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This commit is contained in:
Gabriele Cosmo
2016-06-08 16:18:25 +02:00
parent 36c080dca6
commit 921d3b1cda
3990 changed files with 185376 additions and 82884 deletions
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source/visualization/modeling/src/G4BoundingSphereScene.cc
+40 -22
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@@ -21,8 +21,8 @@
// ********************************************************************
//
//
// $Id: G4BoundingSphereScene.cc,v 1.4.4.1 2001/06/28 19:16:20 gunter Exp $
// GEANT4 tag $Name: $
// $Id: G4BoundingSphereScene.cc,v 1.8 2001/07/25 21:10:22 johna Exp $
// GEANT4 tag $Name: geant4-04-00 $
//
//
// John Allison 7th June 1997
@@ -31,9 +31,11 @@
#include "G4BoundingSphereScene.hh"
#include "G4VSolid.hh"
#include "G4PhysicalVolumeModel.hh"
#include "G4Vector3D.hh"
G4BoundingSphereScene::G4BoundingSphereScene ():
G4BoundingSphereScene::G4BoundingSphereScene (G4VModel* pModel):
fpModel (pModel),
fRadius (-1.),
fpObjectTransformation (0)
{}
@@ -51,17 +53,18 @@ G4VisExtent G4BoundingSphereScene::GetBoundingSphereExtent () {
}
void G4BoundingSphereScene::Accrue (const G4VSolid& solid) {
const G4VisExtent& thisExtent = solid.GetExtent ();
G4Point3D thisCentre = thisExtent.GetExtentCentre ();
const G4VisExtent& newExtent = solid.GetExtent ();
G4Point3D newCentre = newExtent.GetExtentCentre ();
if (fpObjectTransformation) {
thisCentre.transform (*fpObjectTransformation);
newCentre.transform (*fpObjectTransformation);
}
const G4double thisRadius = thisExtent.GetExtentRadius ();
AccrueBoundingSphere (thisCentre, thisRadius);
/***********************************************
G4cout << "G4BoundingSphereScene::Accrue: centre: " << fCentre
<< ", radius: " << fRadius << G4endl;
***********************************************/
const G4double newRadius = newExtent.GetExtentRadius ();
AccrueBoundingSphere (newCentre, newRadius);
// Curtail descent - can assume daughters are contained within mother...
G4PhysicalVolumeModel* pPVM = fpModel->GetG4PhysicalVolumeModel();
if (pPVM) pPVM->CurtailDescent();
}
void G4BoundingSphereScene::ResetBoundingSphere () {
@@ -71,28 +74,43 @@ void G4BoundingSphereScene::ResetBoundingSphere () {
}
void G4BoundingSphereScene::AccrueBoundingSphere
(const G4Point3D& thisCentre,
G4double thisRadius) {
(const G4Point3D& newCentre,
G4double newRadius) {
if (fRadius < 0 ) { // First time.
fCentre = thisCentre;
fRadius = thisRadius;
fCentre = newCentre;
fRadius = newRadius;
}
else {
G4Vector3D join = thisCentre - fCentre;
G4Vector3D join = newCentre - fCentre;
if (join == G4Vector3D (0., 0., 0.)) { // Centres coincide.
if (fRadius < thisRadius) fRadius = thisRadius;
if (fRadius < newRadius) fRadius = newRadius;
}
else if (join.mag () + thisRadius <= fRadius) { // Inside accrued sphere.
else if (join.mag () + newRadius <= fRadius) { // Inside accrued sphere.
// Do nothing.
}
else {
G4Vector3D unitJoin = join.unit ();
G4Point3D extremity1 = fCentre - fRadius * unitJoin;
G4Point3D extremity2 = thisCentre + thisRadius * unitJoin;
G4Point3D oldExtremity1 = fCentre - fRadius * unitJoin;
G4Point3D newExtremity1 = newCentre - newRadius * unitJoin;
G4Point3D oldExtremity2 = fCentre + fRadius * unitJoin;
G4Point3D newExtremity2 = newCentre + newRadius * unitJoin;
G4Point3D extremity1;
if (oldExtremity1 * unitJoin < newExtremity1 * unitJoin) {
extremity1 = oldExtremity1;
}
else {
extremity1 = newExtremity1;
}
G4Point3D extremity2;
if (oldExtremity2 * unitJoin > newExtremity2 * unitJoin) {
extremity2 = oldExtremity2;
}
else {
extremity2 = newExtremity2;
}
fCentre = 0.5 * (extremity2 + extremity1);
fRadius = 0.5 * (extremity2 - extremity1).mag ();
}
}
}