lars/geant4
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Import Geant4 10.3.0 source tree

Browse Source
This commit is contained in:
Gabriele Cosmo
2016-12-09 12:35:28 +01:00
parent 4ec577e5c4
commit a3452e42ac
3514 changed files with 210500 additions and 89628 deletions
Download Patch File Download Diff File Expand all files Collapse all files
source/geometry/solids/specific/src/G4UPolycone.cc
+327 -7
View File
@@ -34,7 +34,12 @@
#if ( defined(G4GEOM_USE_USOLIDS) || defined(G4GEOM_USE_PARTIAL_USOLIDS) )
#include "G4GeomTools.hh"
#include "G4AffineTransform.hh"
#include "G4VPVParameterisation.hh"
#include "G4BoundingEnvelope.hh"
using namespace CLHEP;
////////////////////////////////////////////////////////////////////////
//
@@ -50,6 +55,28 @@ G4UPolycone::G4UPolycone( const G4String& name,
: G4USolid(name, new UPolycone(name, phiStart, phiTotal,
numZPlanes, zPlane, rInner, rOuter))
{
wrStart = phiStart; while (wrStart < 0) wrStart += twopi;
wrDelta = phiTotal;
if (wrDelta <= 0 || wrDelta >= twopi*(1-DBL_EPSILON))
{
wrStart = 0;
wrDelta = twopi;
}
rzcorners.resize(0);
for (G4int i=0; i<numZPlanes; ++i)
{
G4double z = zPlane[i];
G4double r = rOuter[i];
rzcorners.push_back(G4TwoVector(r,z));
}
for (G4int i=numZPlanes-1; i>=0; --i)
{
G4double z = zPlane[i];
G4double r = rInner[i];
rzcorners.push_back(G4TwoVector(r,z));
}
std::vector<G4int> iout;
G4GeomTools::RemoveRedundantVertices(rzcorners,iout,2*kCarTolerance);
}
@@ -65,6 +92,20 @@ G4UPolycone::G4UPolycone(const G4String& name,
const G4double z[] )
: G4USolid(name, new UPolycone(name, phiStart, phiTotal, numRZ, r, z))
{
wrStart = phiStart; while (wrStart < 0) wrStart += twopi;
wrDelta = phiTotal;
if (wrDelta <= 0 || wrDelta >= twopi*(1-DBL_EPSILON))
{
wrStart = 0;
wrDelta = twopi;
}
rzcorners.resize(0);
for (G4int i=0; i<numRZ; ++i)
{
rzcorners.push_back(G4TwoVector(r[i],z[i]));
}
std::vector<G4int> iout;
G4GeomTools::RemoveRedundantVertices(rzcorners,iout,2*kCarTolerance);
}
@@ -95,6 +136,9 @@ G4UPolycone::~G4UPolycone()
G4UPolycone::G4UPolycone( const G4UPolycone &source )
: G4USolid( source )
{
wrStart = source.wrStart;
wrDelta = source.wrDelta;
rzcorners = source.rzcorners;
}
@@ -107,7 +151,10 @@ G4UPolycone &G4UPolycone::operator=( const G4UPolycone &source )
if (this == &source) return *this;
G4USolid::operator=( source );
wrStart = source.wrStart;
wrDelta = source.wrDelta;
rzcorners = source.rzcorners;
return *this;
}
@@ -118,24 +165,48 @@ G4UPolycone &G4UPolycone::operator=( const G4UPolycone &source )
//
G4double G4UPolycone::GetStartPhi() const
{
return GetShape()->GetStartPhi();
return wrStart;
}
G4double G4UPolycone::GetEndPhi() const
{
return GetShape()->GetEndPhi();
return (wrStart + wrDelta);
}
G4double G4UPolycone::GetSinStartPhi() const
{
if (!IsOpen()) return 0;
G4double phi = GetStartPhi();
return std::sin(phi);
}
G4double G4UPolycone::GetCosStartPhi() const
{
if (!IsOpen()) return 1;
G4double phi = GetStartPhi();
return std::cos(phi);
}
G4double G4UPolycone::GetSinEndPhi() const
{
if (!IsOpen()) return 0;
G4double phi = GetEndPhi();
return std::sin(phi);
}
G4double G4UPolycone::GetCosEndPhi() const
{
if (!IsOpen()) return 1;
G4double phi = GetEndPhi();
return std::cos(phi);
}
G4bool G4UPolycone::IsOpen() const
{
return GetShape()->IsOpen();
return (wrDelta < twopi);
}
G4int G4UPolycone::GetNumRZCorner() const
{
return GetShape()->GetNumRZCorner();
return rzcorners.size();
}
G4PolyconeSideRZ G4UPolycone::GetCorner(G4int index) const
{
UPolyconeSideRZ pside = GetShape()->GetCorner(index);
G4PolyconeSideRZ psiderz = { pside.r, pside.z };
G4TwoVector rz = rzcorners.at(index);
G4PolyconeSideRZ psiderz = { rz.x(), rz.y() };
return psiderz;
}
@@ -166,6 +237,29 @@ void G4UPolycone::SetOriginalParameters(G4PolyconeHistorical* pars)
pdata->Rmax[i] = pars->Rmax[i];
}
fRebuildPolyhedron = true;
wrStart = pdata->fStartAngle; while (wrStart < 0) wrStart += twopi;
wrDelta = pdata->fOpeningAngle;
if (wrDelta <= 0 || wrDelta >= twopi*(1-DBL_EPSILON))
{
wrStart = 0;
wrDelta = twopi;
}
rzcorners.resize(0);
for (G4int i=0; i<pdata->fNumZPlanes; ++i)
{
G4double z = pdata->fZValues[i];
G4double r = pdata->Rmax[i];
rzcorners.push_back(G4TwoVector(r,z));
}
for (G4int i=pdata->fNumZPlanes-1; i>=0; --i)
{
G4double z = pdata->fZValues[i];
G4double r = pdata->Rmin[i];
rzcorners.push_back(G4TwoVector(r,z));
}
std::vector<G4int> iout;
G4GeomTools::RemoveRedundantVertices(rzcorners,iout,2*kCarTolerance);
}
G4bool G4UPolycone::Reset()
{
@@ -195,6 +289,232 @@ G4VSolid* G4UPolycone::Clone() const
return new G4UPolycone(*this);
}
//////////////////////////////////////////////////////////////////////////
//
// Get bounding box
void G4UPolycone::Extent(G4ThreeVector& pMin, G4ThreeVector& pMax) const
{
static G4bool checkBBox = true;
static G4bool checkPhi = true;
G4double rmin = kInfinity, rmax = -kInfinity;
G4double zmin = kInfinity, zmax = -kInfinity;
for (G4int i=0; i<GetNumRZCorner(); ++i)
{
G4PolyconeSideRZ corner = GetCorner(i);
if (corner.r < rmin) rmin = corner.r;
if (corner.r > rmax) rmax = corner.r;
if (corner.z < zmin) zmin = corner.z;
if (corner.z > zmax) zmax = corner.z;
}
if (IsOpen())
{
G4TwoVector vmin,vmax;
G4GeomTools::DiskExtent(rmin,rmax,
GetSinStartPhi(),GetCosStartPhi(),
GetSinEndPhi(),GetCosEndPhi(),
vmin,vmax);
pMin.set(vmin.x(),vmin.y(),zmin);
pMax.set(vmax.x(),vmax.y(),zmax);
}
else
{
pMin.set(-rmax,-rmax, zmin);
pMax.set( rmax, rmax, zmax);
}
// Check correctness of the bounding box
//
if (pMin.x() >= pMax.x() || pMin.y() >= pMax.y() || pMin.z() >= pMax.z())
{
std::ostringstream message;
message << "Bad bounding box (min >= max) for solid: "
<< GetName() << " !"
<< "\npMin = " << pMin
<< "\npMax = " << pMax;
G4Exception("G4UPolycone::Extent()", "GeomMgt0001", JustWarning, message);
StreamInfo(G4cout);
}
// Check consistency of bounding boxes
//
if (checkBBox)
{
UVector3 vmin, vmax;
GetShape()->Extent(vmin,vmax);
if (std::abs(pMin.x()-vmin.x()) > kCarTolerance ||
std::abs(pMin.y()-vmin.y()) > kCarTolerance ||
std::abs(pMin.z()-vmin.z()) > kCarTolerance ||
std::abs(pMax.x()-vmax.x()) > kCarTolerance ||
std::abs(pMax.y()-vmax.y()) > kCarTolerance ||
std::abs(pMax.z()-vmax.z()) > kCarTolerance)
{
std::ostringstream message;
message << "Inconsistency in bounding boxes for solid: "
<< GetName() << " !"
<< "\nBBox min: wrapper = " << pMin << " solid = " << vmin
<< "\nBBox max: wrapper = " << pMax << " solid = " << vmax;
G4Exception("G4UPolycone::Extent()", "GeomMgt0001", JustWarning, message);
checkBBox = false;
}
}
// Check consistency of angles
//
if (checkPhi)
{
if (GetStartPhi() != GetShape()->GetStartPhi() ||
GetEndPhi() != GetShape()->GetEndPhi() ||
IsOpen() != GetShape()->IsOpen())
{
std::ostringstream message;
message << "Inconsistency in Phi angles or # of sides for solid: "
<< GetName() << " !"
<< "\nPhi start : wrapper = " << GetStartPhi()
<< " solid = " << GetShape()->GetStartPhi()
<< "\nPhi end : wrapper = " << GetEndPhi()
<< " solid = " << GetShape()->GetEndPhi()
<< "\nPhi is open: wrapper = " << (IsOpen() ? "true" : "false")
<< " solid = " << (GetShape()->IsOpen() ? "true" : "false");
G4Exception("G4UPolycone::Extent()", "GeomMgt0001", JustWarning, message);
checkPhi = false;
}
}
}
//////////////////////////////////////////////////////////////////////////
//
// Calculate extent under transform and specified limit
G4bool G4UPolycone::CalculateExtent(const EAxis pAxis,
const G4VoxelLimits& pVoxelLimit,
const G4AffineTransform& pTransform,
G4double& pMin, G4double& pMax) const
{
G4ThreeVector bmin, bmax;
G4bool exist;
// Check bounding box (bbox)
//
Extent(bmin,bmax);
G4BoundingEnvelope bbox(bmin,bmax);
#ifdef G4BBOX_EXTENT
if (true) return bbox.CalculateExtent(pAxis,pVoxelLimit,pTransform,pMin,pMax);
#endif
if (bbox.BoundingBoxVsVoxelLimits(pAxis,pVoxelLimit,pTransform,pMin,pMax))
{
return exist = (pMin < pMax) ? true : false;
}
// To find the extent, RZ contour of the polycone is subdivided
// in triangles. The extent is calculated as cumulative extent of
// all sub-polycones formed by rotation of triangles around Z
//
G4TwoVectorList contourRZ;
G4TwoVectorList triangles;
std::vector<G4int> iout;
G4double eminlim = pVoxelLimit.GetMinExtent(pAxis);
G4double emaxlim = pVoxelLimit.GetMaxExtent(pAxis);
// get RZ contour, ensure anticlockwise order of corners
for (G4int i=0; i<GetNumRZCorner(); ++i)
{
G4PolyconeSideRZ corner = GetCorner(i);
contourRZ.push_back(G4TwoVector(corner.r,corner.z));
}
G4GeomTools::RemoveRedundantVertices(contourRZ,iout,2*kCarTolerance);
G4double area = G4GeomTools::PolygonArea(contourRZ);
if (area < 0.) std::reverse(contourRZ.begin(),contourRZ.end());
// triangulate RZ countour
if (!G4GeomTools::TriangulatePolygon(contourRZ,triangles))
{
std::ostringstream message;
message << "Triangulation of RZ contour has failed for solid: "
<< GetName() << " !"
<< "\nExtent has been calculated using boundary box";
G4Exception("G4UPolycone::CalculateExtent()",
"GeomMgt1002", JustWarning, message);
return bbox.CalculateExtent(pAxis,pVoxelLimit,pTransform,pMin,pMax);
}
// set trigonometric values
const G4int NSTEPS = 24; // number of steps for whole circle
G4double astep = (360/NSTEPS)*deg; // max angle for one step
G4double sphi = GetStartPhi();
G4double ephi = GetEndPhi();
G4double dphi = IsOpen() ? ephi-sphi : twopi;
G4int ksteps = (dphi <= astep) ? 1 : (G4int)((dphi-deg)/astep) + 1;
G4double ang = dphi/ksteps;
G4double sinHalf = std::sin(0.5*ang);
G4double cosHalf = std::cos(0.5*ang);
G4double sinStep = 2.*sinHalf*cosHalf;
G4double cosStep = 1. - 2.*sinHalf*sinHalf;
G4double sinStart = GetSinStartPhi();
G4double cosStart = GetCosStartPhi();
G4double sinEnd = GetSinEndPhi();
G4double cosEnd = GetCosEndPhi();
// define vectors and arrays
std::vector<const G4ThreeVectorList *> polygons;
polygons.resize(ksteps+2);
G4ThreeVectorList pols[NSTEPS+2];
for (G4int k=0; k<ksteps+2; ++k) pols[k].resize(6);
for (G4int k=0; k<ksteps+2; ++k) polygons[k] = &pols[k];
G4double r0[6],z0[6]; // contour with original edges of triangle
G4double r1[6]; // shifted radii of external edges of triangle
// main loop along triangles
pMin = kInfinity;
pMax =-kInfinity;
G4int ntria = triangles.size()/3;
for (G4int i=0; i<ntria; ++i)
{
G4int i3 = i*3;
for (G4int k=0; k<3; ++k)
{
G4int e0 = i3+k, e1 = (k<2) ? e0+1 : i3;
G4int k2 = k*2;
// set contour with original edges of triangle
r0[k2+0] = triangles[e0].x(); z0[k2+0] = triangles[e0].y();
r0[k2+1] = triangles[e1].x(); z0[k2+1] = triangles[e1].y();
// set shifted radii
r1[k2+0] = r0[k2+0];
r1[k2+1] = r0[k2+1];
if (z0[k2+1] - z0[k2+0] <= 0) continue;
r1[k2+0] /= cosHalf;
r1[k2+1] /= cosHalf;
}
// rotate countour, set sequence of 6-sided polygons
G4double sinCur = sinStart*cosHalf + cosStart*sinHalf;
G4double cosCur = cosStart*cosHalf - sinStart*sinHalf;
for (G4int j=0; j<6; ++j) pols[0][j].set(r0[j]*cosStart,r0[j]*sinStart,z0[j]);
for (G4int k=1; k<ksteps+1; ++k)
{
for (G4int j=0; j<6; ++j) pols[k][j].set(r1[j]*cosCur,r1[j]*sinCur,z0[j]);
G4double sinTmp = sinCur;
sinCur = sinCur*cosStep + cosCur*sinStep;
cosCur = cosCur*cosStep - sinTmp*sinStep;
}
for (G4int j=0; j<6; ++j) pols[ksteps+1][j].set(r0[j]*cosEnd,r0[j]*sinEnd,z0[j]);
// set sub-envelope and adjust extent
G4double emin,emax;
G4BoundingEnvelope benv(polygons);
if (!benv.CalculateExtent(pAxis,pVoxelLimit,pTransform,emin,emax)) continue;
if (emin < pMin) pMin = emin;
if (emax > pMax) pMax = emax;
if (eminlim > pMin && emaxlim < pMax) return true; // max possible extent
}
return (pMin < pMax);
}
////////////////////////////////////////////////////////////////////////
//