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DDPixFwdBlades Class Reference
Inheritance diagram for DDPixFwdBlades:

Public Member Functions

 DDPixFwdBlades ()
 
void execute (DDCompactView &cpv) override
 
void initialize (const DDNumericArguments &nArgs, const DDVectorArguments &vArgs, const DDMapArguments &mArgs, const DDStringArguments &sArgs, const DDStringVectorArguments &vsArgs) override
 
 ~DDPixFwdBlades () override
 

Private Member Functions

void computeNippleParameters (double endcap)
 
int issueCopyNumber ()
 

Private Attributes

double ancorRadius
 
double bladeAngle
 
double bladeZShift
 
string childName
 
string childRotationName
 
vector< double > childTranslationVector
 
map< string, int > copyNumbers
 
double endcap
 
string flagSelector
 
string flagString
 
string idNameSpace
 
double jX
 
double jY
 
double jZ
 
double kX
 
double kY
 
double kZ
 
int nBlades
 
CLHEP::HepRotation * nippleRotationZMinus
 
CLHEP::HepRotation * nippleRotationZPlus
 
double nippleTranslationX
 
double nippleTranslationY
 
double nippleTranslationZ
 
double zPlane
 

Detailed Description

Definition at line 83 of file DDPixFwdBlades.cc.

Constructor & Destructor Documentation

◆ DDPixFwdBlades()

DDPixFwdBlades::DDPixFwdBlades ( )

Definition at line 134 of file DDPixFwdBlades.cc.

134 {}

◆ ~DDPixFwdBlades()

DDPixFwdBlades::~DDPixFwdBlades ( )
override

Definition at line 135 of file DDPixFwdBlades.cc.

135 {}

Member Function Documentation

◆ computeNippleParameters()

void DDPixFwdBlades::computeNippleParameters ( double  endcap)
private

Definition at line 332 of file DDPixFwdBlades.cc.

References funct::cos(), DDrot(), SiPixelRawToDigiRegional_cfi::deltaPhi, makeMuonMisalignmentScenario::endcap, and funct::sin().

332  {
333  double effBladeAngle = endcap * bladeAngle;
334 
335  CLHEP::Hep3Vector jC; // Point J in the "cover" blade frame
336  CLHEP::Hep3Vector kB; // Point K in the "body" blade frame
337  string rotNameNippleToCover;
338  string rotNameCoverToNipple;
339  string rotNameNippleToBody;
340 
341  if (endcap > 0.) {
342  jC = CLHEP::Hep3Vector(jX, jY + ancorRadius, jZ);
343  kB = CLHEP::Hep3Vector(kX, kY + ancorRadius, kZ);
344  rotNameNippleToCover = "NippleToCoverZPlus";
345  rotNameCoverToNipple = "CoverToNippleZPlus";
346  rotNameNippleToBody = "NippleToBodyZPlus";
347  } else {
348  jC = CLHEP::Hep3Vector(-jX, jY + ancorRadius, jZ);
349  kB = CLHEP::Hep3Vector(-kX, kY + ancorRadius, kZ);
350  rotNameNippleToCover = "NippleToCoverZMinus";
351  rotNameCoverToNipple = "CoverToNippleZMinus";
352  rotNameNippleToBody = "NippleToBodyZMinus";
353  }
354 
355  // Z-shift from "cover" to "body" blade frame:
356 
357  CLHEP::Hep3Vector tCB(bladeZShift * sin(effBladeAngle), 0., bladeZShift * cos(effBladeAngle));
358 
359  // Rotation from "cover" blade frame into "body" blade frame :
360 
361  double deltaPhi = endcap * (360. / nBlades) * CLHEP::deg;
362  CLHEP::HepRotation rCB(CLHEP::Hep3Vector(1. * sin(effBladeAngle), 0., 1. * cos(effBladeAngle)), deltaPhi);
363 
364  // Transform vector k into "cover" blade frame :
365 
366  CLHEP::Hep3Vector kC = rCB * (kB + tCB);
367 
368  // Vector JK in the "cover" blade frame:
369 
370  CLHEP::Hep3Vector jkC = kC - jC;
371  double jkLength = jkC.mag();
372  DDConstant JK(DDName("JK", "pixfwdNipple"), make_unique<double>(jkLength));
373  edm::LogVerbatim("PixelGeom") << "+++++++++++++++ DDPixFwdBlades: "
374  << "JK Length " << jkLength * CLHEP::mm;
375 
376  // Position of the center of a nipple in "cover" blade frame :
377 
378  CLHEP::Hep3Vector nippleTranslation((kC + jC) / 2. - CLHEP::Hep3Vector(0., ancorRadius, 0.));
379  if (endcap > 0) {
380  nippleTranslationX = nippleTranslation.x();
381  nippleTranslationY = nippleTranslation.y();
382  nippleTranslationZ = nippleTranslation.z();
383  }
384  edm::LogVerbatim("PixelGeom") << "Child translation : " << nippleTranslation;
385 
386  // Rotations from nipple frame to "cover" blade frame and back :
387 
388  CLHEP::Hep3Vector vZ(0., 0., 1.);
389  CLHEP::Hep3Vector axis = vZ.cross(jkC);
390  double angleCover = vZ.angle(jkC);
391  edm::LogVerbatim("PixelGeom") << " Angle to Cover: " << angleCover;
392  CLHEP::HepRotation* rpCN = new CLHEP::HepRotation(axis, angleCover);
393  if (endcap > 0.) {
394  nippleRotationZPlus = rpCN;
395  } else {
396  nippleRotationZMinus = rpCN;
397  }
398  //( endcap > 0. ? nippleRotationZPlus : nippleRotationZMinus ) = rpCN;
399 
400  DDrot(
401  DDName(rotNameCoverToNipple, "pixfwdNipple"),
402  make_unique<DDRotationMatrix>(
403  rpCN->xx(), rpCN->xy(), rpCN->xz(), rpCN->yx(), rpCN->yy(), rpCN->yz(), rpCN->zx(), rpCN->zy(), rpCN->zz()));
404  CLHEP::HepRotation rpNC(axis, -angleCover);
405  edm::LogVerbatim("PixelGeom") << "DDPixFwdBlades::Defines " << DDName(rotNameCoverToNipple, "pixfwdNipple")
406  << " with " << rpCN;
407  DDrot(DDName(rotNameNippleToCover, "pixfwdNipple"),
408  make_unique<DDRotationMatrix>(
409  rpNC.xx(), rpNC.xy(), rpNC.xz(), rpNC.yx(), rpNC.yy(), rpNC.yz(), rpNC.zx(), rpNC.zy(), rpNC.zz()));
410  edm::LogVerbatim("PixelGeom") << "DDPixFwdBlades::Defines " << DDName(rotNameNippleToCover, "pixfwdNipple")
411  << " with " << rpNC;
412 
413  // Rotation from nipple frame to "body" blade frame :
414 
415  CLHEP::HepRotation rpNB(rpNC * rCB);
416 
417  DDrot(DDName(rotNameNippleToBody, "pixfwdNipple"),
418  make_unique<DDRotationMatrix>(
419  rpNB.xx(), rpNB.xy(), rpNB.xz(), rpNB.yx(), rpNB.yy(), rpNB.yz(), rpNB.zx(), rpNB.zy(), rpNB.zz()));
420  edm::LogVerbatim("PixelGeom") << "DDPixFwdBlades::Defines " << DDName(rotNameNippleToBody, "pixfwdNipple") << " with "
421  << rpNB;
422  double angleBody = vZ.angle(rpNB * vZ);
423  edm::LogVerbatim("PixelGeom") << " Angle to body : " << angleBody;
424 }
Log< level::Info, true > LogVerbatim
double nippleTranslationZ
Sin< T >::type sin(const T &t)
Definition: Sin.h:22
DDName is used to identify DDD entities uniquely.
Definition: DDName.h:17
Cos< T >::type cos(const T &t)
Definition: Cos.h:22
double nippleTranslationX
CLHEP::HepRotation * nippleRotationZMinus
DDRotation DDrot(const DDName &name, std::unique_ptr< DDRotationMatrix > rot)
Definition of a uniquely identifiable rotation matrix named by DDName name.
Definition: DDRotation.cc:67
CLHEP::HepRotation * nippleRotationZPlus
double nippleTranslationY
a named constant corresponding to the DDL-XML tag <Constant> and <ConstantsVector> ...
Definition: DDConstant.h:18

◆ execute()

void DDPixFwdBlades::execute ( DDCompactView cpv)
override

Definition at line 214 of file DDPixFwdBlades.cc.

References submitPVValidationJobs::child, filterCSVwithJSON::copy, DDrot(), DDSplit(), SiPixelRawToDigiRegional_cfi::deltaPhi, makeMuonMisalignmentScenario::endcap, dqmdumpme::first, DDName::name(), class-composition::parent, DDCompactView::position(), idealTransformation::rotation, DDRotation::rotation(), edm::second(), to_string(), and x.

214  {
215  // -- Compute Nipple parameters if not already computed :
216 
217  if (!nippleRotationZPlus) {
218  computeNippleParameters(1.); // Z Plus endcap
219  computeNippleParameters(-1.); // Z Minus endcap
220  }
221  if (childName.empty())
222  return;
223 
224  // -- Signed versions of blade angle and z-shift :
225 
226  double effBladeAngle = -endcap * bladeAngle;
227  double effBladeZShift = endcap * bladeZShift;
228 
229  // -- Names of mother and child volumes :
230 
231  DDName mother = parent().name();
233 
234  // -- Get translation and rotation from "blade frame" to "child frame", if any :
235 
236  CLHEP::HepRotation childRotMatrix = CLHEP::HepRotation();
237  if (!childRotationName.empty()) {
239  // due to conversion to ROOT::Math::Rotation3D -- Michael Case
240  DD3Vector x, y, z;
241  childRotation.rotation().GetComponents(x, y, z); // these are the orthonormal columns.
242  CLHEP::HepRep3x3 tr(x.X(), y.X(), z.X(), x.Y(), y.Y(), z.Y(), x.Z(), y.Z(), z.Z());
243  childRotMatrix = CLHEP::HepRotation(tr);
244  } else if (childName == "pixfwdNipple:PixelForwardNippleZPlus") {
245  childRotMatrix = *nippleRotationZPlus;
246  } else if (childName == "pixfwdNipple:PixelForwardNippleZMinus") {
247  childRotMatrix = *nippleRotationZMinus;
248  }
249 
250  CLHEP::Hep3Vector childTranslation;
251  if (childName == "pixfwdNipple:PixelForwardNippleZPlus") {
252  childTranslation = CLHEP::Hep3Vector(nippleTranslationX, nippleTranslationY, nippleTranslationZ);
253  } else if (childName == "pixfwdNipple:PixelForwardNippleZMinus") {
254  childTranslation = CLHEP::Hep3Vector(-nippleTranslationX, nippleTranslationY, nippleTranslationZ);
255  } else {
256  childTranslation =
258  }
259 
260  // Create a matrix for rotation around blade axis (to "blade frame") :
261 
262  CLHEP::HepRotation bladeRotMatrix(CLHEP::Hep3Vector(0., 1., 0.), effBladeAngle);
263 
264  // Cycle over Phi positions, placing copies of the child volume :
265 
266  double deltaPhi = (360. / nBlades) * CLHEP::deg;
267  int nQuarter = nBlades / 4;
268  double zShiftMax = effBladeZShift * ((nQuarter - 1) / 2.);
269 
270  for (int iBlade = 0; iBlade < nBlades; iBlade++) {
271  // check if this blade position should be skipped :
272 
273  if (flagString[iBlade] != flagSelector[0])
274  continue;
275  int copy = issueCopyNumber();
276 
277  // calculate Phi and Z shift for this blade :
278 
279  double phi = (iBlade + 0.5) * deltaPhi - 90. * CLHEP::deg;
280  int iQuarter = iBlade % nQuarter;
281  double zShift = -zShiftMax + iQuarter * effBladeZShift;
282 
283  // compute rotation matrix from mother to blade frame :
284 
285  CLHEP::HepRotation rotMatrix(CLHEP::Hep3Vector(0., 0., 1.), phi);
286  rotMatrix *= bladeRotMatrix;
287 
288  // convert translation vector from blade frame to mother frame, and add Z shift :
289 
290  CLHEP::Hep3Vector translation = rotMatrix(childTranslation + CLHEP::Hep3Vector(0., ancorRadius, 0.));
291  translation += CLHEP::Hep3Vector(0., 0., zShift + zPlane);
292 
293  // create DDRotation for placing the child if not already existent :
294 
296  string rotstr = mother.name() + DDSplit(childName).first + to_string(copy);
298  edm::LogVerbatim("PixelGeom") << "DDPixFwdBlades: Rotation " << rotstr << " : " << rotation;
299 
300  if (!rotation) {
301  rotMatrix *= childRotMatrix;
302  rotation = DDrot(DDName(rotstr, idNameSpace),
303  make_unique<DDRotationMatrix>(rotMatrix.xx(),
304  rotMatrix.xy(),
305  rotMatrix.xz(),
306  rotMatrix.yx(),
307  rotMatrix.yy(),
308  rotMatrix.yz(),
309  rotMatrix.zx(),
310  rotMatrix.zy(),
311  rotMatrix.zz()));
312  }
313  // position the child :
314 
315  DDTranslation ddtran(translation.x(), translation.y(), translation.z());
316  cpv.position(child, mother, copy, ddtran, rotation);
317  edm::LogVerbatim("PixelGeom") << "DDPixFwdBlades::Position " << child << " copy " << copy << " in " << mother
318  << " with translation " << ddtran << " and rotation " << rotation;
319  }
320 
321  // End of cycle over Phi positions
322 }
Log< level::Info, true > LogVerbatim
double nippleTranslationZ
void position(const DDLogicalPart &self, const DDLogicalPart &parent, const std::string &copyno, const DDTranslation &trans, const DDRotation &rot, const DDDivision *div=nullptr)
void computeNippleParameters(double endcap)
DDName is used to identify DDD entities uniquely.
Definition: DDName.h:17
static std::string to_string(const XMLCh *ch)
Represents a uniquely identifyable rotation matrix.
Definition: DDTransform.h:57
ROOT::Math::DisplacementVector3D< ROOT::Math::Cartesian3D< double > > DD3Vector
U second(std::pair< T, U > const &p)
const std::string & name() const
Returns the name.
Definition: DDName.cc:41
string childRotationName
double nippleTranslationX
CLHEP::HepRotation * nippleRotationZMinus
DDRotation DDrot(const DDName &name, std::unique_ptr< DDRotationMatrix > rot)
Definition of a uniquely identifiable rotation matrix named by DDName name.
Definition: DDRotation.cc:67
CLHEP::HepRotation * nippleRotationZPlus
const DDRotationMatrix & rotation() const
Returns the read-only rotation-matrix.
Definition: DDTransform.h:81
vector< double > childTranslationVector
double nippleTranslationY
std::pair< std::string, std::string > DDSplit(const std::string &n)
split into (name,namespace), separator = &#39;:&#39;
Definition: DDSplit.cc:3
ROOT::Math::DisplacementVector3D< ROOT::Math::Cartesian3D< double > > DDTranslation
Definition: DDTranslation.h:7

◆ initialize()

void DDPixFwdBlades::initialize ( const DDNumericArguments nArgs,
const DDVectorArguments vArgs,
const DDMapArguments mArgs,
const DDStringArguments sArgs,
const DDStringVectorArguments vsArgs 
)
override

Definition at line 137 of file DDPixFwdBlades.cc.

References makeMuonMisalignmentScenario::endcap, and DDCurrentNamespace::ns().

141  {
142  if (nArgs.find("Endcap") != nArgs.end()) {
143  endcap = nArgs["Endcap"];
144  } else {
145  endcap = 1.;
146  }
147 
148  if (sArgs.find("FlagString") != sArgs.end()) {
149  flagString = sArgs["FlagString"];
150  flagSelector = sArgs["FlagSelector"];
151  } else {
152  flagString = "YYYYYYYYYYYYYYYYYYYYYYYY";
153  flagSelector = "Y";
154  }
155 
156  if (sArgs.find("Child") != sArgs.end()) {
157  childName = sArgs["Child"];
158  } else {
159  childName = "";
160  }
161 
162  if (vArgs.find("ChildTranslation") != vArgs.end()) {
163  childTranslationVector = vArgs["ChildTranslation"];
164  } else {
165  childTranslationVector = vector<double>(3, 0.);
166  }
167 
168  if (sArgs.find("ChildRotation") != sArgs.end()) {
169  childRotationName = sArgs["ChildRotation"];
170  } else {
171  childRotationName = "";
172  }
173 
175 
176  // -- Input geometry parameters : -----------------------------------------------------
177 
178  nBlades = 24; // Number of blades
179  bladeAngle = 20. * CLHEP::deg; // Angle of blade rotation around its axis
180  zPlane = 0.; // Common shift in Z for all blades (with respect to disk center plane)
181  bladeZShift = 6. * CLHEP::mm; // Shift in Z between the axes of two adjacent blades
182 
183  ancorRadius = 54.631 * CLHEP::mm; // Distance from beam line to ancor point defining center of "blade frame"
184 
185  // Coordinates of Nipple ancor points J and K in "blade frame" :
186 
187  jX = -16.25 * CLHEP::mm;
188  jY = 96.50 * CLHEP::mm;
189  jZ = 1.25 * CLHEP::mm;
190  kX = 16.25 * CLHEP::mm;
191  kY = 96.50 * CLHEP::mm;
192  kZ = -1.25 * CLHEP::mm;
193 
194  // -- Static initialization : -----------------------------------------------------------
195 
196  nippleRotationZPlus = nullptr;
197  nippleRotationZMinus = nullptr;
198  nippleTranslationX = 0.;
199  nippleTranslationY = 0.;
200  nippleTranslationZ = 0.;
201 
202  copyNumbers.clear();
203 
204  edm::LogVerbatim("PixelGeom") << "DDPixFwdBlades: Initialize with endcap " << endcap << " FlagString " << flagString
205  << " FlagSelector " << flagSelector << " Child " << childName << " ChildTranslation "
206  << childTranslationVector[0] << ":" << childTranslationVector[1] << ":"
207  << childTranslationVector[2] << " ChildRotation " << childRotationName << " NameSpace "
208  << idNameSpace << "\n nBlades " << nBlades << " bladeAngle " << bladeAngle
209  << " zPlane " << zPlane << " bladeZShift " << bladeZShift << " ancorRadius "
210  << ancorRadius << " jX|jY|jZ " << jX << ":" << jY << ":" << jZ << " kX|kY|kZ " << kX
211  << ":" << kY << ":" << kZ;
212 }
Log< level::Info, true > LogVerbatim
double nippleTranslationZ
static std::string & ns()
map< string, int > copyNumbers
string childRotationName
double nippleTranslationX
CLHEP::HepRotation * nippleRotationZMinus
CLHEP::HepRotation * nippleRotationZPlus
vector< double > childTranslationVector
double nippleTranslationY

◆ issueCopyNumber()

int DDPixFwdBlades::issueCopyNumber ( )
private

Definition at line 324 of file DDPixFwdBlades.cc.

324  {
325  if (copyNumbers.count(childName) == 0)
326  copyNumbers[childName] = 0;
327  return ++copyNumbers[childName];
328 }
map< string, int > copyNumbers

Member Data Documentation

◆ ancorRadius

double DDPixFwdBlades::ancorRadius
private

Definition at line 102 of file DDPixFwdBlades.cc.

◆ bladeAngle

double DDPixFwdBlades::bladeAngle
private

Definition at line 98 of file DDPixFwdBlades.cc.

◆ bladeZShift

double DDPixFwdBlades::bladeZShift
private

Definition at line 100 of file DDPixFwdBlades.cc.

◆ childName

string DDPixFwdBlades::childName
private

Definition at line 118 of file DDPixFwdBlades.cc.

◆ childRotationName

string DDPixFwdBlades::childRotationName
private

Definition at line 121 of file DDPixFwdBlades.cc.

◆ childTranslationVector

vector<double> DDPixFwdBlades::childTranslationVector
private

Definition at line 120 of file DDPixFwdBlades.cc.

◆ copyNumbers

map<string, int> DDPixFwdBlades::copyNumbers
private

Definition at line 124 of file DDPixFwdBlades.cc.

◆ endcap

double DDPixFwdBlades::endcap
private

Definition at line 113 of file DDPixFwdBlades.cc.

Referenced by geometryXMLparser.CSCAlignable::index().

◆ flagSelector

string DDPixFwdBlades::flagSelector
private

Definition at line 116 of file DDPixFwdBlades.cc.

◆ flagString

string DDPixFwdBlades::flagString
private

Definition at line 115 of file DDPixFwdBlades.cc.

◆ idNameSpace

string DDPixFwdBlades::idNameSpace
private

Definition at line 122 of file DDPixFwdBlades.cc.

◆ jX

double DDPixFwdBlades::jX
private

Definition at line 106 of file DDPixFwdBlades.cc.

◆ jY

double DDPixFwdBlades::jY
private

Definition at line 107 of file DDPixFwdBlades.cc.

◆ jZ

double DDPixFwdBlades::jZ
private

Definition at line 108 of file DDPixFwdBlades.cc.

◆ kX

double DDPixFwdBlades::kX
private

Definition at line 109 of file DDPixFwdBlades.cc.

◆ kY

double DDPixFwdBlades::kY
private

Definition at line 110 of file DDPixFwdBlades.cc.

◆ kZ

double DDPixFwdBlades::kZ
private

Definition at line 111 of file DDPixFwdBlades.cc.

◆ nBlades

int DDPixFwdBlades::nBlades
private

Definition at line 97 of file DDPixFwdBlades.cc.

◆ nippleRotationZMinus

CLHEP::HepRotation* DDPixFwdBlades::nippleRotationZMinus
private

Definition at line 127 of file DDPixFwdBlades.cc.

◆ nippleRotationZPlus

CLHEP::HepRotation* DDPixFwdBlades::nippleRotationZPlus
private

Definition at line 126 of file DDPixFwdBlades.cc.

◆ nippleTranslationX

double DDPixFwdBlades::nippleTranslationX
private

Definition at line 128 of file DDPixFwdBlades.cc.

◆ nippleTranslationY

double DDPixFwdBlades::nippleTranslationY
private

Definition at line 128 of file DDPixFwdBlades.cc.

◆ nippleTranslationZ

double DDPixFwdBlades::nippleTranslationZ
private

Definition at line 128 of file DDPixFwdBlades.cc.

◆ zPlane

double DDPixFwdBlades::zPlane
private

Definition at line 99 of file DDPixFwdBlades.cc.