Fortran: 06.01.01/P02

This is Fortran source code, based on the abstract design for this program. You may return to the documentation for the module containing this program, or to the entire hierarchical table of topics covered by the PVT. 

C  *********************************************************
C  *                                                       *
C  *    TEST NUMBER: 06.01.01/02                           *
C  *    TEST TITLE : Behavior of scaling                   *
C  *                                                       *
C  *    PHIGS Validation Tests, produced by NIST           *
C  *                                                       *
C  *********************************************************

      COMMON /GLOBNU/ CTLHND, ERRSIG, ERRFIL, IERRCT, UNERR,
     1        TESTCT, IFLERR, PASSSW, ERRSW, MAXLIN,
     2        CONID, MEMUN, WKID, WTYPE, GLBLUN, INDLUN,
     3        DUMINT, DUMRL
      INTEGER         CTLHND, ERRSIG, ERRFIL, IERRCT, UNERR,
     1        TESTCT, IFLERR, PASSSW, ERRSW, MAXLIN,
     2        CONID, MEMUN, WKID, WTYPE, GLBLUN, INDLUN,
     3        DUMINT(20), ERRIND
      REAL    DUMRL(20)

      COMMON /GLOBCH/ PIDENT,    GLBERR,    TSTMSG,     FUNCID,
     1                DUMCH
      CHARACTER       PIDENT*40, GLBERR*60, TSTMSG*900, FUNCID*80,
     1                DUMCH(20)*20

      REAL      ACT4X4(4,4), EXP4X4(4,4), FX,FY,FZ
      REAL      ACT3X3(3,3), EXP3X3(3,3)
      LOGICAL   TRNSEQ

      CALL INITGL ('06.01.01/02')

C open PHIGS
      CALL XPOPPH (ERRFIL, MEMUN)
      CALL SETMSG ('1 2 5', '<Scale 3> should return a correct ' //
     1             'representation for the transformation to '   //
     2             'scale a 3D point, with non-zero parameters.')

      FX = -33.3
      FY =   0.0076
      FZ =   2.2

C  <Scale 3> with fx,fy,fz returns act4x4 = actual array
      CALL PSC3   (FX,FY,FZ, ERRIND, ACT4X4)
      CALL CHKINQ ('psc3', ERRIND)

C  Compute exp4x4 = expected array
      CALL ESC3   (FX,FY,FZ, EXP4X4)

C  pass if matrices represent same transformation
      CALL IFPF   (TRNSEQ(4, ACT4X4, EXP4X4))

      CALL SETMSG ('1 2 5', '<Scale 3> should return a correct ' //
     1             'representation for the transformation to '   //
     2             'scale a 3D point, with zero parameters.')

      FX = 0.0
      FY = 0.0076
      FZ = 0.0

C  <Scale 3> with fx,fy,fz returns act4x4 = actual array
      CALL PSC3   (FX,FY,FZ, ERRIND, ACT4X4)
      CALL CHKINQ ('psc3', ERRIND)

C  Compute exp4x4 = expected array
      CALL ESC3   (FX,FY,FZ, EXP4X4)

C  pass if matrices represent same transformation
      CALL IFPF   (TRNSEQ(4, ACT4X4, EXP4X4))

      CALL SETMSG ('1 2 6', '<Scale> should return a correct '  //
     1             'representation for the transformation to '  //
     2             'scale a 2D point, with non-zero parameters.')

      FX = -33.3
      FY =   0.0076

C  <Scale> with fx,fy returns act3x3 = actual array
      CALL PSC    (FX,FY, ERRIND, ACT3X3)
      CALL CHKINQ ('psc', ERRIND)

C  Compute exp3x3 = expected array
      CALL ESC   (FX,FY, EXP3X3)

C  pass if matrices represent same transformation
      CALL IFPF   (TRNSEQ(3, ACT3X3, EXP3X3))

      CALL SETMSG ('1 2 6', '<Scale> should return a correct ' //
     1             'representation for the transformation to ' //
     2             'scale a 2D point, with zero parameters.')

      FX = 0.0
      FY = 0.0

C  <Scale> with fx,fy returns act3x3 = actual array
      CALL PSC    (FX,FY, ERRIND, ACT3X3)
      CALL CHKINQ ('psc', ERRIND)

C  Compute exp3x3 = expected array
      CALL ESC   (FX,FY, EXP3X3)

C  pass if matrices represent same transformation
      CALL IFPF  (TRNSEQ(3, ACT3X3, EXP3X3))

      CALL ENDIT
      END