c--------------------------------------------------------------------- c--------------------------------------------------------------------- subroutine set_constants c--------------------------------------------------------------------- c--------------------------------------------------------------------- include 'header.h' ce(1,1) = 2.0d0 ce(1,2) = 0.0d0 ce(1,3) = 0.0d0 ce(1,4) = 4.0d0 ce(1,5) = 5.0d0 ce(1,6) = 3.0d0 ce(1,7) = 0.5d0 ce(1,8) = 0.02d0 ce(1,9) = 0.01d0 ce(1,10) = 0.03d0 ce(1,11) = 0.5d0 ce(1,12) = 0.4d0 ce(1,13) = 0.3d0 ce(2,1) = 1.0d0 ce(2,2) = 0.0d0 ce(2,3) = 0.0d0 ce(2,4) = 0.0d0 ce(2,5) = 1.0d0 ce(2,6) = 2.0d0 ce(2,7) = 3.0d0 ce(2,8) = 0.01d0 ce(2,9) = 0.03d0 ce(2,10) = 0.02d0 ce(2,11) = 0.4d0 ce(2,12) = 0.3d0 ce(2,13) = 0.5d0 ce(3,1) = 2.0d0 ce(3,2) = 2.0d0 ce(3,3) = 0.0d0 ce(3,4) = 0.0d0 ce(3,5) = 0.0d0 ce(3,6) = 2.0d0 ce(3,7) = 3.0d0 ce(3,8) = 0.04d0 ce(3,9) = 0.03d0 ce(3,10) = 0.05d0 ce(3,11) = 0.3d0 ce(3,12) = 0.5d0 ce(3,13) = 0.4d0 ce(4,1) = 2.0d0 ce(4,2) = 2.0d0 ce(4,3) = 0.0d0 ce(4,4) = 0.0d0 ce(4,5) = 0.0d0 ce(4,6) = 2.0d0 ce(4,7) = 3.0d0 ce(4,8) = 0.03d0 ce(4,9) = 0.05d0 ce(4,10) = 0.04d0 ce(4,11) = 0.2d0 ce(4,12) = 0.1d0 ce(4,13) = 0.3d0 ce(5,1) = 5.0d0 ce(5,2) = 4.0d0 ce(5,3) = 3.0d0 ce(5,4) = 2.0d0 ce(5,5) = 0.1d0 ce(5,6) = 0.4d0 ce(5,7) = 0.3d0 ce(5,8) = 0.05d0 ce(5,9) = 0.04d0 ce(5,10) = 0.03d0 ce(5,11) = 0.1d0 ce(5,12) = 0.3d0 ce(5,13) = 0.2d0 c1 = 1.4d0 c2 = 0.4d0 c3 = 0.1d0 c4 = 1.0d0 c5 = 1.4d0 bt = dsqrt(0.5d0) dnxm1 = 1.0d0 / dble(grid_points(1)-1) dnym1 = 1.0d0 / dble(grid_points(2)-1) dnzm1 = 1.0d0 / dble(grid_points(3)-1) c1c2 = c1 * c2 c1c5 = c1 * c5 c3c4 = c3 * c4 c1345 = c1c5 * c3c4 conz1 = (1.0d0-c1c5) tx1 = 1.0d0 / (dnxm1 * dnxm1) tx2 = 1.0d0 / (2.0d0 * dnxm1) tx3 = 1.0d0 / dnxm1 ty1 = 1.0d0 / (dnym1 * dnym1) ty2 = 1.0d0 / (2.0d0 * dnym1) ty3 = 1.0d0 / dnym1 tz1 = 1.0d0 / (dnzm1 * dnzm1) tz2 = 1.0d0 / (2.0d0 * dnzm1) tz3 = 1.0d0 / dnzm1 dx1 = 0.75d0 dx2 = 0.75d0 dx3 = 0.75d0 dx4 = 0.75d0 dx5 = 0.75d0 dy1 = 0.75d0 dy2 = 0.75d0 dy3 = 0.75d0 dy4 = 0.75d0 dy5 = 0.75d0 dz1 = 1.0d0 dz2 = 1.0d0 dz3 = 1.0d0 dz4 = 1.0d0 dz5 = 1.0d0 dxmax = dmax1(dx3, dx4) dymax = dmax1(dy2, dy4) dzmax = dmax1(dz2, dz3) dssp = 0.25d0 * dmax1(dx1, dmax1(dy1, dz1) ) c4dssp = 4.0d0 * dssp c5dssp = 5.0d0 * dssp dttx1 = dt*tx1 dttx2 = dt*tx2 dtty1 = dt*ty1 dtty2 = dt*ty2 dttz1 = dt*tz1 dttz2 = dt*tz2 c2dttx1 = 2.0d0*dttx1 c2dtty1 = 2.0d0*dtty1 c2dttz1 = 2.0d0*dttz1 dtdssp = dt*dssp comz1 = dtdssp comz4 = 4.0d0*dtdssp comz5 = 5.0d0*dtdssp comz6 = 6.0d0*dtdssp c3c4tx3 = c3c4*tx3 c3c4ty3 = c3c4*ty3 c3c4tz3 = c3c4*tz3 dx1tx1 = dx1*tx1 dx2tx1 = dx2*tx1 dx3tx1 = dx3*tx1 dx4tx1 = dx4*tx1 dx5tx1 = dx5*tx1 dy1ty1 = dy1*ty1 dy2ty1 = dy2*ty1 dy3ty1 = dy3*ty1 dy4ty1 = dy4*ty1 dy5ty1 = dy5*ty1 dz1tz1 = dz1*tz1 dz2tz1 = dz2*tz1 dz3tz1 = dz3*tz1 dz4tz1 = dz4*tz1 dz5tz1 = dz5*tz1 c2iv = 2.5d0 con43 = 4.0d0/3.0d0 con16 = 1.0d0/6.0d0 xxcon1 = c3c4tx3*con43*tx3 xxcon2 = c3c4tx3*tx3 xxcon3 = c3c4tx3*conz1*tx3 xxcon4 = c3c4tx3*con16*tx3 xxcon5 = c3c4tx3*c1c5*tx3 yycon1 = c3c4ty3*con43*ty3 yycon2 = c3c4ty3*ty3 yycon3 = c3c4ty3*conz1*ty3 yycon4 = c3c4ty3*con16*ty3 yycon5 = c3c4ty3*c1c5*ty3 zzcon1 = c3c4tz3*con43*tz3 zzcon2 = c3c4tz3*tz3 zzcon3 = c3c4tz3*conz1*tz3 zzcon4 = c3c4tz3*con16*tz3 zzcon5 = c3c4tz3*c1c5*tz3 return end