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Charles PIGNEROL
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Version 5.10.0. vtkViewCubeActor class: new algorithm for highlighting the face hovered by the mouse pointer.
1 parent 116dcd1 commit e827e97

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4 files changed

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-47
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4 files changed

+67
-47
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‎cmake/version.cmake

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -3,7 +3,7 @@
33
#
44

55
set (VTK_CONTRIB_MAJOR_VERSION "5")
6-
set (VTK_CONTRIB_MINOR_VERSION "9")
6+
set (VTK_CONTRIB_MINOR_VERSION "10")
77
set (VTK_CONTRIB_RELEASE_VERSION "0")
88
set (VTK_CONTRIB_VERSION ${VTK_CONTRIB_MAJOR_VERSION}.${VTK_CONTRIB_MINOR_VERSION}.${VTK_CONTRIB_RELEASE_VERSION})
99

‎src/VtkContrib/public/VtkContrib/vtkViewCubeActor.h

Lines changed: 8 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -9,6 +9,7 @@
99
#include <vtkPropAssembly.h>
1010
#include <vtkActor.h>
1111
#include <vtkDoubleArray.h>
12+
#include <vtkUnsignedCharArray.h>
1213
#include <vtkPolyData.h>
1314
#include <vtkPolyDataMapper.h>
1415
#include <vtkCellPicker.h>
@@ -89,7 +90,7 @@ class vtkViewCubeActor : public vtkPropAssembly
8990
virtual void PickCallback (int x, int y);
9091

9192
/**
92-
* Regarde si une face du cube est pointée aux coordonnées transmises et, le cas échéant, met cette face en surbrillance. Annule ue éventuelle surbrillance antérieure d'une autre face.
93+
* Regarde si une face du cube est pointée aux coordonnées transmises et, le cas échéant, met cette face en surbrillance. Annule une éventuelle surbrillance antérieure d'une autre face.
9394
*/
9495
virtual void HighlightCallback (int x, int y);
9596

@@ -116,9 +117,9 @@ class vtkViewCubeActor : public vtkPropAssembly
116117
vtkRenderer *Renderer, *DrivenRenderer;
117118

118119
/** Le "cube". */
119-
vtkSmartPointer<vtkPolyData> CubePolyData, HighlightPolyData;
120-
vtkSmartPointer<vtkActor> CubeActor, HighlightActor;
121-
vtkSmartPointer<vtkPolyDataMapper> CubePolyDataMapper, HighlightPolyDataMapper;
120+
vtkSmartPointer<vtkPolyData> CubePolyData;
121+
vtkSmartPointer<vtkActor> CubeActor;
122+
vtkSmartPointer<vtkPolyDataMapper> CubePolyDataMapper;
122123

123124
/** Le picking sur les faces du ViewCube. */
124125
vtkSmartPointer<vtkCellPicker> CellPicker;
@@ -130,6 +131,9 @@ class vtkViewCubeActor : public vtkPropAssembly
130131
vtkSmartPointer<vtkVectorText> XPlusVectorText, XMinusVectorText, YPlusVectorText, YMinusVectorText, ZPlusVectorText, ZMinusVectorText;
131132
vtkSmartPointer<vtkActor> XPlusActor, XMinusActor, YPlusActor, YMinusActor, ZPlusActor, ZMinusActor;
132133

134+
/** Les couleurs des faces du cube : grises, sauf celle pointée par la souris (rouge). */
135+
vtkSmartPointer<vtkUnsignedCharArray> ColorsVectors;
136+
133137
/** Les vecteurs "orientation vers le haut". */
134138
vtkSmartPointer<vtkDoubleArray> ViewUpVectors;
135139

‎src/VtkContrib/vtkViewCubeActor.cpp

Lines changed: 52 additions & 42 deletions
Original file line numberDiff line numberDiff line change
@@ -170,11 +170,15 @@ void vtkViewCubeActorHighlightCallback::Execute (vtkObject* caller, unsigned lon
170170

171171
// ====================================== LA CLASSE vtkViewCubeActor ======================================
172172

173+
// Couleur des faces du cube : gris clair.
174+
static const unsigned char gray = (unsigned char)(3. * 255. / 4.);
175+
176+
173177
vtkViewCubeActor::vtkViewCubeActor ( )
174-
: vtkPropAssembly ( ), Renderer (0), DrivenRenderer (0), CubePolyData ( ), HighlightPolyData ( ), CubeActor ( ), HighlightActor ( ), CubePolyDataMapper ( ), HighlightPolyDataMapper ( ),
178+
: vtkPropAssembly ( ), Renderer (0), DrivenRenderer (0), CubePolyData ( ), CubeActor ( ), CubePolyDataMapper ( ),
175179
CellPicker ( ), LastPickedFace ((unsigned char)-1), HighlightedFace ((unsigned char)-1),
176180
XPlusVectorText ( ), XMinusVectorText ( ), YPlusVectorText ( ), YMinusVectorText ( ), ZPlusVectorText ( ), ZMinusVectorText ( ),
177-
XPlusActor ( ), XMinusActor ( ), YPlusActor ( ), YMinusActor ( ), ZPlusActor ( ), ZMinusActor ( ), ViewUpVectors ( ),
181+
XPlusActor ( ), XMinusActor ( ), YPlusActor ( ), YMinusActor ( ), ZPlusActor ( ), ZMinusActor ( ), ColorsVectors ( ), ViewUpVectors ( ),
178182
Transform (0)
179183
{
180184
CubePolyData = vtkSmartPointer<vtkPolyData>::New ( );
@@ -185,16 +189,15 @@ vtkViewCubeActor::vtkViewCubeActor ( )
185189
assert (0 != CubeActor.Get ( ));
186190
assert (0 != CubePolyDataMapper.Get ( ));
187191
CubePolyData->Initialize ( );
188-
HighlightPolyData = vtkSmartPointer<vtkPolyData>::New ( );
189-
HighlightActor = vtkSmartPointer<vtkActor>::New ( );
190-
HighlightPolyDataMapper = vtkSmartPointer<vtkPolyDataMapper>::New ( );
191-
assert (0 != HighlightPolyData.Get ( ));
192-
assert (0 != HighlightActor.Get ( ));
193-
assert (0 != HighlightPolyDataMapper.Get ( ));
194-
HighlightPolyData->Initialize ( );
192+
// Les couleurs des faces du cube : grises, sauf celle pointée par la souris (rouge) :
193+
ColorsVectors = vtkSmartPointer<vtkUnsignedCharArray>::New ( );
194+
ColorsVectors->SetName ("Colors");
195+
ColorsVectors->SetNumberOfComponents (3);
196+
// Les directions vers le haut :
195197
ViewUpVectors = vtkSmartPointer<vtkDoubleArray>::New ( );
196198
ViewUpVectors->SetName ("ViewUp");
197199
ViewUpVectors->SetNumberOfComponents (3);
200+
// Les points du cube :
198201
vtkSmartPointer<vtkPoints> points = vtkSmartPointer<vtkPoints>::New ( );
199202
assert (0 != points.Get ( ));
200203
points->SetNumberOfPoints (24);
@@ -237,7 +240,6 @@ vtkViewCubeActor::vtkViewCubeActor ( )
237240
points->SetPoint (22, j2, j2, length);
238241
points->SetPoint (23, j1, j2, length);
239242
CubePolyData->SetPoints (points);
240-
HighlightPolyData->SetPoints (points);
241243

242244
vtkCellArray* cellArray = vtkCellArray::New ( );
243245
vtkIdTypeArray* idsArray = vtkIdTypeArray::New ( );
@@ -251,72 +253,97 @@ vtkViewCubeActor::vtkViewCubeActor ( )
251253
size_t pos = 0;
252254
cellsPtr [pos++] = 4; cellsPtr [pos++] = 0; cellsPtr [pos++] = 1; cellsPtr [pos++] = 2; cellsPtr [pos++] = 3; // Bas
253255
ViewUpVectors->InsertNextTuple3 (0., 0., 1.);
256+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
254257
cellsPtr [pos++] = 4; cellsPtr [pos++] = 4; cellsPtr [pos++] = 5; cellsPtr [pos++] = 6; cellsPtr [pos++] = 7; // Droite
255258
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
259+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
256260
cellsPtr [pos++] = 4; cellsPtr [pos++] = 8; cellsPtr [pos++] = 9; cellsPtr [pos++] = 10; cellsPtr [pos++] = 11; // Haut
257261
ViewUpVectors->InsertNextTuple3 (0., 0., 1.);
262+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
258263
cellsPtr [pos++] = 4; cellsPtr [pos++] = 15; cellsPtr [pos++] = 14; cellsPtr [pos++] = 13; cellsPtr [pos++] = 12; // Gauche
259264
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
265+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
260266
cellsPtr [pos++] = 4; cellsPtr [pos++] = 19; cellsPtr [pos++] = 18; cellsPtr [pos++] = 17; cellsPtr [pos++] = 16; // Arrière
261267
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
268+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
262269
cellsPtr [pos++] = 4; cellsPtr [pos++] = 20; cellsPtr [pos++] = 21; cellsPtr [pos++] = 22; cellsPtr [pos++] = 23; // Avant
263270
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
271+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
264272
cellsPtr [pos++] = 4; cellsPtr [pos++] = 16; cellsPtr [pos++] = 17; cellsPtr [pos++] = 1; cellsPtr [pos++] = 0; // Bas-Ar
265273
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
274+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
266275
cellsPtr [pos++] = 4; cellsPtr [pos++] = 1; cellsPtr [pos++] = 4; cellsPtr [pos++] = 7; cellsPtr [pos++] = 2; // Bas-D
267276
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
277+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
268278
cellsPtr [pos++] = 4; cellsPtr [pos++] = 3; cellsPtr [pos++] = 2; cellsPtr [pos++] = 21; cellsPtr [pos++] = 20; // Bas-Av
269279
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
280+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
270281
cellsPtr [pos++] = 4; cellsPtr [pos++] = 12; cellsPtr [pos++] = 0; cellsPtr [pos++] = 3; cellsPtr [pos++] = 15; // Bas-G
271282
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
283+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
272284
cellsPtr [pos++] = 4; cellsPtr [pos++] = 18; cellsPtr [pos++] = 19; cellsPtr [pos++] = 9; cellsPtr [pos++] = 8; // Haut-Ar
273285
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
286+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
274287
cellsPtr [pos++] = 4; cellsPtr [pos++] = 5; cellsPtr [pos++] = 8; cellsPtr [pos++] = 11; cellsPtr [pos++] = 6; // Haut-D
275288
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
289+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
276290
cellsPtr [pos++] = 4; cellsPtr [pos++] = 11; cellsPtr [pos++] = 10; cellsPtr [pos++] = 23; cellsPtr [pos++] = 22; // Haut-Av
277291
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
292+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
278293
cellsPtr [pos++] = 4; cellsPtr [pos++] = 9; cellsPtr [pos++] = 13; cellsPtr [pos++] = 14; cellsPtr [pos++] = 10; // Haut-G
279294
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
295+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
280296
cellsPtr [pos++] = 4; cellsPtr [pos++] = 18; cellsPtr [pos++] = 5; cellsPtr [pos++] = 4; cellsPtr [pos++] = 17; // Ar-D
281297
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
298+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
282299
cellsPtr [pos++] = 4; cellsPtr [pos++] = 7; cellsPtr [pos++] = 6; cellsPtr [pos++] = 22; cellsPtr [pos++] = 21; // Av-D
283300
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
301+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
284302
cellsPtr [pos++] = 4; cellsPtr [pos++] = 16; cellsPtr [pos++] = 12; cellsPtr [pos++] = 13; cellsPtr [pos++] = 19; // Ar-G
285303
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
304+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
286305
cellsPtr [pos++] = 4; cellsPtr [pos++] = 14; cellsPtr [pos++] = 15; cellsPtr [pos++] = 20; cellsPtr [pos++] = 23; // Av-G
287306
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
307+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
288308
cellsPtr [pos++] = 3; cellsPtr [pos++] = 10; cellsPtr [pos++] = 14; cellsPtr [pos++] = 23; // Av-H-G
289309
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
310+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
290311
cellsPtr [pos++] = 3; cellsPtr [pos++] = 22; cellsPtr [pos++] = 6; cellsPtr [pos++] = 11; // Av-H-D
291312
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
313+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
292314
cellsPtr [pos++] = 3; cellsPtr [pos++] = 3; cellsPtr [pos++] = 20; cellsPtr [pos++] = 15; // Av-B-G
293315
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
316+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
294317
cellsPtr [pos++] = 3; cellsPtr [pos++] = 2; cellsPtr [pos++] = 7; cellsPtr [pos++] = 21; // Av-B-D
295318
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
319+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
296320
cellsPtr [pos++] = 3; cellsPtr [pos++] = 19; cellsPtr [pos++] = 13; cellsPtr [pos++] = 9; // Ar-H-G
297321
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
322+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
298323
cellsPtr [pos++] = 3; cellsPtr [pos++] = 8; cellsPtr [pos++] = 5; cellsPtr [pos++] = 18; // Ar-H-D
299324
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
325+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
300326
cellsPtr [pos++] = 3; cellsPtr [pos++] = 12; cellsPtr [pos++] = 16; cellsPtr [pos++] = 0; // Ar-B-G
301327
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
328+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
302329
cellsPtr [pos++] = 3; cellsPtr [pos++] = 17; cellsPtr [pos++] = 4; cellsPtr [pos++] = 7; // Ar-B-D
303330
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
331+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
304332
cellArray->SetCells (6 + 12 + 8, idsArray);
305333
CubePolyData->SetPolys (cellArray);
334+
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
306335
idsArray->Delete ( ); idsArray = 0;
307336
cellArray->Delete ( ); cellArray = 0;
337+
308338
// points->Delete ( ); points = 0;
309339
CubePolyDataMapper->SetInputData (CubePolyData);
310-
CubePolyDataMapper->ScalarVisibilityOff ( );
340+
// CubePolyDataMapper->ScalarVisibilityOff ( );
341+
CubePolyDataMapper->ScalarVisibilityOn ( );
342+
CubePolyData->GetCellData ( )->SetScalars (ColorsVectors);
311343
CubeActor->SetMapper (CubePolyDataMapper);
312-
CubeActor->GetProperty ( )->SetColor (.75, .75, .75);
344+
// CubeActor->GetProperty ( )->SetColor (.75, .75, .75);
313345
CubeActor->PickableOn ( );
314346
AddPart (CubeActor);
315-
HighlightPolyDataMapper->SetInputData (HighlightPolyData);
316-
HighlightPolyDataMapper->ScalarVisibilityOff ( );
317-
HighlightActor->SetMapper (HighlightPolyDataMapper);
318-
HighlightActor->GetProperty ( )->SetColor (1., 0., 0.);
319-
HighlightActor->PickableOff ( );
320347

321348
XPlusVectorText = vtkSmartPointer<vtkVectorText>::New ( );
322349
XMinusVectorText = vtkSmartPointer<vtkVectorText>::New ( );
@@ -410,10 +437,10 @@ vtkViewCubeActor::vtkViewCubeActor ( )
410437

411438

412439
vtkViewCubeActor::vtkViewCubeActor (const vtkViewCubeActor&)
413-
: vtkPropAssembly ( ), Renderer (0), DrivenRenderer (0), CubePolyData ( ), HighlightPolyData ( ), CubeActor ( ), HighlightActor ( ), CubePolyDataMapper ( ), HighlightPolyDataMapper ( ),
440+
: vtkPropAssembly ( ), Renderer (0), DrivenRenderer (0), CubePolyData ( ), CubeActor ( ), CubePolyDataMapper ( ),
414441
CellPicker ( ), LastPickedFace ((unsigned char)-1), HighlightedFace ((unsigned char)-1),
415442
XPlusVectorText ( ), XMinusVectorText ( ), YPlusVectorText ( ), YMinusVectorText ( ), ZPlusVectorText ( ), ZMinusVectorText ( ),
416-
XPlusActor ( ), XMinusActor ( ), YPlusActor ( ), YMinusActor ( ), ZPlusActor ( ), ZMinusActor ( ),
443+
XPlusActor ( ), XMinusActor ( ), YPlusActor ( ), YMinusActor ( ), ZPlusActor ( ), ZMinusActor ( ), ColorsVectors ( ), ViewUpVectors ( ),
417444
Transform (0)
418445
{
419446
assert (0 && "vtkViewCubeActor copy constructor is not allowed.");
@@ -504,13 +531,11 @@ void vtkViewCubeActor::SetTransform (vtkTransform* transform)
504531
while (0 != (property = collection->GetNextProp ( )))
505532
{
506533
vtkActor* actor = vtkActor::SafeDownCast (property);
507-
if ((0 != actor) && (actor != HighlightActor))
534+
if (0 != actor)
508535
{
509536
actor->SetUserTransform (Transform);
510537
} // if (0 != actor)
511538
} // while (0 != (property = collection->GetNextProp ( )))
512-
if (0 != HighlightActor)
513-
HighlightActor->SetUserTransform (Transform);
514539
} // vtkViewCubeActor::SetTransform
515540

516541

@@ -612,40 +637,25 @@ void vtkViewCubeActor::HighlightCallback (int x, int y)
612637
if ((0 == CellPicker.Get ( )) || (0 == Renderer) || (0 == DrivenRenderer))
613638
return;
614639
assert (0 != CubePolyData.Get ( ));
615-
assert (0 != HighlightPolyData.Get ( ));
616-
assert (0 != HighlightActor.Get ( ));
617640

641+
CubePolyData->GetCellData ( )->SetActiveScalars ("Colors");
618642
if (0 != CellPicker->Pick (x, y, 0, Renderer))
619643
{
620644
if (HighlightedFace == CellPicker->GetCellId ( ))
621645
return;
622-
646+
623647
if ((unsigned char)-1 != HighlightedFace)
624648
{
625-
RemovePart (HighlightActor);
649+
ColorsVectors->SetTuple3 (HighlightedFace, gray, gray, gray);
626650
} // if ((unsigned char)-1 != HighlightedFace)
627651
HighlightedFace = CellPicker->GetCellId ( );
628-
vtkIdType npts = 0;
629-
vtkIdType* pts = 0;
630-
CubePolyData->GetCellPoints (CellPicker->GetCellId ( ), npts, pts);
631-
if (0 == HighlightPolyData->GetNumberOfCells ( ))
632-
{
633-
HighlightPolyData->Allocate (1);
634-
HighlightPolyData->InsertNextCell (VTK_POLYGON, npts, pts);
635-
} // if (0 == HighlightPolyData->GetNumberOfCells ( ))
636-
else
637-
{
638-
HighlightPolyData->ReplaceCell (0, npts, pts);
639-
HighlightPolyData->Modified ( );
640-
} // if (0 == HighlightPolyData->GetNumberOfCells ( ))
641-
642-
AddPart (HighlightActor);
652+
ColorsVectors->SetTuple3 (HighlightedFace, 255, 0, 0);
643653
} // if (0 != CellPicker->Pick (x, y, 0, Renderer))
644654
else
645655
{
646656
if ((unsigned char)-1 != HighlightedFace)
647657
{
648-
RemovePart (HighlightActor);
658+
ColorsVectors->SetTuple3 (HighlightedFace, gray, gray, gray);
649659
} // if ((unsigned char)-1 != HighlightedFace)
650660
HighlightedFace = (unsigned char)-1;
651661
} // else if (0 != CellPicker->Pick (x, y, 0, Renderer))

‎versions.txt

Lines changed: 6 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1,3 +1,9 @@
1+
Version 5.10.0 : 15/04/25
2+
================
3+
4+
Classe vtkViewCubeActor : nouvel algorithme de mise en surbrillance de la face survolée par le pointeur de la souris.
5+
6+
17
Version 5.9.0 : 11/04/25
28
===============
39

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