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 // 27 // 24 // >> 25 // $Id: SoTubs.cc,v 1.7 2004/12/16 12:33:11 gcosmo Exp $ >> 26 // GEANT4 tag $Name: geant4-07-01 $ 28 // 27 // 29 /*-----------------------------HEPVis--------- 28 /*-----------------------------HEPVis---------------------------------------*/ 30 /* 29 /* */ 31 /* Node: SoTubs 30 /* Node: SoTubs */ 32 /* Description: Represents the G4Tubs Gea 31 /* Description: Represents the G4Tubs Geant Geometry entity */ 33 /* Author: Joe Boudreau Nov 11 1996 32 /* Author: Joe Boudreau Nov 11 1996 */ 34 /* 33 /* */ 35 /*-------------------------------------------- 34 /*--------------------------------------------------------------------------*/ 36 35 >> 36 #ifdef G4VIS_BUILD_OI_DRIVER >> 37 37 // this : 38 // this : 38 #include "HEPVis/nodes/SoTubs.h" 39 #include "HEPVis/nodes/SoTubs.h" 39 40 40 #include <assert.h> 41 #include <assert.h> 41 #include <cmath> 42 #include <cmath> 42 43 43 #include <Inventor/SbBox.h> 44 #include <Inventor/SbBox.h> 44 #include <Inventor/actions/SoGLRenderAction.h> 45 #include <Inventor/actions/SoGLRenderAction.h> 45 #include <Inventor/fields/SoSFFloat.h> 46 #include <Inventor/fields/SoSFFloat.h> 46 #include <Inventor/misc/SoChildList.h> 47 #include <Inventor/misc/SoChildList.h> 47 #include <Inventor/nodes/SoSeparator.h> 48 #include <Inventor/nodes/SoSeparator.h> 48 #include <Inventor/nodes/SoIndexedFaceSet.h> 49 #include <Inventor/nodes/SoIndexedFaceSet.h> 49 #include <Inventor/nodes/SoNormal.h> 50 #include <Inventor/nodes/SoNormal.h> 50 #include <Inventor/nodes/SoCoordinate3.h> 51 #include <Inventor/nodes/SoCoordinate3.h> 51 #include <Inventor/nodes/SoNormalBinding.h> 52 #include <Inventor/nodes/SoNormalBinding.h> 52 #include <Inventor/SoPrimitiveVertex.h> 53 #include <Inventor/SoPrimitiveVertex.h> 53 #include <Inventor/elements/SoTextureCoordinat 54 #include <Inventor/elements/SoTextureCoordinateElement.h> 54 55 55 #include "HEPVis/SbMath.h" 56 #include "HEPVis/SbMath.h" 56 57 57 // This statement is required 58 // This statement is required 58 SO_NODE_SOURCE(SoTubs) 59 SO_NODE_SOURCE(SoTubs) 59 60 60 // Constructor 61 // Constructor 61 SoTubs::SoTubs() { 62 SoTubs::SoTubs() { 62 63 63 64 64 // This statement is required 65 // This statement is required 65 SO_NODE_CONSTRUCTOR(SoTubs); 66 SO_NODE_CONSTRUCTOR(SoTubs); 66 67 67 // Data fields are initialized like this: 68 // Data fields are initialized like this: 68 SO_NODE_ADD_FIELD(pRMin, (0)); 69 SO_NODE_ADD_FIELD(pRMin, (0)); 69 SO_NODE_ADD_FIELD(pRMax, (1)); 70 SO_NODE_ADD_FIELD(pRMax, (1)); 70 SO_NODE_ADD_FIELD(pDz, (10)) 71 SO_NODE_ADD_FIELD(pDz, (10)); 71 SO_NODE_ADD_FIELD(pSPhi, (0)); 72 SO_NODE_ADD_FIELD(pSPhi, (0)); 72 SO_NODE_ADD_FIELD(pDPhi, ((flo 73 SO_NODE_ADD_FIELD(pDPhi, ((float)(2*M_PI))); 73 SO_NODE_ADD_FIELD(alternateRep, (NULL 74 SO_NODE_ADD_FIELD(alternateRep, (NULL)); 74 children = new SoChildList(this); 75 children = new SoChildList(this); 75 } 76 } 76 77 77 // Destructor 78 // Destructor 78 SoTubs::~SoTubs() { 79 SoTubs::~SoTubs() { 79 delete children; 80 delete children; 80 } 81 } 81 82 82 83 83 // initClass 84 // initClass 84 void SoTubs::initClass(){ 85 void SoTubs::initClass(){ 85 // This statement is required. 86 // This statement is required. 86 static bool first = true; << 87 SO_NODE_INIT_CLASS(SoTubs,SoShape,"Shape"); 87 if (first) { << 88 first = false; << 89 SO_NODE_INIT_CLASS(SoTubs,SoShape,"Shape") << 90 } << 91 } 88 } 92 89 93 // generatePrimitives 90 // generatePrimitives 94 void SoTubs::generatePrimitives(SoAction *acti 91 void SoTubs::generatePrimitives(SoAction *action) { 95 // This variable is used to store each verte 92 // This variable is used to store each vertex 96 SoPrimitiveVertex pv; 93 SoPrimitiveVertex pv; 97 94 98 // Access the stat from the action 95 // Access the stat from the action 99 SoState *state = action->getState(); 96 SoState *state = action->getState(); 100 97 101 // See if we have to use a texture coordinat 98 // See if we have to use a texture coordinate function, 102 // rather than generating explicit texture c 99 // rather than generating explicit texture coordinates. 103 SbBool useTexFunction= 100 SbBool useTexFunction= 104 (SoTextureCoordinateElement::getType(state 101 (SoTextureCoordinateElement::getType(state) == 105 SoTextureCoordinateElement::FUNCTION); 102 SoTextureCoordinateElement::FUNCTION); 106 103 107 // If we need to generate texture coordinate 104 // If we need to generate texture coordinates with a function, 108 // we'll need an SoGLTextureCoordinateElemen 105 // we'll need an SoGLTextureCoordinateElement. Otherwise, we'll 109 // set up the coordinates directly. 106 // set up the coordinates directly. 110 const SoTextureCoordinateElement* tce = NULL 107 const SoTextureCoordinateElement* tce = NULL; 111 SbVec4f texCoord; 108 SbVec4f texCoord; 112 if (useTexFunction) { 109 if (useTexFunction) { 113 tce = SoTextureCoordinateElement::getInsta 110 tce = SoTextureCoordinateElement::getInstance(state); 114 } 111 } 115 else { 112 else { 116 texCoord[2] = 0.0; 113 texCoord[2] = 0.0; 117 texCoord[3] = 1.0; 114 texCoord[3] = 1.0; 118 } 115 } 119 SbVec3f point, normal; 116 SbVec3f point, normal; 120 117 121 118 122 //////////////////////////////////////////// 119 /////////////////////////////////////////////////////// 123 //------------------------------------------ 120 //----------------------------------------------------- 124 #define GEN_VERTEX(pv,x,y,z,s,t,nx,ny,nz) 121 #define GEN_VERTEX(pv,x,y,z,s,t,nx,ny,nz) \ 125 point.setValue((float)(x),(float)(y),(float) 122 point.setValue((float)(x),(float)(y),(float)(z)); \ 126 normal.setValue((float)(nx),(float)(ny),(flo 123 normal.setValue((float)(nx),(float)(ny),(float)(nz)); \ 127 if (useTexFunction) { 124 if (useTexFunction) { \ 128 texCoord=tce->get(point,normal); 125 texCoord=tce->get(point,normal); \ 129 } else { 126 } else { \ 130 texCoord[0]=(float)(s); 127 texCoord[0]=(float)(s); \ 131 texCoord[1]=(float)(t); 128 texCoord[1]=(float)(t); \ 132 } 129 } \ 133 pv.setPoint(point); 130 pv.setPoint(point); \ 134 pv.setNormal(normal); 131 pv.setNormal(normal); \ 135 pv.setTextureCoords(texCoord); 132 pv.setTextureCoords(texCoord); \ 136 shapeVertex(&pv); 133 shapeVertex(&pv); 137 //------------------------------------------ 134 //----------------------------------------------------- 138 //////////////////////////////////////////// 135 /////////////////////////////////////////////////////// 139 136 140 int NPHI = (int)(2+22*std::fabs(pDPhi.getVal 137 int NPHI = (int)(2+22*std::fabs(pDPhi.getValue()/(2.0*M_PI))); 141 double deltaPhi = pDPhi.getValue()/NPHI, phi 138 double deltaPhi = pDPhi.getValue()/NPHI, phi0 = pSPhi.getValue(),phi1=phi0+pDPhi.getValue(); 142 double rMax=pRMax.getValue(),rMin=pRMin.getV 139 double rMax=pRMax.getValue(),rMin=pRMin.getValue(); 143 double zMax=pDz.getValue(),zMin=-zMax; 140 double zMax=pDz.getValue(),zMin=-zMax; 144 double cosPhi0=std::cos(phi0), sinPhi0=std:: 141 double cosPhi0=std::cos(phi0), sinPhi0=std::sin(phi0); 145 double cosPhi1=std::cos(phi1), sinPhi1=std:: 142 double cosPhi1=std::cos(phi1), sinPhi1=std::sin(phi1); 146 double cosDeltaPhi=std::cos(deltaPhi),sinDel 143 double cosDeltaPhi=std::cos(deltaPhi),sinDeltaPhi=std::sin(deltaPhi); 147 // 144 // 148 // The outer surface! 145 // The outer surface! 149 // 146 // 150 int i; 147 int i; 151 double sinPhi,cosPhi; 148 double sinPhi,cosPhi; 152 beginShape(action,TRIANGLE_STRIP); 149 beginShape(action,TRIANGLE_STRIP); 153 sinPhi=sinPhi0; 150 sinPhi=sinPhi0; 154 cosPhi=cosPhi0; 151 cosPhi=cosPhi0; 155 for (i = 0; i<=NPHI; i++) { 152 for (i = 0; i<=NPHI; i++) { 156 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax 153 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax,0.0,0.0,cosPhi,sinPhi,0); 157 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin 154 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin,1.0,1.0,cosPhi,sinPhi,0); 158 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaP 155 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi); 159 } 156 } 160 endShape(); 157 endShape(); 161 // 158 // 162 // The inner surface! 159 // The inner surface! 163 // 160 // 164 if(rMin!=0.F) { 161 if(rMin!=0.F) { 165 beginShape(action,TRIANGLE_STRIP); 162 beginShape(action,TRIANGLE_STRIP); 166 sinPhi=sinPhi0; 163 sinPhi=sinPhi0; 167 cosPhi=cosPhi0; 164 cosPhi=cosPhi0; 168 for (i = 0; i<=NPHI; i++) { 165 for (i = 0; i<=NPHI; i++) { 169 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zM 166 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMax,0.0,0.0,-cosPhi,-sinPhi,0); 170 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zM 167 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMin,1.0,1.0,-cosPhi,-sinPhi,0); 171 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 168 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi); 172 } 169 } 173 endShape(); 170 endShape(); 174 } 171 } 175 if (std::fabs(deltaPhi)<2.0*M_PI) { 172 if (std::fabs(deltaPhi)<2.0*M_PI) { 176 // 173 // 177 // The end 174 // The end 178 // 175 // 179 beginShape(action,TRIANGLE_STRIP); 176 beginShape(action,TRIANGLE_STRIP); 180 sinPhi=sinPhi0; 177 sinPhi=sinPhi0; 181 cosPhi=cosPhi0; 178 cosPhi=cosPhi0; 182 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax 179 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax,0.0,0.0,sinPhi,-cosPhi,0); 183 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin 180 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin,1.0,1.0,sinPhi,-cosPhi,0); 184 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMax 181 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMax,1.0,0.0,sinPhi,-cosPhi,0); 185 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMin 182 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMin,0.0,1.0,sinPhi,-cosPhi,0); 186 endShape(); 183 endShape(); 187 // 184 // 188 // The other end 185 // The other end 189 // 186 // 190 beginShape(action,TRIANGLE_STRIP); 187 beginShape(action,TRIANGLE_STRIP); 191 sinPhi=sinPhi1; 188 sinPhi=sinPhi1; 192 cosPhi=cosPhi1; 189 cosPhi=cosPhi1; 193 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi, zMa 190 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi, zMax,0.0,0.0,-sinPhi,+cosPhi,0); 194 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi, zMi 191 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi, zMin,1.0,1.0,-sinPhi,+cosPhi,0); 195 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi, zMa 192 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi, zMax,1.0,0.0,-sinPhi,+cosPhi,0); 196 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi, zMi 193 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi, zMin,0.0,1.0,-sinPhi,+cosPhi,0); 197 endShape(); 194 endShape(); 198 } 195 } 199 // 196 // 200 // The outer surface at z=+PDZ 197 // The outer surface at z=+PDZ 201 // 198 // 202 if(rMin==0.F) { 199 if(rMin==0.F) { 203 beginShape(action,TRIANGLE_FAN); 200 beginShape(action,TRIANGLE_FAN); 204 sinPhi=sinPhi0; 201 sinPhi=sinPhi0; 205 cosPhi=cosPhi0; 202 cosPhi=cosPhi0; 206 GEN_VERTEX(pv,0,0,zMax,0.0,0.0,0,0,1); 203 GEN_VERTEX(pv,0,0,zMax,0.0,0.0,0,0,1); 207 for (i = 0; i<=NPHI; i++) { 204 for (i = 0; i<=NPHI; i++) { 208 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zM 205 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax,1.0,1.0,0,0,1); 209 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 206 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi); 210 } 207 } 211 endShape(); 208 endShape(); 212 // 209 // 213 // The outer surface at z=-PDZ 210 // The outer surface at z=-PDZ 214 // 211 // 215 beginShape(action,TRIANGLE_FAN); 212 beginShape(action,TRIANGLE_FAN); 216 sinPhi=sinPhi0; 213 sinPhi=sinPhi0; 217 cosPhi=cosPhi0; 214 cosPhi=cosPhi0; 218 GEN_VERTEX(pv,0,0,zMin,0.0,0.0,0,0,-1); 215 GEN_VERTEX(pv,0,0,zMin,0.0,0.0,0,0,-1); 219 for (i = 0; i<=NPHI; i++) { 216 for (i = 0; i<=NPHI; i++) { 220 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zM 217 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin,1.0,1.0,0,0,-1); 221 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 218 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi); 222 } 219 } 223 endShape(); 220 endShape(); 224 } else { 221 } else { 225 beginShape(action,TRIANGLE_STRIP); 222 beginShape(action,TRIANGLE_STRIP); 226 sinPhi=sinPhi0; 223 sinPhi=sinPhi0; 227 cosPhi=cosPhi0; 224 cosPhi=cosPhi0; 228 for (i = 0; i<=NPHI; i++) { 225 for (i = 0; i<=NPHI; i++) { 229 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zM 226 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMax,0.0,0.0,0,0,1); 230 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zM 227 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMax,1.0,1.0,0,0,1); 231 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 228 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi); 232 } 229 } 233 endShape(); 230 endShape(); 234 // 231 // 235 // The outer surface at z=-PDZ 232 // The outer surface at z=-PDZ 236 // 233 // 237 beginShape(action,TRIANGLE_STRIP); 234 beginShape(action,TRIANGLE_STRIP); 238 sinPhi=sinPhi0; 235 sinPhi=sinPhi0; 239 cosPhi=cosPhi0; 236 cosPhi=cosPhi0; 240 for (i = 0; i<=NPHI; i++) { 237 for (i = 0; i<=NPHI; i++) { 241 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zM 238 GEN_VERTEX(pv,rMin*cosPhi,rMin*sinPhi,zMin,0.0,0.0,0,0,-1); 242 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zM 239 GEN_VERTEX(pv,rMax*cosPhi,rMax*sinPhi,zMin,1.0,1.0,0,0,-1); 243 inc(sinPhi, cosPhi, sinDeltaPhi, cosDelt 240 inc(sinPhi, cosPhi, sinDeltaPhi, cosDeltaPhi); 244 } 241 } 245 endShape(); 242 endShape(); 246 } 243 } 247 } 244 } 248 245 249 // getChildren 246 // getChildren 250 SoChildList *SoTubs::getChildren() const { 247 SoChildList *SoTubs::getChildren() const { 251 return children; 248 return children; 252 } 249 } 253 250 254 251 255 // computeBBox 252 // computeBBox 256 void SoTubs::computeBBox(SoAction *, SbBox3f & 253 void SoTubs::computeBBox(SoAction *, SbBox3f &box, SbVec3f ¢er ){ 257 SbVec3f vmin(-pRMax.getValue(),-pRMax.getVal 254 SbVec3f vmin(-pRMax.getValue(),-pRMax.getValue(),-pDz.getValue()), 258 vmax( pRMax.getValue(), pRMax.getVal 255 vmax( pRMax.getValue(), pRMax.getValue(), pDz.getValue()); 259 center.setValue(0,0,0); 256 center.setValue(0,0,0); 260 box.setBounds(vmin,vmax); 257 box.setBounds(vmin,vmax); 261 } 258 } 262 259 263 260 264 // updateChildren 261 // updateChildren 265 void SoTubs::updateChildren() { 262 void SoTubs::updateChildren() { 266 263 267 // Redraw the G4Tubs.... 264 // Redraw the G4Tubs.... 268 265 269 assert(children->getLength()==1); 266 assert(children->getLength()==1); 270 SoSeparator *sep = (SoS 267 SoSeparator *sep = (SoSeparator *) ( *children)[0]; 271 SoCoordinate3 *theCoordinates = (SoC 268 SoCoordinate3 *theCoordinates = (SoCoordinate3 *) ( sep->getChild(0)); 272 SoNormal *theNormals = (SoN 269 SoNormal *theNormals = (SoNormal *) ( sep->getChild(1)); 273 SoNormalBinding *theNormalBinding = (SoN 270 SoNormalBinding *theNormalBinding = (SoNormalBinding *) ( sep->getChild(2)); 274 SoIndexedFaceSet *theFaceSet = (SoI 271 SoIndexedFaceSet *theFaceSet = (SoIndexedFaceSet *) ( sep->getChild(3)); 275 272 276 273 277 const int NPHI=24, NPOINTS=2*(2*NPHI+2), NFA 274 const int NPHI=24, NPOINTS=2*(2*NPHI+2), NFACES=4*NPHI+2, NINDICES = NFACES*5; 278 float points[NPOINTS][3],normals[NFACES][3]; 275 float points[NPOINTS][3],normals[NFACES][3]; 279 #ifdef INVENTOR2_0 276 #ifdef INVENTOR2_0 280 static long indices[NINDICES]; 277 static long indices[NINDICES]; 281 #else 278 #else 282 static int32_t indices[NINDICES]; 279 static int32_t indices[NINDICES]; 283 #endif 280 #endif 284 281 285 static int init=0; 282 static int init=0; 286 double phi, pp, DeltaPhi; 283 double phi, pp, DeltaPhi; 287 284 288 // Indices need to be generated once! This i 285 // Indices need to be generated once! This is here to keep it close to the point 289 // generation, since otherwise it will be co 286 // generation, since otherwise it will be confusing. 290 287 291 int i; 288 int i; 292 if (!init) { 289 if (!init) { 293 init = 1; 290 init = 1; 294 // Outer face 291 // Outer face 295 for (i = 0; i< NPHI; i++) { 292 for (i = 0; i< NPHI; i++) { 296 // 0 1 3 2; 293 // 0 1 3 2; 297 indices[5*i+0] = 2*i+0; 294 indices[5*i+0] = 2*i+0; 298 indices[5*i+1] = 2*i+1; 295 indices[5*i+1] = 2*i+1; 299 indices[5*i+2] = 2*i+3; 296 indices[5*i+2] = 2*i+3; 300 indices[5*i+3] = 2*i+2; 297 indices[5*i+3] = 2*i+2; 301 indices[5*i+4] = SO_END_FACE_INDEX; 298 indices[5*i+4] = SO_END_FACE_INDEX; 302 } 299 } 303 // the inner face 300 // the inner face 304 for (i=0;i<NPHI;i++) { 301 for (i=0;i<NPHI;i++) { 305 indices[5*1*NPHI + 5*i+0] = 2*NPHI+2 + 2 302 indices[5*1*NPHI + 5*i+0] = 2*NPHI+2 + 2*i+0; 306 indices[5*1*NPHI + 5*i+1] = 2*NPHI+2 + 2 303 indices[5*1*NPHI + 5*i+1] = 2*NPHI+2 + 2*i+1; 307 indices[5*1*NPHI + 5*i+2] = 2*NPHI+2 + 2 304 indices[5*1*NPHI + 5*i+2] = 2*NPHI+2 + 2*i+3; 308 indices[5*1*NPHI + 5*i+3] = 2*NPHI+2 + 2 305 indices[5*1*NPHI + 5*i+3] = 2*NPHI+2 + 2*i+2; 309 indices[5*1*NPHI + 5*i+4] = SO_END_FACE_ 306 indices[5*1*NPHI + 5*i+4] = SO_END_FACE_INDEX; 310 } 307 } 311 // the top side 308 // the top side 312 for (i=0;i<NPHI;i++) { 309 for (i=0;i<NPHI;i++) { 313 indices[5*2*NPHI + 5*i+0] = 2*i+0; 310 indices[5*2*NPHI + 5*i+0] = 2*i+0; 314 indices[5*2*NPHI + 5*i+1] = 2*i+2; 311 indices[5*2*NPHI + 5*i+1] = 2*i+2; 315 indices[5*2*NPHI + 5*i+2] = NPOINTS - (2 312 indices[5*2*NPHI + 5*i+2] = NPOINTS - (2*i+4); 316 indices[5*2*NPHI + 5*i+3] = NPOINTS - (2 313 indices[5*2*NPHI + 5*i+3] = NPOINTS - (2*i+2); 317 indices[5*2*NPHI + 5*i+4] = SO_END_FACE_ 314 indices[5*2*NPHI + 5*i+4] = SO_END_FACE_INDEX; 318 } 315 } 319 // the bottom side 316 // the bottom side 320 for (i=0;i<NPHI;i++) { 317 for (i=0;i<NPHI;i++) { 321 indices[5*3*NPHI + 5*i+0] = 2*i+1; 318 indices[5*3*NPHI + 5*i+0] = 2*i+1; 322 indices[5*3*NPHI + 5*i+1] = NPOINTS - (2 319 indices[5*3*NPHI + 5*i+1] = NPOINTS - (2*i+1); 323 indices[5*3*NPHI + 5*i+2] = NPOINTS - (2 320 indices[5*3*NPHI + 5*i+2] = NPOINTS - (2*i+3); 324 indices[5*3*NPHI + 5*i+3] = 2*i+3; 321 indices[5*3*NPHI + 5*i+3] = 2*i+3; 325 indices[5*3*NPHI + 5*i+4] = SO_END_FACE_ 322 indices[5*3*NPHI + 5*i+4] = SO_END_FACE_INDEX; 326 } 323 } 327 // the odd side 324 // the odd side 328 indices[5*4*NPHI +0] = 2*NPHI; 325 indices[5*4*NPHI +0] = 2*NPHI; 329 indices[5*4*NPHI +1] = 2*NPHI+1; 326 indices[5*4*NPHI +1] = 2*NPHI+1; 330 indices[5*4*NPHI +2] = 2*NPHI+3; 327 indices[5*4*NPHI +2] = 2*NPHI+3; 331 indices[5*4*NPHI +3] = 2*NPHI+2; 328 indices[5*4*NPHI +3] = 2*NPHI+2; 332 indices[5*4*NPHI +4] = SO_END_FACE_INDEX; 329 indices[5*4*NPHI +4] = SO_END_FACE_INDEX; 333 // aother odd side 330 // aother odd side 334 indices[5*4*NPHI +5 +0] = 0; 331 indices[5*4*NPHI +5 +0] = 0; 335 indices[5*4*NPHI +5 +1] = NPOINTS-2; 332 indices[5*4*NPHI +5 +1] = NPOINTS-2; 336 indices[5*4*NPHI +5 +2] = NPOINTS-1; 333 indices[5*4*NPHI +5 +2] = NPOINTS-1; 337 indices[5*4*NPHI +5 +3] = 1; 334 indices[5*4*NPHI +5 +3] = 1; 338 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDE 335 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDEX; 339 } 336 } 340 // Points need to be generated each time: 337 // Points need to be generated each time: 341 if (pDPhi.getValue()<2*M_PI) { 338 if (pDPhi.getValue()<2*M_PI) { 342 // the odd side 339 // the odd side 343 indices[5*4*NPHI +0] = 2*NPHI; 340 indices[5*4*NPHI +0] = 2*NPHI; 344 indices[5*4*NPHI +1] = 2*NPHI+1; 341 indices[5*4*NPHI +1] = 2*NPHI+1; 345 indices[5*4*NPHI +2] = 2*NPHI+3; 342 indices[5*4*NPHI +2] = 2*NPHI+3; 346 indices[5*4*NPHI +3] = 2*NPHI+2; 343 indices[5*4*NPHI +3] = 2*NPHI+2; 347 indices[5*4*NPHI +4] = SO_END_FACE_INDEX; 344 indices[5*4*NPHI +4] = SO_END_FACE_INDEX; 348 // aother odd side 345 // aother odd side 349 indices[5*4*NPHI +5 +0] = 0; 346 indices[5*4*NPHI +5 +0] = 0; 350 indices[5*4*NPHI +5 +1] = NPOINTS-2; 347 indices[5*4*NPHI +5 +1] = NPOINTS-2; 351 indices[5*4*NPHI +5 +2] = NPOINTS-1; 348 indices[5*4*NPHI +5 +2] = NPOINTS-1; 352 indices[5*4*NPHI +5 +3] = 1; 349 indices[5*4*NPHI +5 +3] = 1; 353 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDE 350 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDEX; 354 } 351 } 355 else { 352 else { 356 // the odd side 353 // the odd side 357 indices[5*4*NPHI +0] = SO_END_FACE_INDEX; 354 indices[5*4*NPHI +0] = SO_END_FACE_INDEX; 358 indices[5*4*NPHI +1] = SO_END_FACE_INDEX; 355 indices[5*4*NPHI +1] = SO_END_FACE_INDEX; 359 indices[5*4*NPHI +2] = SO_END_FACE_INDEX; 356 indices[5*4*NPHI +2] = SO_END_FACE_INDEX; 360 indices[5*4*NPHI +3] = SO_END_FACE_INDEX; 357 indices[5*4*NPHI +3] = SO_END_FACE_INDEX; 361 indices[5*4*NPHI +4] = SO_END_FACE_INDEX; 358 indices[5*4*NPHI +4] = SO_END_FACE_INDEX; 362 // aother odd side 359 // aother odd side 363 indices[5*4*NPHI +5 +0] = SO_END_FACE_INDE 360 indices[5*4*NPHI +5 +0] = SO_END_FACE_INDEX; 364 indices[5*4*NPHI +5 +1] = SO_END_FACE_INDE 361 indices[5*4*NPHI +5 +1] = SO_END_FACE_INDEX; 365 indices[5*4*NPHI +5 +2] = SO_END_FACE_INDE 362 indices[5*4*NPHI +5 +2] = SO_END_FACE_INDEX; 366 indices[5*4*NPHI +5 +3] = SO_END_FACE_INDE 363 indices[5*4*NPHI +5 +3] = SO_END_FACE_INDEX; 367 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDE 364 indices[5*4*NPHI +5 +4] = SO_END_FACE_INDEX; 368 } 365 } 369 // The outer surface 366 // The outer surface 370 DeltaPhi = pDPhi.getValue()/NPHI, phi = pSPh 367 DeltaPhi = pDPhi.getValue()/NPHI, phi = pSPhi.getValue(); 371 for (i = 0; i<=NPHI; i++) { 368 for (i = 0; i<=NPHI; i++) { 372 points[2*i+0][0] = pRMax.getValue()*FCOS(p 369 points[2*i+0][0] = pRMax.getValue()*FCOS(phi); 373 points[2*i+0][1]= pRMax.getValue()*FSIN(ph 370 points[2*i+0][1]= pRMax.getValue()*FSIN(phi); 374 points[2*i+0][2] = +pDz.getValue(); 371 points[2*i+0][2] = +pDz.getValue(); 375 372 376 points[2*i+1][0] = pRMax.getValue()*FCOS(p 373 points[2*i+1][0] = pRMax.getValue()*FCOS(phi); 377 points[2*i+1][1]= pRMax.getValue()*FSIN(ph 374 points[2*i+1][1]= pRMax.getValue()*FSIN(phi); 378 points[2*i+1][2] = -pDz.getValue(); 375 points[2*i+1][2] = -pDz.getValue(); 379 376 380 pp = phi+DeltaPhi/2.0; 377 pp = phi+DeltaPhi/2.0; 381 if (i!=NPHI) { 378 if (i!=NPHI) { 382 normals[i][0] = FCOS(pp); 379 normals[i][0] = FCOS(pp); 383 normals[i][1] = FSIN(pp); 380 normals[i][1] = FSIN(pp); 384 normals[i][2] = 0; 381 normals[i][2] = 0; 385 } 382 } 386 phi+=DeltaPhi; 383 phi+=DeltaPhi; 387 } 384 } 388 // The inner surface 385 // The inner surface 389 phi = pSPhi.getValue() + pDPhi.getValue(); 386 phi = pSPhi.getValue() + pDPhi.getValue(); 390 for (i = 0; i<=NPHI; i++) { 387 for (i = 0; i<=NPHI; i++) { 391 points[2*NPHI+2+2*i+0][0] = pRMin.getValue 388 points[2*NPHI+2+2*i+0][0] = pRMin.getValue()*FCOS(phi); 392 points[2*NPHI+2+2*i+0][1] = pRMin.getValue 389 points[2*NPHI+2+2*i+0][1] = pRMin.getValue()*FSIN(phi); 393 points[2*NPHI+2+2*i+0][2] = +pDz.getValue( 390 points[2*NPHI+2+2*i+0][2] = +pDz.getValue(); 394 points[2*NPHI+2+2*i+1][0] = pRMin.getValue 391 points[2*NPHI+2+2*i+1][0] = pRMin.getValue()*FCOS(phi); 395 points[2*NPHI+2+2*i+1][1] = pRMin.getValue 392 points[2*NPHI+2+2*i+1][1] = pRMin.getValue()*FSIN(phi); 396 points[2*NPHI+2+2*i+1][2] = -pDz.getValue( 393 points[2*NPHI+2+2*i+1][2] = -pDz.getValue(); 397 pp = phi-DeltaPhi/2.0; 394 pp = phi-DeltaPhi/2.0; 398 if (i!=NPHI) { 395 if (i!=NPHI) { 399 normals[NPHI+i][0] = -FCOS(pp); 396 normals[NPHI+i][0] = -FCOS(pp); 400 normals[NPHI+i][1] = -FSIN(pp); 397 normals[NPHI+i][1] = -FSIN(pp); 401 normals[NPHI+i][2] = 0; 398 normals[NPHI+i][2] = 0; 402 } 399 } 403 phi-=DeltaPhi; 400 phi-=DeltaPhi; 404 } 401 } 405 // The top side 402 // The top side 406 for (i=0;i<NPHI;i++) { 403 for (i=0;i<NPHI;i++) { 407 normals[2*NPHI+i][0]=normals[2*NPHI+i][1]= 404 normals[2*NPHI+i][0]=normals[2*NPHI+i][1]=0; 408 normals[2*NPHI+i][2]= 1.0; 405 normals[2*NPHI+i][2]= 1.0; 409 } 406 } 410 // The bottom side 407 // The bottom side 411 for (i=0;i<NPHI;i++) { 408 for (i=0;i<NPHI;i++) { 412 normals[3*NPHI+i][0]=normals[3*NPHI+i][1]= 409 normals[3*NPHI+i][0]=normals[3*NPHI+i][1]=0; 413 normals[3*NPHI+i][2]= -1.0; 410 normals[3*NPHI+i][2]= -1.0; 414 } 411 } 415 // The odd side 412 // The odd side 416 phi = pSPhi.getValue(); 413 phi = pSPhi.getValue(); 417 normals[4*NPHI+0][0]= FSIN(phi); 414 normals[4*NPHI+0][0]= FSIN(phi); 418 normals[4*NPHI+0][1]= -FCOS(phi); 415 normals[4*NPHI+0][1]= -FCOS(phi); 419 normals[4*NPHI+0][2]=0; 416 normals[4*NPHI+0][2]=0; 420 417 421 // Another odd side 418 // Another odd side 422 phi = pSPhi.getValue()+pDPhi.getValue(); 419 phi = pSPhi.getValue()+pDPhi.getValue(); 423 normals[4*NPHI+1][0]= -FSIN(phi); 420 normals[4*NPHI+1][0]= -FSIN(phi); 424 normals[4*NPHI+1][1]= +FCOS(phi); 421 normals[4*NPHI+1][1]= +FCOS(phi); 425 normals[4*NPHI+1][2]=0; 422 normals[4*NPHI+1][2]=0; 426 423 427 for (int np=0;np<NPOINTS; np++) theCoordinat 424 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-> 425 for (int ni=0;ni<NINDICES;ni++) theFaceSet->coordIndex.set1Value(ni,indices[ni]); 429 for (int nf=0;nf<NFACES;nf++) theNormals->ve 426 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 427 theNormalBinding->value=SoNormalBinding::PER_FACE; 431 } 428 } 432 429 433 // generateChildren 430 // generateChildren 434 void SoTubs::generateChildren() { 431 void SoTubs::generateChildren() { 435 432 436 // This routines creates one SoSeparator, on 433 // This routines creates one SoSeparator, one SoCoordinate3, and 437 // one SoLineSet, and puts it in the child l 434 // one SoLineSet, and puts it in the child list. This is done only 438 // once, whereas redrawing the position of t 435 // once, whereas redrawing the position of the coordinates occurs each 439 // time an update is necessary, in the updat 436 // time an update is necessary, in the updateChildren routine. 440 437 441 assert(children->getLength() ==0); 438 assert(children->getLength() ==0); 442 SoSeparator *sep = new SoS 439 SoSeparator *sep = new SoSeparator(); 443 SoCoordinate3 *theCoordinates = new SoC 440 SoCoordinate3 *theCoordinates = new SoCoordinate3(); 444 SoNormal *theNormals = new SoN 441 SoNormal *theNormals = new SoNormal(); 445 SoNormalBinding *theNormalBinding = new SoN 442 SoNormalBinding *theNormalBinding = new SoNormalBinding(); 446 SoIndexedFaceSet *theFaceSet = new SoI 443 SoIndexedFaceSet *theFaceSet = new SoIndexedFaceSet(); 447 // 444 // 448 // This line costs some in render quality! b 445 // This line costs some in render quality! but gives speed. 449 // 446 // 450 sep->addChild(theCoordinates); 447 sep->addChild(theCoordinates); 451 sep->addChild(theNormals); 448 sep->addChild(theNormals); 452 sep->addChild(theNormalBinding); 449 sep->addChild(theNormalBinding); 453 sep->addChild(theFaceSet); 450 sep->addChild(theFaceSet); 454 children->append(sep); 451 children->append(sep); 455 } 452 } 456 453 457 // generateAlternateRep 454 // generateAlternateRep 458 void SoTubs::generateAlternateRep() { 455 void SoTubs::generateAlternateRep() { 459 456 460 // This routine sets the alternate represent 457 // This routine sets the alternate representation to the child 461 // list of this mode. 458 // list of this mode. 462 459 463 if (children->getLength() == 0) generateChil 460 if (children->getLength() == 0) generateChildren(); 464 updateChildren(); 461 updateChildren(); 465 alternateRep.setValue((SoSeparator *) ( *ch 462 alternateRep.setValue((SoSeparator *) ( *children)[0]); 466 } 463 } 467 464 468 // clearAlternateRep 465 // clearAlternateRep 469 void SoTubs::clearAlternateRep() { 466 void SoTubs::clearAlternateRep() { 470 alternateRep.setValue(NULL); 467 alternateRep.setValue(NULL); 471 } 468 } >> 469 >> 470 #endif 472 471