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boxset.C File Reference
Tutorials » Visualisation tutorials » Event display tutorials

Detailed Description

Demonstrates usage of REveBoxSet class.

TEveBoxSet *boxset(Float_t x = 0, Float_t y = 0, Float_t z = 0, Int_t num = 100, Bool_t registerSet = kTRUE)
{
TEveManager::Create();
TRandom r(0);
auto pal = new TEveRGBAPalette(0, 130);
auto frm = new TEveFrameBox();
frm->SetAABoxCenterHalfSize(0, 0, 0, 12, 12, 12);
frm->SetFrameColor(kCyan);
frm->SetBackColorRGBA(120, 120, 120, 20);
frm->SetDrawBack(kTRUE);
auto q = new TEveBoxSet("BoxSet");
q->SetPalette(pal);
q->SetFrame(frm);
q->Reset(TEveBoxSet::kBT_AABox, kFALSE, 64);
for (Int_t i = 0; i < num; ++i) {
q->AddBox(r.Uniform(-10, 10), r.Uniform(-10, 10), r.Uniform(-10, 10), r.Uniform(0.2, 1), r.Uniform(0.2, 1),
r.Uniform(0.2, 1));
q->DigitValue(r.Uniform(0, 130));
}
q->RefitPlex();
TEveTrans &t = q->RefMainTrans();
t.SetPos(x, y, z);
// Uncomment these two lines to get internal highlight / selection.
q->SetPickable(1);
q->SetAlwaysSecSelect(1);
if (registerSet) {
gEve->AddElement(q);
gEve->Redraw3D(kTRUE);
}
return q;
}
TEveBoxSet *boxset_colisval(Float_t x = 0, Float_t y = 0, Float_t z = 0, Int_t num = 100, Bool_t registerSet = kTRUE)
{
TEveManager::Create();
TRandom r(0);
auto q = new TEveBoxSet("BoxSet");
q->Reset(TEveBoxSet::kBT_AABox, kTRUE, 64);
for (Int_t i = 0; i < num; ++i) {
q->AddBox(r.Uniform(-10, 10), r.Uniform(-10, 10), r.Uniform(-10, 10), r.Uniform(0.2, 1), r.Uniform(0.2, 1),
r.Uniform(0.2, 1));
q->DigitColor(r.Uniform(20, 255), r.Uniform(20, 255), r.Uniform(20, 255), r.Uniform(20, 255));
}
q->RefitPlex();
TEveTrans &t = q->RefMainTrans();
t.SetPos(x, y, z);
if (registerSet) {
gEve->AddElement(q);
gEve->Redraw3D(kTRUE);
}
return q;
}
TEveBoxSet *
boxset_single_color(Float_t x = 0, Float_t y = 0, Float_t z = 0, Int_t num = 100, Bool_t registerSet = kTRUE)
{
TEveManager::Create();
TRandom r(0);
auto q = new TEveBoxSet("BoxSet");
q->UseSingleColor();
q->SetMainColor(kCyan - 2);
q->SetMainTransparency(50);
q->Reset(TEveBoxSet::kBT_AABox, kFALSE, 64);
for (Int_t i = 0; i < num; ++i) {
q->AddBox(r.Uniform(-10, 10), r.Uniform(-10, 10), r.Uniform(-10, 10), r.Uniform(0.2, 1), r.Uniform(0.2, 1),
r.Uniform(0.2, 1));
}
q->RefitPlex();
TEveTrans &t = q->RefMainTrans();
t.SetPos(x, y, z);
if (registerSet) {
gEve->AddElement(q);
gEve->Redraw3D(kTRUE);
}
return q;
}
TEveBoxSet *boxset_freebox(Int_t num = 100, Bool_t registerSet = kTRUE)
{
TEveManager::Create();
TRandom r(0);
auto pal = new TEveRGBAPalette(0, 130);
auto q = new TEveBoxSet("BoxSet");
q->SetPalette(pal);
q->Reset(TEveBoxSet::kBT_FreeBox, kFALSE, 64);
#define RND_BOX(x) (Float_t) r.Uniform(-(x), (x))
Float_t verts[24];
for (Int_t i = 0; i < num; ++i) {
Float_t x = RND_BOX(10);
Float_t y = RND_BOX(10);
Float_t z = RND_BOX(10);
Float_t a = r.Uniform(0.2, 0.5);
Float_t d = 0.05;
Float_t verts[24] = {x - a + RND_BOX(d), y - a + RND_BOX(d), z - a + RND_BOX(d), x - a + RND_BOX(d),
y + a + RND_BOX(d), z - a + RND_BOX(d), x + a + RND_BOX(d), y + a + RND_BOX(d),
z - a + RND_BOX(d), x + a + RND_BOX(d), y - a + RND_BOX(d), z - a + RND_BOX(d),
x - a + RND_BOX(d), y - a + RND_BOX(d), z + a + RND_BOX(d), x - a + RND_BOX(d),
y + a + RND_BOX(d), z + a + RND_BOX(d), x + a + RND_BOX(d), y + a + RND_BOX(d),
z + a + RND_BOX(d), x + a + RND_BOX(d), y - a + RND_BOX(d), z + a + RND_BOX(d)};
q->AddBox(verts);
q->DigitValue(r.Uniform(0, 130));
}
q->RefitPlex();
#undef RND_BOX
// Uncomment these two lines to get internal highlight / selection.
q->SetPickable(1);
q->SetAlwaysSecSelect(1);
if (registerSet) {
gEve->AddElement(q);
gEve->Redraw3D(kTRUE);
}
return q;
}
TEveBoxSet *boxset_hex(Float_t x = 0, Float_t y = 0, Float_t z = 0, Int_t num = 100, Bool_t registerSet = kTRUE)
{
TEveManager::Create();
TRandom r(0);
auto q = new TEveBoxSet("BoxSet");
q->Reset(TEveBoxSet::kBT_Hex, kTRUE, 64);
for (Int_t i = 0; i < num; ++i) {
q->AddHex(TEveVector(r.Uniform(-10, 10), r.Uniform(-10, 10), r.Uniform(-10, 10)), r.Uniform(0.2, 1),
r.Uniform(0, 60), r.Uniform(0.2, 5));
q->DigitColor(r.Uniform(20, 255), r.Uniform(20, 255), r.Uniform(20, 255), r.Uniform(20, 255));
}
q->RefitPlex();
q->SetPickable(true);
q->SetAlwaysSecSelect(true);
TEveTrans &t = q->RefMainTrans();
t.SetPos(x, y, z);
if (registerSet) {
gEve->AddElement(q);
gEve->Redraw3D(kTRUE);
}
return q;
}
d
#define d(i)
Definition RSha256.hxx:102
a
#define a(i)
Definition RSha256.hxx:99
Bool_t
bool Bool_t
Definition RtypesCore.h:63
Int_t
int Int_t
Definition RtypesCore.h:45
Float_t
float Float_t
Definition RtypesCore.h:57
kFALSE
constexpr Bool_t kFALSE
Definition RtypesCore.h:94
kTRUE
constexpr Bool_t kTRUE
Definition RtypesCore.h:93
kCyan
@ kCyan
Definition Rtypes.h:66
TRangeDynCast
ROOT::Detail::TRangeCast< T, true > TRangeDynCast
TRangeDynCast is an adapter class that allows the typed iteration through a TCollection.
Definition TCollection.h:358
gEve
R__EXTERN TEveManager * gEve
Definition TEveManager.h:243
TEveVector
TEveVectorT< Float_t > TEveVector
Definition TEveVector.h:123
r
Option_t Option_t TPoint TPoint const char GetTextMagnitude GetFillStyle GetLineColor GetLineWidth GetMarkerStyle GetTextAlign GetTextColor GetTextSize void char Point_t Rectangle_t WindowAttributes_t Float_t r
Definition TGWin32VirtualXProxy.cxx:168
q
float * q
Definition THbookFile.cxx:89
TEveBoxSet
Collection of 3D primitives (fixed-size boxes, boxes of different sizes, or arbitrary sexto-epipeds,...
Definition TEveBoxSet.h:22
TEveFrameBox
Description of a 2D or 3D frame that can be used to visually group a set of objects.
Definition TEveFrameBox.h:19
TEveManager::AddElement
void AddElement(TEveElement *element, TEveElement *parent=nullptr)
Add an element.
Definition TEveManager.cxx:527
TEveManager::Create
static TEveManager * Create(Bool_t map_window=kTRUE, Option_t *opt="FIV")
If global TEveManager* gEve is not set initialize it.
Definition TEveManager.cxx:887
TEveManager::Redraw3D
void Redraw3D(Bool_t resetCameras=kFALSE, Bool_t dropLogicals=kFALSE)
Definition TEveManager.h:168
TEveRGBAPalette
A generic, speed-optimised mapping from value to RGBA color supporting different wrapping and range t...
Definition TEveRGBAPalette.h:25
TEveTrans
TEveTrans is a 4x4 transformation matrix for homogeneous coordinates stored internally in a column-ma...
Definition TEveTrans.h:27
TEveTrans::SetPos
void SetPos(Double_t x, Double_t y, Double_t z)
Set position (base-vec 4).
Definition TEveTrans.cxx:506
TRandom
This is the base class for the ROOT Random number generators.
Definition TRandom.h:27
RND_BOX
#define RND_BOX(x)
y
Double_t y[n]
Definition legend1.C:17
x
Double_t x[n]
Definition legend1.C:17
Author
Matevz Tadel

Definition in file boxset.C.