DELPHI Detector Description
Application Package
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User manual

Postscript version of this document (reference number DELPHI 90-37 PROG 154)

 
• Contents
• INTRODUCTION
  • Review of the DDAPP main features.
  • Detector Description software definitions
• Ligt rays tracing
  • Cosinus of reflection angle
  • Nornal
• DETECTOR DESCRIPTION ACCESS PACKAGE
  • DDAPP: initializing the package
  • Data loading
    • DEFGEO: loading just the geometry description of a given module
    • DEFCAL: loading just the sensing device and calibration data
    • DEFLEP: loading the LEP machine parameters
    • DEFMAT: loading the materials data
    • DEFFLD: setting up a field access mode
    • DEFEND: terminating the loading of the data
    • DDOUT / DDINP : saving / restoring a complete data structure.
    • DELMOD: removing a specified module
  • Data structure interrogation
    • DFMODS: extracting the module names in the loaded data structure
    • DFMODS: extracting the module names in the loaded data structure
    • DFMODB: extracting the module names from the Data Base
    • DFMODB: extracting the module names from the Data Base
    • DGVAL/DCVAL : enquiring validity slot for a module
    • DGEDT :enquiring Entry Date&Time for a module
    • DGFILD: accessing the data in any specified data field
    • DGFILC / DCURGF: accessing the geometry data of the current object
    • DMEDI: accessing just the materials constants
  • DEFEVT: updating the data
• DETECTOR DESCRIPTION GEOMETRY PACKAGE
  • DPOINT: "Where am I ?"
  • DPSAME: "Am I in the same detector element ?"
  • DPSAML: "Am I in the same detector, but at a different level?"
  • DPMODU: "Am I in the given (sub)element of the detector ?"
  • DPDIST / DPDISR: "How far can I go inside the element ?"
  • DPPRED: "What is the point reached by DPDIST / DPDISR ?"
• Example of a DDAPP application program
• ADDITIONAL FACILITIES
  • Data transformation
    • DFRDEL: transforming from the DELPHI frame to the local frame
    • DTODEL: transforming from the local frame to the DELPHI frame
    • DMTOBJ: getting the transformation matrix from DELPHI frame to local frame
    • DMFOBJ: getting the transformation matrix from the local frame to DELPHI
    • DMXOBJ: getting the transformation matrix from one local frame to another
    • DTRANS: transforming data using a transformation matrix
  • DTOOLS: a small package to simplify the life of DB managers
    • Transformation matrices:
    • D4FAXI: Transformation matrix from axis, rotation about it, and shifts
    • D4FXYZ: Transformation matrix from 3 specified points
    • DL4INV : 4*4 matrix inversion.
    • DL4MPY : Multiplication of 4*4 matrices.
    • D4TPAR: Getting shifts and Euler angles from 4*4 transformation matrix
    • D4TMTX : Convert a 4*4 matrix to a 3*4 matrix
    • DWFILD : Writing a field into ASCII file.
    • Example of DTOOLS application
• DATA BASE FILES
• MEMORY DATA STRUCTURE DESCRIPTION
• CONVENTIONS FOR THE OBJECT NAMES
• Index
• References
• About this document ...