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Apr 15, 2025
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Version 5.10.0. vtkViewCubeActor class: new algorithm for highlightin… #11

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2 changes: 1 addition & 1 deletion cmake/version.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,7 @@
#

set (VTK_CONTRIB_MAJOR_VERSION "5")
set (VTK_CONTRIB_MINOR_VERSION "9")
set (VTK_CONTRIB_MINOR_VERSION "10")
set (VTK_CONTRIB_RELEASE_VERSION "0")
set (VTK_CONTRIB_VERSION ${VTK_CONTRIB_MAJOR_VERSION}.${VTK_CONTRIB_MINOR_VERSION}.${VTK_CONTRIB_RELEASE_VERSION})

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12 changes: 8 additions & 4 deletions src/VtkContrib/public/VtkContrib/vtkViewCubeActor.h
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Expand Up @@ -9,6 +9,7 @@
#include <vtkPropAssembly.h>
#include <vtkActor.h>
#include <vtkDoubleArray.h>
#include <vtkUnsignedCharArray.h>
#include <vtkPolyData.h>
#include <vtkPolyDataMapper.h>
#include <vtkCellPicker.h>
Expand Down Expand Up @@ -89,7 +90,7 @@ class vtkViewCubeActor : public vtkPropAssembly
virtual void PickCallback (int x, int y);

/**
* 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.
* 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.
*/
virtual void HighlightCallback (int x, int y);

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

/** Le "cube". */
vtkSmartPointer<vtkPolyData> CubePolyData, HighlightPolyData;
vtkSmartPointer<vtkActor> CubeActor, HighlightActor;
vtkSmartPointer<vtkPolyDataMapper> CubePolyDataMapper, HighlightPolyDataMapper;
vtkSmartPointer<vtkPolyData> CubePolyData;
vtkSmartPointer<vtkActor> CubeActor;
vtkSmartPointer<vtkPolyDataMapper> CubePolyDataMapper;

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

/** Les couleurs des faces du cube : grises, sauf celle pointée par la souris (rouge). */
vtkSmartPointer<vtkUnsignedCharArray> ColorsVectors;

/** Les vecteurs "orientation vers le haut". */
vtkSmartPointer<vtkDoubleArray> ViewUpVectors;

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94 changes: 52 additions & 42 deletions src/VtkContrib/vtkViewCubeActor.cpp
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Expand Up @@ -170,11 +170,15 @@ void vtkViewCubeActorHighlightCallback::Execute (vtkObject* caller, unsigned lon

// ====================================== LA CLASSE vtkViewCubeActor ======================================

// Couleur des faces du cube : gris clair.
static const unsigned char gray = (unsigned char)(3. * 255. / 4.);


vtkViewCubeActor::vtkViewCubeActor ( )
: vtkPropAssembly ( ), Renderer (0), DrivenRenderer (0), CubePolyData ( ), HighlightPolyData ( ), CubeActor ( ), HighlightActor ( ), CubePolyDataMapper ( ), HighlightPolyDataMapper ( ),
: vtkPropAssembly ( ), Renderer (0), DrivenRenderer (0), CubePolyData ( ), CubeActor ( ), CubePolyDataMapper ( ),
CellPicker ( ), LastPickedFace ((unsigned char)-1), HighlightedFace ((unsigned char)-1),
XPlusVectorText ( ), XMinusVectorText ( ), YPlusVectorText ( ), YMinusVectorText ( ), ZPlusVectorText ( ), ZMinusVectorText ( ),
XPlusActor ( ), XMinusActor ( ), YPlusActor ( ), YMinusActor ( ), ZPlusActor ( ), ZMinusActor ( ), ViewUpVectors ( ),
XPlusActor ( ), XMinusActor ( ), YPlusActor ( ), YMinusActor ( ), ZPlusActor ( ), ZMinusActor ( ), ColorsVectors ( ), ViewUpVectors ( ),
Transform (0)
{
CubePolyData = vtkSmartPointer<vtkPolyData>::New ( );
Expand All @@ -185,16 +189,15 @@ vtkViewCubeActor::vtkViewCubeActor ( )
assert (0 != CubeActor.Get ( ));
assert (0 != CubePolyDataMapper.Get ( ));
CubePolyData->Initialize ( );
HighlightPolyData = vtkSmartPointer<vtkPolyData>::New ( );
HighlightActor = vtkSmartPointer<vtkActor>::New ( );
HighlightPolyDataMapper = vtkSmartPointer<vtkPolyDataMapper>::New ( );
assert (0 != HighlightPolyData.Get ( ));
assert (0 != HighlightActor.Get ( ));
assert (0 != HighlightPolyDataMapper.Get ( ));
HighlightPolyData->Initialize ( );
// Les couleurs des faces du cube : grises, sauf celle pointée par la souris (rouge) :
ColorsVectors = vtkSmartPointer<vtkUnsignedCharArray>::New ( );
ColorsVectors->SetName ("Colors");
ColorsVectors->SetNumberOfComponents (3);
// Les directions vers le haut :
ViewUpVectors = vtkSmartPointer<vtkDoubleArray>::New ( );
ViewUpVectors->SetName ("ViewUp");
ViewUpVectors->SetNumberOfComponents (3);
// Les points du cube :
vtkSmartPointer<vtkPoints> points = vtkSmartPointer<vtkPoints>::New ( );
assert (0 != points.Get ( ));
points->SetNumberOfPoints (24);
Expand Down Expand Up @@ -237,7 +240,6 @@ vtkViewCubeActor::vtkViewCubeActor ( )
points->SetPoint (22, j2, j2, length);
points->SetPoint (23, j1, j2, length);
CubePolyData->SetPoints (points);
HighlightPolyData->SetPoints (points);

vtkCellArray* cellArray = vtkCellArray::New ( );
vtkIdTypeArray* idsArray = vtkIdTypeArray::New ( );
Expand All @@ -251,72 +253,97 @@ vtkViewCubeActor::vtkViewCubeActor ( )
size_t pos = 0;
cellsPtr [pos++] = 4; cellsPtr [pos++] = 0; cellsPtr [pos++] = 1; cellsPtr [pos++] = 2; cellsPtr [pos++] = 3; // Bas
ViewUpVectors->InsertNextTuple3 (0., 0., 1.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 4; cellsPtr [pos++] = 4; cellsPtr [pos++] = 5; cellsPtr [pos++] = 6; cellsPtr [pos++] = 7; // Droite
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 4; cellsPtr [pos++] = 8; cellsPtr [pos++] = 9; cellsPtr [pos++] = 10; cellsPtr [pos++] = 11; // Haut
ViewUpVectors->InsertNextTuple3 (0., 0., 1.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 4; cellsPtr [pos++] = 15; cellsPtr [pos++] = 14; cellsPtr [pos++] = 13; cellsPtr [pos++] = 12; // Gauche
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 4; cellsPtr [pos++] = 19; cellsPtr [pos++] = 18; cellsPtr [pos++] = 17; cellsPtr [pos++] = 16; // Arrière
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 4; cellsPtr [pos++] = 20; cellsPtr [pos++] = 21; cellsPtr [pos++] = 22; cellsPtr [pos++] = 23; // Avant
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 4; cellsPtr [pos++] = 16; cellsPtr [pos++] = 17; cellsPtr [pos++] = 1; cellsPtr [pos++] = 0; // Bas-Ar
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 4; cellsPtr [pos++] = 1; cellsPtr [pos++] = 4; cellsPtr [pos++] = 7; cellsPtr [pos++] = 2; // Bas-D
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 4; cellsPtr [pos++] = 3; cellsPtr [pos++] = 2; cellsPtr [pos++] = 21; cellsPtr [pos++] = 20; // Bas-Av
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 4; cellsPtr [pos++] = 12; cellsPtr [pos++] = 0; cellsPtr [pos++] = 3; cellsPtr [pos++] = 15; // Bas-G
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 4; cellsPtr [pos++] = 18; cellsPtr [pos++] = 19; cellsPtr [pos++] = 9; cellsPtr [pos++] = 8; // Haut-Ar
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 4; cellsPtr [pos++] = 5; cellsPtr [pos++] = 8; cellsPtr [pos++] = 11; cellsPtr [pos++] = 6; // Haut-D
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 4; cellsPtr [pos++] = 11; cellsPtr [pos++] = 10; cellsPtr [pos++] = 23; cellsPtr [pos++] = 22; // Haut-Av
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 4; cellsPtr [pos++] = 9; cellsPtr [pos++] = 13; cellsPtr [pos++] = 14; cellsPtr [pos++] = 10; // Haut-G
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 4; cellsPtr [pos++] = 18; cellsPtr [pos++] = 5; cellsPtr [pos++] = 4; cellsPtr [pos++] = 17; // Ar-D
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 4; cellsPtr [pos++] = 7; cellsPtr [pos++] = 6; cellsPtr [pos++] = 22; cellsPtr [pos++] = 21; // Av-D
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 4; cellsPtr [pos++] = 16; cellsPtr [pos++] = 12; cellsPtr [pos++] = 13; cellsPtr [pos++] = 19; // Ar-G
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 4; cellsPtr [pos++] = 14; cellsPtr [pos++] = 15; cellsPtr [pos++] = 20; cellsPtr [pos++] = 23; // Av-G
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 3; cellsPtr [pos++] = 10; cellsPtr [pos++] = 14; cellsPtr [pos++] = 23; // Av-H-G
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 3; cellsPtr [pos++] = 22; cellsPtr [pos++] = 6; cellsPtr [pos++] = 11; // Av-H-D
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 3; cellsPtr [pos++] = 3; cellsPtr [pos++] = 20; cellsPtr [pos++] = 15; // Av-B-G
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 3; cellsPtr [pos++] = 2; cellsPtr [pos++] = 7; cellsPtr [pos++] = 21; // Av-B-D
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 3; cellsPtr [pos++] = 19; cellsPtr [pos++] = 13; cellsPtr [pos++] = 9; // Ar-H-G
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 3; cellsPtr [pos++] = 8; cellsPtr [pos++] = 5; cellsPtr [pos++] = 18; // Ar-H-D
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 3; cellsPtr [pos++] = 12; cellsPtr [pos++] = 16; cellsPtr [pos++] = 0; // Ar-B-G
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellsPtr [pos++] = 3; cellsPtr [pos++] = 17; cellsPtr [pos++] = 4; cellsPtr [pos++] = 7; // Ar-B-D
ViewUpVectors->InsertNextTuple3 (0., 1., 0.);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
cellArray->SetCells (6 + 12 + 8, idsArray);
CubePolyData->SetPolys (cellArray);
ColorsVectors->InsertNextTuple3 (gray, gray, gray);
idsArray->Delete ( ); idsArray = 0;
cellArray->Delete ( ); cellArray = 0;

// points->Delete ( ); points = 0;
CubePolyDataMapper->SetInputData (CubePolyData);
CubePolyDataMapper->ScalarVisibilityOff ( );
// CubePolyDataMapper->ScalarVisibilityOff ( );
CubePolyDataMapper->ScalarVisibilityOn ( );
CubePolyData->GetCellData ( )->SetScalars (ColorsVectors);
CubeActor->SetMapper (CubePolyDataMapper);
CubeActor->GetProperty ( )->SetColor (.75, .75, .75);
// CubeActor->GetProperty ( )->SetColor (.75, .75, .75);
CubeActor->PickableOn ( );
AddPart (CubeActor);
HighlightPolyDataMapper->SetInputData (HighlightPolyData);
HighlightPolyDataMapper->ScalarVisibilityOff ( );
HighlightActor->SetMapper (HighlightPolyDataMapper);
HighlightActor->GetProperty ( )->SetColor (1., 0., 0.);
HighlightActor->PickableOff ( );

XPlusVectorText = vtkSmartPointer<vtkVectorText>::New ( );
XMinusVectorText = vtkSmartPointer<vtkVectorText>::New ( );
Expand Down Expand Up @@ -410,10 +437,10 @@ vtkViewCubeActor::vtkViewCubeActor ( )


vtkViewCubeActor::vtkViewCubeActor (const vtkViewCubeActor&)
: vtkPropAssembly ( ), Renderer (0), DrivenRenderer (0), CubePolyData ( ), HighlightPolyData ( ), CubeActor ( ), HighlightActor ( ), CubePolyDataMapper ( ), HighlightPolyDataMapper ( ),
: vtkPropAssembly ( ), Renderer (0), DrivenRenderer (0), CubePolyData ( ), CubeActor ( ), CubePolyDataMapper ( ),
CellPicker ( ), LastPickedFace ((unsigned char)-1), HighlightedFace ((unsigned char)-1),
XPlusVectorText ( ), XMinusVectorText ( ), YPlusVectorText ( ), YMinusVectorText ( ), ZPlusVectorText ( ), ZMinusVectorText ( ),
XPlusActor ( ), XMinusActor ( ), YPlusActor ( ), YMinusActor ( ), ZPlusActor ( ), ZMinusActor ( ),
XPlusActor ( ), XMinusActor ( ), YPlusActor ( ), YMinusActor ( ), ZPlusActor ( ), ZMinusActor ( ), ColorsVectors ( ), ViewUpVectors ( ),
Transform (0)
{
assert (0 && "vtkViewCubeActor copy constructor is not allowed.");
Expand Down Expand Up @@ -504,13 +531,11 @@ void vtkViewCubeActor::SetTransform (vtkTransform* transform)
while (0 != (property = collection->GetNextProp ( )))
{
vtkActor* actor = vtkActor::SafeDownCast (property);
if ((0 != actor) && (actor != HighlightActor))
if (0 != actor)
{
actor->SetUserTransform (Transform);
} // if (0 != actor)
} // while (0 != (property = collection->GetNextProp ( )))
if (0 != HighlightActor)
HighlightActor->SetUserTransform (Transform);
} // vtkViewCubeActor::SetTransform


Expand Down Expand Up @@ -612,40 +637,25 @@ void vtkViewCubeActor::HighlightCallback (int x, int y)
if ((0 == CellPicker.Get ( )) || (0 == Renderer) || (0 == DrivenRenderer))
return;
assert (0 != CubePolyData.Get ( ));
assert (0 != HighlightPolyData.Get ( ));
assert (0 != HighlightActor.Get ( ));

CubePolyData->GetCellData ( )->SetActiveScalars ("Colors");
if (0 != CellPicker->Pick (x, y, 0, Renderer))
{
if (HighlightedFace == CellPicker->GetCellId ( ))
return;

if ((unsigned char)-1 != HighlightedFace)
{
RemovePart (HighlightActor);
ColorsVectors->SetTuple3 (HighlightedFace, gray, gray, gray);
} // if ((unsigned char)-1 != HighlightedFace)
HighlightedFace = CellPicker->GetCellId ( );
vtkIdType npts = 0;
vtkIdType* pts = 0;
CubePolyData->GetCellPoints (CellPicker->GetCellId ( ), npts, pts);
if (0 == HighlightPolyData->GetNumberOfCells ( ))
{
HighlightPolyData->Allocate (1);
HighlightPolyData->InsertNextCell (VTK_POLYGON, npts, pts);
} // if (0 == HighlightPolyData->GetNumberOfCells ( ))
else
{
HighlightPolyData->ReplaceCell (0, npts, pts);
HighlightPolyData->Modified ( );
} // if (0 == HighlightPolyData->GetNumberOfCells ( ))

AddPart (HighlightActor);
ColorsVectors->SetTuple3 (HighlightedFace, 255, 0, 0);
} // if (0 != CellPicker->Pick (x, y, 0, Renderer))
else
{
if ((unsigned char)-1 != HighlightedFace)
{
RemovePart (HighlightActor);
ColorsVectors->SetTuple3 (HighlightedFace, gray, gray, gray);
} // if ((unsigned char)-1 != HighlightedFace)
HighlightedFace = (unsigned char)-1;
} // else if (0 != CellPicker->Pick (x, y, 0, Renderer))
Expand Down
6 changes: 6 additions & 0 deletions versions.txt
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@@ -1,3 +1,9 @@
Version 5.10.0 : 15/04/25
================

Classe vtkViewCubeActor : nouvel algorithme de mise en surbrillance de la face survolée par le pointeur de la souris.


Version 5.9.0 : 11/04/25
===============

Expand Down