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geant4/source/visualization/OpenInventor/include/G4OpenInventorXtExaminerViewer.hh
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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. *
// ********************************************************************
//
// Open Inventor Xt Extended Viewer - 30 Oct 2012
// Rastislav Ondrasek, Pierre-Luc Gagnon, Frederick Jones TRIUMF
#ifndef HookEventProcState_H
#define HookEventProcState_H 1
#include "G4VStateDependent.hh"
class G4OpenInventorXtExaminerViewer;
class HookEventProcState : public G4VStateDependent
{
private:
G4OpenInventorXtExaminerViewer *viewer;
public:
HookEventProcState(G4OpenInventorXtExaminerViewer*);
~HookEventProcState();
virtual G4bool Notify(G4ApplicationState requiredState);
};
#endif /* HookEventProcState_H */
#ifndef G4OPENINVENTORXTEXAMINERVIEWER_HH
#define G4OPENINVENTORXTEXAMINERVIEWER_HH
#include <map>
#include <vector>
#include <fstream>
#include <Inventor/SbLinear.h>
#include <Inventor/nodes/SoLineSet.h>
#include <Inventor/nodes/SoEventCallback.h>
#include <Inventor/Xt/viewers/SoXtExaminerViewer.h>
#include <Inventor/events/SoKeyboardEvent.h>
class SoCoordinate3;
class SoFont;
class SoText2;
class SoPointSet;
class G4OpenInventorXtExaminerViewer : public SoXtExaminerViewer {
friend class G4OpenInventorXtExaminerViewerMessenger;
// FWJ
friend class G4OpenInventorXtExtendedViewer;
private:
Widget prevViewPtButton, nextViewPtButton;
Widget menuBar, fileMenu, openFileDialog, newFileDialog,
loadRefCoordsDialog, saveRefCoordsDialog,
loadSceneGraphDialog, saveSceneGraphDialog,
viewPtSelection, listsDialog, myShellDialog, myViewPtList, myElementList;
static G4OpenInventorXtExaminerViewer *viewer;
void (*escapeCallback)(void *);
void * examinerObject;
SbBool lshiftdown, rshiftdown, lctrldown, rctrldown;
public:
// Same constructor as the ExaminerViewer
G4OpenInventorXtExaminerViewer(Widget parent = NULL,
const char *name = NULL,
SbBool embed = TRUE,
SoXtFullViewer::BuildFlag flag = BUILD_ALL,
SoXtViewer::Type type = BROWSER);
~G4OpenInventorXtExaminerViewer();
template <class T> void parseString(T &t, const std::string &s, bool &error);
Widget addMenu(std::string name);
void addButton(Widget menu, std::string name, XtCallbackProc);
Widget getMenuBar() { return menuBar; }
Widget getMenu() { return fileMenu; }
void warningMsgDialog(std::string, String, XtCallbackProc);
bool warningFlag;
std::string saveScenegraphFileName;
Widget saveScenegraphWidget;
std::string saveRefCoordsFileName;
Widget saveRefCoordsWidget;
Widget createScale(Widget, char *, int, float);
void addEscapeCallback(void (*cb)(void *), void *);
bool abbrOutputFlag;
bool pickRefPathFlag;
bool viewingBeforePickRef;
// FWJ
// SoNode * superimposition;
protected:
// Same constructor as the ExaminerViewer
G4OpenInventorXtExaminerViewer(Widget parent,
const char *name,
SbBool embed,
SoXtFullViewer::BuildFlag flag,
SoXtViewer::Type type,
SbBool build);
// Overloaded for adding the MenuBar
Widget buildWidget(Widget parent);
// Overloaded so additional buttons can be added
virtual void createViewerButtons (Widget parent, SbPList * buttonlist);
// Overloaded for catching various keyboard events
virtual SbBool processSoEvent(const SoEvent * const event);
void moveCamera(float dist = 0, bool lookdown = false);
std::string curEltName;
SbVec3f camUpVec;
SbVec3f camDir;
void rotateCamera();
void updateViewParams(SoKeyboardEvent::Key);
bool loadViewPts();
virtual void afterRealizeHook();
private:
// Each constructor calls this generic constructor
void constructor(const SbBool build);
// FWJ DISABLED
// static G4OpenInventorXtExaminerViewer *getObject();
HookEventProcState *hookBeamOn;
friend class HookEventProcState;
bool newEvents;
static void sceneChangeCB(void *, SoSensor *);
void setViewPt();
void writeViewPtIdx();
void cleanUpAfterPrevFile();
void popUpFileSelDialog(Widget&, std::string, std::string, XtCallbackProc);
static void cancelFileSelDialogCB(Widget, XtPointer, XtPointer);
static void openViewPtFileCB(Widget, XtPointer, XtPointer);
static void viewPtFileSelectedCB(Widget, XtPointer, XtPointer);
static void newViewPtFileCB(Widget, XtPointer, XtPointer);
static void createNewVPFileCB(Widget, XtPointer, XtPointer);
static void overwriteFileCB(Widget, XtPointer, XtPointer);
static void loadRefCoordsDialogCB(Widget, XtPointer, XtPointer); //pop file dialog
static void loadRefCoordsCB(Widget, XtPointer, XtPointer); //execute loading
static void saveRefCoordsDialogCB(Widget, XtPointer, XtPointer); //pop file dialog
static void saveRefCoordsCB(Widget, XtPointer, XtPointer); //execute saving
static void saveRefCoordsOverWriteCB(Widget, XtPointer, XtPointer);
static void loadSceneGraphDialogCB(Widget, XtPointer, XtPointer);
static void loadSceneGraphCB(Widget, XtPointer, XtPointer);
static void saveSceneGraphDialogCB(Widget, XtPointer, XtPointer);
static void saveSceneGraphCB(Widget, XtPointer, XtPointer);
static void saveSceneGraphOverWriteCB(Widget, XtPointer, XtPointer);
static void mouseoverCB(void *aThis, SoEventCallback *eventCB);
static void pickingCB(void *aThis, SoEventCallback *eventCB);
// Viewpoint operations
void addViewPoints();
static void closeListsDialogCB(Widget, XtPointer, XtPointer);
static void loadBookmarkCB(Widget, XtPointer, XtPointer);
static void renameBookmarkCB(Widget, XtPointer, XtPointer);
void renameViewPt(char *vpName);
static void sortBookmarksCB(Widget, XtPointer, XtPointer);
void sortViewPts(std::vector<std::string>);
static void deleteBookmarkCB(Widget, XtPointer, XtPointer);
static void deleteViewPtCB(Widget, XtPointer, XtPointer);
void deleteViewPt(char *vpName = NULL);
// Animation
static void animateRefParticleCB(Widget, XtPointer, XtPointer);
static void animateSensorCB(void *, SoSensor *);
static void animateSensorRotationCB(void *, SoSensor *);
void animateRefParticle();
void saveCurCamera();
void restoreCamera();
double animateBtwPtsPeriod, speedStep;
void incSpeed();
void decSpeed();
SoTimerSensor *animateSensor;
SoTimerSensor *animateSensorRotation;
SoNodeSensor *sceneChangeSensor;
SbVec3f camStartPos, camEndPos;
SbRotation camStartOrient, camEndOrient;
static void prevViewPtCB(Widget, XtPointer, XtPointer);
static void nextViewPtCB(Widget, XtPointer, XtPointer);
static void saveViewPtCB(Widget, XtPointer, XtPointer);
static void abbrOutputCB(Widget, XtPointer, XtPointer);
static void pickRefPathCB(Widget, XtPointer, XtPointer);
static void switchWireFrameCB(Widget, XtPointer, XtPointer);
static void constructListsDialog(Widget, XtPointer, XtPointer);
void saveViewPt(char *name);
static void lookAtSceneElementCB(Widget, XtPointer, XtPointer);
static void cancelSceneElementSelectionCB(Widget, XtPointer, XtPointer);
void setReferencePath(SoLineSet*, SoCoordinate3*, bool append = false);
void setReferencePathZPos();
void findAndSetRefPath();
SoCoordinate3* getCoordsNode(SoFullPath *path);
void getSceneElements(); // reads elements from the scene graph
float sqrlen(const SbVec3f&);
void distanceToTrajectory(const SbVec3f&, float&, SbVec3f&, int&);
void sortElements();
void createElementsList(Widget);
static void closeMainWindowCB(Widget, XtPointer, XtPointer);
void evenOutRefParticlePts();
static void gotoRefPathStartCB(Widget, XtPointer, XtPointer);
void gotoRefPathStart();
static void invertRefPathCB(Widget, XtPointer, XtPointer);
void invertRefPath();
enum CameraType {
PERSPECTIVE,
ORTHOGRAPHIC
};
enum State {
GENERAL,
BEAMLINE,
VIEWPOINT,
ANIMATION,
REVERSED_ANIMATION,
PAUSED_ANIMATION,
ROTATING
};
// For storing the view point
struct viewPtData {
char* viewPtName;
int viewportMapping;
SbVec3f position;
SbRotation orientation;
float aspectRatio;
float nearDistance;
float farDistance;
float focalDistance;
CameraType camType;
float height;
};
// FWJ removed unneeded assignment operator
struct sceneElement {
std::string name;
SoFullPath* path;
SbVec3f center;
float closestPointZCoord;
};
struct elementForSorting {
float closestPointZCoord;
SbVec3f closestPoint;
float smallestDistance;
float distanceToBeamlineStart;
std::string name;
bool operator<(elementForSorting const &other) const
{
if (closestPointZCoord < other.closestPointZCoord)
return true;
if (closestPointZCoord > other.closestPointZCoord)
return false;
// otherwise closestPointZCoord == other.closestPointZCoord.
// Compare the distances from the center of the element to
// the start of the beamline.
if (distanceToBeamlineStart < other.distanceToBeamlineStart)
return true;
if (distanceToBeamlineStart > other.distanceToBeamlineStart)
return false;
// In case both closestPointZCoord and smallestDistance are
// equal, we have two exactly overlapping elements, if so
// the order doesn't matter
return true;
}
};
bool zcoordSetFlag;
std::vector<sceneElement> sceneElements;
std::vector<viewPtData> viewPtList;
std::string fileName;
std::ifstream fileIn;
std::ofstream fileOut;
int viewPtIdx;
int MAX_VP_IDX;
int MAX_VP_NAME;
// For storing coordinate points of the reference particle
std::vector<SbVec3f> refParticleTrajectory;
// For displaying distance during anim and beamline modes
std::vector<float> refZPositions;
int refParticleIdx;
int prevRefIdx;
float distance;
State currentState, prevState, beforePausing;
char* curViewPtName;
int step;
SbVec3f prevPt;
SbVec3f prevParticleDir;
void* prevColorField;
viewPtData camB4Animation;
bool returnToSaveVP;
bool returnToAnim;
SoCamera* myCam;
void setStartingPtForAnimation();
float left_right, up_down;
SbVec3f rotAxis; // For 90 degree rotations
int rotCnt; // # of steps rotation is split into
static void getViewPtNameCB(Widget, XtPointer, XtPointer);
std::string viewPtAutoName();
////////////////////////ANIM_SPEED_INDICATOR///////////////////////
SoSearchAction * searcher;
SoNode * superimposition;
SoCoordinate3 * sgeometry;
SoScale * sscale;
SoTranslation * stranslation;
SoTranslation * curInfoTrans;
SoTranslation * mouseOverTransSolid;
SoTranslation * mouseOverTransMaterial;
SoTranslation * mouseOverTransLogName;
SoTranslation * mouseOverTransZPos;
// Used for 2 similar purposes: 1. Displays z position during animation
// 2. Displays name of the current viewpoint
SoText2 * curInfoText;
/* Need to use many different fields for mouseover
* because newlines are ignored when the scene is rendered */
SoText2 * mouseOverTextSolid;
SoText2 * mouseOverTextMaterial;
SoText2 * mouseOverTextLogName;
SoText2 * mouseOverTextZPos;
SoFont * curInfoFont;
SoFont * mouseOverFontSolid;
SoFont * mouseOverFontMaterial;
SoFont * mouseOverFontLogName;
SoFont * mouseOverFontZPos;
SoSwitch * axisSwitch;
SoSwitch * animSpeedOutlineSwitch;
SoSwitch * animSpeedSwitch;
SoSwitch * curInfoSwitch;
SoNode * getSuperimpositionNode(SoNode *, const char * name);
void superimpositionEvent(SoAction * action);
static void superimpositionCB(void * closure, SoAction * action);
virtual void actualRedraw(void);
void updateSpeedIndicator(void);
float maxSpeed;
////////////////////////ANIM_SPEED_INDICATOR///////////////////////
// FWJ added for Ortho camera
float defaultHeight;
float defaultHeightAngle;
// FWJ add look-ahead for animation tracking on curves
G4int pathLookahead;
// Used by G4 app during element rotations, stores previous view
SbVec3f upVector, offsetFromCenter, center;
bool rotUpVec;
SoSeparator* newSceneGraph;
};
#endif /* G4OPENINVENTORXTEXAMINERVIEWER_HH */