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geant4/source/visualization/OpenInventor/src/G4OpenInventorViewer.cc
T
Gabriele Cosmo d4af681f38 Import Geant4 10.2.0 source tree
2016-06-10 14:11:04 +02:00

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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// $Id: G4OpenInventorViewer.cc 88190 2015-02-02 17:24:54Z gcosmo $
#ifdef G4VIS_BUILD_OI_DRIVER
// this :
#include "G4OpenInventorViewer.hh"
#include <Inventor/nodes/SoSelection.h>
#include <Inventor/nodes/SoShape.h>
#include <Inventor/nodes/SoOrthographicCamera.h>
#include <Inventor/nodes/SoPerspectiveCamera.h>
#include <Inventor/actions/SoCallbackAction.h>
#include <Inventor/actions/SoWriteAction.h>
#include <Inventor/sensors/SoNodeSensor.h>
#include "HEPVis/nodes/SoImageWriter.h"
#include "HEPVis/actions/SoGL2PSAction.h"
#include "HEPVis/actions/SoCounterAction.h"
#include "HEPVis/actions/SoAlternateRepAction.h"
#include "G4OpenInventor.hh"
#include "G4OpenInventorSceneHandler.hh"
#include "G4VInteractorManager.hh"
#include "G4Scene.hh"
#include "Geant4_SoPolyhedron.h"
#include "G4AttValue.hh"
#include "G4AttDef.hh"
#include "G4AttCheck.hh"
#include "G4AttHolder.hh"
G4OpenInventorViewer::G4OpenInventorViewer(
G4OpenInventorSceneHandler& sceneHandler
,const G4String& name)
:G4VViewer(sceneHandler, sceneHandler.IncrementViewCount(), name)
,fG4OpenInventorSceneHandler(sceneHandler)
,fInteractorManager(0)
,fSoSelection(0)
,fSoImageWriter(0)
,fGL2PSAction(0) //To be set be suclass.
,fGroupCameraSensor(0)
,fCameraSensor(0)
{
fNeedKernelVisit = true; //?? Temporary, until KernelVisitDecision fixed.
fVP.SetAutoRefresh(true);
fDefaultVP.SetAutoRefresh(true);
fVP.SetPicking(true);
fDefaultVP.SetPicking(true);
//FIXME : G.Barrand : not convinced that we have to rm culling.
// For viewing of all objects by default :
//fDefaultVP.SetCulling(false);
//fVP.SetCulling(false);
fInteractorManager =
((G4OpenInventor*)fG4OpenInventorSceneHandler.GetGraphicsSystem())->
GetInteractorManager();
// Main user scene graph root sent to the viewers.
fSoSelection = new SoSelection;
fSoSelection->ref();
fSoSelection->addSelectionCallback(SelectionCB,this);
//fSoSelection->addDeselectionCallback(DeselectionCB,this);
fSoSelection->policy = SoSelection::SINGLE;
SoGroup* group = new SoGroup;
fSoSelection->addChild(group);
// Have a camera under fSoSelection in order
// that the below SceneGraphSensor be notifed
// when the viewer changes the camera type.
// But we put the camera under a SoGroup so that
// the SceneGraphSensor be not triggered at each change
// under the fG4OpenInventorSceneHandler.fRoot.
SoOrthographicCamera* camera = new SoOrthographicCamera;
camera->viewportMapping.setValue(SoCamera::ADJUST_CAMERA);
//camera->aspectRatio.setValue(10);
camera->position.setValue(0,0,10);
camera->orientation.setValue(SbRotation(SbVec3f(0,1,0),0));
camera->height.setValue(10);
camera->nearDistance.setValue(1);
camera->farDistance.setValue(100);
camera->focalDistance.setValue(10);
group->addChild(camera);
{SoInput soInput;
if(soInput.openFile("g4view.iv",TRUE)) {
SoSeparator* separator = SoDB::readAll(&soInput);
if(separator) fSoSelection->addChild(separator);
}}
fSoSelection->addChild(fG4OpenInventorSceneHandler.fRoot);
// SoImageWriter should be the last.
fSoImageWriter = new SoImageWriter();
fSoImageWriter->fileName.setValue("g4out.ps");
fSoSelection->addChild(fSoImageWriter);
// Sensors :
// To detect that the viewer had changed the camera type :
fGroupCameraSensor = new SoNodeSensor(GroupCameraSensorCB,this);
fGroupCameraSensor->setPriority(0);//Needed in order to do getTriggerNode()
fGroupCameraSensor->attach(group);
fCameraSensor = new SoNodeSensor(CameraSensorCB,this);
fCameraSensor->setPriority(0);//Needed in order to do getTriggerNode()
}
G4OpenInventorViewer::~G4OpenInventorViewer () {
fCameraSensor->detach();
delete fCameraSensor;
fGroupCameraSensor->detach();
delete fGroupCameraSensor;
fSoSelection->unref();
}
void G4OpenInventorViewer::KernelVisitDecision () {
// If there's a significant difference with the last view parameters
// of either the scene handler or this viewer, trigger a rebuild.
if (
//??fG4OpenInventorSceneHandler.fPODLList.size() == 0 ||
// We need a test for empty scene graph, such as
// staticRoot.size() or something?????????? See temporary fix
// in contructor. (John Allison Aug 2001)
CompareForKernelVisit(fLastVP)) {
NeedKernelVisit ();
}
fLastVP = fVP;
}
G4bool G4OpenInventorViewer::CompareForKernelVisit(G4ViewParameters& vp) {
if (
(vp.GetDrawingStyle () != fVP.GetDrawingStyle ()) ||
(vp.IsAuxEdgeVisible () != fVP.IsAuxEdgeVisible ()) ||
(vp.IsCulling () != fVP.IsCulling ()) ||
(vp.IsCullingInvisible () != fVP.IsCullingInvisible ()) ||
(vp.IsDensityCulling () != fVP.IsDensityCulling ()) ||
(vp.IsCullingCovered () != fVP.IsCullingCovered ()) ||
(vp.IsSection () != fVP.IsSection ()) ||
(vp.IsCutaway () != fVP.IsCutaway ()) ||
// This assumes use of generic clipping (sectioning, slicing,
// DCUT, cutaway). If a decision is made to implement locally,
// this will need changing. See G4OpenGLViewer::SetView,
// G4OpenGLStoredViewer.cc::CompareForKernelVisit and
// G4OpenGLStoredSceneHander::CreateSection/CutawayPolyhedron.
(vp.IsExplode () != fVP.IsExplode ()) ||
(vp.GetNoOfSides () != fVP.GetNoOfSides ()) ||
(vp.IsMarkerNotHidden () != fVP.IsMarkerNotHidden ()) ||
(vp.GetDefaultVisAttributes()->GetColour() !=
fVP.GetDefaultVisAttributes()->GetColour()) ||
(vp.GetDefaultTextVisAttributes()->GetColour() !=
fVP.GetDefaultTextVisAttributes()->GetColour()) ||
(vp.GetBackgroundColour ()!= fVP.GetBackgroundColour ())||
(vp.IsPicking () != fVP.IsPicking ()) ||
// Scaling for Open Inventor is done by the scene handler so it
// needs a kernel visit. (In this respect, it differs from the
// OpenGL drivers, where it's done in SetView.)
(vp.GetScaleFactor () != fVP.GetScaleFactor ()) ||
(vp.GetVisAttributesModifiers().size() !=
fVP.GetVisAttributesModifiers().size())
)
return true;
if (vp.IsDensityCulling () &&
(vp.GetVisibleDensity () != fVP.GetVisibleDensity ()))
return true;
if (vp.IsSection () &&
(vp.GetSectionPlane () != fVP.GetSectionPlane ()))
return true;
if (vp.IsCutaway ()) {
if (vp.GetCutawayPlanes ().size () !=
fVP.GetCutawayPlanes ().size ()) return true;
for (size_t i = 0; i < vp.GetCutawayPlanes().size(); ++i)
if (vp.GetCutawayPlanes()[i] != fVP.GetCutawayPlanes()[i])
return true;
}
if (vp.IsExplode () &&
(vp.GetExplodeFactor () != fVP.GetExplodeFactor ()))
return true;
return false;
}
void G4OpenInventorViewer::ClearView () {
}
void G4OpenInventorViewer::SetView () {
// Get G4 camera infos :
const G4Point3D target
= fSceneHandler.GetScene()->GetStandardTargetPoint()
+ fVP.GetCurrentTargetPoint ();
G4double radius = fSceneHandler.GetScene()->GetExtent().GetExtentRadius();
if(radius<=0.) radius = 1.;
const G4double cameraDistance = fVP.GetCameraDistance (radius);
const G4Vector3D& direction = fVP.GetViewpointDirection().unit();
const G4Point3D cameraPosition = target + cameraDistance * direction;
//const G4double pnear = fVP.GetNearDistance (cameraDistance, radius);
//const G4double pfar = fVP.GetFarDistance (cameraDistance, pnear, radius);
const G4Normal3D& up = fVP.GetUpVector ();
/*
printf("debug : target : %g %g %g\n",target.x(),
target.y(),
target.z());
printf("debug : dir : %g %g %g\n",direction.x(),
direction.y(),
direction.z());
printf("debug : pos : %g %g %g\n",cameraPosition.x(),
cameraPosition.y(),
cameraPosition.z());
//printf("debug : near %g far %g\n",pnear,pfar);
*/
SoCamera* camera = GetCamera();
if(!camera) return;
// viewer camera setup :
camera->position.setValue((float)cameraPosition.x(),
(float)cameraPosition.y(),
(float)cameraPosition.z());
SbVec3f sbTarget((float)target.x(),
(float)target.y(),
(float)target.z());
SbVec3f sbUp((float)up.x(),
(float)up.y(),
(float)up.z());
sbUp.normalize();
// Need Coin's camera->pointAt(sbTarget,sbUp); not in the SGI API
// Stole Coin's code...
pointAt(camera,sbTarget,sbUp);
//camera->height.setValue(10);
//camera->nearDistance.setValue((float)pnear);
//camera->farDistance.setValue((float)pfar);
//camera->focalDistance.setValue((float)cameraDistance);
if(camera->isOfType(SoOrthographicCamera::getClassTypeId())) {
if (fVP.GetFieldHalfAngle() == 0.) {
//FIXME : ((SoOrthographicCamera*)camera)->height.setValue();
//FIXME : (Don't think we have to do that.)
} else {
//FIXME : Have to set a perspective camera !
//FIXME : viewer->setCameraType(SoPerspectiveCamera::getClassTypeId())
//FIXME : ((SoPerspectiveCamera*)camera)->heightAngle.setValue
//FIXME : (2.*fVP.GetFieldHalfAngle());
}
} else if(camera->isOfType(SoPerspectiveCamera::getClassTypeId())) {
if (fVP.GetFieldHalfAngle() == 0.) {
//FIXME : Have to set an orthographic camera !
//FIXME : viewer->setCameraType(SoOrthographicCamera::getClassTypeId())
} else {
//FIXME : ((SoPerspectiveCamera*)camera)->heightAngle.setValue
//FIXME : (2.*fVP.GetFieldHalfAngle());
}
}
}
//COIN_FUNCTION_EXTENSION
void
G4OpenInventorViewer::pointAt(SoCamera* camera,const SbVec3f & targetpoint, const SbVec3f & upvector)
{
SbVec3f dir = targetpoint - camera->position.getValue();
if (dir.normalize() == 0.0f) return;
lookAt(camera,dir, upvector);
}
//COIN_FUNCTION
// Private method that calculates a new orientation based on camera
// direction and camera up vector. Vectors must be unit length.
void
G4OpenInventorViewer::lookAt(SoCamera* camera,const SbVec3f & dir, const SbVec3f & up)
{
SbVec3f z = -dir;
SbVec3f y = up;
SbVec3f x = y.cross(z);
// recompute y to create a valid coordinate system
y = z.cross(x);
// normalize x and y to create an orthonormal coord system
y.normalize();
x.normalize();
// create a rotation matrix
SbMatrix rot = SbMatrix::identity();
rot[0][0] = x[0];
rot[0][1] = x[1];
rot[0][2] = x[2];
rot[1][0] = y[0];
rot[1][1] = y[1];
rot[1][2] = y[2];
rot[2][0] = z[0];
rot[2][1] = z[1];
rot[2][2] = z[2];
camera->orientation.setValue(SbRotation(rot));
}
void
G4OpenInventorViewer::lookedAt(SoCamera* camera,SbVec3f & dir, SbVec3f & up)
{
SbRotation rot = camera->orientation.getValue();
SbMatrix mrot; rot.getValue(mrot);
SbVec3f x, y, z;
// create a rotation matrix
x[0] = mrot[0][0];
x[1] = mrot[0][1];
x[2] = mrot[0][2];
y[0] = mrot[1][0];
y[1] = mrot[1][1];
y[2] = mrot[1][2];
z[0] = mrot[2][0];
z[1] = mrot[2][1];
z[2] = mrot[2][2];
dir = -z;
dir.normalize();
up = SbVec3f(0.f,1.f,0.f); // Choose y-axis if possible.
if (std::abs(up.dot(z)) > 1.e-6) {
up = y;
up.normalize();
}
}
void G4OpenInventorViewer::DrawView () {
//G4cout << "debug Iv::DrawViewer " <<G4endl;
if (!fNeedKernelVisit) KernelVisitDecision();
ProcessView();
FinishView();
}
void G4OpenInventorViewer::ShowView () {
fInteractorManager -> SecondaryLoop ();
}
void G4OpenInventorViewer::GroupCameraSensorCB(void* aThis,SoSensor* aSensor){
G4OpenInventorViewer* This = (G4OpenInventorViewer*)aThis;
SoNode* node = ((SoNodeSensor*)aSensor)->getTriggerNode();
//printf("debug : GroupCameraSensorCB %s\n",
//node->getTypeId().getName().getString());
if(node->isOfType(SoCamera::getClassTypeId())) {
// Viewer had changed the camera type,
// attach the fCameraSensor to the new camera.
SoCamera* camera = (SoCamera*)node;
This->fCameraSensor->detach();
This->fCameraSensor->attach(camera);
}
}
void G4OpenInventorViewer::CameraSensorCB(void* aThis,SoSensor* aSensor) {
G4OpenInventorViewer* This = (G4OpenInventorViewer*)aThis;
//printf("debug : CameraSensorCB\n");
SoNode* node = ((SoNodeSensor*)aSensor)->getTriggerNode();
if(node->isOfType(SoCamera::getClassTypeId())) {
SoCamera* camera = (SoCamera*)node;
SbVec3f direction, up;
lookedAt(camera,direction, up);
This->fVP.SetViewpointDirection
(G4Vector3D(-direction[0],-direction[1],-direction[2]));
This->fVP.SetUpVector(G4Vector3D(up[0],up[1],up[2]));
SbVec3f pos = camera->position.getValue();
SbVec3f target = pos + direction * camera->focalDistance.getValue();
This->fVP.SetCurrentTargetPoint(G4Point3D(target[0],target[1],target[2]));
}
}
void G4OpenInventorViewer::SelectionCB(
void* aThis
,SoPath* aPath
)
{
G4OpenInventorViewer* This = (G4OpenInventorViewer*)aThis;
SoNode* node = ((SoFullPath*)aPath)->getTail();
G4AttHolder* attHolder = dynamic_cast<G4AttHolder*>(node);
if(attHolder && attHolder->GetAttDefs().size()) {
for (size_t i = 0; i < attHolder->GetAttDefs().size(); ++i) {
G4cout << G4AttCheck(attHolder->GetAttValues()[i],
attHolder->GetAttDefs()[i]);
}
} else {
G4String name((char*)node->getName().getString());
G4String cls((char*)node->getTypeId().getName().getString());
G4cout << "SoNode : " << node
<< " SoType : " << cls
<< " name : " << name
<< G4endl;
G4cout << "No attributes attached." << G4endl;
}
/*FIXME : to explore (need different button - this is used for picking.
if(node->isOfType(Geant4_SoPolyhedron::getClassTypeId())) {
Geant4_SoPolyhedron* polyhedron = (Geant4_SoPolyhedron*)node;
if(polyhedron->solid.getValue()==FALSE)
polyhedron->solid.setValue(TRUE);
else
polyhedron->solid.setValue(FALSE);
}*/
This->fSoSelection->deselectAll();
}
/*
void G4OpenInventorViewer::DeselectionCB(
void* aThis
,SoPath* aPath
)
{
//G4OpenInventorViewer* This = (G4OpenInventorViewer*)aThis;
G4String name((char*)aPath->getTail()->getTypeId().getName().getString());
G4cout << "Deselect : " << name << G4endl;
}
*/
void G4OpenInventorViewer::DrawDetector() {
/* Replace this... - JA
// DrawView does a ClearStore. Do not clear the transient store :
SoSeparator* tmp = fG4OpenInventorSceneHandler.fTransientRoot;
fG4OpenInventorSceneHandler.fTransientRoot = new SoSeparator;
if (!fNeedKernelVisit) KernelVisitDecision();
ProcessView();
fG4OpenInventorSceneHandler.fTransientRoot->unref();
fG4OpenInventorSceneHandler.fTransientRoot = tmp;
*/
// ...by this... - JA
DrawView();
}
//////////////////////////////////////////////////////////////////////////////
/// Menu items callbacks /////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
void G4OpenInventorViewer::Escape(){
G4cout << "Escape..." <<G4endl;
fInteractorManager->RequireExitSecondaryLoop (OIV_EXIT_CODE);
}
void G4OpenInventorViewer::WritePostScript(const G4String& aFile) {
if(!fGL2PSAction) return;
fGL2PSAction->setFileName(aFile.c_str());
fGL2PSAction->setExportImageFormat(GL2PS_EPS);
// Use gl2ps default buffer (2048*2048)
fGL2PSAction->setBufferSize(0);
G4cout << "Produce " << aFile << "..." << G4endl;
if (fGL2PSAction->enableFileWriting()) {
ViewerRender();
fGL2PSAction->disableFileWriting();
}
fGL2PSAction->resetBufferSizeParameters();
}
void G4OpenInventorViewer::WritePDF(const G4String& aFile) {
if(!fGL2PSAction) return;
fGL2PSAction->setFileName(aFile.c_str());
fGL2PSAction->setExportImageFormat(GL2PS_PDF);
// Use gl2ps default buffer (2048*2048)
fGL2PSAction->setBufferSize(0);
G4cout << "Produce " << aFile << "..." << G4endl;
if (fGL2PSAction->enableFileWriting()) {
ViewerRender();
fGL2PSAction->disableFileWriting();
}
fGL2PSAction->resetBufferSizeParameters();
}
void G4OpenInventorViewer::WritePixmapPostScript(const G4String& aFile) {
fSoImageWriter->fileName.setValue(aFile.c_str());
//imageWriter->format.setValue(SoImageWriter::POST_SCRIPT);
fSoImageWriter->enable();
ViewerRender();
fSoImageWriter->disable();
if(fSoImageWriter->getStatus()) {
G4cout << G4String(fSoImageWriter->fileName.getValue().getString())
<< " produced."
<< G4endl;
} else {
G4cout << G4String(fSoImageWriter->fileName.getValue().getString())
<< " not produced."
<< G4endl;
}
}
void G4OpenInventorViewer::WriteInventor(const G4String& aFile) {
G4cout << "Produce " << aFile << "..." << G4endl;
SbBool genAlternateRep = TRUE;
//SbBool binary = FALSE;
SbBool binary = TRUE;
SoAlternateRepAction alternateRepAction;
if(genAlternateRep==TRUE) {
alternateRepAction.setGenerate(TRUE); //Clear alternate reps.
alternateRepAction.apply(fSoSelection);
}
SoWriteAction writeAction;
writeAction.getOutput()->openFile(aFile.c_str());
writeAction.getOutput()->setBinary(binary);
writeAction.apply(fSoSelection);
writeAction.getOutput()->closeFile();
if(genAlternateRep==TRUE) {
alternateRepAction.setGenerate(FALSE); //Clear alternate reps.
alternateRepAction.apply(fSoSelection);
}
}
struct Counter {
int fTriangles;
int fLineSegments;
int fPoints;
};
static void CountTrianglesCB(
void* userData
,SoCallbackAction*
,const SoPrimitiveVertex*
,const SoPrimitiveVertex*,
const SoPrimitiveVertex*)
{
Counter* counter = (Counter*)userData;
counter->fTriangles++;
}
static void CountLineSegmentsCB(
void* userData
,SoCallbackAction*
,const SoPrimitiveVertex*
,const SoPrimitiveVertex*)
{
Counter* counter = (Counter*)userData;
counter->fLineSegments++;
}
static void CountPointsCB(
void* userData
,SoCallbackAction*
,const SoPrimitiveVertex*)
{
Counter* counter = (Counter*)userData;
counter->fPoints++;
}
void G4OpenInventorViewer::SceneGraphStatistics() {
Counter counter;
counter.fTriangles = 0;
counter.fLineSegments = 0;
counter.fPoints = 0;
SoCallbackAction callbackAction;
callbackAction.addTriangleCallback
(SoShape::getClassTypeId(),CountTrianglesCB,(void*)&counter);
callbackAction.addLineSegmentCallback
(SoShape::getClassTypeId(),CountLineSegmentsCB,(void*)&counter);
callbackAction.addPointCallback
(SoShape::getClassTypeId(),CountPointsCB,(void*)&counter);
callbackAction.apply(fSoSelection);
SoCounterAction counterAction;
counterAction.apply(fSoSelection);
int nodes = counterAction.getCount();
counterAction.setLookFor(SoCounterAction::TYPE);
counterAction.setType(SoShape::getClassTypeId());
counterAction.apply(fSoSelection);
int shapes = counterAction.getCount();
G4cout << "Number of triangles : " << counter.fTriangles << G4endl;
G4cout << "Number of line segments : " << counter.fLineSegments << G4endl;
G4cout << "Number of points : " << counter.fPoints << G4endl;
G4cout << "Number of nodes : " << nodes << G4endl;
G4cout << "Number of shapes : " << shapes << G4endl;
}
void G4OpenInventorViewer::EraseDetector() {
fG4OpenInventorSceneHandler.fDetectorRoot->removeAllChildren();
}
void G4OpenInventorViewer::EraseEvent() {
fG4OpenInventorSceneHandler.fTransientRoot->removeAllChildren();
}
void G4OpenInventorViewer::SetPreviewAndFull() {
fG4OpenInventorSceneHandler.fPreviewAndFull = true;
NeedKernelVisit();
DrawDetector();
}
void G4OpenInventorViewer::SetPreview() {
fG4OpenInventorSceneHandler.fPreviewAndFull = false;
NeedKernelVisit();
DrawDetector();
}
// When ViewParameter <-> SoCamera mapping ready
// uncomment the below
//#define USE_SET_VIEW
void G4OpenInventorViewer::SetSolid() {
G4ViewParameters vp = GetViewParameters();
G4ViewParameters::DrawingStyle existingStyle = vp.GetDrawingStyle();
//From G4VisCommandsViewerSet : /vis/viewer/set/style solid.
switch (existingStyle) {
case G4ViewParameters::wireframe:
vp.SetDrawingStyle(G4ViewParameters::hsr);
break;
case G4ViewParameters::hlr:
vp.SetDrawingStyle(G4ViewParameters::hlhsr);
break;
case G4ViewParameters::hsr:
break;
case G4ViewParameters::hlhsr:
break;
}
SetViewParameters(vp);
DrawDetector();
}
void G4OpenInventorViewer::SetWireFrame() {
G4ViewParameters vp = GetViewParameters();
G4ViewParameters::DrawingStyle existingStyle = vp.GetDrawingStyle();
switch (existingStyle) {
case G4ViewParameters::wireframe:
break;
case G4ViewParameters::hlr:
break;
case G4ViewParameters::hsr:
vp.SetDrawingStyle(G4ViewParameters::wireframe);
break;
case G4ViewParameters::hlhsr:
vp.SetDrawingStyle(G4ViewParameters::hlr);
break;
}
SetViewParameters(vp);
DrawDetector();
}
void G4OpenInventorViewer::SetReducedWireFrame(bool aValue) {
G4ViewParameters vp = GetViewParameters();
// Set the wire frame kind :
vp.SetAuxEdgeVisible(!aValue);
// Set wire frame :
G4ViewParameters::DrawingStyle existingStyle = vp.GetDrawingStyle();
switch (existingStyle) {
case G4ViewParameters::wireframe:
break;
case G4ViewParameters::hlr:
break;
case G4ViewParameters::hsr:
vp.SetDrawingStyle(G4ViewParameters::wireframe);
break;
case G4ViewParameters::hlhsr:
vp.SetDrawingStyle(G4ViewParameters::hlr);
break;
}
SetViewParameters(vp);
NeedKernelVisit(); // Just in case it was alread in wire framw.
DrawDetector();
}
void G4OpenInventorViewer::UpdateScene() {
/* Replace this... - JA
fG4OpenInventorSceneHandler.ClearStore();
ClearView();
if (!fNeedKernelVisit) KernelVisitDecision();
ProcessView();
ShowView();
*/
// ...by this - JA
NeedKernelVisit();
DrawView();
}
G4String G4OpenInventorViewer::Help(const G4String& aTopic) {
if(aTopic=="controls") {
return G4String("\
Controls on an Inventor examiner viewer are :\n\
- in picking mode (cursor is the upper left arrow)\n\
Ctrl + pick a volume : see daughters.\n\
Shift + pick a volume : see mother.\n\
- in viewing mode (cursor is the hand)\n\
Left-button + pointer move : rotate.\n\
Ctrl+Left-button + pointer move : pan.\n\
Ctrl+Shift+Left-button + pointer move : scale.\n\
Middle-button + pointer move : pan.\n\
Right-button : popup menu.\n");
} else {
return "";
}
}
#endif
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