoNormal *) ( sep->getChild(1));
273 SoNormalBinding *theNormalBinding = (SoN 273 SoNormalBinding *theNormalBinding = (SoNormalBinding *) ( sep->getChild(2));
274 SoIndexedFaceSet *theFaceSet = (SoI 274 SoIndexedFaceSet *theFaceSet = (SoIndexedFaceSet *) ( sep->getChild(3));
275 275
276 276
277 const int NPHI=24, NPOINTS=2*(2*NPHI+2), NFA 277 const int NPHI=24, NPOINTS=2*(2*NPHI+2), NFACES=4*NPHI+2, NINDICES = NFACES*5;
278 float points[NPOINTS][3],normals[NFACES][3]; 278 float points[NPOINTS][3],normals[NFACES][3];
279 #ifdef INVENTOR2_0 279 #ifdef INVENTOR2_0
280 static long indices[NINDICES]; 280 static long indices[NINDICES];
281 #else 281 #else
282 static int32_t indices[NINDICES]; 282 static int32_t indices[NINDICES];
283 #endif 283 #endif
284 284
285 static int init=0; 285 static int init=0;
286 double phi, pp, DeltaPhi; 286 double phi, pp, DeltaPhi;
287 287
288 // Indices need to be generated once! This i 288 // Indices need to be generated once! This is here to keep it close to the point
289 // generation, since otherwise it will be co 289 // generation, since otherwise it will be confusing.
290 290
291 int i; 291 int i;
292 if (!init) { 292 if (!init) {
293 init = 1; 293 init = 1;
294 // Outer face 294 // Outer face
295 for (i = 0; i< NPHI; i++) { 295 for (i = 0; i< NPHI; i++) {
296 // 0 1 3 2; 296 // 0 1 3 2;
297 indices[5*i+0] = 2*i+0; 297 indices[5*i+0] = 2*i+0;
298 indices[5*i+1] = 2*i+1; 298 indices[5*i+1] = 2*i+1;
299 indices[5*i+2] = 2*i+3; 299 indices[5*i+2] = 2*i+3;
300 indices[5*i+3] = 2*i+2; 300 indices[5*i+3] = 2*i+2;
301 indices[5*i+4] = SO_END_FACE_INDEX; 301 indices[5*i+4] = SO_END_FACE_INDEX;
302 } 302 }
303 // the inner face 303 // the inner face
304 for (i=0;i<NPHI;i++) { 304 for (i=0;i<NPHI;i++) {
305 indices[5*1*NPHI + 5*i+0] = 2*NPHI+2 + 2 305 indices[5*1*NPHI + 5*i+0] = 2*NPHI+2 + 2*i+0;
306 indices[5*1*NPHI + 5*i+1] = 2*NPHI+2 + 2 306 indices[5*1*NPHI + 5*i+1] = 2*NPHI+2 + 2*i+1;
307 indices[5*1*NPHI + 5*i+2] = 2*NPHI+2 + 2 307 indices[5*1*NPHI + 5*i+2] = 2*NPHI+2 + 2*i+3;
308 indices[5*1*NPHI + 5*i+3] = 2*NPHI+2 + 2 308 indices[5*1*NPHI + 5*i+3] = 2*NPHI+2 + 2*i+2;
309 indices[5*1*NPHI + 5*i+4] = SO_END_FACE_ 309 indices[5*1*NPHI + 5*i+4] = SO_END_FACE_INDEX;
310 } 310 }
311 // the top side 311 // the top side
312 for (i=0;i<NPHI;i++) { 312 for (i=0;i<NPHI;i++) {
313 indices[5*2*NPHI + 5*i+0] = 2*i+0; 313 indices[5*2*NPHI + 5*i+0] = 2*i+0;
314 indices[5*2*NPHI + 5*i+1] = 2*i+2; 314 indices[5*2*NPHI + 5*i+1] = 2*i+2;
315 indices[5*2*NPHI + 5*i+2] = NPOINTS - (2 315 indices[5*2*NPHI + 5*i+2] = NPOINTS - (2*i+4);
316 indices[5*2*NPHI + 5*i+3] = NPOINTS - (2 316 indices[5*2*NPHI + 5*i+3] = NPOINTS - (2*i+2);
317 indices[5*2*NPHI + 5*i+4] = SO_END_FACE_ 317 indices[5*2*NPHI + 5*i+4] = SO_END_FACE_INDEX;
318 } 318 }
319 // the bottom side 319 // the bottom side
320 for (i=0;i<NPHI;i++) { 320 for (i=0;i<NPHI;i++) {
321 indices[5*3*NPHI + 5*i+0] = 2*i+1; 321 indices[5*3*NPHI + 5*i+0] = 2*i+1;
322 indices[5*3*NPHI + 5*i+1] = NPOINTS - (2 322 indices[5*3*NPHI + 5*i+1] = NPOINTS - (2*i+1);
323 indices[5*3*NPHI + 5*i+2] = NPOINTS - (2 323 indices[5*3*NPHI + 5*i+2] = NPOINTS - (2*i+3);
324 indices[5*3*NPHI + 5*i+3] = 2*i+3; 324 indices[5*3*NPHI + 5*i+3] = 2*i+3;
325 indices[5*3*NPHI + 5*i+4] = SO_END_FACE_ 325 indices[5*3*NPHI + 5*i+4] = SO_END_FACE_INDEX;
326 } 326 }
327 // the odd side 327 // the odd side
328 indices[5*4*NPHI +0] = 2*NPHI; 328 indices[5*4*NPHI +0] = 2*NPHI;
329 indices[5*4*NPHI +1] = 2*NPHI+1; 329 indices[5*4*NPHI +1] = 2*NPHI+1;
330 indices[5*4*NPHI +2] = 2*NPHI+3; 330 indices[5*4*NPHI +2] = 2*NPHI+3;
331 indices[5*4*NPHI +3] = 2*NPHI+2; 331 indices[5*4*NPHI +3] = 2*NPHI+2;
332 indices[5*4*NPHI +4] = SO_END_FACE_INDEX; 332 indices[5*4*NPHI +4] = SO_END_FACE_INDEX;
333 // aother odd side 333 // aother odd side
334 indices[5*4*NPHI +5 +0] = 0; 334 indices[5*4*NPHI +5 +0] = 0;
335 indices[5*4*NPHI +5 +1] = NPOINTS-2; 335 indices[5*4*NPHI +5 +1] = NPOINTS-2;
336 indices[5*4*NPHI +5 +2] = NPOINTS-1; 336 indices[5*4*NPHI +5 +2] = NPOINTS-1;
337 indices[5*4*NPHI +5 +3] = 1; 337 indices[5*4*NPHI +5 +3] = 1;
338 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDE 338 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDEX;
339 } 339 }
340 // Points need to be generated each time: 340 // Points need to be generated each time:
341 if (pDPhi.getValue()<2*M_PI) { 341 if (pDPhi.getValue()<2*M_PI) {
342 // the odd side 342 // the odd side
343 indices[5*4*NPHI +0] = 2*NPHI; 343 indices[5*4*NPHI +0] = 2*NPHI;
344 indices[5*4*NPHI +1] = 2*NPHI+1; 344 indices[5*4*NPHI +1] = 2*NPHI+1;
345 indices[5*4*NPHI +2] = 2*NPHI+3; 345 indices[5*4*NPHI +2] = 2*NPHI+3;
346 indices[5*4*NPHI +3] = 2*NPHI+2; 346 indices[5*4*NPHI +3] = 2*NPHI+2;
347 indices[5*4*NPHI +4] = SO_END_FACE_INDEX; 347 indices[5*4*NPHI +4] = SO_END_FACE_INDEX;
348 // aother odd side 348 // aother odd side
349 indices[5*4*NPHI +5 +0] = 0; 349 indices[5*4*NPHI +5 +0] = 0;
350 indices[5*4*NPHI +5 +1] = NPOINTS-2; 350 indices[5*4*NPHI +5 +1] = NPOINTS-2;
351 indices[5*4*NPHI +5 +2] = NPOINTS-1; 351 indices[5*4*NPHI +5 +2] = NPOINTS-1;
352 indices[5*4*NPHI +5 +3] = 1; 352 indices[5*4*NPHI +5 +3] = 1;
353 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDE 353 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDEX;
354 } 354 }
355 else { 355 else {
356 // the odd side 356 // the odd side
357 indices[5*4*NPHI +0] = SO_END_FACE_INDEX; 357 indices[5*4*NPHI +0] = SO_END_FACE_INDEX;
358 indices[5*4*NPHI +1] = SO_END_FACE_INDEX; 358 indices[5*4*NPHI +1] = SO_END_FACE_INDEX;
359 indices[5*4*NPHI +2] = SO_END_FACE_INDEX; 359 indices[5*4*NPHI +2] = SO_END_FACE_INDEX;
360 indices[5*4*NPHI +3] = SO_END_FACE_INDEX; 360 indices[5*4*NPHI +3] = SO_END_FACE_INDEX;
361 indices[5*4*NPHI +4] = SO_END_FACE_INDEX; 361 indices[5*4*NPHI +4] = SO_END_FACE_INDEX;
362 // aother odd side 362 // aother odd side
363 indices[5*4*NPHI +5 +0] = SO_END_FACE_INDE 363 indices[5*4*NPHI +5 +0] = SO_END_FACE_INDEX;
364 indices[5*4*NPHI +5 +1] = SO_END_FACE_INDE 364 indices[5*4*NPHI +5 +1] = SO_END_FACE_INDEX;
365 indices[5*4*NPHI +5 +2] = SO_END_FACE_INDE 365 indices[5*4*NPHI +5 +2] = SO_END_FACE_INDEX;
366 indices[5*4*NPHI +5 +3] = SO_END_FACE_INDE 366 indices[5*4*NPHI +5 +3] = SO_END_FACE_INDEX;
367 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDE 367 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDEX;
368 } 368 }
369 // The outer surface 369 // The outer surface
370 DeltaPhi = pDPhi.getValue()/NPHI, phi = pSPh 370 DeltaPhi = pDPhi.getValue()/NPHI, phi = pSPhi.getValue();
371 for (i = 0; i<=NPHI; i++) { 371 for (i = 0; i<=NPHI; i++) {
372 points[2*i+0][0] = pRMax.getValue()*FCOS(p 372 points[2*i+0][0] = pRMax.getValue()*FCOS(phi);
373 points[2*i+0][1]= pRMax.getValue()*FSIN(ph 373 points[2*i+0][1]= pRMax.getValue()*FSIN(phi);
374 points[2*i+0][2] = +pDz.getValue(); 374 points[2*i+0][2] = +pDz.getValue();
375 375
376 points[2*i+1][0] = pRMax.getValue()*FCOS(p 376 points[2*i+1][0] = pRMax.getValue()*FCOS(phi);
377 points[2*i+1][1]= pRMax.getValue()*FSIN(ph 377 points[2*i+1][1]= pRMax.getValue()*FSIN(phi);
378 points[2*i+1][2] = -pDz.getValue(); 378 points[2*i+1][2] = -pDz.getValue();
379 379
380 pp = phi+DeltaPhi/2.0; 380 pp = phi+DeltaPhi/2.0;
381 if (i!=NPHI) { 381 if (i!=NPHI) {
382 normals[i][0] = FCOS(pp); 382 normals[i][0] = FCOS(pp);
383 normals[i][1] = FSIN(pp); 383 normals[i][1] = FSIN(pp);
384 normals[i][2] = 0; 384 normals[i][2] = 0;
385 } 385 }
386 phi+=DeltaPhi; 386 phi+=DeltaPhi;
387 } 387 }
388 // The inner surface 388 // The inner surface
389 phi = pSPhi.getValue() + pDPhi.getValue(); 389 phi = pSPhi.getValue() + pDPhi.getValue();
390 for (i = 0; i<=NPHI; i++) { 390 for (i = 0; i<=NPHI; i++) {
391 points[2*NPHI+2+2*i+0][0] = pRMin.getValue 391 points[2*NPHI+2+2*i+0][0] = pRMin.getValue()*FCOS(phi);
392 points[2*NPHI+2+2*i+0][1] = pRMin.getValue 392 points[2*NPHI+2+2*i+0][1] = pRMin.getValue()*FSIN(phi);
393 points[2*NPHI+2+2*i+0][2] = +pDz.getValue( 393 points[2*NPHI+2+2*i+0][2] = +pDz.getValue();
394 points[2*NPHI+2+2*i+1][0] = pRMin.getValue 394 points[2*NPHI+2+2*i+1][0] = pRMin.getValue()*FCOS(phi);
395 points[2*NPHI+2+2*i+1][1] = pRMin.getValue 395 points[2*NPHI+2+2*i+1][1] = pRMin.getValue()*FSIN(phi);
396 points[2*NPHI+2+2*i+1][2] = -pDz.getValue( 396 points[2*NPHI+2+2*i+1][2] = -pDz.getValue();
397 pp = phi-DeltaPhi/2.0; 397 pp = phi-DeltaPhi/2.0;
398 if (i!=NPHI) { 398 if (i!=NPHI) {
399 normals[NPHI+i][0] = -FCOS(pp); 399 normals[NPHI+i][0] = -FCOS(pp);
400 normals[NPHI+i][1] = -FSIN(pp); 400 normals[NPHI+i][1] = -FSIN(pp);
401 normals[NPHI+i][2] = 0; 401 normals[NPHI+i][2] = 0;
402 } 402 }
403 phi-=DeltaPhi; 403 phi-=DeltaPhi;
404 } 404 }
405 // The top side 405 // The top side
406 for (i=0;i<NPHI;i++) { 406 for (i=0;i<NPHI;i++) {
407 normals[2*NPHI+i][0]=normals[2*NPHI+i][1]= 407 normals[2*NPHI+i][0]=normals[2*NPHI+i][1]=0;
408 normals[2*NPHI+i][2]= 1.0; 408 normals[2*NPHI+i][2]= 1.0;
409 } 409 }
410 // The bottom side 410 // The bottom side
411 for (i=0;i<NPHI;i++) { 411 for (i=0;i<NPHI;i++) {
412 normals[3*NPHI+i][0]=normals[3*NPHI+i][1]= 412 normals[3*NPHI+i][0]=normals[3*NPHI+i][1]=0;
413 normals[3*NPHI+i][2]= -1.0; 413 normals[3*NPHI+i][2]= -1.0;
414 } 414 }
415 // The odd side 415 // The odd side
416 phi = pSPhi.getValue(); 416 phi = pSPhi.getValue();
417 normals[4*NPHI+0][0]= FSIN(phi); 417 normals[4*NPHI+0][0]= FSIN(phi);
418 normals[4*NPHI+0][1]= -FCOS(phi); 418 normals[4*NPHI+0][1]= -FCOS(phi);
419 normals[4*NPHI+0][2]=0; 419 normals[4*NPHI+0][2]=0;
420 420
421 // Another odd side 421 // Another odd side
422 phi = pSPhi.getValue()+pDPhi.getValue(); 422 phi = pSPhi.getValue()+pDPhi.getValue();
423 normals[4*NPHI+1][0]= -FSIN(phi); 423 normals[4*NPHI+1][0]= -FSIN(phi);
424 normals[4*NPHI+1][1]= +FCOS(phi); 424 normals[4*NPHI+1][1]= +FCOS(phi);
425 normals[4*NPHI+1][2]=0; 425 normals[4*NPHI+1][2]=0;
426 426
427 for (int np=0;np<NPOINTS; np++) theCoordinat 427 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-> 428 for (int ni=0;ni<NINDICES;ni++) theFaceSet->coordIndex.set1Value(ni,indices[ni]);
429 for (int nf=0;nf<NFACES;nf++) theNormals->ve 429 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 430 theNormalBinding->value=SoNormalBinding::PER_FACE;
431 } 431 }
432 432
433 // generateChildren 433 // generateChildren
434 void SoTubs::generateChildren() { 434 void SoTubs::generateChildren() {
435 435
436 // This routines creates one SoSeparator, on 436 // This routines creates one SoSeparator, one SoCoordinate3, and
437 // one SoLineSet, and puts it in the child l 437 // one SoLineSet, and puts it in the child list. This is done only
438 // once, whereas redrawing the position of t 438 // once, whereas redrawing the position of the coordinates occurs each
439 // time an update is necessary, in the updat 439 // time an update is necessary, in the updateChildren routine.
440 440
441 assert(children->getLength() ==0); 441 assert(children->getLength() ==0);
442 SoSeparator *sep = new SoS 442 SoSeparator *sep = new SoSeparator();
443 SoCoordinate3 *theCoordinates = new SoC 443 SoCoordinate3 *theCoordinates = new SoCoordinate3();
444 SoNormal *theNormals = new SoN 444 SoNormal *theNormals = new SoNormal();
445 SoNormalBinding *theNormalBinding = new SoN 445 SoNormalBinding *theNormalBinding = new SoNormalBinding();
446 SoIndexedFaceSet *theFaceSet = new SoI 446 SoIndexedFaceSet *theFaceSet = new SoIndexedFaceSet();
447 // 447 //
448 // This line costs some in render quality! b 448 // This line costs some in render quality! but gives speed.
449 // 449 //
450 sep->addChild(theCoordinates); 450 sep->addChild(theCoordinates);
451 sep->addChild(theNormals); 451 sep->addChild(theNormals);
452 sep->addChild(theNormalBinding); 452 sep->addChild(theNormalBinding);
453 sep->addChild(theFaceSet); 453 sep->addChild(theFaceSet);
454 children->append(sep); 454 children->append(sep);
455 } 455 }
456 456
457 // generateAlternateRep 457 // generateAlternateRep
458 void SoTubs::generateAlternateRep() { 458 void SoTubs::generateAlternateRep() {
459 459
460 // This routine sets the alternate represent 460 // This routine sets the alternate representation to the child
461 // list of this mode. 461 // list of this mode.
462 462
463 if (children->getLength() == 0) generateChil 463 if (children->getLength() == 0) generateChildren();
464 updateChildren(); 464 updateChildren();
465 alternateRep.setValue((SoSeparator *) ( *ch 465 alternateRep.setValue((SoSeparator *) ( *children)[0]);
466 } 466 }
467 467
468 // clearAlternateRep 468 // clearAlternateRep
469 void SoTubs::clearAlternateRep() { 469 void SoTubs::clearAlternateRep() {
470 alternateRep.setValue(NULL); 470 alternateRep.setValue(NULL);
471 } 471 }
>> 472
>> 473 #endif
472 474