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Reference Guide
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1// @(#)root/gl:$Id$
2// Author: Richard Maunder 25/05/2005
5 * Copyright (C) 1995-2004, Rene Brun and Fons Rademakers. *
6 * All rights reserved. *
7 * *
8 * For the licensing terms see $ROOTSYS/LICENSE. *
9 * For the list of contributors see $ROOTSYS/README/CREDITS. *
10 *************************************************************************/
12#ifndef ROOT_TGLViewer
13#define ROOT_TGLViewer
15#include "TGLViewerBase.h"
16#include "TGLRnrCtx.h"
17#include "TGLSelectRecord.h"
19#include "TVirtualViewer3D.h"
20#include "TBuffer3D.h"
23#include "TGLOrthoCamera.h"
24#include "TGLClip.h"
26#include "TTimer.h"
27#include "TPoint.h"
29#include "TGEventHandler.h"
31#include "GuiTypes.h"
32#include "TQObject.h"
34class TGLSceneBase;
35class TGLRedrawTimer;
36class TGLViewerEditor;
37class TGLWidget;
38class TGLLightSet;
39class TGLClipSet;
40class TGLManipSet;
43class TGLAutoRotator;
44class TTimer;
45class TImage;
47class TContextMenu;
48class TGedEditor;
49class TGLPShapeObj;
52 public TGLViewerBase,
53 public TQObject
56 friend class TGLOutput;
57 friend class TGLEventHandler;
58 friend class TGLAutoRotator;
65 enum ESecSelType { // When to do secondary-selection:
66 kOnRequest, // - on request - when Mod1 is pressed or logical-shape requests it;
67 kOnKeyMod1 // - only when Mod1 is pressed.
68 };
71 TGLViewer(const TGLViewer &) = delete;
72 TGLViewer & operator=(const TGLViewer &) = delete;
77 // External handles
78 TVirtualPad *fPad; //! external pad - remove replace with signal
80 // GUI Handles
83 // Cameras
84 // TODO: Put in vector and allow external creation
99 // Stereo
100 Bool_t fStereo; //! use stereo rendering
101 Bool_t fStereoQuadBuf; //! draw quad buffer or left/right stereo in left/right half of window
102 Float_t fStereoZeroParallax; //! position of zero-parallax plane: 0 - near clipping plane, 1 - far clipping plane
106 // Lights
108 // Clipping
110 // Selected physical
111 TGLSelectRecord fCurrentSelRec; //! select record in use as selected
112 TGLSelectRecord fSelRec; //! select record from last select (should go to context)
113 TGLSelectRecord fSecSelRec; //! select record from last secondary select (should go to context)
115 // Overlay
116 TGLOverlayElement *fCurrentOvlElm; //! current overlay element
117 TGLOvlSelectRecord fOvlSelRec; //! select record from last overlay select
119 TGEventHandler *fEventHandler; //! event handler
120 TGedEditor *fGedEditor; //! GED editor
123 // Mouse ineraction
134 // Redraw timer
135 TGLRedrawTimer *fRedrawTimer; //! timer for triggering redraws
136 Float_t fMaxSceneDrawTimeHQ; //! max time for scene rendering at high LOD (in ms)
137 Float_t fMaxSceneDrawTimeLQ; //! max time for scene rendering at high LOD (in ms)
139 TGLRect fViewport; //! viewport - drawn area
140 TGLColorSet fDarkColorSet; //! color-set with dark background
141 TGLColorSet fLightColorSet; //! color-set with light background
142 Float_t fPointScale; //! size scale for points
143 Float_t fLineScale; //! width scale for lines
144 Bool_t fSmoothPoints; //! smooth point edge rendering
145 Bool_t fSmoothLines; //! smooth line edge rendering
146 Int_t fAxesType; //! axes type
147 Bool_t fAxesDepthTest; //! remove guides hidden-lines
148 Bool_t fReferenceOn; //! reference marker on?
149 TGLVertex3 fReferencePos; //! reference position
150 Bool_t fDrawCameraCenter; //! reference marker on?
151 TGLCameraOverlay *fCameraOverlay; //! markup size of viewport in scene units
153 Bool_t fSmartRefresh; //! cache logicals during scene rebuilds
155 // Debug tracing (for scene rebuilds)
156 Bool_t fDebugMode; //! debug mode (forced rebuild + draw scene/frustum/interest boxes)
158 TString fPictureFileName; //! default file-name for SavePicture()
159 Float_t fFader; //! fade the view (0 - no fade/default, 1 - full fade/no rendering done)
161 static TGLColorSet fgDefaultColorSet; //! a shared, default color-set
162 static Bool_t fgUseDefaultColorSetForNewViewers; //! name says it all
165 ///////////////////////////////////////////////////////////////////////
166 // Methods
167 ///////////////////////////////////////////////////////////////////////
169 virtual void SetupClipObject();
171 // Drawing - can tidy up/remove lots when TGLManager added
172 void InitGL();
173 void PreDraw();
174 void PostDraw();
175 void FadeView(Float_t alpha);
176 void MakeCurrent() const;
177 void SwapBuffers() const;
179 // Cameras
180 void SetViewport(Int_t x, Int_t y, Int_t width, Int_t height);
181 void SetViewport(const TGLRect& vp);
182 void SetupCameras(Bool_t reset);
186 Int_t fGLDevice; //!for embedded gl viewer
187 TGLContextIdentity *fGLCtxId; //!for embedded gl viewer
189 // Updata/camera-reset behaviour
190 Bool_t fIgnoreSizesOnUpdate; // ignore sizes of bounding-boxes on update
191 Bool_t fResetCamerasOnUpdate; // reposition camera on each update
192 Bool_t fResetCamerasOnNextUpdate; // reposition camera on next update
197 virtual ~TGLViewer();
199 // TVirtualViewer3D interface ... mostly a facade
201 // Forward to TGLScenePad
202 virtual Bool_t CanLoopOnPrimitives() const { return kTRUE; }
203 virtual void PadPaint(TVirtualPad* pad);
204 // Actually used by GL-in-pad
205 virtual Int_t DistancetoPrimitive(Int_t px, Int_t py);
206 virtual void ExecuteEvent(Int_t event, Int_t px, Int_t py);
207 // Only implemented because they're abstract ... should throw an
208 // exception or assert they are not called.
209 virtual Bool_t PreferLocalFrame() const { return kTRUE; }
210 virtual void BeginScene() {}
211 virtual Bool_t BuildingScene() const { return kFALSE; }
212 virtual void EndScene() {}
213 virtual Int_t AddObject(const TBuffer3D&, Bool_t* = 0) { return TBuffer3D::kNone; }
214 virtual Int_t AddObject(UInt_t, const TBuffer3D&, Bool_t* = 0) { return TBuffer3D::kNone; }
215 virtual Bool_t OpenComposite(const TBuffer3D&, Bool_t* = 0) { return kFALSE; }
216 virtual void CloseComposite() {}
217 virtual void AddCompositeOp(UInt_t) {}
219 virtual void PrintObjects();
220 virtual void ResetCameras() { SetupCameras(kTRUE); }
225 virtual void CreateGLWidget() {}
226 virtual void DestroyGLWidget() {}
228 Int_t GetDev() const { return fGLDevice; }
230 void SetSmartRefresh(Bool_t smart_ref) { fSmartRefresh = smart_ref; }
235 void UseDarkColorSet();
236 void UseLightColorSet();
237 void SwitchColorSet();
241 Bool_t IsColorSetDark() const;
243 void SetClearColor(Color_t col);
249 const TGLRect& RefViewport() const { return fViewport; }
253 Float_t GetLineScale() const { return fLineScale; }
261 TGLLightSet* GetLightSet() const { return fLightSet; }
262 TGLClipSet * GetClipSet() const { return fClipSet; }
266 // External GUI component interface
269 void SetCurrentCamera(ECameraType camera);
270 void SetOrthoCamera(ECameraType camera, Double_t zoom, Double_t dolly,
271 Double_t center[3], Double_t hRotate, Double_t vRotate);
272 void SetPerspectiveCamera(ECameraType camera, Double_t fov, Double_t dolly,
273 Double_t center[3], Double_t hRotate, Double_t vRotate);
274 void ReinitializeCurrentCamera(const TGLVector3& hAxis, const TGLVector3& vAxis, Bool_t redraw=kTRUE);
275 void GetGuideState(Int_t & axesType, Bool_t & axesDepthTest, Bool_t & referenceOn, Double_t* referencePos) const;
276 void SetGuideState(Int_t axesType, Bool_t axesDepthTest, Bool_t referenceOn, const Double_t* referencePos);
286 // Stereo
287 Bool_t GetStereo() const { return fStereo; }
292 void SetStereo(Bool_t stereo, Bool_t quad_buf=kTRUE);
297 // Push / drag action
301 const TGLPhysicalShape * GetSelected() const;
304 // Draw and selection
306 // Scene rendering timeouts
312 // Request methods post cross thread request via TROOT::ProcessLineFast().
313 void RequestDraw(Short_t LOD = TGLRnrCtx::kLODMed); // Cross thread draw request
314 virtual void PreRender();
315 virtual void Render();
316 virtual void PostRender();
317 void DoDraw(Bool_t swap_buffers=kTRUE);
318 void DoDrawMono(Bool_t swap_buffers);
319 void DoDrawStereo(Bool_t swap_buffers);
321 void DrawGuides();
322 void DrawDebugInfo();
324 Bool_t RequestSelect(Int_t x, Int_t y); // Cross thread select request
325 Bool_t DoSelect(Int_t x, Int_t y); // First level selecton (shapes/objects).
326 Bool_t RequestSecondarySelect(Int_t x, Int_t y); // Cross thread secondary select request
327 Bool_t DoSecondarySelect(Int_t x, Int_t y); // Second level selecton (inner structure).
328 void ApplySelection();
330 Bool_t RequestOverlaySelect(Int_t x, Int_t y); // Cross thread select request
331 Bool_t DoOverlaySelect(Int_t x, Int_t y); // Window coords origin top left
333 // Saving of screen image
335 Bool_t SavePicture(const TString &fileName);
336 Bool_t SavePictureUsingBB (const TString &fileName);
337 Bool_t SavePictureUsingFBO(const TString &fileName, Int_t w, Int_t h, Float_t pixel_object_scale=0);
338 Bool_t SavePictureWidth (const TString &fileName, Int_t width, Bool_t pixel_object_scale=kTRUE);
339 Bool_t SavePictureHeight(const TString &fileName, Int_t height, Bool_t pixel_object_scale=kTRUE);
340 Bool_t SavePictureScale (const TString &fileName, Float_t scale, Bool_t pixel_object_scale=kTRUE);
342 // Methods returning screen image
344 TImage* GetPictureUsingFBO(Int_t w, Int_t h,Float_t pixel_object_scale=0);
346 const char* GetPictureFileName() const { return fPictureFileName.Data(); }
348 Float_t GetFader() const { return fFader; }
349 void SetFader(Float_t x) { fFader = x; }
350 void AutoFade(Float_t fade, Float_t time=1, Int_t steps=10);
352 // Update/camera-reset
353 void UpdateScene(Bool_t redraw=kTRUE);
356 void ResetCurrentCamera();
360 virtual void PostSceneBuildSetup(Bool_t resetCameras);
362 virtual void Activated() { Emit("Activated()"); } // *SIGNAL*
364 virtual void MouseIdle(TGLPhysicalShape*,UInt_t,UInt_t); // *SIGNAL*
365 virtual void MouseOver(TGLPhysicalShape*); // *SIGNAL*
366 virtual void MouseOver(TGLPhysicalShape*, UInt_t state); // *SIGNAL*
367 virtual void MouseOver(TObject *obj, UInt_t state); // *SIGNAL*
368 virtual void ReMouseOver(TObject *obj, UInt_t state); // *SIGNAL*
369 virtual void UnMouseOver(TObject *obj, UInt_t state); // *SIGNAL*
371 virtual void Clicked(TObject *obj); //*SIGNAL*
372 virtual void Clicked(TObject *obj, UInt_t button, UInt_t state); //*SIGNAL*
373 virtual void ReClicked(TObject *obj, UInt_t button, UInt_t state); //*SIGNAL*
374 virtual void UnClicked(TObject *obj, UInt_t button, UInt_t state); //*SIGNAL*
375 virtual void DoubleClicked() { Emit("DoubleClicked()"); } // *SIGNAL*
378 virtual void SetEventHandler(TGEventHandler *handler);
380 TGedEditor* GetGedEditor() const { return fGedEditor; }
381 virtual void SetGedEditor(TGedEditor* ed) { fGedEditor = ed; }
383 virtual void SelectionChanged();
384 virtual void OverlayDragFinished();
385 virtual void RefreshPadEditor(TObject* obj=0);
387 virtual void RemoveOverlayElement(TGLOverlayElement* el);
392 void ClearCurrentOvlElm();
394 ClassDef(TGLViewer,0) // Standard ROOT GL viewer.
399// TODO: Find a better place/way to do this
400class TGLRedrawTimer : public TTimer
408 fViewer(viewer), fRedrawLOD(TGLRnrCtx::kLODHigh), fPending(kFALSE) {}
410 void RequestDraw(Int_t milliSec, Short_t redrawLOD)
411 {
412 if (fPending) TurnOff(); else fPending = kTRUE;
413 if (redrawLOD < fRedrawLOD) fRedrawLOD = redrawLOD;
414 TTimer::Start(milliSec, kTRUE);
415 }
416 Bool_t IsPending() const { return fPending; }
417 virtual void Stop()
418 {
419 if (fPending) { TurnOff(); fPending = kFALSE; }
420 }
422 {
423 TurnOff();
427 return kTRUE;
428 }
433 TGLFaderHelper(const TGLFaderHelper&); // Not implemented
434 TGLFaderHelper& operator=(const TGLFaderHelper&); // Not implemented
443 fViewer(0), fFadeTarget(0), fTime(0), fNSteps(0) {}
445 fViewer(v),fFadeTarget(fade), fTime(time), fNSteps(steps) {}
446 virtual ~TGLFaderHelper() {}
448 void MakeFadeStep();
453#endif // ROOT_TGLViewer
#define f(i)
Definition: RSha256.hxx:104
#define h(i)
Definition: RSha256.hxx:106
int Int_t
Definition: RtypesCore.h:45
unsigned int UInt_t
Definition: RtypesCore.h:46
const Bool_t kFALSE
Definition: RtypesCore.h:101
bool Bool_t
Definition: RtypesCore.h:63
short Short_t
Definition: RtypesCore.h:39
double Double_t
Definition: RtypesCore.h:59
short Color_t
Definition: RtypesCore.h:92
float Float_t
Definition: RtypesCore.h:57
const Bool_t kTRUE
Definition: RtypesCore.h:100
#define ClassDef(name, id)
Definition: Rtypes.h:325
include TDocParser_001 C image html pict1_TDocParser_001 png width
Definition: TDocParser.cxx:121
Generic 3D primitive description class.
Definition: TBuffer3D.h:18
This class provides an interface to context sensitive popup menus.
Definition: TContextMenu.h:44
Automatically rotates GL camera.
A GL overlay element which displays camera furstum.
Abstract base camera class - concrete classes for orthographic and perspective cameras derive from it...
Definition: TGLCamera.h:44
A collection of concrete TGLClip objects to be selected from.
Definition: TGLClip.h:140
void SetAutoUpdate(Bool_t aup)
Definition: TGLClip.h:189
Bool_t GetAutoUpdate() const
Definition: TGLClip.h:188
Class encapsulating a set of colors used throughout standard rendering.
Definition: TGLUtil.h:836
Identifier of a shared GL-context.
Definition: TGLContext.h:81
Base-class and default implementation of event-handler for TGLViewer.
TGLFaderHelper(TGLViewer *v, Float_t fade, Float_t time, Int_t steps)
Definition: TGLViewer.h:444
void MakeFadeStep()
Make one fading step and request redraw.
Definition: TGLViewer.cxx:1578
Float_t fFadeTarget
Definition: TGLViewer.h:438
Float_t fTime
Definition: TGLViewer.h:439
virtual ~TGLFaderHelper()
Definition: TGLViewer.h:446
TGLViewer * fViewer
Definition: TGLViewer.h:437
TGLFaderHelper(const TGLFaderHelper &)
TGLFaderHelper & operator=(const TGLFaderHelper &)
Encapsulates a set of lights for OpenGL.
Definition: TGLLightSet.h:22
Combine all available manipulators in a collection.
Definition: TGLManipSet.h:22
Orthographic projection camera.
Wrapper class for GL capture & output routines.
Definition: TGLOutput.h:26
An overlay element.
Definition: TGLOverlay.h:23
Selection record for overlay objects.
Wrap TGLPysicalShape into TObject so that it can be edited using GED.
Definition: TGLPShapeObj.h:21
Perspective projection camera - with characteristic foreshortening.
Concrete physical shape - a GL drawable.
Viewport (pixel base) 2D rectangle class.
Definition: TGLUtil.h:422
Int_t Diagonal() const
Return the diagonal of the rectangle.
Definition: TGLUtil.cxx:286
TGLRedrawTimer(TGLViewer &viewer)
Definition: TGLViewer.h:407
Bool_t fPending
Definition: TGLViewer.h:405
Short_t fRedrawLOD
Definition: TGLViewer.h:404
Bool_t Notify()
Notify when timer times out.
Definition: TGLViewer.h:421
virtual void Stop()
Definition: TGLViewer.h:417
TGLViewer & fViewer
Definition: TGLViewer.h:403
Bool_t IsPending() const
Definition: TGLViewer.h:416
void RequestDraw(Int_t milliSec, Short_t redrawLOD)
Definition: TGLViewer.h:410
The TGLRnrCtx class aggregates data for a given redering context as needed by various parts of the RO...
Definition: TGLRnrCtx.h:41
@ kLODHigh
Definition: TGLRnrCtx.h:67
TGLColorSet * GetBaseColorSet()
Returns the current base color-set.
Definition: TGLRnrCtx.cxx:312
Scene base-class – provides basic interface expected by the TGLViewer or its sub-classes:
Definition: TGLSceneBase.h:33
Standard selection record including information about containing scene and details ob out selected ob...
3 component (x/y/z) vector class.
Definition: TGLUtil.h:248
3 component (x/y/z) vertex class.
Definition: TGLUtil.h:84
Base class for GL viewers.
Definition: TGLViewerBase.h:37
TGLRnrCtx * fRnrCtx
Definition: TGLViewerBase.h:62
Short_t LOD() const
GUI editor for TGLViewer.
Base GL viewer object - used by both standalone and embedded (in pad) GL.
Definition: TGLViewer.h:55
TGLRedrawTimer * fRedrawTimer
Definition: TGLViewer.h:135
virtual void MouseOver(TGLPhysicalShape *)
Emit MouseOver signal.
Definition: TGLViewer.cxx:2094
void SetDrawCameraCenter(Bool_t x)
Draw camera look at and rotation point.
Definition: TGLViewer.cxx:2073
TGLAutoRotator * fAutoRotator
Definition: TGLViewer.h:97
EPushAction fPushAction
Definition: TGLViewer.h:131
Float_t fLineScale
size scale for points
Definition: TGLViewer.h:143
void FadeView(Float_t alpha)
Draw a rectangle (background color and given alpha) across the whole viewport.
Definition: TGLViewer.cxx:1251
Bool_t SavePictureScale(const TString &fileName, Float_t scale, Bool_t pixel_object_scale=kTRUE)
Save picture with given scale to current window size.
Definition: TGLViewer.cxx:1143
TGLCamera * fCurrentCamera
Definition: TGLViewer.h:96
void SetMaxSceneDrawTimeLQ(Float_t t)
Definition: TGLViewer.h:310
TGLCameraOverlay * fCameraOverlay
reference marker on?
Definition: TGLViewer.h:151
void SetStereoFrustumAsymFac(Float_t f)
Definition: TGLViewer.h:295
virtual void Activated()
Definition: TGLViewer.h:362
virtual void RefreshPadEditor(TObject *obj=0)
Update GED editor if it is set.
Definition: TGLViewer.cxx:2275
TGLOvlSelectRecord & GetOvlSelRec()
Definition: TGLViewer.h:390
Bool_t fAxesDepthTest
axes type
Definition: TGLViewer.h:147
virtual void SetEventHandler(TGEventHandler *handler)
Set the event-handler.
Definition: TGLViewer.cxx:2290
Float_t GetStereoEyeOffsetFac() const
Definition: TGLViewer.h:289
TGLPerspectiveCamera fPerspectiveCameraYOZ
Definition: TGLViewer.h:86
EPushAction GetPushAction() const
Definition: TGLViewer.h:298
TGEventHandler * GetEventHandler() const
Definition: TGLViewer.h:377
TGLOrthoCamera fOrthoXOYCamera
Definition: TGLViewer.h:88
TGLSelectRecord fSelRec
select record in use as selected
Definition: TGLViewer.h:112
TGLColorSet & RefLightColorSet()
Definition: TGLViewer.h:233
void SetFader(Float_t x)
Definition: TGLViewer.h:349
Bool_t GetSmoothPoints() const
Definition: TGLViewer.h:256
virtual void ReMouseOver(TObject *obj, UInt_t state)
Emit MouseOver signal.
Definition: TGLViewer.cxx:2124
TImage * GetPictureUsingFBO(Int_t w, Int_t h, Float_t pixel_object_scale=0)
Returns current image.
Definition: TGLViewer.cxx:1031
TGLOrthoCamera fOrthoXnOZCamera
Definition: TGLViewer.h:93
static TGLColorSet & GetDefaultColorSet()
Returns reference to the default color-set.
Definition: TGLViewer.cxx:1680
virtual void RemoveOverlayElement(TGLOverlayElement *el)
Remove overlay element.
Definition: TGLViewer.cxx:2303
void InitGL()
Initialise GL state.
Definition: TGLViewer.cxx:408
TGLCameraOverlay * GetCameraOverlay() const
Definition: TGLViewer.h:281
virtual void SetupClipObject()
name says it all
Definition: TGLViewer.cxx:467
void SetAutoRotator(TGLAutoRotator *ar)
Set the auto-rotator for this viewer. The old rotator is deleted.
Definition: TGLViewer.cxx:2008
virtual Int_t AddObject(UInt_t, const TBuffer3D &, Bool_t *=0)
Definition: TGLViewer.h:214
Bool_t GetSmoothLines() const
Definition: TGLViewer.h:257
virtual void Clicked(TObject *obj)
Emit Clicked signal.
Definition: TGLViewer.cxx:2147
Int_t GetDev() const
Definition: TGLViewer.h:228
void MakeCurrent() const
Make GL context current.
Definition: TGLViewer.cxx:1276
Bool_t fIsPrinting
debug mode (forced rebuild + draw scene/frustum/interest boxes)
Definition: TGLViewer.h:157
static TGLColorSet fgDefaultColorSet
fade the view (0 - no fade/default, 1 - full fade/no rendering done)
Definition: TGLViewer.h:161
Float_t GetStereoZeroParallax() const
Definition: TGLViewer.h:288
Float_t GetMaxSceneDrawTimeLQ() const
Definition: TGLViewer.h:308
TGEventHandler * fEventHandler
select record from last overlay select
Definition: TGLViewer.h:119
EDragAction GetDragAction() const
Definition: TGLViewer.h:299
Bool_t GetDrawCameraCenter()
Definition: TGLViewer.h:278
TGLPerspectiveCamera fPerspectiveCameraXOY
Definition: TGLViewer.h:87
TGLOrthoCamera fOrthoZnOYCamera
Definition: TGLViewer.h:94
@ kPushCamCenter
Definition: TGLViewer.h:126
@ kPushAnnotate
Definition: TGLViewer.h:126
TGLRect fViewport
max time for scene rendering at high LOD (in ms)
Definition: TGLViewer.h:139
virtual void SelectionChanged()
Update GUI components for embedded viewer selection change.
Definition: TGLViewer.cxx:2244
void SetCameraOverlay(TGLCameraOverlay *m)
Definition: TGLViewer.h:282
virtual void UnClicked(TObject *obj, UInt_t button, UInt_t state)
Emit UnClicked signal with button id and modifier state.
Definition: TGLViewer.cxx:2180
void SetPerspectiveCamera(ECameraType camera, Double_t fov, Double_t dolly, Double_t center[3], Double_t hRotate, Double_t vRotate)
Set a perspective camera to supplied configuration - note this does not need to be the current camera...
Definition: TGLViewer.cxx:1946
TGLVertex3 fReferencePos
reference marker on?
Definition: TGLViewer.h:149
Bool_t RequestOverlaySelect(Int_t x, Int_t y)
Post request for secondary selection rendering of selected object around the window point (x,...
Definition: TGLViewer.cxx:1488
Float_t GetPointScale() const
Definition: TGLViewer.h:252
static Bool_t IsUsingDefaultColorSetForNewViewers()
Returns the value of the static flag that determines if new viewers should use the default color-set.
Definition: TGLViewer.cxx:1700
Int_t ViewportDiagonal() const
Definition: TGLViewer.h:250
virtual void MouseIdle(TGLPhysicalShape *, UInt_t, UInt_t)
Emit MouseIdle signal.
Definition: TGLViewer.cxx:2192
virtual void ResetCameras()
Definition: TGLViewer.h:220
Bool_t SavePictureWidth(const TString &fileName, Int_t width, Bool_t pixel_object_scale=kTRUE)
Save picture with given width (height scaled proportionally).
Definition: TGLViewer.cxx:1115
void DoDrawStereo(Bool_t swap_buffers)
Draw out in stereoscopic mode.
Definition: TGLViewer.cxx:657
void RequestDraw(Short_t LOD=TGLRnrCtx::kLODMed)
Post request for redraw of viewer at level of detail 'LOD' Request is directed via cross thread gVirt...
Definition: TGLViewer.cxx:437
void SetGuideState(Int_t axesType, Bool_t axesDepthTest, Bool_t referenceOn, const Double_t *referencePos)
Set the state of guides (axes & reference markers) from arguments.
Definition: TGLViewer.cxx:2058
void DoDraw(Bool_t swap_buffers=kTRUE)
Draw out the viewer.
Definition: TGLViewer.cxx:547
TGLOrthoCamera fOrthoZOYCamera
Definition: TGLViewer.h:90
virtual void CreateGLWidget()
Definition: TGLViewer.h:225
void SwitchColorSet()
Switch between dark and light colorsets.
Definition: TGLViewer.cxx:1632
EDragAction fDragAction
Definition: TGLViewer.h:132
virtual void PadPaint(TVirtualPad *pad)
Entry point for updating viewer contents via VirtualViewer3D interface.
Definition: TGLViewer.cxx:303
TGLPShapeObj * fPShapeWrap
GED editor.
Definition: TGLViewer.h:121
TGLSelectRecord fSecSelRec
select record from last select (should go to context)
Definition: TGLViewer.h:113
@ kOnRequest
Definition: TGLViewer.h:66
@ kOnKeyMod1
Definition: TGLViewer.h:67
TGLWidget * fGLWidget
Definition: TGLViewer.h:185
TGLLightSet * GetLightSet() const
Definition: TGLViewer.h:261
void DrawDebugInfo()
If in debug mode draw camera aids and overall bounding box.
Definition: TGLViewer.cxx:1190
void SetSmartRefresh(Bool_t smart_ref)
Definition: TGLViewer.h:230
void SetIgnoreSizesOnUpdate(Bool_t v)
Definition: TGLViewer.h:355
void AutoFade(Float_t fade, Float_t time=1, Int_t steps=10)
Animate fading from current value to fade over given time (sec) and number of steps.
Definition: TGLViewer.cxx:1605
Bool_t fReferenceOn
remove guides hidden-lines
Definition: TGLViewer.h:148
TGLCamera & CurrentCamera() const
Definition: TGLViewer.h:267
void SetCurrentCamera(ECameraType camera)
Set current active camera - 'cameraType' one of: kCameraPerspX, kCameraPerspY, kCameraPerspZ,...
Definition: TGLViewer.cxx:1791
void SetupCameras(Bool_t reset)
Setup cameras for current bounding box.
Definition: TGLViewer.cxx:366
virtual Bool_t PreferLocalFrame() const
Definition: TGLViewer.h:209
Float_t GetStereoFrustumAsymFac() const
Definition: TGLViewer.h:290
Bool_t fResetCamerasOnUpdate
Definition: TGLViewer.h:191
virtual void CloseComposite()
Definition: TGLViewer.h:216
virtual void PrintObjects()
Pass viewer for print capture by TGLOutput.
Definition: TGLViewer.cxx:2236
void SetStereoEyeOffsetFac(Float_t f)
Definition: TGLViewer.h:294
Int_t fAxesType
smooth line edge rendering
Definition: TGLViewer.h:146
TGLClipSet * GetClipSet() const
Definition: TGLViewer.h:262
void SetStereo(Bool_t stereo, Bool_t quad_buf=kTRUE)
Enable stereo rendering.
Definition: TGLViewer.cxx:2023
virtual void ExecuteEvent(Int_t event, Int_t px, Int_t py)
Process event of type 'event' - one of EEventType types, occurring at window location px,...
Definition: TGLViewer.cxx:2227
TImage * GetPictureUsingBB()
Returns current image.
Definition: TGLViewer.cxx:984
virtual Int_t AddObject(const TBuffer3D &, Bool_t *=0)
Definition: TGLViewer.h:213
TGLColorSet & RefDarkColorSet()
Definition: TGLViewer.h:232
virtual void DestroyGLWidget()
Definition: TGLViewer.h:226
TGLCamera & RefCamera(ECameraType camera)
Return camera reference by type.
Definition: TGLViewer.cxx:1753
TContextMenu * fContextMenu
external pad - remove replace with signal
Definition: TGLViewer.h:81
void UseLightColorSet()
Use the light color-set.
Definition: TGLViewer.cxx:1623
Bool_t IsUsingDefaultColorSet() const
Check if the viewer is using the default color set.
Definition: TGLViewer.cxx:1662
Bool_t DoSelect(Int_t x, Int_t y)
Perform GL selection, picking objects overlapping WINDOW area described by 'rect'.
Definition: TGLViewer.cxx:1327
void PreDraw()
Perform GL work which must be done before each draw.
Definition: TGLViewer.cxx:1216
Float_t fStereoZeroParallax
draw quad buffer or left/right stereo in left/right half of window
Definition: TGLViewer.h:102
virtual Int_t DistancetoPrimitive(Int_t px, Int_t py)
Calculate and return pixel distance to nearest viewer object from window location px,...
Definition: TGLViewer.cxx:2214
virtual void Render()
Normal rendering, used by mono and stereo rendering.
Definition: TGLViewer.cxx:516
virtual void PostSceneBuildSetup(Bool_t resetCameras)
Perform post scene-build setup.
Definition: TGLViewer.cxx:391
TGedEditor * GetGedEditor() const
Definition: TGLViewer.h:380
Float_t fStereoEyeOffsetFac
position of zero-parallax plane: 0 - near clipping plane, 1 - far clipping plane
Definition: TGLViewer.h:103
virtual ~TGLViewer()
Destroy viewer object.
Definition: TGLViewer.cxx:273
Bool_t SavePictureUsingBB(const TString &fileName)
Save current image in various formats (gif, gif+, jpg, png).
Definition: TGLViewer.cxx:833
Bool_t SavePicture()
Save current image using the default file name which can be set via SetPictureFileName() and defaults...
Definition: TGLViewer.cxx:782
virtual void AddCompositeOp(UInt_t)
Definition: TGLViewer.h:217
Float_t fFader
default file-name for SavePicture()
Definition: TGLViewer.h:159
void SetSmoothPoints(Bool_t s)
Definition: TGLViewer.h:258
virtual void PostRender()
Restore state set in PreRender().
Definition: TGLViewer.cxx:536
@ kDragCameraTruck
Definition: TGLViewer.h:128
@ kDragCameraRotate
Definition: TGLViewer.h:128
@ kDragOverlay
Definition: TGLViewer.h:129
@ kDragCameraDolly
Definition: TGLViewer.h:128
void UpdateScene(Bool_t redraw=kTRUE)
Force update of pad-scenes.
Definition: TGLViewer.cxx:335
void SetLineScale(Float_t s)
Definition: TGLViewer.h:255
TGLOrthoCamera fOrthoZOXCamera
Definition: TGLViewer.h:91
Bool_t GetStereo() const
Definition: TGLViewer.h:287
Bool_t SavePictureUsingFBO(const TString &fileName, Int_t w, Int_t h, Float_t pixel_object_scale=0)
Save current image in various formats (gif, gif+, jpg, png).
Definition: TGLViewer.cxx:890
TGLOrthoCamera fOrthoXOZCamera
Definition: TGLViewer.h:89
Bool_t GetClipAutoUpdate() const
Definition: TGLViewer.h:263
virtual Bool_t CanLoopOnPrimitives() const
Definition: TGLViewer.h:202
virtual void OverlayDragFinished()
An overlay operation can result in change to an object.
Definition: TGLViewer.cxx:2264
TGLOverlayElement * GetCurrentOvlElm() const
Definition: TGLViewer.h:391
void SetMaxSceneDrawTimeHQ(Float_t t)
Definition: TGLViewer.h:309
Bool_t SavePictureHeight(const TString &fileName, Int_t height, Bool_t pixel_object_scale=kTRUE)
Save picture with given height (width scaled proportionally).
Definition: TGLViewer.cxx:1129
void SetOrthoCamera(ECameraType camera, Double_t zoom, Double_t dolly, Double_t center[3], Double_t hRotate, Double_t vRotate)
Set an orthographic camera to supplied configuration - note this does not need to be the current came...
Definition: TGLViewer.cxx:1891
void DrawGuides()
Draw reference marker and coordinate axes.
Definition: TGLViewer.cxx:1155
void SetPointScale(Float_t s)
Definition: TGLViewer.h:254
const TGLRect & RefViewport() const
Definition: TGLViewer.h:249
void UseDefaultColorSet(Bool_t x)
Set usage of the default color set.
Definition: TGLViewer.cxx:1649
void SetStereoZeroParallax(Float_t f)
Definition: TGLViewer.h:293
virtual void EndScene()
Definition: TGLViewer.h:212
Float_t fMaxSceneDrawTimeHQ
timer for triggering redraws
Definition: TGLViewer.h:136
Bool_t RequestSecondarySelect(Int_t x, Int_t y)
Request secondary select.
Definition: TGLViewer.cxx:1381
TGedEditor * fGedEditor
event handler
Definition: TGLViewer.h:120
TGLSelectRecord & GetSelRec()
Definition: TGLViewer.h:389
void SetViewport(Int_t x, Int_t y, Int_t width, Int_t height)
Set viewer viewport (window area) with bottom/left at (x,y), with dimensions 'width'/'height'.
Definition: TGLViewer.cxx:1721
Bool_t GetSmartRefresh() const
Definition: TGLViewer.h:229
Float_t fPointScale
color-set with light background
Definition: TGLViewer.h:142
TGLColorSet fLightColorSet
color-set with dark background
Definition: TGLViewer.h:141
TGLClipSet * fClipSet
Definition: TGLViewer.h:109
void SetSmoothLines(Bool_t s)
Definition: TGLViewer.h:259
Bool_t fStereo
Definition: TGLViewer.h:100
virtual void PreRender()
Initialize objects that influence rendering.
Definition: TGLViewer.cxx:482
virtual void UnMouseOver(TObject *obj, UInt_t state)
Emit UnMouseOver signal.
Definition: TGLViewer.cxx:2136
virtual void ResetCamerasAfterNextUpdate()
Definition: TGLViewer.h:221
TVirtualPad * fPad
Definition: TGLViewer.h:78
virtual void ReClicked(TObject *obj, UInt_t button, UInt_t state)
Emit ReClicked signal with button id and modifier state.
Definition: TGLViewer.cxx:2168
Bool_t fResetCamerasOnNextUpdate
Definition: TGLViewer.h:192
Float_t GetLineScale() const
Definition: TGLViewer.h:253
Bool_t fSmoothPoints
width scale for lines
Definition: TGLViewer.h:144
void SetClipAutoUpdate(Bool_t x)
Definition: TGLViewer.h:264
TGLOrthoCamera fOrthoZnOXCamera
Definition: TGLViewer.h:95
Float_t fMaxSceneDrawTimeLQ
max time for scene rendering at high LOD (in ms)
Definition: TGLViewer.h:137
Bool_t fSmoothLines
smooth point edge rendering
Definition: TGLViewer.h:145
TGLManipSet * fSelectedPShapeRef
select record from last secondary select (should go to context)
Definition: TGLViewer.h:114
TString fPictureFileName
Definition: TGLViewer.h:158
void ClearCurrentOvlElm()
Reset current overlay-element to zero, eventually notifying the old one that the mouse has left.
Definition: TGLViewer.cxx:2317
Bool_t GetIgnoreSizesOnUpdate() const
Definition: TGLViewer.h:354
TGLColorSet & ColorSet()
Definition: TGLViewer.h:234
void ApplySelection()
Process result from last selection (in fSelRec) and extract a new current selection from it.
Definition: TGLViewer.cxx:1471
TGLColorSet fDarkColorSet
viewport - drawn area
Definition: TGLViewer.h:140
void InitSecondaryObjects()
Common initialization.
Definition: TGLViewer.cxx:239
Bool_t DoSecondarySelect(Int_t x, Int_t y)
Secondary selection.
Definition: TGLViewer.cxx:1396
void UseDarkColorSet()
Use the dark color-set.
Definition: TGLViewer.cxx:1614
Float_t GetFader() const
Definition: TGLViewer.h:348
virtual Bool_t BuildingScene() const
Definition: TGLViewer.h:211
TGLLightSet * fLightSet
Definition: TGLViewer.h:107
virtual void SetGedEditor(TGedEditor *ed)
Definition: TGLViewer.h:381
Bool_t RequestSelect(Int_t x, Int_t y)
Post request for selection render pass viewer, picking objects around the window point (x,...
Definition: TGLViewer.cxx:1305
void SetClearColor(Color_t col)
Set background method.
Definition: TGLViewer.cxx:1671
Bool_t DoOverlaySelect(Int_t x, Int_t y)
Perform GL selection, picking overlay objects only.
Definition: TGLViewer.cxx:1507
Bool_t fDrawCameraCenter
reference position
Definition: TGLViewer.h:150
void ReinitializeCurrentCamera(const TGLVector3 &hAxis, const TGLVector3 &vAxis, Bool_t redraw=kTRUE)
Change base-vectors defining the camera-base transformation of current camera.
Definition: TGLViewer.cxx:1986
Bool_t IsColorSetDark() const
Returns true if current color set is dark.
Definition: TGLViewer.cxx:1708
virtual void DoubleClicked()
Definition: TGLViewer.h:375
Bool_t fIgnoreSizesOnUpdate
for embedded gl viewer
Definition: TGLViewer.h:190
void PostDraw()
Perform GL work which must be done after each draw.
Definition: TGLViewer.cxx:1241
TGLAutoRotator * GetAutoRotator()
Get the auto-rotator for this viewer.
Definition: TGLViewer.cxx:1998
Bool_t GetResetCamerasOnUpdate() const
Definition: TGLViewer.h:357
void PickCameraCenter()
Definition: TGLViewer.h:279
TGLPerspectiveCamera fPerspectiveCameraXOZ
Definition: TGLViewer.h:85
const TGLPhysicalShape * GetSelected() const
Return selected physical shape.
Definition: TGLViewer.cxx:2083
Bool_t fSmartRefresh
markup size of viewport in scene units
Definition: TGLViewer.h:153
Float_t fStereoFrustumAsymFac
Definition: TGLViewer.h:104
Bool_t fDebugMode
cache logicals during scene rebuilds
Definition: TGLViewer.h:156
TGLOrthoCamera fOrthoXnOYCamera
Definition: TGLViewer.h:92
Float_t GetMaxSceneDrawTimeHQ() const
Definition: TGLViewer.h:307
static Bool_t fgUseDefaultColorSetForNewViewers
a shared, default color-set
Definition: TGLViewer.h:162
void GetGuideState(Int_t &axesType, Bool_t &axesDepthTest, Bool_t &referenceOn, Double_t *referencePos) const
Fetch the state of guides (axes & reference markers) into arguments.
Definition: TGLViewer.cxx:2044
TGLSelectRecord fCurrentSelRec
Definition: TGLViewer.h:111
void PickAnnotate()
Definition: TGLViewer.h:280
TGLViewer & operator=(const TGLViewer &)=delete
TGLViewer(const TGLViewer &)=delete
void SetPictureFileName(const TString &f)
Definition: TGLViewer.h:347
void DoDrawMono(Bool_t swap_buffers)
Draw out in monoscopic mode.
Definition: TGLViewer.cxx:625
Bool_t fStereoQuadBuf
use stereo rendering
Definition: TGLViewer.h:101
virtual void BeginScene()
Definition: TGLViewer.h:210
@ kCameraPerspXOY
Definition: TGLViewer.h:61
@ kCameraPerspXOZ
Definition: TGLViewer.h:61
@ kCameraOrthoXnOZ
Definition: TGLViewer.h:63
@ kCameraPerspYOZ
Definition: TGLViewer.h:61
@ kCameraOrthoZnOY
Definition: TGLViewer.h:63
@ kCameraOrthoZOY
Definition: TGLViewer.h:62
@ kCameraOrthoXOY
Definition: TGLViewer.h:62
@ kCameraOrthoZOX
Definition: TGLViewer.h:62
@ kCameraOrthoZnOX
Definition: TGLViewer.h:63
@ kCameraOrthoXOZ
Definition: TGLViewer.h:62
@ kCameraOrthoXnOY
Definition: TGLViewer.h:63
virtual Bool_t OpenComposite(const TBuffer3D &, Bool_t *=0)
Definition: TGLViewer.h:215
TGLContextIdentity * fGLCtxId
for embedded gl viewer
Definition: TGLViewer.h:187
Int_t fGLDevice
Definition: TGLViewer.h:186
static void UseDefaultColorSetForNewViewers(Bool_t x)
Sets static flag that determines if new viewers should use the default color-set.
Definition: TGLViewer.cxx:1690
const char * GetPictureFileName() const
Definition: TGLViewer.h:346
TGLOvlSelectRecord fOvlSelRec
current overlay element
Definition: TGLViewer.h:117
TGLOverlayElement * fCurrentOvlElm
Definition: TGLViewer.h:116
void SetResetCamerasOnUpdate(Bool_t v)
Definition: TGLViewer.h:358
void SwapBuffers() const
Swap GL buffers.
Definition: TGLViewer.cxx:1287
void ResetCurrentCamera()
Resets position/rotation of current camera to default values.
Definition: TGLViewer.cxx:357
TGLWidget * GetGLWidget()
Definition: TGLViewer.h:223
GL window with context.
Definition: TGLWidget.h:28
An abstract interface to image processing library.
Definition: TImage.h:29
Mother of all ROOT objects.
Definition: TObject.h:37
This is the ROOT implementation of the Qt object communication mechanism (see also http://www....
Definition: TQObject.h:48
void Emit(const char *signal, const T &arg)
Activate signal with single parameter.
Definition: TQObject.h:164
Basic string class.
Definition: TString.h:136
const char * Data() const
Definition: TString.h:369
Handles synchronous and a-synchronous timer events.
Definition: TTimer.h:51
virtual void TurnOff()
Remove timer from system timer list.
Definition: TTimer.cxx:229
virtual void Start(Long_t milliSec=-1, Bool_t singleShot=kFALSE)
Starts the timer with a milliSec timeout.
Definition: TTimer.cxx:211
TVirtualPad is an abstract base class for the Pad and Canvas classes.
Definition: TVirtualPad.h:51
Abstract 3D shapes viewer.
Double_t y[n]
Definition: legend1.C:17
Double_t x[n]
Definition: legend1.C:17
static constexpr double s
auto * m
Definition: textangle.C:8