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Reference Guide
TEveGeoShape.cxx
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1// @(#)root/eve:$Id$
2// Author: Matevz Tadel 2007
3
4/*************************************************************************
5 * Copyright (C) 1995-2007, 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 *************************************************************************/
11
12#include "TEveGeoShape.h"
13#include "TEveTrans.h"
14#include "TEveManager.h"
16#include "TEveProjections.h"
18
19#include "TEveGeoShapeExtract.h"
20#include "TEveGeoPolyShape.h"
21
22#include "TROOT.h"
23#include "TBuffer3D.h"
24#include "TBuffer3DTypes.h"
25#include "TVirtualViewer3D.h"
26#include "TColor.h"
27#include "TFile.h"
28
29#include "TGeoShape.h"
30#include "TGeoVolume.h"
31#include "TGeoNode.h"
32#include "TGeoShapeAssembly.h"
33#include "TGeoCompositeShape.h"
34#include "TGeoBoolNode.h"
35#include "TGeoManager.h"
36#include "TGeoMatrix.h"
37#include "TVirtualGeoPainter.h"
38
39namespace
40{
41 TGeoManager* init_geo_mangeur()
42 {
43 // Create a phony geo manager that can be used for storing free
44 // shapes. Otherwise shapes register themselves to current
45 // geo-manager (or even create one).
46
48 TGeoIdentity *old_id = gGeoIdentity;
49 gGeoManager = 0;
50 TGeoManager* mgr = new TGeoManager();
51 mgr->SetNameTitle("TEveGeoShape::fgGeoMangeur",
52 "Static geo manager used for wrapped TGeoShapes.");
53 gGeoIdentity = new TGeoIdentity("Identity");
54 gGeoManager = old;
55 gGeoIdentity = old_id;
56 return mgr;
57 }
58
59 TGeoHMatrix localGeoHMatrixIdentity;
60}
61
62/** \class TEveGeoShape
63\ingroup TEve
64Wrapper for TGeoShape with absolute positioning and color
65attributes allowing display of extracted TGeoShape's (without an
66active TGeoManager) and simplified geometries (needed for non-linear
67projections).
68
69TGeoCompositeShapes and TGeoAssemblies are supported.
70
71If fNSegments data-member is < 2 (0 by default), the default number of
72segments is used for tesselation and special GL objects are
73instantiated for selected shapes (spheres, tubes). If fNSegments is > 2,
74it gets forwarded to geo-manager and this tesselation detail is
75used when creating the buffer passed to GL.
76*/
77
79
80TGeoManager* TEveGeoShape::fgGeoMangeur = init_geo_mangeur();
81
82////////////////////////////////////////////////////////////////////////////////
83/// Return static geo-manager that is used internally to make shapes
84/// lead a happy life.
85/// Set gGeoManager to this object when creating TGeoShapes to be
86/// passed into TEveGeoShapes.
87
89{
90 return fgGeoMangeur;
91}
92
93////////////////////////////////////////////////////////////////////////////////
94/// Return static identity matrix in homogeneous representation.
95/// This is needed because TGeoCompositeShape::PaintComposite()
96/// assumes TGeoShape::fgTransform is a TGeoHMatrix and we need to pass in
97/// an identity matrix when painting a composite shape.
98
100{
101 return &localGeoHMatrixIdentity;
102}
103
104////////////////////////////////////////////////////////////////////////////////
105/// Constructor.
106
107TEveGeoShape::TEveGeoShape(const char* name, const char* title) :
108 TEveShape (name, title),
109 fNSegments (0),
110 fShape (0),
111 fCompositeShape (0)
112{
114}
115
116////////////////////////////////////////////////////////////////////////////////
117/// Destructor.
118
120{
121 SetShape(0);
122}
123
124////////////////////////////////////////////////////////////////////////////////
125/// Create derived TEveGeoShape form a TGeoCompositeShape.
126
128{
130}
131
132////////////////////////////////////////////////////////////////////////////////
133/// Set number of segments.
134
136{
137 if (s != fNSegments && fCompositeShape != 0)
138 {
139 delete fShape;
141 }
142 fNSegments = s;
143}
144
145////////////////////////////////////////////////////////////////////////////////
146/// Set TGeoShape shown by this object.
147///
148/// The shape is owned by TEveGeoShape but TGeoShape::fUniqueID is
149/// used for reference counting so you can pass the same shape to
150/// several TEveGeoShapes.
151///
152/// If it if is taken from an existing TGeoManager, manually
153/// increase the fUniqueID before passing it to TEveGeoShape.
154
156{
158
159 if (fCompositeShape)
160 {
161 delete fShape;
163 }
164 if (fShape)
165 {
167 if (fShape->GetUniqueID() == 0)
168 {
169 delete fShape;
170 }
171 }
172 fShape = s;
173 if (fShape)
174 {
176 fCompositeShape = dynamic_cast<TGeoCompositeShape*>(fShape);
177 if (fCompositeShape)
178 {
180 }
181 }
182}
183
184////////////////////////////////////////////////////////////////////////////////
185/// Compute bounding-box.
186
188{
189 TGeoBBox *bb = dynamic_cast<TGeoBBox*>(fShape);
190 if (bb)
191 {
192 BBoxInit();
193 const Double_t *o = bb->GetOrigin();
194 BBoxCheckPoint(o[0] - bb->GetDX(), o[0] - bb->GetDY(), o[0] - bb->GetDZ());
195 BBoxCheckPoint(o[0] + bb->GetDX(), o[0] + bb->GetDY(), o[0] + bb->GetDZ());
196 }
197 else
198 {
199 BBoxZero();
200 }
201}
202
203////////////////////////////////////////////////////////////////////////////////
204/// Paint object.
205
207{
208 static const TEveException eh("TEveGeoShape::Paint ");
209
210 if (fShape == 0)
211 return;
212
214
215 if (fCompositeShape)
216 {
218
220 buff.fID = this;
221 buff.fColor = GetMainColor();
224 buff.fLocalFrame = kTRUE; // Always enforce local frame (no geo manager).
225 buff.SetAABoundingBox(fCompositeShape->GetOrigin(), halfLengths);
227
228 Bool_t paintComponents = kTRUE;
229
230 // Start a composite shape, identified by this buffer
231 if (TBuffer3D::GetCSLevel() == 0)
232 paintComponents = gPad->GetViewer3D()->OpenComposite(buff);
233
235
236 // Paint the boolean node - will add more buffers to viewer
239 if (paintComponents) fCompositeShape->GetBoolNode()->Paint("");
241 // Close the composite shape
242 if (TBuffer3D::DecCSLevel() == 0)
243 gPad->GetViewer3D()->CloseComposite();
244 }
245 else
246 {
249
250 buff.fID = this;
251 buff.fColor = GetMainColor();
254 buff.fLocalFrame = kTRUE; // Always enforce local frame (no geo manager).
255
257 if (fNSegments > 2)
259 fShape->GetBuffer3D(sections, kTRUE);
260
261 Int_t reqSec = gPad->GetViewer3D()->AddObject(buff);
262
263 if (reqSec != TBuffer3D::kNone) {
264 // This shouldn't happen, but I suspect it does sometimes.
265 if (reqSec & TBuffer3D::kCore)
266 Warning(eh, "Core section required again for shape='%s'. This shouldn't happen.", GetName());
267 fShape->GetBuffer3D(reqSec, kTRUE);
268 reqSec = gPad->GetViewer3D()->AddObject(buff);
269 }
270
271 if (reqSec != TBuffer3D::kNone)
272 Warning(eh, "Extra section required: reqSec=%d, shape=%s.", reqSec, GetName());
273 }
274}
275
276////////////////////////////////////////////////////////////////////////////////
277/// Save the shape tree as TEveGeoShapeExtract.
278/// File is always recreated.
279/// This function is obsolete, use SaveExtractInstead().
280
281void TEveGeoShape::Save(const char* file, const char* name)
282{
283 Warning("Save()", "This function is deprecated, use SaveExtract() instead.");
285}
286
287////////////////////////////////////////////////////////////////////////////////
288/// Save the shape tree as TEveGeoShapeExtract.
289/// File is always recreated.
290
291void TEveGeoShape::SaveExtract(const char* file, const char* name)
292{
293 TEveGeoShapeExtract* gse = DumpShapeTree(this, 0);
294
295 TFile f(file, "RECREATE");
296 gse->Write(name);
297 f.Close();
298}
299
300////////////////////////////////////////////////////////////////////////////////
301/// Write the shape tree as TEveGeoShapeExtract to current directory.
302
304{
305 TEveGeoShapeExtract* gse = DumpShapeTree(this, 0);
306 gse->Write(name);
307}
308
309////////////////////////////////////////////////////////////////////////////////
310/// Export this shape and its descendants into a geoshape-extract.
311
313 TEveGeoShapeExtract* parent)
314{
315 TEveGeoShapeExtract* she = new TEveGeoShapeExtract(gsre->GetName(), gsre->GetTitle());
316 she->SetTrans(gsre->RefMainTrans().Array());
317 {
318 Int_t ci = gsre->GetFillColor();
319 TColor *c = gROOT->GetColor(ci);
320 Float_t rgba[4] = { 1, 0, 0, Float_t(1 - gsre->GetMainTransparency()/100.) };
321 if (c)
322 {
323 rgba[0] = c->GetRed();
324 rgba[1] = c->GetGreen();
325 rgba[2] = c->GetBlue();
326 }
327 she->SetRGBA(rgba);
328 }
329 {
330 Int_t ci = gsre->GetLineColor();
331 TColor *c = gROOT->GetColor(ci);
332 Float_t rgba[4] = { 1, 0, 0, 1 };
333 if (c)
334 {
335 rgba[0] = c->GetRed();
336 rgba[1] = c->GetGreen();
337 rgba[2] = c->GetBlue();
338 }
339 she->SetRGBALine(rgba);
340 }
341 she->SetRnrSelf(gsre->GetRnrSelf());
342 she->SetRnrElements(gsre->GetRnrChildren());
343 she->SetRnrFrame(gsre->GetDrawFrame());
344 she->SetMiniFrame(gsre->GetMiniFrame());
345 she->SetShape(gsre->GetShape());
346 if (gsre->HasChildren())
347 {
348 TList* ele = new TList();
349 she->SetElements(ele);
350 she->GetElements()->SetOwner(true);
352 while (i != gsre->EndChildren()) {
353 TEveGeoShape* l = dynamic_cast<TEveGeoShape*>(*i);
354 DumpShapeTree(l, she);
355 i++;
356 }
357 }
358 if (parent)
359 parent->GetElements()->Add(she);
360
361 return she;
362}
363
364////////////////////////////////////////////////////////////////////////////////
365/// Import a shape extract 'gse' under element 'parent'.
366
368 TEveElement* parent)
369{
372 TEveGeoShape* gsre = SubImportShapeExtract(gse, parent);
373 gsre->ElementChanged();
374 return gsre;
375}
376
377////////////////////////////////////////////////////////////////////////////////
378/// Recursive version for importing a shape extract tree.
379
381 TEveElement* parent)
382{
383 TEveGeoShape* gsre = new TEveGeoShape(gse->GetName(), gse->GetTitle());
384 gsre->RefMainTrans().SetFromArray(gse->GetTrans());
385 const Float_t* rgba = gse->GetRGBA();
386 gsre->SetMainColorRGB(rgba[0], rgba[1], rgba[2]);
387 gsre->SetMainAlpha(rgba[3]);
388 rgba = gse->GetRGBALine();
389 gsre->SetLineColor(TColor::GetColor(rgba[0], rgba[1], rgba[2]));
390 gsre->SetRnrSelf(gse->GetRnrSelf());
391 gsre->SetRnrChildren(gse->GetRnrElements());
392 gsre->SetDrawFrame(gse->GetRnrFrame());
393 gsre->SetMiniFrame(gse->GetMiniFrame());
394 gsre->SetShape(gse->GetShape());
395
396 if (parent)
397 parent->AddElement(gsre);
398
399 if (gse->HasElements())
400 {
401 TIter next(gse->GetElements());
403 while ((chld = (TEveGeoShapeExtract*) next()) != 0)
404 SubImportShapeExtract(chld, gsre);
405 }
406
407 return gsre;
408}
409
410////////////////////////////////////////////////////////////////////////////////
411/// Return class for projected objects:
412/// - 2D projections: TEvePolygonSetProjected,
413/// - 3D projections: TEveGeoShapeProjected.
414/// Virtual from TEveProjectable.
415
417{
418 if (p->Is2D())
420 else
422}
423
424////////////////////////////////////////////////////////////////////////////////
425/// Create a TBuffer3D suitable for presentation of the shape.
426/// Transformation matrix is also applied.
427
429{
430 if (fShape == 0) return 0;
431
432 if (dynamic_cast<TGeoShapeAssembly*>(fShape)) {
433 // TGeoShapeAssembly makes a bad TBuffer3D.
434 return 0;
435 }
436
438
439 TBuffer3D* buff = fShape->MakeBuffer3D();
440 TEveTrans& mx = RefMainTrans();
441 if (mx.GetUseTrans())
442 {
443 Int_t n = buff->NbPnts();
444 Double_t* pnts = buff->fPnts;
445 for(Int_t k = 0; k < n; ++k)
446 {
447 mx.MultiplyIP(&pnts[3*k]);
448 }
449 }
450 return buff;
451}
452
453
454/** \class TEveGeoShapeProjected
455\ingroup TEve
456A 3D projected TEveGeoShape.
457*/
458
460
461////////////////////////////////////////////////////////////////////////////////
462/// Constructor.
463
465 TEveShape("TEveGeoShapeProjected"),
466 fBuff(0)
467{
468}
469
470////////////////////////////////////////////////////////////////////////////////
471/// Destructor.
472
474{
475 delete fBuff;
476}
477
478////////////////////////////////////////////////////////////////////////////////
479/// This should never be called as this class is only used for 3D
480/// projections.
481/// The implementation is required as this metod is abstract.
482/// Just emits a warning if called.
483
485{
486 Warning("SetDepthLocal", "This function only exists to fulfill an abstract interface.");
487}
488
489////////////////////////////////////////////////////////////////////////////////
490/// This is virtual method from base-class TEveProjected.
491
493 TEveProjectable* model)
494{
496
497 TEveGeoShape* gre = dynamic_cast<TEveGeoShape*>(fProjectable);
498 CopyVizParams(gre);
499}
500
501////////////////////////////////////////////////////////////////////////////////
502/// This is virtual method from base-class TEveProjected.
503
505{
506 TEveGeoShape *gre = dynamic_cast<TEveGeoShape*>(fProjectable);
508
509 delete fBuff;
510 fBuff = gre->MakeBuffer3D();
511
512 if (fBuff)
513 {
515
516 Double_t *p = fBuff->fPnts;
517 for (UInt_t i = 0; i < fBuff->NbPnts(); ++i, p+=3)
518 {
519 prj->ProjectPointdv(p, 0);
520 }
521 }
522
523 ResetBBox();
524}
525
526////////////////////////////////////////////////////////////////////////////////
527/// Override of virtual method from TAttBBox.
528
530{
531 if (fBuff && fBuff->NbPnts() > 0)
532 {
533 BBoxInit();
534
535 Double_t *p = fBuff->fPnts;
536 for (UInt_t i = 0; i < fBuff->NbPnts(); ++i, p+=3)
537 {
538 BBoxCheckPoint(p[0], p[1], p[2]);
539 }
540 }
541 else
542 {
543 BBoxZero();
544 }
545}
void Class()
Definition: Class.C:29
#define f(i)
Definition: RSha256.hxx:104
#define c(i)
Definition: RSha256.hxx:101
const Bool_t kFALSE
Definition: RtypesCore.h:90
double Double_t
Definition: RtypesCore.h:57
float Float_t
Definition: RtypesCore.h:55
const Bool_t kTRUE
Definition: RtypesCore.h:89
const char Option_t
Definition: RtypesCore.h:64
#define ClassImp(name)
Definition: Rtypes.h:361
R__EXTERN TEveManager * gEve
Definition: TEveManager.h:243
char name[80]
Definition: TGX11.cxx:109
R__EXTERN TGeoManager * gGeoManager
Definition: TGeoManager.h:600
R__EXTERN TGeoIdentity * gGeoIdentity
Definition: TGeoMatrix.h:478
#define gROOT
Definition: TROOT.h:406
#define gPad
Definition: TVirtualPad.h:287
void BBoxCheckPoint(Float_t x, Float_t y, Float_t z)
Definition: TAttBBox.h:58
void ResetBBox()
Definition: TAttBBox.h:46
void BBoxZero(Float_t epsilon=0, Float_t x=0, Float_t y=0, Float_t z=0)
Create cube of volume (2*epsilon)^3 at (x,y,z).
Definition: TAttBBox.cxx:42
void BBoxInit(Float_t infinity=1e6)
Dynamic Float_t[6] X(min,max), Y(min,max), Z(min,max)
Definition: TAttBBox.cxx:29
Generic 3D primitive description class.
Definition: TBuffer3D.h:18
UInt_t NbPnts() const
Definition: TBuffer3D.h:80
@ kBoundingBox
Definition: TBuffer3D.h:51
@ kShapeSpecific
Definition: TBuffer3D.h:52
@ kRawSizes
Definition: TBuffer3D.h:53
static UInt_t DecCSLevel()
Decrement CS level.
Definition: TBuffer3D.cxx:512
static UInt_t GetCSLevel()
Return CS level.
Definition: TBuffer3D.cxx:496
void SetSectionsValid(UInt_t mask)
Definition: TBuffer3D.h:65
Bool_t fLocalFrame
Definition: TBuffer3D.h:90
Int_t fColor
Definition: TBuffer3D.h:88
static void IncCSLevel()
Increment CS level.
Definition: TBuffer3D.cxx:504
Short_t fTransparency
Definition: TBuffer3D.h:89
void SetAABoundingBox(const Double_t origin[3], const Double_t halfLengths[3])
Set fBBVertex in kBoundingBox section to a axis aligned (local) BB using supplied origin and box half...
Definition: TBuffer3D.cxx:320
TObject * fID
Definition: TBuffer3D.h:87
Double_t * fPnts
Definition: TBuffer3D.h:112
TClass instances represent classes, structs and namespaces in the ROOT type system.
Definition: TClass.h:80
virtual void SetOwner(Bool_t enable=kTRUE)
Set whether this collection is the owner (enable==true) of its content.
The color creation and management class.
Definition: TColor.h:19
static Int_t GetColor(const char *hexcolor)
Static method returning color number for color specified by hex color string of form: "#rrggbb",...
Definition: TColor.cxx:1769
Base class for TEveUtil visualization elements, providing hierarchy management, rendering control and...
Definition: TEveElement.h:34
virtual void InitMainTrans(Bool_t can_edit=kTRUE)
Initialize the main transformation to identity matrix.
virtual void AddElement(TEveElement *el)
Add el to the list of children.
virtual TEveTrans & RefMainTrans()
Return reference to main transformation.
List_i EndChildren()
Definition: TEveElement.h:165
Bool_t HasChildren() const
Definition: TEveElement.h:169
virtual Bool_t SetRnrChildren(Bool_t rnr)
Set render state of this element's children, i.e.
void SetMainColorRGB(UChar_t r, UChar_t g, UChar_t b)
Convert RGB values to Color_t and call SetMainColor.
void SetMainAlpha(Float_t alpha)
Set main-transparency via float alpha variable.
virtual Color_t GetMainColor() const
Definition: TEveElement.h:270
virtual void ElementChanged(Bool_t update_scenes=kTRUE, Bool_t redraw=kFALSE)
Call this after an element has been changed so that the state can be propagated around the framework.
virtual Bool_t GetRnrChildren() const
Definition: TEveElement.h:255
virtual Char_t GetMainTransparency() const
Definition: TEveElement.h:279
virtual Bool_t GetRnrSelf() const
Definition: TEveElement.h:254
List_i BeginChildren()
Definition: TEveElement.h:164
List_t::iterator List_i
Definition: TEveElement.h:70
virtual Bool_t SetRnrSelf(Bool_t rnr)
Set render state of this element, i.e.
Exception class thrown by TEve classes and macros.
Definition: TEveUtil.h:102
Exception safe wrapper for setting gGeoManager.
Definition: TEveUtil.h:142
static TEveGeoPolyShape * Construct(TGeoCompositeShape *cshp, Int_t n_seg)
Static constructor from a composite shape.
Globally positioned TGeoShape with rendering attributes and an optional list of daughter shape-extrac...
void SetShape(TGeoShape *s)
void SetMiniFrame(Bool_t r)
Bool_t HasElements()
True if has at least one element.
void SetRGBA(const Float_t arr[4])
Set RGBA color.
void SetRGBALine(const Float_t arr[4])
Set RGBA color for line.
void SetRnrElements(Bool_t r)
void SetRnrSelf(Bool_t r)
void SetTrans(const Double_t arr[16])
Set transformation matrix.
void SetElements(TList *e)
void SetRnrFrame(Bool_t r)
A 3D projected TEveGeoShape.
Definition: TEveGeoShape.h:76
TEveGeoShapeProjected()
Constructor.
virtual void ComputeBBox()
Override of virtual method from TAttBBox.
virtual void UpdateProjection()
This is virtual method from base-class TEveProjected.
virtual void SetProjection(TEveProjectionManager *proj, TEveProjectable *model)
This is virtual method from base-class TEveProjected.
virtual void SetDepthLocal(Float_t d)
This should never be called as this class is only used for 3D projections.
virtual ~TEveGeoShapeProjected()
Destructor.
Wrapper for TGeoShape with absolute positioning and color attributes allowing display of extracted TG...
Definition: TEveGeoShape.h:24
TEveGeoShape(const TEveGeoShape &)
virtual TBuffer3D * MakeBuffer3D()
Create a TBuffer3D suitable for presentation of the shape.
void SetShape(TGeoShape *s)
Set TGeoShape shown by this object.
TEveGeoShapeExtract * DumpShapeTree(TEveGeoShape *geon, TEveGeoShapeExtract *parent=0)
Export this shape and its descendants into a geoshape-extract.
void SetNSegments(Int_t s)
Set number of segments.
void Save(const char *file, const char *name="Extract")
Save the shape tree as TEveGeoShapeExtract.
static TGeoManager * GetGeoMangeur()
Return static geo-manager that is used internally to make shapes lead a happy life.
Int_t fNSegments
Definition: TEveGeoShape.h:30
virtual void ComputeBBox()
Compute bounding-box.
virtual void Paint(Option_t *option="")
Paint object.
TGeoCompositeShape * fCompositeShape
Definition: TEveGeoShape.h:32
virtual TClass * ProjectedClass(const TEveProjection *p) const
Return class for projected objects:
void SaveExtract(const char *file, const char *name)
Save the shape tree as TEveGeoShapeExtract.
static TGeoHMatrix * GetGeoHMatrixIdentity()
Return static identity matrix in homogeneous representation.
static TEveGeoShape * SubImportShapeExtract(TEveGeoShapeExtract *gse, TEveElement *parent)
Recursive version for importing a shape extract tree.
static TGeoManager * fgGeoMangeur
Temporary holder (if passed shape is composite shape).
Definition: TEveGeoShape.h:34
TGeoShape * fShape
Definition: TEveGeoShape.h:31
TGeoShape * MakePolyShape()
Create derived TEveGeoShape form a TGeoCompositeShape.
static TEveGeoShape * ImportShapeExtract(TEveGeoShapeExtract *gse, TEveElement *parent=0)
Import a shape extract 'gse' under element 'parent'.
TGeoShape * GetShape() const
Definition: TEveGeoShape.h:49
virtual ~TEveGeoShape()
Destructor.
void WriteExtract(const char *name)
Write the shape tree as TEveGeoShapeExtract to current directory.
Abstract base-class for non-linear projectable objects.
TEveProjectable * fProjectable
TEveProjectionManager * fManager
virtual void SetProjection(TEveProjectionManager *mng, TEveProjectable *model)
Sets projection manager and reference in the projectable object.
Manager class for steering of projections and managing projected objects.
TEveProjection * GetProjection()
Base-class for non-linear projections.
virtual Bool_t Is2D() const =0
void ProjectPointdv(Double_t *v, Float_t d)
Project double array.
Abstract base-class for 2D/3D shapes.
Definition: TEveShape.h:25
virtual void SetLineColor(Color_t c)
Definition: TEveShape.h:60
virtual void CopyVizParams(const TEveElement *el)
Copy visualization parameters from element el.
Definition: TEveShape.cxx:70
virtual Bool_t GetMiniFrame() const
Definition: TEveShape.h:57
virtual Bool_t GetDrawFrame() const
Definition: TEveShape.h:55
virtual Color_t GetFillColor() const
Definition: TEveShape.h:52
virtual Color_t GetLineColor() const
Definition: TEveShape.h:53
virtual void SetDrawFrame(Bool_t f)
Definition: TEveShape.h:62
virtual void SetMiniFrame(Bool_t r)
Definition: TEveShape.h:64
TEveTrans is a 4x4 transformation matrix for homogeneous coordinates stored internally in a column-ma...
Definition: TEveTrans.h:27
void SetFromArray(const Double_t arr[16])
Set matrix from Double_t array.
Definition: TEveTrans.cxx:178
Bool_t GetUseTrans() const
Definition: TEveTrans.h:168
void SetBuffer3D(TBuffer3D &buff)
Fill transformation part TBuffer3D core section.
Definition: TEveTrans.cxx:1049
void MultiplyIP(TVector3 &v, Double_t w=1) const
Multiply vector in-place.
Definition: TEveTrans.cxx:729
Double_t * Array()
Definition: TEveTrans.h:94
A ROOT file is a suite of consecutive data records (TKey instances) with a well defined format.
Definition: TFile.h:53
Box class.
Definition: TGeoBBox.h:18
virtual const Double_t * GetOrigin() const
Definition: TGeoBBox.h:73
virtual Double_t GetDX() const
Definition: TGeoBBox.h:70
virtual Double_t GetDZ() const
Definition: TGeoBBox.h:72
virtual Double_t GetDY() const
Definition: TGeoBBox.h:71
void Paint(Option_t *option) override
Special schema for feeding the 3D buffers to the painter client.
Class handling Boolean composition of shapes.
TGeoBoolNode * GetBoolNode() const
Matrix class used for computing global transformations Should NOT be used for node definition.
Definition: TGeoMatrix.h:421
An identity transformation.
Definition: TGeoMatrix.h:384
The manager class for any TGeo geometry.
Definition: TGeoManager.h:43
Geometrical transformation package.
Definition: TGeoMatrix.h:41
The shape encapsulating an assembly (union) of volumes.
Base abstract class for all shapes.
Definition: TGeoShape.h:26
virtual const TBuffer3D & GetBuffer3D(Int_t reqSections, Bool_t localFrame) const
Stub implementation to avoid forcing implementation at this stage.
Definition: TGeoShape.cxx:689
static void SetTransform(TGeoMatrix *matrix)
Set current transformation matrix that applies to shape.
Definition: TGeoShape.cxx:544
static TGeoMatrix * GetTransform()
Returns current transformation matrix that applies to shape.
Definition: TGeoShape.cxx:536
virtual TBuffer3D * MakeBuffer3D() const
Definition: TGeoShape.h:143
A doubly linked list.
Definition: TList.h:44
virtual void Add(TObject *obj)
Definition: TList.h:87
virtual const char * GetTitle() const
Returns title of object.
Definition: TNamed.h:48
virtual const char * GetName() const
Returns name of object.
Definition: TNamed.h:47
virtual void SetNameTitle(const char *name, const char *title)
Set all the TNamed parameters (name and title).
Definition: TNamed.cxx:154
virtual Int_t Write(const char *name=0, Int_t option=0, Int_t bufsize=0)
Write this object to the current directory.
Definition: TObject.cxx:796
virtual UInt_t GetUniqueID() const
Return the unique object id.
Definition: TObject.cxx:375
virtual void Warning(const char *method, const char *msgfmt,...) const
Issue warning message.
Definition: TObject.cxx:877
virtual void SetUniqueID(UInt_t uid)
Set the unique object id.
Definition: TObject.cxx:705
const Int_t n
Definition: legend1.C:16
static constexpr double s
Definition: file.py:1
auto * l
Definition: textangle.C:4