| 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: SoTrap.cc 66373 2012-12-18 09:41:34Z gcosmo $
28 // 29 //
29 /*-----------------------------HEPVis--------- 30 /*-----------------------------HEPVis----------------------------------------*/
30 /* 31 /* */
31 /* Node: SoTrap 32 /* Node: SoTrap */
32 /* Description: Represents the G4Trap Gea 33 /* Description: Represents the G4Trap Geant Geometry entity */
33 /* Author: Joe Boudreau Nov 11 1996 34 /* Author: Joe Boudreau Nov 11 1996 */
34 /* 35 /* */
35 /* 36 /* */
36 /*-------------------------------------------- 37 /*---------------------------------------------------------------------------*/
37 38
>> 39 #ifdef G4VIS_BUILD_OI_DRIVER
>> 40
38 // this : 41 // this :
39 #include "HEPVis/nodes/SoTrap.h" 42 #include "HEPVis/nodes/SoTrap.h"
40 43
41 #include <assert.h> 44 #include <assert.h>
42 #include <cmath> 45 #include <cmath>
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/actions/SoAction.h> 48 #include <Inventor/actions/SoAction.h>
46 #include <Inventor/fields/SoSFFloat.h> 49 #include <Inventor/fields/SoSFFloat.h>
47 #include <Inventor/misc/SoChildList.h> 50 #include <Inventor/misc/SoChildList.h>
48 #include <Inventor/nodes/SoSeparator.h> 51 #include <Inventor/nodes/SoSeparator.h>
49 #include <Inventor/nodes/SoIndexedFaceSet.h> 52 #include <Inventor/nodes/SoIndexedFaceSet.h>
50 #include <Inventor/nodes/SoNormal.h> 53 #include <Inventor/nodes/SoNormal.h>
51 #include <Inventor/nodes/SoCoordinate3.h> 54 #include <Inventor/nodes/SoCoordinate3.h>
52 #include <Inventor/nodes/SoNormalBinding.h> 55 #include <Inventor/nodes/SoNormalBinding.h>
53 #include <Inventor/SoPrimitiveVertex.h> 56 #include <Inventor/SoPrimitiveVertex.h>
54 #include <Inventor/elements/SoTextureCoordinat 57 #include <Inventor/elements/SoTextureCoordinateElement.h>
55 58
56 #include "HEPVis/SbMath.h" 59 #include "HEPVis/SbMath.h"
57 60
58 // This statement is required 61 // This statement is required
59 SO_NODE_SOURCE(SoTrap) 62 SO_NODE_SOURCE(SoTrap)
60 63
61 // Constructor 64 // Constructor
62 SoTrap::SoTrap() { 65 SoTrap::SoTrap() {
63 // This statement is required 66 // This statement is required
64 SO_NODE_CONSTRUCTOR(SoTrap); 67 SO_NODE_CONSTRUCTOR(SoTrap);
65 68
66 // Data fields are initialized like this: 69 // Data fields are initialized like this:
67 SO_NODE_ADD_FIELD(pDz, (1.0) 70 SO_NODE_ADD_FIELD(pDz, (1.0));
68 SO_NODE_ADD_FIELD(pTheta, (0.0) 71 SO_NODE_ADD_FIELD(pTheta, (0.0));
69 SO_NODE_ADD_FIELD(pPhi, (0.0) 72 SO_NODE_ADD_FIELD(pPhi, (0.0));
70 SO_NODE_ADD_FIELD(pDy1, (1.0) 73 SO_NODE_ADD_FIELD(pDy1, (1.0));
71 SO_NODE_ADD_FIELD(pDx1, (1.0) 74 SO_NODE_ADD_FIELD(pDx1, (1.0));
72 SO_NODE_ADD_FIELD(pDx2, (1.0) 75 SO_NODE_ADD_FIELD(pDx2, (1.0));
73 SO_NODE_ADD_FIELD(pDy2, (1.0) 76 SO_NODE_ADD_FIELD(pDy2, (1.0));
74 SO_NODE_ADD_FIELD(pDx3, (1.0) 77 SO_NODE_ADD_FIELD(pDx3, (1.0));
75 SO_NODE_ADD_FIELD(pDx4, (1.0) 78 SO_NODE_ADD_FIELD(pDx4, (1.0));
76 SO_NODE_ADD_FIELD(pAlp1, (0.0) 79 SO_NODE_ADD_FIELD(pAlp1, (0.0));
77 SO_NODE_ADD_FIELD(pAlp2, (0.0) 80 SO_NODE_ADD_FIELD(pAlp2, (0.0));
78 SO_NODE_ADD_FIELD(alternateRep, (NULL 81 SO_NODE_ADD_FIELD(alternateRep, (NULL));
79 children = new SoChildList(this); 82 children = new SoChildList(this);
80 } 83 }
81 84
82 // Destructor 85 // Destructor
83 SoTrap::~SoTrap() { 86 SoTrap::~SoTrap() {
84 delete children; 87 delete children;
85 } 88 }
86 89
87 90
88 // initClass 91 // initClass
89 void SoTrap::initClass(){ 92 void SoTrap::initClass(){
90 // This statement is required. 93 // This statement is required.
91 static bool first = true; << 94 SO_NODE_INIT_CLASS(SoTrap,SoShape,"Shape");
92 if (first) { <<
93 first = false; <<
94 SO_NODE_INIT_CLASS(SoTrap,SoShape,"Shape") <<
95 } <<
96 } 95 }
97 96
98 97
99 // generatePrimitives 98 // generatePrimitives
100 void SoTrap::generatePrimitives(SoAction *acti 99 void SoTrap::generatePrimitives(SoAction *action) {
101 // This variable is used to store each verte 100 // This variable is used to store each vertex
102 SoPrimitiveVertex pv; 101 SoPrimitiveVertex pv;
103 102
104 // Access the stat from the action 103 // Access the stat from the action
105 SoState *state = action->getState(); 104 SoState *state = action->getState();
106 105
107 // See if we have to use a texture coordinat 106 // See if we have to use a texture coordinate function,
108 // rather than generating explicit texture c 107 // rather than generating explicit texture coordinates.
109 SbBool useTexFunction= 108 SbBool useTexFunction=
110 (SoTextureCoordinateElement::getType(state 109 (SoTextureCoordinateElement::getType(state) ==
111 SoTextureCoordinateElement::FUNCTION); 110 SoTextureCoordinateElement::FUNCTION);
112 111
113 // If we need to generate texture coordinate 112 // If we need to generate texture coordinates with a function,
114 // we'll need an SoGLTextureCoordinateElemen 113 // we'll need an SoGLTextureCoordinateElement. Otherwise, we'll
115 // set up the coordinates directly. 114 // set up the coordinates directly.
116 const SoTextureCoordinateElement *tce = NULL 115 const SoTextureCoordinateElement *tce = NULL;
117 SbVec4f texCoord; 116 SbVec4f texCoord;
118 if (useTexFunction) { 117 if (useTexFunction) {
119 tce = SoTextureCoordinateElement::getInsta 118 tce = SoTextureCoordinateElement::getInstance(state);
120 } 119 }
121 else { 120 else {
122 texCoord[2] = 0.0; 121 texCoord[2] = 0.0;
123 texCoord[3] = 1.0; 122 texCoord[3] = 1.0;
124 } 123 }
125 SbVec3f point, normal; 124 SbVec3f point, normal;
126 125
127 126
128 ////////////////////////////////////////// 127 //////////////////////////////////////////
129 //---------------------------------------- 128 //----------------------------------------
130 #define GEN_VERTEX(pv,x,y,z,s,t,nx,ny,nz) \ 129 #define GEN_VERTEX(pv,x,y,z,s,t,nx,ny,nz) \
131 point.setValue(x,y,z); \ 130 point.setValue(x,y,z); \
132 normal.setValue(nx,ny,nz); \ 131 normal.setValue(nx,ny,nz); \
133 if (useTexFunction) { \ 132 if (useTexFunction) { \
134 texCoord=tce->get(point,normal); \ 133 texCoord=tce->get(point,normal); \
135 } \ 134 } \
136 else { \ 135 else { \
137 texCoord[0]=s; \ 136 texCoord[0]=s; \
138 texCoord[1]=t; \ 137 texCoord[1]=t; \
139 } \ 138 } \
140 pv.setPoint(point); \ 139 pv.setPoint(point); \
141 pv.setNormal(normal); \ 140 pv.setNormal(normal); \
142 pv.setTextureCoords(texCoord); \ 141 pv.setTextureCoords(texCoord); \
143 shapeVertex(&pv); 142 shapeVertex(&pv);
144 //---------------------------------------- 143 //----------------------------------------
145 ////////////////////////////////////////// 144 //////////////////////////////////////////
146 145
147 const int NPOINTS=8, NFACES=6, NINDICES = NF 146 const int NPOINTS=8, NFACES=6, NINDICES = NFACES*5;
148 int indices[NINDICES] = {3,2,1,0, SO_END_FAC 147 int indices[NINDICES] = {3,2,1,0, SO_END_FACE_INDEX, //z back.
149 4,5,6,7, SO_END_FACE_INDEX, //z fron 148 4,5,6,7, SO_END_FACE_INDEX, //z front.
150 0,1,5,4, SO_END_FACE_INDEX, //y up. 149 0,1,5,4, SO_END_FACE_INDEX, //y up.
151 1,2,6,5, SO_END_FACE_INDEX, //x left 150 1,2,6,5, SO_END_FACE_INDEX, //x left.
152 2,3,7,6, SO_END_FACE_INDEX, //y down 151 2,3,7,6, SO_END_FACE_INDEX, //y down.
153 3,0,4,7, SO_END_FACE_INDEX}; //x righ 152 3,0,4,7, SO_END_FACE_INDEX}; //x right.
154 153
155 // points for the eight vertices 154 // points for the eight vertices
156 float TthetaCphi = FTAN(pTheta.getValue())*F 155 float TthetaCphi = FTAN(pTheta.getValue())*FCOS(pPhi.getValue());
157 float TthetaSphi = FTAN(pTheta.getValue())*F 156 float TthetaSphi = FTAN(pTheta.getValue())*FSIN(pPhi.getValue());
158 float Talp1 = FTAN(pAlp1.getValue()); 157 float Talp1 = FTAN(pAlp1.getValue());
159 float Talp2 = FTAN(pAlp2.getValue()); 158 float Talp2 = FTAN(pAlp2.getValue());
160 159
161 float points[NPOINTS][3]; 160 float points[NPOINTS][3];
162 points[0][0] = pDx2.getValue()+pDy1.getValu 161 points[0][0] = pDx2.getValue()+pDy1.getValue()*Talp1;
163 points[0][1] = pDy1.getValue(); 162 points[0][1] = pDy1.getValue();
164 points[0][2] = -pDz.getValue(); 163 points[0][2] = -pDz.getValue();
165 164
166 points[1][0] = -pDx2.getValue()+pDy1.getValu 165 points[1][0] = -pDx2.getValue()+pDy1.getValue()*Talp1;
167 points[1][1] = pDy1.getValue(); 166 points[1][1] = pDy1.getValue();
168 points[1][2] = -pDz.getValue(); 167 points[1][2] = -pDz.getValue();
169 168
170 points[2][0] = -pDx1.getValue()-pDy1.getValu 169 points[2][0] = -pDx1.getValue()-pDy1.getValue()*Talp1;
171 points[2][1] = -pDy1.getValue(); 170 points[2][1] = -pDy1.getValue();
172 points[2][2] = -pDz.getValue(); 171 points[2][2] = -pDz.getValue();
173 172
174 points[3][0] = pDx1.getValue()-pDy1.getValu 173 points[3][0] = pDx1.getValue()-pDy1.getValue()*Talp1;
175 points[3][1] = -pDy1.getValue(); 174 points[3][1] = -pDy1.getValue();
176 points[3][2] = -pDz.getValue(); 175 points[3][2] = -pDz.getValue();
177 176
178 points[4][0] = pDx4.getValue()+pDy2.getValu 177 points[4][0] = pDx4.getValue()+pDy2.getValue()*Talp2;
179 points[4][1] = pDy2.getValue(); 178 points[4][1] = pDy2.getValue();
180 points[4][2] = pDz.getValue(); 179 points[4][2] = pDz.getValue();
181 180
182 points[5][0] = -pDx4.getValue()+pDy2.getValu 181 points[5][0] = -pDx4.getValue()+pDy2.getValue()*Talp2;
183 points[5][1] = pDy2.getValue(); 182 points[5][1] = pDy2.getValue();
184 points[5][2] = pDz.getValue(); 183 points[5][2] = pDz.getValue();
185 184
186 points[6][0] = -pDx3.getValue()-pDy2.getValu 185 points[6][0] = -pDx3.getValue()-pDy2.getValue()*Talp2;
187 points[6][1] = -pDy2.getValue(); 186 points[6][1] = -pDy2.getValue();
188 points[6][2] = pDz.getValue(); 187 points[6][2] = pDz.getValue();
189 188
190 points[7][0] = pDx3.getValue()-pDy2.getValu 189 points[7][0] = pDx3.getValue()-pDy2.getValue()*Talp2;
191 points[7][1] = -pDy2.getValue(); 190 points[7][1] = -pDy2.getValue();
192 points[7][2] = pDz.getValue(); 191 points[7][2] = pDz.getValue();
193 192
194 int i; 193 int i;
195 for (i=0;i<4;i++) { 194 for (i=0;i<4;i++) {
196 points[i][0] -= pDz.getValue()*TthetaCphi; 195 points[i][0] -= pDz.getValue()*TthetaCphi;
197 points[i][1] -= pDz.getValue()*TthetaSphi; 196 points[i][1] -= pDz.getValue()*TthetaSphi;
198 } 197 }
199 for (i=4;i<8;i++) { 198 for (i=4;i<8;i++) {
200 points[i][0] += pDz.getValue()*TthetaCphi; 199 points[i][0] += pDz.getValue()*TthetaCphi;
201 points[i][1] += pDz.getValue()*TthetaSphi; 200 points[i][1] += pDz.getValue()*TthetaSphi;
202 } 201 }
203 202
204 SbVec3f normals[NFACES]; 203 SbVec3f normals[NFACES];
205 int nf; 204 int nf;
206 for (nf=0;nf<NFACES;nf++) { 205 for (nf=0;nf<NFACES;nf++) {
207 int j0 = indices[5*nf + 0]; 206 int j0 = indices[5*nf + 0];
208 int j1 = indices[5*nf + 1]; 207 int j1 = indices[5*nf + 1];
209 int j2 = indices[5*nf + 2]; 208 int j2 = indices[5*nf + 2];
210 SbVec3f p0(points[j0][0],points[j0][1],poi 209 SbVec3f p0(points[j0][0],points[j0][1],points[j0][2]);
211 SbVec3f p1(points[j1][0],points[j1][1],poi 210 SbVec3f p1(points[j1][0],points[j1][1],points[j1][2]);
212 SbVec3f p2(points[j2][0],points[j2][1],poi 211 SbVec3f p2(points[j2][0],points[j2][1],points[j2][2]);
213 normals[nf] = (p1-p0).cross(p2-p0); 212 normals[nf] = (p1-p0).cross(p2-p0);
214 normals[nf].normalize(); 213 normals[nf].normalize();
215 } 214 }
216 215
217 float x,y,z; 216 float x,y,z;
218 int index; 217 int index;
219 for (nf=0;nf<NFACES;nf++) { 218 for (nf=0;nf<NFACES;nf++) {
220 beginShape(action,TRIANGLE_FAN); 219 beginShape(action,TRIANGLE_FAN);
221 index = indices[nf * 5]; 220 index = indices[nf * 5];
222 x = points[index][0]; 221 x = points[index][0];
223 y = points[index][1]; 222 y = points[index][1];
224 z = points[index][2]; 223 z = points[index][2];
225 GEN_VERTEX(pv,x,y,z,0.0,0.0,normals[nf][0] 224 GEN_VERTEX(pv,x,y,z,0.0,0.0,normals[nf][0],normals[nf][1],normals[nf][2]);
226 index = indices[nf * 5 + 1]; 225 index = indices[nf * 5 + 1];
227 x = points[index][0]; 226 x = points[index][0];
228 y = points[index][1]; 227 y = points[index][1];
229 z = points[index][2]; 228 z = points[index][2];
230 GEN_VERTEX(pv,x,y,z,0.0,0.0,normals[nf][0] 229 GEN_VERTEX(pv,x,y,z,0.0,0.0,normals[nf][0],normals[nf][1],normals[nf][2]);
231 index = indices[nf * 5 + 2]; 230 index = indices[nf * 5 + 2];
232 x = points[index][0]; 231 x = points[index][0];
233 y = points[index][1]; 232 y = points[index][1];
234 z = points[index][2]; 233 z = points[index][2];
235 GEN_VERTEX(pv,x,y,z,0.0,0.0,normals[nf][0] 234 GEN_VERTEX(pv,x,y,z,0.0,0.0,normals[nf][0],normals[nf][1],normals[nf][2]);
236 index = indices[nf * 5 + 3]; 235 index = indices[nf * 5 + 3];
237 x = points[index][0]; 236 x = points[index][0];
238 y = points[index][1]; 237 y = points[index][1];
239 z = points[index][2]; 238 z = points[index][2];
240 GEN_VERTEX(pv,x,y,z,0.0,0.0,normals[nf][0] 239 GEN_VERTEX(pv,x,y,z,0.0,0.0,normals[nf][0],normals[nf][1],normals[nf][2]);
241 endShape(); 240 endShape();
242 } 241 }
243 } 242 }
244 243
245 // getChildren 244 // getChildren
246 SoChildList *SoTrap::getChildren() const { 245 SoChildList *SoTrap::getChildren() const {
247 return children; 246 return children;
248 } 247 }
249 248
250 249
251 // computeBBox 250 // computeBBox
252 void SoTrap::computeBBox(SoAction *, SbBox3f & 251 void SoTrap::computeBBox(SoAction *, SbBox3f &box, SbVec3f ¢er ){
253 float pDx= pDx1.getValue(),pDy=pDy1.getValue 252 float pDx= pDx1.getValue(),pDy=pDy1.getValue();
254 253
255 if (pDx2.getValue() > pDx) pDx = pDx2.getVal 254 if (pDx2.getValue() > pDx) pDx = pDx2.getValue();
256 if (pDx3.getValue() > pDx) pDx = pDx3.getVal 255 if (pDx3.getValue() > pDx) pDx = pDx3.getValue();
257 if (pDx4.getValue() > pDx) pDx = pDx4.getVal 256 if (pDx4.getValue() > pDx) pDx = pDx4.getValue();
258 if (pDy2.getValue() > pDy) pDy = pDy2.getVal 257 if (pDy2.getValue() > pDy) pDy = pDy2.getValue();
259 float TthetaCphi = FTAN(pTheta.getValue())*F 258 float TthetaCphi = FTAN(pTheta.getValue())*FCOS(pPhi.getValue());
260 float TthetaSphi = FTAN(pTheta.getValue())*F 259 float TthetaSphi = FTAN(pTheta.getValue())*FSIN(pPhi.getValue());
261 float Xalp = FFABS(std::tan(pAlp1.getValue() 260 float Xalp = FFABS(std::tan(pAlp1.getValue())*pDy1.getValue());
262 float Xalp2 = FFABS(std::tan(pAlp2.getValue( 261 float Xalp2 = FFABS(std::tan(pAlp2.getValue())*pDy2.getValue());
263 if (Xalp< Xalp2) Xalp=Xalp2; 262 if (Xalp< Xalp2) Xalp=Xalp2;
264 pDx += FFABS(TthetaCphi*pDz.getValue()); 263 pDx += FFABS(TthetaCphi*pDz.getValue());
265 pDx += Xalp; 264 pDx += Xalp;
266 pDy += FFABS(TthetaSphi*pDz.getValue()); 265 pDy += FFABS(TthetaSphi*pDz.getValue());
267 266
268 267
269 center.setValue(0,0,0); 268 center.setValue(0,0,0);
270 box.setBounds(SbVec3f(-pDx,-pDy,-pDz.getValu 269 box.setBounds(SbVec3f(-pDx,-pDy,-pDz.getValue()),
271 SbVec3f( pDx, pDy, pDz.getValue())); 270 SbVec3f( pDx, pDy, pDz.getValue()));
272 } 271 }
273 272
274 273
275 274
276 275
277 // updateChildren 276 // updateChildren
278 void SoTrap::updateChildren() { 277 void SoTrap::updateChildren() {
279 278
280 279
281 // Redraw the G4Trap.... 280 // Redraw the G4Trap....
282 281
283 assert(children->getLength()==1); 282 assert(children->getLength()==1);
284 SoSeparator *sep = (SoS 283 SoSeparator *sep = (SoSeparator *) ( *children)[0];
285 SoCoordinate3 *theCoordinates = (SoC 284 SoCoordinate3 *theCoordinates = (SoCoordinate3 *) ( sep->getChild(0));
286 SoNormal *theNormals = (SoN 285 SoNormal *theNormals = (SoNormal *) ( sep->getChild(1));
287 SoNormalBinding *theNormalBinding = (SoN 286 SoNormalBinding *theNormalBinding = (SoNormalBinding *) ( sep->getChild(2));
288 SoIndexedFaceSet *theFaceSet = (SoI 287 SoIndexedFaceSet *theFaceSet = (SoIndexedFaceSet *) ( sep->getChild(3));
289 288
290 const int NPOINTS=8, NFACES=6, NINDICES = NF 289 const int NPOINTS=8, NFACES=6, NINDICES = NFACES*5;
291 float points[NPOINTS][3]; 290 float points[NPOINTS][3];
292 // Indices for the eight faces 291 // Indices for the eight faces
293 #ifdef INVENTOR2_0 292 #ifdef INVENTOR2_0
294 static long 293 static long
295 #else 294 #else
296 static int32_t 295 static int32_t
297 #endif 296 #endif
298 indices[NINDICES] = {3,2,1,0, SO_END_FACE_IN 297 indices[NINDICES] = {3,2,1,0, SO_END_FACE_INDEX, // bottom
299 4,5,6,7, SO_END_FACE_INDE 298 4,5,6,7, SO_END_FACE_INDEX, // top
300 0,1,5,4, SO_END_FACE_INDE 299 0,1,5,4, SO_END_FACE_INDEX,
301 1,2,6,5, SO_END_FACE_INDE 300 1,2,6,5, SO_END_FACE_INDEX,
302 2,3,7,6, SO_END_FACE_INDE 301 2,3,7,6, SO_END_FACE_INDEX,
303 3,0,4,7, SO_END_FACE_INDE 302 3,0,4,7, SO_END_FACE_INDEX};
304 303
305 304
306 // points for the eight vertices 305 // points for the eight vertices
307 float TthetaCphi = FTAN(pTheta.getValue())*F 306 float TthetaCphi = FTAN(pTheta.getValue())*FCOS(pPhi.getValue());
308 float TthetaSphi = FTAN(pTheta.getValue())*F 307 float TthetaSphi = FTAN(pTheta.getValue())*FSIN(pPhi.getValue());
309 float Talp1 = FTAN(pAlp1.getValue()); 308 float Talp1 = FTAN(pAlp1.getValue());
310 float Talp2 = FTAN(pAlp2.getValue()); 309 float Talp2 = FTAN(pAlp2.getValue());
311 310
312 points[0][0] = pDx2.getValue()+pDy1.getValu 311 points[0][0] = pDx2.getValue()+pDy1.getValue()*Talp1;
313 points[0][1] = pDy1.getValue(); 312 points[0][1] = pDy1.getValue();
314 points[0][2] = -pDz.getValue(); 313 points[0][2] = -pDz.getValue();
315 314
316 points[1][0] = -pDx2.getValue()+pDy1.getValu 315 points[1][0] = -pDx2.getValue()+pDy1.getValue()*Talp1;
317 points[1][1] = pDy1.getValue(); 316 points[1][1] = pDy1.getValue();
318 points[1][2] = -pDz.getValue(); 317 points[1][2] = -pDz.getValue();
319 318
320 points[2][0] = -pDx1.getValue()-pDy1.getValu 319 points[2][0] = -pDx1.getValue()-pDy1.getValue()*Talp1;
321 points[2][1] = -pDy1.getValue(); 320 points[2][1] = -pDy1.getValue();
322 points[2][2] = -pDz.getValue(); 321 points[2][2] = -pDz.getValue();
323 322
324 points[3][0] = pDx1.getValue()-pDy1.getValu 323 points[3][0] = pDx1.getValue()-pDy1.getValue()*Talp1;
325 points[3][1] = -pDy1.getValue(); 324 points[3][1] = -pDy1.getValue();
326 points[3][2] = -pDz.getValue(); 325 points[3][2] = -pDz.getValue();
327 326
328 points[4][0] = pDx4.getValue()+pDy2.getValu 327 points[4][0] = pDx4.getValue()+pDy2.getValue()*Talp2;
329 points[4][1] = pDy2.getValue(); 328 points[4][1] = pDy2.getValue();
330 points[4][2] = pDz.getValue(); 329 points[4][2] = pDz.getValue();
331 330
332 points[5][0] = -pDx4.getValue()+pDy2.getValu 331 points[5][0] = -pDx4.getValue()+pDy2.getValue()*Talp2;
333 points[5][1] = pDy2.getValue(); 332 points[5][1] = pDy2.getValue();
334 points[5][2] = pDz.getValue(); 333 points[5][2] = pDz.getValue();
335 334
336 points[6][0] = -pDx3.getValue()-pDy2.getValu 335 points[6][0] = -pDx3.getValue()-pDy2.getValue()*Talp2;
337 points[6][1] = -pDy2.getValue(); 336 points[6][1] = -pDy2.getValue();
338 points[6][2] = pDz.getValue(); 337 points[6][2] = pDz.getValue();
339 338
340 points[7][0] = pDx3.getValue()-pDy2.getValu 339 points[7][0] = pDx3.getValue()-pDy2.getValue()*Talp2;
341 points[7][1] = -pDy2.getValue(); 340 points[7][1] = -pDy2.getValue();
342 points[7][2] = pDz.getValue(); 341 points[7][2] = pDz.getValue();
343 342
344 int i; 343 int i;
345 for (i=0;i<4;i++) { 344 for (i=0;i<4;i++) {
346 points[i][0] -= pDz.getValue()*TthetaCphi; 345 points[i][0] -= pDz.getValue()*TthetaCphi;
347 points[i][1] -= pDz.getValue()*TthetaSphi; 346 points[i][1] -= pDz.getValue()*TthetaSphi;
348 } 347 }
349 for (i=4;i<8;i++) { 348 for (i=4;i<8;i++) {
350 points[i][0] += pDz.getValue()*TthetaCphi; 349 points[i][0] += pDz.getValue()*TthetaCphi;
351 points[i][1] += pDz.getValue()*TthetaSphi; 350 points[i][1] += pDz.getValue()*TthetaSphi;
352 } 351 }
353 352
354 for (int np=0;np<NPOINTS;np++) theCoordinate 353 for (int np=0;np<NPOINTS;np++) theCoordinates->point.set1Value(np,points[np][0],points[np][1],points[np][2]);
355 theFaceSet->coordIndex.setValues(0,NINDICES, 354 theFaceSet->coordIndex.setValues(0,NINDICES,indices);
356 theNormals->vector.deleteValues(0); 355 theNormals->vector.deleteValues(0);
357 theNormals->vector.insertSpace(0,6); 356 theNormals->vector.insertSpace(0,6);
358 for (int n=0;n<6;n++) { 357 for (int n=0;n<6;n++) {
359 int i0 = 5*n+0,i1=5*n+1,i2=5*n+2; 358 int i0 = 5*n+0,i1=5*n+1,i2=5*n+2;
360 int j0 = theFaceSet->coordIndex[i0]; 359 int j0 = theFaceSet->coordIndex[i0];
361 int j1 = theFaceSet->coordIndex[i1]; 360 int j1 = theFaceSet->coordIndex[i1];
362 int j2 = theFaceSet->coordIndex[i2]; 361 int j2 = theFaceSet->coordIndex[i2];
363 SbVec3f p0= theCoordinates->point[j0]; 362 SbVec3f p0= theCoordinates->point[j0];
364 SbVec3f p1= theCoordinates->point[j1]; 363 SbVec3f p1= theCoordinates->point[j1];
365 SbVec3f p2= theCoordinates->point[j2]; 364 SbVec3f p2= theCoordinates->point[j2];
366 SbVec3f normal = (p1-p0).cross(p2-p0); 365 SbVec3f normal = (p1-p0).cross(p2-p0);
367 normal.normalize(); 366 normal.normalize();
368 theNormals->vector.set1Value(n,normal); 367 theNormals->vector.set1Value(n,normal);
369 } 368 }
370 theNormalBinding->value=SoNormalBinding::PER 369 theNormalBinding->value=SoNormalBinding::PER_FACE;
371 } 370 }
372 371
373 // generateChildren 372 // generateChildren
374 void SoTrap::generateChildren() { 373 void SoTrap::generateChildren() {
375 374
376 // This routines creates one SoSeparator, on 375 // This routines creates one SoSeparator, one SoCoordinate3, and
377 // one SoLineSet, and puts it in the child l 376 // one SoLineSet, and puts it in the child list. This is done only
378 // once, whereas redrawing the position of t 377 // once, whereas redrawing the position of the coordinates occurs each
379 // time an update is necessary, in the updat 378 // time an update is necessary, in the updateChildren routine.
380 379
381 assert(children->getLength() ==0); 380 assert(children->getLength() ==0);
382 SoSeparator *sep = new SoS 381 SoSeparator *sep = new SoSeparator();
383 SoCoordinate3 *theCoordinates = new SoC 382 SoCoordinate3 *theCoordinates = new SoCoordinate3();
384 SoNormal *theNormals = new SoN 383 SoNormal *theNormals = new SoNormal();
385 SoNormalBinding *theNormalBinding = new SoN 384 SoNormalBinding *theNormalBinding = new SoNormalBinding();
386 SoIndexedFaceSet *theFaceSet = new SoI 385 SoIndexedFaceSet *theFaceSet = new SoIndexedFaceSet();
387 // 386 //
388 // This line costs some in render quality! b 387 // This line costs some in render quality! but gives speed.
389 // 388 //
390 sep->addChild(theCoordinates); 389 sep->addChild(theCoordinates);
391 sep->addChild(theNormals); 390 sep->addChild(theNormals);
392 sep->addChild(theNormalBinding); 391 sep->addChild(theNormalBinding);
393 sep->addChild(theFaceSet); 392 sep->addChild(theFaceSet);
394 children->append(sep); 393 children->append(sep);
395 } 394 }
396 395
397 // generateAlternateRep 396 // generateAlternateRep
398 void SoTrap::generateAlternateRep() { 397 void SoTrap::generateAlternateRep() {
399 398
400 // This routine sets the alternate represent 399 // This routine sets the alternate representation to the child
401 // list of this mode. 400 // list of this mode.
402 401
403 if (children->getLength() == 0) generateChil 402 if (children->getLength() == 0) generateChildren();
404 updateChildren(); 403 updateChildren();
405 alternateRep.setValue((SoSeparator *) ( *ch 404 alternateRep.setValue((SoSeparator *) ( *children)[0]);
406 } 405 }
407 406
408 // clearAlternateRep 407 // clearAlternateRep
409 void SoTrap::clearAlternateRep() { 408 void SoTrap::clearAlternateRep() {
410 alternateRep.setValue(NULL); 409 alternateRep.setValue(NULL);
411 } 410 }
>> 411
>> 412 #endif
412 413