| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer << 3 // * DISCLAIMER *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th << 5 // * The following disclaimer summarizes all the specific disclaimers *
6 // * the Geant4 Collaboration. It is provided << 6 // * of contributors to this software. The specific disclaimers,which *
7 // * conditions of the Geant4 Software License << 7 // * govern, are listed with their locations in: *
8 // * LICENSE and available at http://cern.ch/ << 8 // * http://cern.ch/geant4/license *
9 // * include a list of copyright holders. <<
10 // * 9 // * *
11 // * Neither the authors of this software syst 10 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 11 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 12 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 13 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file << 14 // * use. *
16 // * for the full disclaimer and the limitatio <<
17 // * 15 // * *
18 // * This code implementation is the result << 16 // * This code implementation is the intellectual property of the *
19 // * technical work of the GEANT4 collaboratio << 17 // * GEANT4 collaboration. *
20 // * By using, copying, modifying or distri << 18 // * By copying, distributing or modifying the Program (or any work *
21 // * any work based on the software) you ag << 19 // * based on the Program) you indicate your acceptance of this *
22 // * use in resulting scientific publicati << 20 // * statement, and all its terms. *
23 // * acceptance of all terms of the Geant4 Sof <<
24 // ******************************************* 21 // ********************************************************************
25 // 22 //
26 // 23 //
>> 24 // $Id: SoTubs.cc,v 1.2 2004/06/14 09:27:41 gcosmo Exp $
>> 25 // GEANT4 tag $Name: geant4-06-02 $
27 // 26 //
28 // << 27 /*-----------------------------Hepvis---------------------------------------*/
29 /*-----------------------------HEPVis--------- <<
30 /* 28 /* */
31 /* Node: SoTubs 29 /* Node: SoTubs */
32 /* Description: Represents the G4Tubs Gea 30 /* Description: Represents the G4Tubs Geant Geometry entity */
33 /* Author: Joe Boudreau Nov 11 1996 31 /* Author: Joe Boudreau Nov 11 1996 */
34 /* 32 /* */
35 /*-------------------------------------------- 33 /*--------------------------------------------------------------------------*/
36 <<
37 // this : <<
38 #include "HEPVis/nodes/SoTubs.h" <<
39 <<
40 #include <assert.h> 34 #include <assert.h>
41 #include <cmath> << 35 #include <math.h>
42 <<
43 #include <Inventor/SbBox.h> 36 #include <Inventor/SbBox.h>
44 #include <Inventor/actions/SoGLRenderAction.h> 37 #include <Inventor/actions/SoGLRenderAction.h>
45 #include <Inventor/fields/SoSFFloat.h> 38 #include <Inventor/fields/SoSFFloat.h>
46 #include <Inventor/misc/SoChildList.h> 39 #include <Inventor/misc/SoChildList.h>
47 #include <Inventor/nodes/SoSeparator.h> 40 #include <Inventor/nodes/SoSeparator.h>
48 #include <Inventor/nodes/SoIndexedFaceSet.h> 41 #include <Inventor/nodes/SoIndexedFaceSet.h>
49 #include <Inventor/nodes/SoNormal.h> 42 #include <Inventor/nodes/SoNormal.h>
50 #include <Inventor/nodes/SoCoordinate3.h> 43 #include <Inventor/nodes/SoCoordinate3.h>
51 #include <Inventor/nodes/SoNormalBinding.h> 44 #include <Inventor/nodes/SoNormalBinding.h>
52 #include <Inventor/SoPrimitiveVertex.h> 45 #include <Inventor/SoPrimitiveVertex.h>
53 #include <Inventor/elements/SoTextureCoordinat 46 #include <Inventor/elements/SoTextureCoordinateElement.h>
54 47
55 #include "HEPVis/SbMath.h" 48 #include "HEPVis/SbMath.h"
>> 49 #include "HEPVis/nodes/SoTubs.h"
56 50
57 // This statement is required 51 // This statement is required
58 SO_NODE_SOURCE(SoTubs) 52 SO_NODE_SOURCE(SoTubs)
59 53
60 // Constructor 54 // Constructor
61 SoTubs::SoTubs() { 55 SoTubs::SoTubs() {
62 56
63 57
64 // This statement is required 58 // This statement is required
65 SO_NODE_CONSTRUCTOR(SoTubs); 59 SO_NODE_CONSTRUCTOR(SoTubs);
66 60
67 // Data fields are initialized like this: 61 // Data fields are initialized like this:
68 SO_NODE_ADD_FIELD(pRMin, (0)); 62 SO_NODE_ADD_FIELD(pRMin, (0));
69 SO_NODE_ADD_FIELD(pRMax, (1)); 63 SO_NODE_ADD_FIELD(pRMax, (1));
70 SO_NODE_ADD_FIELD(pDz, (10)) 64 SO_NODE_ADD_FIELD(pDz, (10));
71 SO_NODE_ADD_FIELD(pSPhi, (0)); 65 SO_NODE_ADD_FIELD(pSPhi, (0));
72 SO_NODE_ADD_FIELD(pDPhi, ((flo 66 SO_NODE_ADD_FIELD(pDPhi, ((float)(2*M_PI)));
73 SO_NODE_ADD_FIELD(alternateRep, (NULL 67 SO_NODE_ADD_FIELD(alternateRep, (NULL));
74 children = new SoChildList(this); 68 children = new SoChildList(this);
75 } 69 }
76 70
77 // Destructor 71 // Destructor
78 SoTubs::~SoTubs() { 72 SoTubs::~SoTubs() {
79 delete children; 73 delete children;
80 } 74 }
81 75
82 76
83 // initClass 77 // initClass
84 void SoTubs::initClass(){ 78 void SoTubs::initClass(){
85 // This statement is required. 79 // This statement is required.
86 static bool first = true; << 80 SO_NODE_INIT_CLASS(SoTubs,SoShape,"Shape");
87 if (first) { <<
88 first = false; <<
89 SO_NODE_INIT_CLASS(SoTubs,SoShape,"Shape") <<
90 } <<
91 } 81 }
92 82
93 // generatePrimitives 83 // generatePrimitives
94 void SoTubs::generatePrimitives(SoAction *acti 84 void SoTubs::generatePrimitives(SoAction *action) {
95 // This variable is used to store each verte 85 // This variable is used to store each vertex
96 SoPrimitiveVertex pv; 86 SoPrimitiveVertex pv;
97 87
98 // Access the stat from the action 88 // Access the stat from the action
99 SoState *state = action->getState(); 89 SoState *state = action->getState();
100 90
101 // See if we have to use a texture coordinat 91 // See if we have to use a texture coordinate function,
102 // rather than generating explicit texture c 92 // rather than generating explicit texture coordinates.
103 SbBool useTexFunction= 93 SbBool useTexFunction=
104 (SoTextureCoordinateElement::getType(state 94 (SoTextureCoordinateElement::getType(state) ==
105 SoTextureCoordinateElement::FUNCTION); 95 SoTextureCoordinateElement::FUNCTION);
106 96
107 // If we need to generate texture coordinate 97 // If we need to generate texture coordinates with a function,
108 // we'll need an SoGLTextureCoordinateElemen 98 // we'll need an SoGLTextureCoordinateElement. Otherwise, we'll
109 // set up the coordinates directly. 99 // set up the coordinates directly.
110 const SoTextureCoordinateElement* tce = NULL 100 const SoTextureCoordinateElement* tce = NULL;
111 SbVec4f texCoord; 101 SbVec4f texCoord;
112 if (useTexFunction) { 102 if (useTexFunction) {
113 tce = SoTextureCoordinateElement::getInsta 103 tce = SoTextureCoordinateElement::getInstance(state);
114 } 104 }
115 else { 105 else {
116 texCoord[2] = 0.0; 106 texCoord[2] = 0.0;
117 texCoord[3] = 1.0; 107 texCoord[3] = 1.0;
118 } 108 }
119 SbVec3f point, normal; 109 SbVec3f point, normal;
120 110
121 111
122 //////////////////////////////////////////// 112 ///////////////////////////////////////////////////////
123 //------------------------------------------ 113 //-----------------------------------------------------
124 #define GEN_VERTEX(pv,x,y,z,s,t,nx,ny,nz) 114 #define GEN_VERTEX(pv,x,y,z,s,t,nx,ny,nz) \
125 point.setValue((float)(x),(float)(y),(float) 115 point.setValue((float)(x),(float)(y),(float)(z)); \
126 normal.setValue((float)(nx),(float)(ny),(flo 116 normal.setValue((float)(nx),(float)(ny),(float)(nz)); \
127 if (useTexFunction) { 117 if (useTexFunction) { \
128 texCoord=tce->get(point,normal); 118 texCoord=tce->get(point,normal); \
129 } else { 119 } else { \
130 texCoord[0]=(float)(s); 120 texCoord[0]=(float)(s); \
131 texCoord[1]=(float)(t); 121 texCoord[1]=(float)(t); \
132 } 122 } \
133 pv.setPoint(point); 123 pv.setPoint(point); \
134 pv.setNormal(normal); 124 pv.setNormal(normal); \
135 pv.setTextureCoords(texCoord); 125 pv.setTextureCoords(texCoord); \
136 shapeVertex(&pv); 126 shapeVertex(&pv);
137 //------------------------------------------ 127 //-----------------------------------------------------
138 //////////////////////////////////////////// 128 ///////////////////////////////////////////////////////
139 129
140 int NPHI = (int)(2+22*std::fabs(pDPhi.getVal << 130 int NPHI = (int)(2+22*fabs(pDPhi.getValue()/(2.0*M_PI)));
141 double deltaPhi = pDPhi.getValue()/NPHI, phi 131 double deltaPhi = pDPhi.getValue()/NPHI, phi0 = pSPhi.getValue(),phi1=phi0+pDPhi.getValue();
142 double rMax=pRMax.getValue(),rMin=pRMin.getV 132 double rMax=pRMax.getValue(),rMin=pRMin.getValue();
143 double zMax=pDz.getValue(),zMin=-zMax; 133 double zMax=pDz.getValue(),zMin=-zMax;
144 double cosPhi0=std::cos(phi0), sinPhi0=std:: << 134 double cosPhi0=cos(phi0), sinPhi0=sin(phi0);
145 double cosPhi1=std::cos(phi1), sinPhi1=std:: << 135 double cosPhi1=cos(phi1), sinPhi1=sin(phi1);
146 double cosDeltaPhi=std::cos(deltaPhi),sinDel << 136 double cosDeltaPhi=cos(deltaPhi),sinDeltaPhi=sin(deltaPhi);
147 // 137 //
148 // The outer surface! 138 // The outer surface!
149 // 139 //
150 int i; 140 int i;
151 double sinPhi,cosPhi; 141 double sinPhi,cosPhi;
152 beginShape(action,TRIANGLE_STRIP); 142 beginShape(action,TRIANGLE_STRIP);
153 sinPhi=sinPhi0; 143 sinPhi=sinPhi0;
154 cosPhi=cosPhi0; 144 cosPhi=cosPhi0;
155 for (i = 0; i<=NPHI; i++) { 145 for (i = 0; i<=NPHI; i++) {
156 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax 146 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax,0.0,0.0,cosPhi,sinPhi,0);
157 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin 147 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin,1.0,1.0,cosPhi,sinPhi,0);
158 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaP 148 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
159 } 149 }
160 endShape(); 150 endShape();
161 // 151 //
162 // The inner surface! 152 // The inner surface!
163 // 153 //
164 if(rMin!=0.F) { 154 if(rMin!=0.F) {
165 beginShape(action,TRIANGLE_STRIP); 155 beginShape(action,TRIANGLE_STRIP);
166 sinPhi=sinPhi0; 156 sinPhi=sinPhi0;
167 cosPhi=cosPhi0; 157 cosPhi=cosPhi0;
168 for (i = 0; i<=NPHI; i++) { 158 for (i = 0; i<=NPHI; i++) {
169 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zM 159 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMax,0.0,0.0,-cosPhi,-sinPhi,0);
170 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zM 160 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMin,1.0,1.0,-cosPhi,-sinPhi,0);
171 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 161 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
172 } 162 }
173 endShape(); 163 endShape();
174 } 164 }
175 if (std::fabs(deltaPhi)<2.0*M_PI) { << 165 if (fabs(deltaPhi)<2.0*M_PI) {
176 // 166 //
177 // The end 167 // The end
178 // 168 //
179 beginShape(action,TRIANGLE_STRIP); 169 beginShape(action,TRIANGLE_STRIP);
180 sinPhi=sinPhi0; 170 sinPhi=sinPhi0;
181 cosPhi=cosPhi0; 171 cosPhi=cosPhi0;
182 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax 172 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax,0.0,0.0,sinPhi,-cosPhi,0);
183 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin 173 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin,1.0,1.0,sinPhi,-cosPhi,0);
184 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMax 174 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMax,1.0,0.0,sinPhi,-cosPhi,0);
185 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMin 175 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMin,0.0,1.0,sinPhi,-cosPhi,0);
186 endShape(); 176 endShape();
187 // 177 //
188 // The other end 178 // The other end
189 // 179 //
190 beginShape(action,TRIANGLE_STRIP); 180 beginShape(action,TRIANGLE_STRIP);
191 sinPhi=sinPhi1; 181 sinPhi=sinPhi1;
192 cosPhi=cosPhi1; 182 cosPhi=cosPhi1;
193 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi, zMa 183 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi, zMax,0.0,0.0,-sinPhi,+cosPhi,0);
194 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi, zMi 184 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi, zMin,1.0,1.0,-sinPhi,+cosPhi,0);
195 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi, zMa 185 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi, zMax,1.0,0.0,-sinPhi,+cosPhi,0);
196 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi, zMi 186 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi, zMin,0.0,1.0,-sinPhi,+cosPhi,0);
197 endShape(); 187 endShape();
198 } 188 }
199 // 189 //
200 // The outer surface at z=+PDZ 190 // The outer surface at z=+PDZ
201 // 191 //
202 if(rMin==0.F) { 192 if(rMin==0.F) {
203 beginShape(action,TRIANGLE_FAN); 193 beginShape(action,TRIANGLE_FAN);
204 sinPhi=sinPhi0; 194 sinPhi=sinPhi0;
205 cosPhi=cosPhi0; 195 cosPhi=cosPhi0;
206 GEN_VERTEX(pv,0,0,zMax,0.0,0.0,0,0,1); 196 GEN_VERTEX(pv,0,0,zMax,0.0,0.0,0,0,1);
207 for (i = 0; i<=NPHI; i++) { 197 for (i = 0; i<=NPHI; i++) {
208 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zM 198 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax,1.0,1.0,0,0,1);
209 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 199 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
210 } 200 }
211 endShape(); 201 endShape();
212 // 202 //
213 // The outer surface at z=-PDZ 203 // The outer surface at z=-PDZ
214 // 204 //
215 beginShape(action,TRIANGLE_FAN); 205 beginShape(action,TRIANGLE_FAN);
216 sinPhi=sinPhi0; 206 sinPhi=sinPhi0;
217 cosPhi=cosPhi0; 207 cosPhi=cosPhi0;
218 GEN_VERTEX(pv,0,0,zMin,0.0,0.0,0,0,-1); 208 GEN_VERTEX(pv,0,0,zMin,0.0,0.0,0,0,-1);
219 for (i = 0; i<=NPHI; i++) { 209 for (i = 0; i<=NPHI; i++) {
220 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zM 210 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin,1.0,1.0,0,0,-1);
221 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 211 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
222 } 212 }
223 endShape(); 213 endShape();
224 } else { 214 } else {
225 beginShape(action,TRIANGLE_STRIP); 215 beginShape(action,TRIANGLE_STRIP);
226 sinPhi=sinPhi0; 216 sinPhi=sinPhi0;
227 cosPhi=cosPhi0; 217 cosPhi=cosPhi0;
228 for (i = 0; i<=NPHI; i++) { 218 for (i = 0; i<=NPHI; i++) {
229 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zM 219 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMax,0.0,0.0,0,0,1);
230 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zM 220 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax,1.0,1.0,0,0,1);
231 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 221 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
232 } 222 }
233 endShape(); 223 endShape();
234 // 224 //
235 // The outer surface at z=-PDZ 225 // The outer surface at z=-PDZ
236 // 226 //
237 beginShape(action,TRIANGLE_STRIP); 227 beginShape(action,TRIANGLE_STRIP);
238 sinPhi=sinPhi0; 228 sinPhi=sinPhi0;
239 cosPhi=cosPhi0; 229 cosPhi=cosPhi0;
240 for (i = 0; i<=NPHI; i++) { 230 for (i = 0; i<=NPHI; i++) {
241 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zM 231 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMin,0.0,0.0,0,0,-1);
242 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zM 232 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin,1.0,1.0,0,0,-1);
243 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 233 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi);
244 } 234 }
245 endShape(); 235 endShape();
246 } 236 }
247 } 237 }
248 238
249 // getChildren 239 // getChildren
250 SoChildList *SoTubs::getChildren() const { 240 SoChildList *SoTubs::getChildren() const {
251 return children; 241 return children;
252 } 242 }
253 243
254 244
255 // computeBBox 245 // computeBBox
256 void SoTubs::computeBBox(SoAction *, SbBox3f & 246 void SoTubs::computeBBox(SoAction *, SbBox3f &box, SbVec3f ¢er ){
257 SbVec3f vmin(-pRMax.getValue(),-pRMax.getVal 247 SbVec3f vmin(-pRMax.getValue(),-pRMax.getValue(),-pDz.getValue()),
258 vmax( pRMax.getValue(), pRMax.getVal 248 vmax( pRMax.getValue(), pRMax.getValue(), pDz.getValue());
259 center.setValue(0,0,0); 249 center.setValue(0,0,0);
260 box.setBounds(vmin,vmax); 250 box.setBounds(vmin,vmax);
261 } 251 }
262 252
263 253
264 // updateChildren 254 // updateChildren
265 void SoTubs::updateChildren() { 255 void SoTubs::updateChildren() {
266 256
267 // Redraw the G4Tubs.... 257 // Redraw the G4Tubs....
268 258
269 assert(children->getLength()==1); 259 assert(children->getLength()==1);
270 SoSeparator *sep = (SoS 260 SoSeparator *sep = (SoSeparator *) ( *children)[0];
271 SoCoordinate3 *theCoordinates = (SoC 261 SoCoordinate3 *theCoordinates = (SoCoordinate3 *) ( sep->getChild(0));
272 SoNormal *theNormals = (SoN 262 SoNormal *theNormals = (SoNormal *) ( sep->getChild(1));
273 SoNormalBinding *theNormalBinding = (SoN 263 SoNormalBinding *theNormalBinding = (SoNormalBinding *) ( sep->getChild(2));
274 SoIndexedFaceSet *theFaceSet = (SoI 264 SoIndexedFaceSet *theFaceSet = (SoIndexedFaceSet *) ( sep->getChild(3));
275 265
276 266
277 const int NPHI=24, NPOINTS=2*(2*NPHI+2), NFA 267 const int NPHI=24, NPOINTS=2*(2*NPHI+2), NFACES=4*NPHI+2, NINDICES = NFACES*5;
278 float points[NPOINTS][3],normals[NFACES][3]; 268 float points[NPOINTS][3],normals[NFACES][3];
279 #ifdef INVENTOR2_0 269 #ifdef INVENTOR2_0
280 static long indices[NINDICES]; 270 static long indices[NINDICES];
281 #else 271 #else
282 static int32_t indices[NINDICES]; 272 static int32_t indices[NINDICES];
283 #endif 273 #endif
284 274
285 static int init=0; 275 static int init=0;
286 double phi, pp, DeltaPhi; 276 double phi, pp, DeltaPhi;
287 277
288 // Indices need to be generated once! This i 278 // Indices need to be generated once! This is here to keep it close to the point
289 // generation, since otherwise it will be co 279 // generation, since otherwise it will be confusing.
290 280
291 int i; 281 int i;
292 if (!init) { 282 if (!init) {
293 init = 1; 283 init = 1;
294 // Outer face 284 // Outer face
295 for (i = 0; i< NPHI; i++) { 285 for (i = 0; i< NPHI; i++) {
296 // 0 1 3 2; 286 // 0 1 3 2;
297 indices[5*i+0] = 2*i+0; 287 indices[5*i+0] = 2*i+0;
298 indices[5*i+1] = 2*i+1; 288 indices[5*i+1] = 2*i+1;
299 indices[5*i+2] = 2*i+3; 289 indices[5*i+2] = 2*i+3;
300 indices[5*i+3] = 2*i+2; 290 indices[5*i+3] = 2*i+2;
301 indices[5*i+4] = SO_END_FACE_INDEX; 291 indices[5*i+4] = SO_END_FACE_INDEX;
302 } 292 }
303 // the inner face 293 // the inner face
304 for (i=0;i<NPHI;i++) { 294 for (i=0;i<NPHI;i++) {
305 indices[5*1*NPHI + 5*i+0] = 2*NPHI+2 + 2 295 indices[5*1*NPHI + 5*i+0] = 2*NPHI+2 + 2*i+0;
306 indices[5*1*NPHI + 5*i+1] = 2*NPHI+2 + 2 296 indices[5*1*NPHI + 5*i+1] = 2*NPHI+2 + 2*i+1;
307 indices[5*1*NPHI + 5*i+2] = 2*NPHI+2 + 2 297 indices[5*1*NPHI + 5*i+2] = 2*NPHI+2 + 2*i+3;
308 indices[5*1*NPHI + 5*i+3] = 2*NPHI+2 + 2 298 indices[5*1*NPHI + 5*i+3] = 2*NPHI+2 + 2*i+2;
309 indices[5*1*NPHI + 5*i+4] = SO_END_FACE_ 299 indices[5*1*NPHI + 5*i+4] = SO_END_FACE_INDEX;
310 } 300 }
311 // the top side 301 // the top side
312 for (i=0;i<NPHI;i++) { 302 for (i=0;i<NPHI;i++) {
313 indices[5*2*NPHI + 5*i+0] = 2*i+0; 303 indices[5*2*NPHI + 5*i+0] = 2*i+0;
314 indices[5*2*NPHI + 5*i+1] = 2*i+2; 304 indices[5*2*NPHI + 5*i+1] = 2*i+2;
315 indices[5*2*NPHI + 5*i+2] = NPOINTS - (2 305 indices[5*2*NPHI + 5*i+2] = NPOINTS - (2*i+4);
316 indices[5*2*NPHI + 5*i+3] = NPOINTS - (2 306 indices[5*2*NPHI + 5*i+3] = NPOINTS - (2*i+2);
317 indices[5*2*NPHI + 5*i+4] = SO_END_FACE_ 307 indices[5*2*NPHI + 5*i+4] = SO_END_FACE_INDEX;
318 } 308 }
319 // the bottom side 309 // the bottom side
320 for (i=0;i<NPHI;i++) { 310 for (i=0;i<NPHI;i++) {
321 indices[5*3*NPHI + 5*i+0] = 2*i+1; 311 indices[5*3*NPHI + 5*i+0] = 2*i+1;
322 indices[5*3*NPHI + 5*i+1] = NPOINTS - (2 312 indices[5*3*NPHI + 5*i+1] = NPOINTS - (2*i+1);
323 indices[5*3*NPHI + 5*i+2] = NPOINTS - (2 313 indices[5*3*NPHI + 5*i+2] = NPOINTS - (2*i+3);
324 indices[5*3*NPHI + 5*i+3] = 2*i+3; 314 indices[5*3*NPHI + 5*i+3] = 2*i+3;
325 indices[5*3*NPHI + 5*i+4] = SO_END_FACE_ 315 indices[5*3*NPHI + 5*i+4] = SO_END_FACE_INDEX;
326 } 316 }
327 // the odd side 317 // the odd side
328 indices[5*4*NPHI +0] = 2*NPHI; 318 indices[5*4*NPHI +0] = 2*NPHI;
329 indices[5*4*NPHI +1] = 2*NPHI+1; 319 indices[5*4*NPHI +1] = 2*NPHI+1;
330 indices[5*4*NPHI +2] = 2*NPHI+3; 320 indices[5*4*NPHI +2] = 2*NPHI+3;
331 indices[5*4*NPHI +3] = 2*NPHI+2; 321 indices[5*4*NPHI +3] = 2*NPHI+2;
332 indices[5*4*NPHI +4] = SO_END_FACE_INDEX; 322 indices[5*4*NPHI +4] = SO_END_FACE_INDEX;
333 // aother odd side 323 // aother odd side
334 indices[5*4*NPHI +5 +0] = 0; 324 indices[5*4*NPHI +5 +0] = 0;
335 indices[5*4*NPHI +5 +1] = NPOINTS-2; 325 indices[5*4*NPHI +5 +1] = NPOINTS-2;
336 indices[5*4*NPHI +5 +2] = NPOINTS-1; 326 indices[5*4*NPHI +5 +2] = NPOINTS-1;
337 indices[5*4*NPHI +5 +3] = 1; 327 indices[5*4*NPHI +5 +3] = 1;
338 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDE 328 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDEX;
339 } 329 }
340 // Points need to be generated each time: 330 // Points need to be generated each time:
341 if (pDPhi.getValue()<2*M_PI) { 331 if (pDPhi.getValue()<2*M_PI) {
342 // the odd side 332 // the odd side
343 indices[5*4*NPHI +0] = 2*NPHI; 333 indices[5*4*NPHI +0] = 2*NPHI;
344 indices[5*4*NPHI +1] = 2*NPHI+1; 334 indices[5*4*NPHI +1] = 2*NPHI+1;
345 indices[5*4*NPHI +2] = 2*NPHI+3; 335 indices[5*4*NPHI +2] = 2*NPHI+3;
346 indices[5*4*NPHI +3] = 2*NPHI+2; 336 indices[5*4*NPHI +3] = 2*NPHI+2;
347 indices[5*4*NPHI +4] = SO_END_FACE_INDEX; 337 indices[5*4*NPHI +4] = SO_END_FACE_INDEX;
348 // aother odd side 338 // aother odd side
349 indices[5*4*NPHI +5 +0] = 0; 339 indices[5*4*NPHI +5 +0] = 0;
350 indices[5*4*NPHI +5 +1] = NPOINTS-2; 340 indices[5*4*NPHI +5 +1] = NPOINTS-2;
351 indices[5*4*NPHI +5 +2] = NPOINTS-1; 341 indices[5*4*NPHI +5 +2] = NPOINTS-1;
352 indices[5*4*NPHI +5 +3] = 1; 342 indices[5*4*NPHI +5 +3] = 1;
353 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDE 343 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDEX;
354 } 344 }
355 else { 345 else {
356 // the odd side 346 // the odd side
357 indices[5*4*NPHI +0] = SO_END_FACE_INDEX; 347 indices[5*4*NPHI +0] = SO_END_FACE_INDEX;
358 indices[5*4*NPHI +1] = SO_END_FACE_INDEX; 348 indices[5*4*NPHI +1] = SO_END_FACE_INDEX;
359 indices[5*4*NPHI +2] = SO_END_FACE_INDEX; 349 indices[5*4*NPHI +2] = SO_END_FACE_INDEX;
360 indices[5*4*NPHI +3] = SO_END_FACE_INDEX; 350 indices[5*4*NPHI +3] = SO_END_FACE_INDEX;
361 indices[5*4*NPHI +4] = SO_END_FACE_INDEX; 351 indices[5*4*NPHI +4] = SO_END_FACE_INDEX;
362 // aother odd side 352 // aother odd side
363 indices[5*4*NPHI +5 +0] = SO_END_FACE_INDE 353 indices[5*4*NPHI +5 +0] = SO_END_FACE_INDEX;
364 indices[5*4*NPHI +5 +1] = SO_END_FACE_INDE 354 indices[5*4*NPHI +5 +1] = SO_END_FACE_INDEX;
365 indices[5*4*NPHI +5 +2] = SO_END_FACE_INDE 355 indices[5*4*NPHI +5 +2] = SO_END_FACE_INDEX;
366 indices[5*4*NPHI +5 +3] = SO_END_FACE_INDE 356 indices[5*4*NPHI +5 +3] = SO_END_FACE_INDEX;
367 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDE 357 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDEX;
368 } 358 }
369 // The outer surface 359 // The outer surface
370 DeltaPhi = pDPhi.getValue()/NPHI, phi = pSPh 360 DeltaPhi = pDPhi.getValue()/NPHI, phi = pSPhi.getValue();
371 for (i = 0; i<=NPHI; i++) { 361 for (i = 0; i<=NPHI; i++) {
372 points[2*i+0][0] = pRMax.getValue()*FCOS(p 362 points[2*i+0][0] = pRMax.getValue()*FCOS(phi);
373 points[2*i+0][1]= pRMax.getValue()*FSIN(ph 363 points[2*i+0][1]= pRMax.getValue()*FSIN(phi);
374 points[2*i+0][2] = +pDz.getValue(); 364 points[2*i+0][2] = +pDz.getValue();
375 365
376 points[2*i+1][0] = pRMax.getValue()*FCOS(p 366 points[2*i+1][0] = pRMax.getValue()*FCOS(phi);
377 points[2*i+1][1]= pRMax.getValue()*FSIN(ph 367 points[2*i+1][1]= pRMax.getValue()*FSIN(phi);
378 points[2*i+1][2] = -pDz.getValue(); 368 points[2*i+1][2] = -pDz.getValue();
379 369
380 pp = phi+DeltaPhi/2.0; 370 pp = phi+DeltaPhi/2.0;
381 if (i!=NPHI) { 371 if (i!=NPHI) {
382 normals[i][0] = FCOS(pp); 372 normals[i][0] = FCOS(pp);
383 normals[i][1] = FSIN(pp); 373 normals[i][1] = FSIN(pp);
384 normals[i][2] = 0; 374 normals[i][2] = 0;
385 } 375 }
386 phi+=DeltaPhi; 376 phi+=DeltaPhi;
387 } 377 }
388 // The inner surface 378 // The inner surface
389 phi = pSPhi.getValue() + pDPhi.getValue(); 379 phi = pSPhi.getValue() + pDPhi.getValue();
390 for (i = 0; i<=NPHI; i++) { 380 for (i = 0; i<=NPHI; i++) {
391 points[2*NPHI+2+2*i+0][0] = pRMin.getValue 381 points[2*NPHI+2+2*i+0][0] = pRMin.getValue()*FCOS(phi);
392 points[2*NPHI+2+2*i+0][1] = pRMin.getValue 382 points[2*NPHI+2+2*i+0][1] = pRMin.getValue()*FSIN(phi);
393 points[2*NPHI+2+2*i+0][2] = +pDz.getValue( 383 points[2*NPHI+2+2*i+0][2] = +pDz.getValue();
394 points[2*NPHI+2+2*i+1][0] = pRMin.getValue 384 points[2*NPHI+2+2*i+1][0] = pRMin.getValue()*FCOS(phi);
395 points[2*NPHI+2+2*i+1][1] = pRMin.getValue 385 points[2*NPHI+2+2*i+1][1] = pRMin.getValue()*FSIN(phi);
396 points[2*NPHI+2+2*i+1][2] = -pDz.getValue( 386 points[2*NPHI+2+2*i+1][2] = -pDz.getValue();
397 pp = phi-DeltaPhi/2.0; 387 pp = phi-DeltaPhi/2.0;
398 if (i!=NPHI) { 388 if (i!=NPHI) {
399 normals[NPHI+i][0] = -FCOS(pp); 389 normals[NPHI+i][0] = -FCOS(pp);
400 normals[NPHI+i][1] = -FSIN(pp); 390 normals[NPHI+i][1] = -FSIN(pp);
401 normals[NPHI+i][2] = 0; 391 normals[NPHI+i][2] = 0;
402 } 392 }
403 phi-=DeltaPhi; 393 phi-=DeltaPhi;
404 } 394 }
405 // The top side 395 // The top side
406 for (i=0;i<NPHI;i++) { 396 for (i=0;i<NPHI;i++) {
407 normals[2*NPHI+i][0]=normals[2*NPHI+i][1]= 397 normals[2*NPHI+i][0]=normals[2*NPHI+i][1]=0;
408 normals[2*NPHI+i][2]= 1.0; 398 normals[2*NPHI+i][2]= 1.0;
409 } 399 }
410 // The bottom side 400 // The bottom side
411 for (i=0;i<NPHI;i++) { 401 for (i=0;i<NPHI;i++) {
412 normals[3*NPHI+i][0]=normals[3*NPHI+i][1]= 402 normals[3*NPHI+i][0]=normals[3*NPHI+i][1]=0;
413 normals[3*NPHI+i][2]= -1.0; 403 normals[3*NPHI+i][2]= -1.0;
414 } 404 }
415 // The odd side 405 // The odd side
416 phi = pSPhi.getValue(); 406 phi = pSPhi.getValue();
417 normals[4*NPHI+0][0]= FSIN(phi); 407 normals[4*NPHI+0][0]= FSIN(phi);
418 normals[4*NPHI+0][1]= -FCOS(phi); 408 normals[4*NPHI+0][1]= -FCOS(phi);
419 normals[4*NPHI+0][2]=0; 409 normals[4*NPHI+0][2]=0;
420 410
421 // Another odd side 411 // Another odd side
422 phi = pSPhi.getValue()+pDPhi.getValue(); 412 phi = pSPhi.getValue()+pDPhi.getValue();
423 normals[4*NPHI+1][0]= -FSIN(phi); 413 normals[4*NPHI+1][0]= -FSIN(phi);
424 normals[4*NPHI+1][1]= +FCOS(phi); 414 normals[4*NPHI+1][1]= +FCOS(phi);
425 normals[4*NPHI+1][2]=0; 415 normals[4*NPHI+1][2]=0;
426 416
427 for (int np=0;np<NPOINTS; np++) theCoordinat 417 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-> 418 for (int ni=0;ni<NINDICES;ni++) theFaceSet->coordIndex.set1Value(ni,indices[ni]);
429 for (int nf=0;nf<NFACES;nf++) theNormals->ve 419 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 420 theNormalBinding->value=SoNormalBinding::PER_FACE;
431 } 421 }
432 422
433 // generateChildren 423 // generateChildren
434 void SoTubs::generateChildren() { 424 void SoTubs::generateChildren() {
435 425
436 // This routines creates one SoSeparator, on 426 // This routines creates one SoSeparator, one SoCoordinate3, and
437 // one SoLineSet, and puts it in the child l 427 // one SoLineSet, and puts it in the child list. This is done only
438 // once, whereas redrawing the position of t 428 // once, whereas redrawing the position of the coordinates occurs each
439 // time an update is necessary, in the updat 429 // time an update is necessary, in the updateChildren routine.
440 430
441 assert(children->getLength() ==0); 431 assert(children->getLength() ==0);
442 SoSeparator *sep = new SoS 432 SoSeparator *sep = new SoSeparator();
443 SoCoordinate3 *theCoordinates = new SoC 433 SoCoordinate3 *theCoordinates = new SoCoordinate3();
444 SoNormal *theNormals = new SoN 434 SoNormal *theNormals = new SoNormal();
445 SoNormalBinding *theNormalBinding = new SoN 435 SoNormalBinding *theNormalBinding = new SoNormalBinding();
446 SoIndexedFaceSet *theFaceSet = new SoI 436 SoIndexedFaceSet *theFaceSet = new SoIndexedFaceSet();
447 // 437 //
448 // This line costs some in render quality! b 438 // This line costs some in render quality! but gives speed.
449 // 439 //
450 sep->addChild(theCoordinates); 440 sep->addChild(theCoordinates);
451 sep->addChild(theNormals); 441 sep->addChild(theNormals);
452 sep->addChild(theNormalBinding); 442 sep->addChild(theNormalBinding);
453 sep->addChild(theFaceSet); 443 sep->addChild(theFaceSet);
454 children->append(sep); 444 children->append(sep);
455 } 445 }
456 446
457 // generateAlternateRep 447 // generateAlternateRep
458 void SoTubs::generateAlternateRep() { 448 void SoTubs::generateAlternateRep() {
459 449
460 // This routine sets the alternate represent 450 // This routine sets the alternate representation to the child
461 // list of this mode. 451 // list of this mode.
462 452
463 if (children->getLength() == 0) generateChil 453 if (children->getLength() == 0) generateChildren();
464 updateChildren(); 454 updateChildren();
465 alternateRep.setValue((SoSeparator *) ( *ch 455 alternateRep.setValue((SoSeparator *) ( *children)[0]);
466 } 456 }
467 457
468 // clearAlternateRep 458 // clearAlternateRep
469 void SoTubs::clearAlternateRep() { 459 void SoTubs::clearAlternateRep() {
470 alternateRep.setValue(NULL); 460 alternateRep.setValue(NULL);
471 } 461 }
>> 462
472 463