SUBROUTINE VRADB5 (MP,IDO,L1,CC,CH,MDIMC,WA1,WA2,WA3,WA4) C C VRFFTPK, VERSION 1, AUGUST 1985 C DIMENSION CC(MDIMC,IDO,5,L1) ,CH(MDIMC,IDO,L1,5), 1 WA1(IDO) ,WA2(IDO) ,WA3(IDO) ,WA4(IDO) ARG=2.*PIMACH(1.0)/5. TR11=COS(ARG) TI11=SIN(ARG) TR12=COS(2.*ARG) TI12=SIN(2.*ARG) DO 101 K=1,L1 DO 1001 M=1,MP CH(M,1,K,1) = CC(M,1,1,K)+2.*CC(M,IDO,2,K)+2.*CC(M,IDO,4,K) CH(M,1,K,2) = (CC(M,1,1,K)+TR11*2.*CC(M,IDO,2,K) 1 +TR12*2.*CC(M,IDO,4,K))-(TI11*2.*CC(M,1,3,K) 1 +TI12*2.*CC(M,1,5,K)) CH(M,1,K,3) = (CC(M,1,1,K)+TR12*2.*CC(M,IDO,2,K) 1 +TR11*2.*CC(M,IDO,4,K))-(TI12*2.*CC(M,1,3,K) 1 -TI11*2.*CC(M,1,5,K)) CH(M,1,K,4) = (CC(M,1,1,K)+TR12*2.*CC(M,IDO,2,K) 1 +TR11*2.*CC(M,IDO,4,K))+(TI12*2.*CC(M,1,3,K) 1 -TI11*2.*CC(M,1,5,K)) CH(M,1,K,5) = (CC(M,1,1,K)+TR11*2.*CC(M,IDO,2,K) 1 +TR12*2.*CC(M,IDO,4,K))+(TI11*2.*CC(M,1,3,K) 1 +TI12*2.*CC(M,1,5,K)) 1001 CONTINUE 101 CONTINUE IF (IDO .EQ. 1) RETURN IDP2 = IDO+2 DO 103 K=1,L1 DO 102 I=3,IDO,2 IC = IDP2-I DO 1002 M=1,MP CH(M,I-1,K,1) = CC(M,I-1,1,K)+(CC(M,I-1,3,K)+CC(M,IC-1,2,K)) 1 +(CC(M,I-1,5,K)+CC(M,IC-1,4,K)) CH(M,I,K,1) = CC(M,I,1,K)+(CC(M,I,3,K)-CC(M,IC,2,K)) 1 +(CC(M,I,5,K)-CC(M,IC,4,K)) CH(M,I-1,K,2) = WA1(I-2)*((CC(M,I-1,1,K)+TR11* 1 (CC(M,I-1,3,K)+CC(M,IC-1,2,K))+TR12 1 *(CC(M,I-1,5,K)+CC(M,IC-1,4,K)))-(TI11*(CC(M,I,3,K) 1 +CC(M,IC,2,K))+TI12*(CC(M,I,5,K)+CC(M,IC,4,K)))) 1 -WA1(I-1)*((CC(M,I,1,K)+TR11*(CC(M,I,3,K)-CC(M,IC,2,K)) 1 +TR12*(CC(M,I,5,K)-CC(M,IC,4,K)))+(TI11*(CC(M,I-1,3,K) 1 -CC(M,IC-1,2,K))+TI12*(CC(M,I-1,5,K)-CC(M,IC-1,4,K)))) CH(M,I,K,2) = WA1(I-2)*((CC(M,I,1,K)+TR11*(CC(M,I,3,K) 1 -CC(M,IC,2,K))+TR12*(CC(M,I,5,K)-CC(M,IC,4,K))) 1 +(TI11*(CC(M,I-1,3,K)-CC(M,IC-1,2,K))+TI12 1 *(CC(M,I-1,5,K)-CC(M,IC-1,4,K))))+WA1(I-1) 1 *((CC(M,I-1,1,K)+TR11*(CC(M,I-1,3,K) 1 +CC(M,IC-1,2,K))+TR12*(CC(M,I-1,5,K)+CC(M,IC-1,4,K))) 1 -(TI11*(CC(M,I,3,K)+CC(M,IC,2,K))+TI12 1 *(CC(M,I,5,K)+CC(M,IC,4,K)))) CH(M,I-1,K,3) = WA2(I-2) 1 *((CC(M,I-1,1,K)+TR12*(CC(M,I-1,3,K)+CC(M,IC-1,2,K)) 1 +TR11*(CC(M,I-1,5,K)+CC(M,IC-1,4,K)))-(TI12*(CC(M,I,3,K) 1 +CC(M,IC,2,K))-TI11*(CC(M,I,5,K)+CC(M,IC,4,K)))) 1 -WA2(I-1) 1 *((CC(M,I,1,K)+TR12*(CC(M,I,3,K)- 1 CC(M,IC,2,K))+TR11*(CC(M,I,5,K)-CC(M,IC,4,K))) 1 +(TI12*(CC(M,I-1,3,K)-CC(M,IC-1,2,K))-TI11 1 *(CC(M,I-1,5,K)-CC(M,IC-1,4,K)))) CH(M,I,K,3) = WA2(I-2) 1 *((CC(M,I,1,K)+TR12*(CC(M,I,3,K)- 1 CC(M,IC,2,K))+TR11*(CC(M,I,5,K)-CC(M,IC,4,K))) 1 +(TI12*(CC(M,I-1,3,K)-CC(M,IC-1,2,K))-TI11 1 *(CC(M,I-1,5,K)-CC(M,IC-1,4,K)))) 1 +WA2(I-1) 1 *((CC(M,I-1,1,K)+TR12*(CC(M,I-1,3,K)+CC(M,IC-1,2,K)) 1 +TR11*(CC(M,I-1,5,K)+CC(M,IC-1,4,K)))-(TI12*(CC(M,I,3,K) 1 +CC(M,IC,2,K))-TI11*(CC(M,I,5,K)+CC(M,IC,4,K)))) CH(M,I-1,K,4) = WA3(I-2) 1 *((CC(M,I-1,1,K)+TR12*(CC(M,I-1,3,K)+CC(M,IC-1,2,K)) 1 +TR11*(CC(M,I-1,5,K)+CC(M,IC-1,4,K)))+(TI12*(CC(M,I,3,K) 1 +CC(M,IC,2,K))-TI11*(CC(M,I,5,K)+CC(M,IC,4,K)))) 1 -WA3(I-1) 1 *((CC(M,I,1,K)+TR12*(CC(M,I,3,K)- 1 CC(M,IC,2,K))+TR11*(CC(M,I,5,K)-CC(M,IC,4,K))) 1 -(TI12*(CC(M,I-1,3,K)-CC(M,IC-1,2,K))-TI11 1 *(CC(M,I-1,5,K)-CC(M,IC-1,4,K)))) CH(M,I,K,4) = WA3(I-2) 1 *((CC(M,I,1,K)+TR12*(CC(M,I,3,K)- 1 CC(M,IC,2,K))+TR11*(CC(M,I,5,K)-CC(M,IC,4,K))) 1 -(TI12*(CC(M,I-1,3,K)-CC(M,IC-1,2,K))-TI11 1 *(CC(M,I-1,5,K)-CC(M,IC-1,4,K)))) 1 +WA3(I-1) 1 *((CC(M,I-1,1,K)+TR12*(CC(M,I-1,3,K)+CC(M,IC-1,2,K)) 1 +TR11*(CC(M,I-1,5,K)+CC(M,IC-1,4,K)))+(TI12*(CC(M,I,3,K) 1 +CC(M,IC,2,K))-TI11*(CC(M,I,5,K)+CC(M,IC,4,K)))) CH(M,I-1,K,5) = WA4(I-2) 1 *((CC(M,I-1,1,K)+TR11*(CC(M,I-1,3,K)+CC(M,IC-1,2,K)) 1 +TR12*(CC(M,I-1,5,K)+CC(M,IC-1,4,K)))+(TI11*(CC(M,I,3,K) 1 +CC(M,IC,2,K))+TI12*(CC(M,I,5,K)+CC(M,IC,4,K)))) 1 -WA4(I-1) 1 *((CC(M,I,1,K)+TR11*(CC(M,I,3,K)-CC(M,IC,2,K)) 1 +TR12*(CC(M,I,5,K)-CC(M,IC,4,K)))-(TI11*(CC(M,I-1,3,K) 1 -CC(M,IC-1,2,K))+TI12*(CC(M,I-1,5,K)-CC(M,IC-1,4,K)))) CH(M,I,K,5) = WA4(I-2) 1 *((CC(M,I,1,K)+TR11*(CC(M,I,3,K)-CC(M,IC,2,K)) 1 +TR12*(CC(M,I,5,K)-CC(M,IC,4,K)))-(TI11*(CC(M,I-1,3,K) 1 -CC(M,IC-1,2,K))+TI12*(CC(M,I-1,5,K)-CC(M,IC-1,4,K)))) 1 +WA4(I-1) 1 *((CC(M,I-1,1,K)+TR11*(CC(M,I-1,3,K)+CC(M,IC-1,2,K)) 1 +TR12*(CC(M,I-1,5,K)+CC(M,IC-1,4,K)))+(TI11*(CC(M,I,3,K) 1 +CC(M,IC,2,K))+TI12*(CC(M,I,5,K)+CC(M,IC,4,K)))) 1002 CONTINUE 102 CONTINUE 103 CONTINUE RETURN END .