1 // VISU OBJECT : interactive object for VISU entities implementation
3 // Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
23 // File: VISU_PipeLine.cxx
24 // Author: Alexey PETROV
28 #include "VISU_CutPlanesPL.hxx"
29 #include "VISU_PipeLineUtils.hxx"
30 #include "VTKViewer_GeometryFilter.h"
32 #include <vtkAppendPolyData.h>
33 #include <vtkCutter.h>
38 static float EPS = 1.0E-3;
40 vtkStandardNewMacro(VISU_CutPlanesPL);
42 VISU_CutPlanesPL::VISU_CutPlanesPL(){
43 myAppendPolyData = vtkAppendPolyData::New();
44 myIsShrinkable = false;
47 VISU_CutPlanesPL::~VISU_CutPlanesPL(){
48 myAppendPolyData->Delete();
51 void VISU_CutPlanesPL::ShallowCopy(VISU_PipeLine *thePipeLine){
52 VISU_ScalarMapPL::ShallowCopy(thePipeLine);
53 if(VISU_CutPlanesPL *aPipeLine = dynamic_cast<VISU_CutPlanesPL*>(thePipeLine)){
54 SetOrientation(aPipeLine->GetPlaneOrientation(),
55 aPipeLine->GetRotateX(),aPipeLine->GetRotateY());
56 SetDisplacement(aPipeLine->GetDisplacement());
57 SetNbParts(aPipeLine->GetNbParts());
58 for (int i = 0, iend = GetNbParts(); i < iend; i++)
59 if(!aPipeLine->IsPartDefault(i)) SetPartPosition(i, aPipeLine->GetPartPosition(i));
63 void VISU_CutPlanesPL::Init(){
64 VISU_ScalarMapPL::Init();
68 myDisplacement[0] = 0.5;
69 myAng[0][0] = myAng[0][1] = myAng[0][2] = 0.0;
72 VISU_ScalarMapPL::THook* VISU_CutPlanesPL::DoHook(){
73 return myAppendPolyData->GetOutput();
76 void VISU_CutPlanesPL::Update(){
77 ClearAppendPolyData(myAppendPolyData);
80 GetDir(aDir,myAng[0],myBasePlane[0]);
82 GetInput2()->GetBounds(aBounds);
83 vtkDataSet* aDataSet = myFieldTransform->GetUnstructuredGridOutput();
84 CutWithPlanes(myAppendPolyData,aDataSet,myNbParts,aDir,aBounds,
85 myPartPosition,myPartCondition,myDisplacement[0]);
87 VISU_ScalarMapPL::Update();
90 void VISU_CutPlanesPL::SetPartPosition(int theNum){
91 for(int i = 0; i < myNbParts; i++)
92 myPartPosition[i] = GetPartPosition(i,theNum);
95 void VISU_CutPlanesPL::ClearAppendPolyData(vtkAppendPolyData *theAppendPolyData){
96 int iEnd = theAppendPolyData->GetNumberOfInputs();
97 for(int i = iEnd-1; i >= 0; i--)
98 theAppendPolyData->RemoveInput(theAppendPolyData->GetInput(i));
101 float* VISU_CutPlanesPL::GetRx(float theRx[3][3], float thaAng){
102 theRx[0][0] = 1.0; theRx[0][1] = 0.0; theRx[0][2] = 0.0;
103 theRx[1][0] = 0.0; theRx[1][1] = cos(thaAng); theRx[1][2] = -sin(thaAng);
104 theRx[2][0] = 0.0; theRx[2][1] = sin(thaAng); theRx[2][2] = cos(thaAng);
109 float* VISU_CutPlanesPL::GetRy(float theRy[3][3], float thaAng){
110 theRy[0][0] = cos(thaAng); theRy[0][1] = 0.0; theRy[0][2] = sin(thaAng);
111 theRy[1][0] = 0.0; theRy[1][1] = 1.0; theRy[1][2] = 0.0;
112 theRy[2][0] = -sin(thaAng); theRy[2][1] = 0.0; theRy[2][2] = cos(thaAng);
117 float* VISU_CutPlanesPL::GetRz(float theRz[3][3], float thaAng){
118 theRz[0][0] = cos(thaAng); theRz[0][1] = -sin(thaAng); theRz[0][2] = 0.0;
119 theRz[1][0] = sin(thaAng); theRz[1][1] = cos(thaAng); theRz[1][2] = 0.0;
120 theRz[2][0] = 0.0; theRz[2][1] = 0.0; theRz[2][2] = 1.0;
125 void VISU_CutPlanesPL::CorrectPnt(float thePnt[3], const float BoundPrj[6]){
126 for(int i = 0, j = 0; i < 3; ++i, j=2*i){
127 if(thePnt[i] < BoundPrj[j]) thePnt[i] = BoundPrj[j];
128 if(thePnt[i] > BoundPrj[j+1]) thePnt[i] = BoundPrj[j+1];
132 void VISU_CutPlanesPL::GetBoundProject(float BoundPrj[3], const float BoundBox[6], const float Dir[3]){
133 float BoundPoints[8][3] = { {BoundBox[0],BoundBox[2],BoundBox[4]},
134 {BoundBox[1],BoundBox[2],BoundBox[4]},
135 {BoundBox[0],BoundBox[3],BoundBox[4]},
136 {BoundBox[1],BoundBox[3],BoundBox[4]},
137 {BoundBox[0],BoundBox[2],BoundBox[5]},
138 {BoundBox[1],BoundBox[2],BoundBox[5]},
139 {BoundBox[0],BoundBox[3],BoundBox[5]},
140 {BoundBox[1],BoundBox[3],BoundBox[5]}};
141 BoundPrj[0] = vtkMath::Dot(Dir,BoundPoints[0]), BoundPrj[1] = BoundPrj[0];
142 for(int i = 1; i < 8; i++){
143 float tmp = vtkMath::Dot(Dir,BoundPoints[i]);
144 if(BoundPrj[1] < tmp) BoundPrj[1] = tmp;
145 if(BoundPrj[0] > tmp) BoundPrj[0] = tmp;
147 BoundPrj[2] = BoundPrj[1] - BoundPrj[0];
148 BoundPrj[1] = BoundPrj[0] + (1.0 - EPS)*BoundPrj[2];
149 BoundPrj[0] = BoundPrj[0] + EPS*BoundPrj[2];
150 BoundPrj[2] = BoundPrj[1] - BoundPrj[0];
154 void VISU_CutPlanesPL::SetOrientation(const VISU_CutPlanesPL::PlaneOrientation& theOrient,
155 float theXAng, float theYAng, int theNum)
157 myBasePlane[theNum] = theOrient;
158 switch(myBasePlane[theNum]){
159 case XY: myAng[theNum][0] = theXAng; break;
160 case YZ: myAng[theNum][1] = theXAng; break;
161 case ZX: myAng[theNum][2] = theXAng; break;
163 switch(myBasePlane[theNum]){
164 case XY: myAng[theNum][1] = theYAng; break;
165 case YZ: myAng[theNum][2] = theYAng; break;
166 case ZX: myAng[theNum][0] = theYAng; break;
171 const VISU_CutPlanesPL::PlaneOrientation& VISU_CutPlanesPL::GetPlaneOrientation(int theNum){
172 return myBasePlane[theNum];
175 float VISU_CutPlanesPL::GetRotateX(int theNum){
176 switch(myBasePlane[theNum]){
177 case XY: return myAng[theNum][0];
178 case YZ: return myAng[theNum][1];
179 case ZX: return myAng[theNum][2];
184 float VISU_CutPlanesPL::GetRotateY(int theNum){
185 switch(myBasePlane[theNum]){
186 case XY: return myAng[theNum][1];
187 case YZ: return myAng[theNum][2];
188 case ZX: return myAng[theNum][0];
194 void VISU_CutPlanesPL::SetNbParts(int theNb) {
196 myPartPosition.resize(myNbParts);
197 myPartCondition.resize(myNbParts,1);
202 void VISU_CutPlanesPL::SetPartPosition(int thePartNumber, float thePartPosition){
203 if(thePartNumber >= myNbParts) return;
204 myPartPosition[thePartNumber] = thePartPosition;
205 myPartCondition[thePartNumber] = 0;
208 float VISU_CutPlanesPL::GetPartPosition(int thePartNumber, int theNum){
209 if(thePartNumber >= myNbParts) return 0;
210 float aPosition = myPartPosition[thePartNumber];
211 if(myPartCondition[thePartNumber]){
212 float aDir[3], aBounds[6], aBoundPrj[3];
213 GetInput2()->GetBounds(aBounds);
214 GetDir(aDir,myAng[theNum],myBasePlane[theNum]);
215 GetBoundProject(aBoundPrj,aBounds,aDir);
217 float aDBoundPrj = aBoundPrj[2]/(myNbParts - 1);
218 float aDisplacement = aDBoundPrj * myDisplacement[theNum];
219 float aStartPosition = aBoundPrj[0] - 0.5*aDBoundPrj + aDisplacement;
220 aPosition = aStartPosition + thePartNumber*aDBoundPrj;
222 aPosition = aBoundPrj[0] + aBoundPrj[2]*myDisplacement[theNum];
228 void VISU_CutPlanesPL::SetPartDefault(int thePartNumber){
229 if(thePartNumber >= myNbParts) return;
230 myPartPosition[thePartNumber] = GetPartPosition(thePartNumber);
231 myPartCondition[thePartNumber] = 1;
234 int VISU_CutPlanesPL::IsPartDefault(int thePartNumber){
235 if(thePartNumber >= myNbParts) return 1;
236 return myPartCondition[thePartNumber];
240 void VISU_CutPlanesPL::GetDir(float theDir[3],
241 const float theAng[3],
242 const PlaneOrientation& theBasePlane)
245 float aRx[3][3], aRy[3][3], aRz[3][3], aRotation[3][3];
246 switch(theBasePlane){
248 if(fabs(theAng[0]) > EPS) GetRx(aRx,theAng[0]); else vtkMath::Identity3x3(aRx);
249 if(fabs(theAng[1]) > EPS) GetRy(aRy,theAng[1]); else vtkMath::Identity3x3(aRy);
250 vtkMath::Multiply3x3(aRx,aRy,aRotation);
254 if(fabs(theAng[1]) > EPS) GetRy(aRy,theAng[1]); else vtkMath::Identity3x3(aRy);
255 if(fabs(theAng[2]) > EPS) GetRz(aRz,theAng[2]); else vtkMath::Identity3x3(aRz);
256 vtkMath::Multiply3x3(aRy,aRz,aRotation);
260 if(fabs(theAng[2]) > EPS) GetRz(aRz,theAng[2]); else vtkMath::Identity3x3(aRz);
261 if(fabs(theAng[0]) > EPS) GetRx(aRx,theAng[0]); else vtkMath::Identity3x3(aRx);
262 vtkMath::Multiply3x3(aRz,aRx,aRotation);
266 for(int i = 0; i < 3; i++)
267 theDir[i] = aRotation[i][iPlane];
271 void VISU_CutPlanesPL::CutWithPlane(vtkAppendPolyData* theAppendPolyData,
272 vtkDataSet* theDataSet,
273 float theDir[3], float theOrig[3])
275 vtkCutter *aCutPlane = vtkCutter::New();
276 aCutPlane->SetInput(theDataSet);
277 vtkPlane *aPlane = vtkPlane::New();
278 aPlane->SetOrigin(theOrig);
280 aPlane->SetNormal(theDir);
281 aCutPlane->SetCutFunction(aPlane);
283 theAppendPolyData->AddInput(aCutPlane->GetOutput());
284 aCutPlane->Register(theAppendPolyData);
289 void VISU_CutPlanesPL::CutWithPlanes(vtkAppendPolyData* theAppendPolyData, vtkDataSet* theDataSet,
290 int theNbPlanes, float theDir[3], float theBounds[6],
291 const vector<float>& thePlanePosition,
292 const vector<int>& thePlaneCondition,
293 float theDisplacement)
295 float aBoundPrj[3], aOrig[3], aPosition;
296 GetBoundProject(aBoundPrj, theBounds, theDir);
298 float aDBoundPrj = aBoundPrj[2]/(theNbPlanes - 1);
299 float aDisplacement = aDBoundPrj*theDisplacement;
300 float aStartPosition = aBoundPrj[0] - 0.5*aDBoundPrj + aDisplacement;
301 for (int i = 0; i < theNbPlanes; i++){
302 aPosition = aStartPosition + i*aDBoundPrj;
303 if(thePlaneCondition[i]){
304 aPosition = aStartPosition + i*aDBoundPrj;
306 aPosition = thePlanePosition[i];
307 VISU::Mul(theDir,aPosition,aOrig);
308 CutWithPlane(theAppendPolyData,theDataSet,theDir,aOrig);
311 if(thePlaneCondition[0])
312 aPosition = aBoundPrj[0] + aBoundPrj[2]*theDisplacement;
314 aPosition = thePlanePosition[0];
315 VISU::Mul(theDir,aPosition,aOrig);
316 CutWithPlane(theAppendPolyData,theDataSet,theDir,aOrig);
318 vtkPolyData *aPolyData = theAppendPolyData->GetOutput();
320 theAppendPolyData->Update();