| 1 | SUBROUTINE set_particle_attributes |
|---|
| 2 | |
|---|
| 3 | !------------------------------------------------------------------------------! |
|---|
| 4 | ! Current revisions: |
|---|
| 5 | ! ----------------- |
|---|
| 6 | ! |
|---|
| 7 | ! |
|---|
| 8 | ! Former revisions: |
|---|
| 9 | ! ----------------- |
|---|
| 10 | ! $Id: set_particle_attributes.f90 623 2010-12-10 08:52:17Z heinze $ |
|---|
| 11 | ! |
|---|
| 12 | ! 622 2010-12-10 08:08:13Z raasch |
|---|
| 13 | ! optional barriers included in order to speed up collective operations |
|---|
| 14 | ! |
|---|
| 15 | ! 271 2009-03-26 00:47:14Z raasch |
|---|
| 16 | ! Initial version |
|---|
| 17 | ! |
|---|
| 18 | ! Description: |
|---|
| 19 | ! ------------ |
|---|
| 20 | ! This routine sets certain particle attributes depending on the values that |
|---|
| 21 | ! other PALM variables have at the current particle position. |
|---|
| 22 | !------------------------------------------------------------------------------! |
|---|
| 23 | |
|---|
| 24 | USE arrays_3d |
|---|
| 25 | USE control_parameters |
|---|
| 26 | USE cpulog |
|---|
| 27 | USE dvrp_variables |
|---|
| 28 | USE grid_variables |
|---|
| 29 | USE indices |
|---|
| 30 | USE interfaces |
|---|
| 31 | USE particle_attributes |
|---|
| 32 | USE pegrid |
|---|
| 33 | USE statistics |
|---|
| 34 | |
|---|
| 35 | IMPLICIT NONE |
|---|
| 36 | |
|---|
| 37 | INTEGER :: i, j, k, n |
|---|
| 38 | REAL :: aa, absuv, bb, cc, dd, gg, height, pt_int, pt_int_l, pt_int_u, & |
|---|
| 39 | u_int, u_int_l, u_int_u, v_int, v_int_l, v_int_u, w_int, & |
|---|
| 40 | w_int_l, w_int_u, x, y |
|---|
| 41 | |
|---|
| 42 | |
|---|
| 43 | CALL cpu_log( log_point_s(49), 'set_particle_attrib', 'start' ) |
|---|
| 44 | |
|---|
| 45 | ! |
|---|
| 46 | !-- Set particle color |
|---|
| 47 | IF ( particle_color == 'absuv' ) THEN |
|---|
| 48 | |
|---|
| 49 | ! |
|---|
| 50 | !-- Set particle color depending on the absolute value of the horizontal |
|---|
| 51 | !-- velocity |
|---|
| 52 | DO n = 1, number_of_particles |
|---|
| 53 | ! |
|---|
| 54 | !-- Interpolate u velocity-component, determine left, front, bottom |
|---|
| 55 | !-- index of u-array |
|---|
| 56 | i = ( particles(n)%x + 0.5 * dx ) * ddx |
|---|
| 57 | j = particles(n)%y * ddy |
|---|
| 58 | k = ( particles(n)%z + 0.5 * dz * atmos_ocean_sign ) / dz & |
|---|
| 59 | + offset_ocean_nzt ! only exact if equidistant |
|---|
| 60 | |
|---|
| 61 | ! |
|---|
| 62 | !-- Interpolation of the velocity components in the xy-plane |
|---|
| 63 | x = particles(n)%x + ( 0.5 - i ) * dx |
|---|
| 64 | y = particles(n)%y - j * dy |
|---|
| 65 | aa = x**2 + y**2 |
|---|
| 66 | bb = ( dx - x )**2 + y**2 |
|---|
| 67 | cc = x**2 + ( dy - y )**2 |
|---|
| 68 | dd = ( dx - x )**2 + ( dy - y )**2 |
|---|
| 69 | gg = aa + bb + cc + dd |
|---|
| 70 | |
|---|
| 71 | u_int_l = ( ( gg - aa ) * u(k,j,i) + ( gg - bb ) * u(k,j,i+1) & |
|---|
| 72 | + ( gg - cc ) * u(k,j+1,i) + ( gg - dd ) * u(k,j+1,i+1) & |
|---|
| 73 | ) / ( 3.0 * gg ) - u_gtrans |
|---|
| 74 | IF ( k+1 == nzt+1 ) THEN |
|---|
| 75 | u_int = u_int_l |
|---|
| 76 | ELSE |
|---|
| 77 | u_int_u = ( ( gg-aa ) * u(k+1,j,i) + ( gg-bb ) * u(k+1,j,i+1) & |
|---|
| 78 | + ( gg-cc ) * u(k+1,j+1,i) + ( gg-dd ) * u(k+1,j+1,i+1) & |
|---|
| 79 | ) / ( 3.0 * gg ) - u_gtrans |
|---|
| 80 | u_int = u_int_l + ( particles(n)%z - zu(k) ) / dz * & |
|---|
| 81 | ( u_int_u - u_int_l ) |
|---|
| 82 | ENDIF |
|---|
| 83 | |
|---|
| 84 | ! |
|---|
| 85 | !-- Same procedure for interpolation of the v velocity-component (adopt |
|---|
| 86 | !-- index k from u velocity-component) |
|---|
| 87 | i = particles(n)%x * ddx |
|---|
| 88 | j = ( particles(n)%y + 0.5 * dy ) * ddy |
|---|
| 89 | |
|---|
| 90 | x = particles(n)%x - i * dx |
|---|
| 91 | y = particles(n)%y + ( 0.5 - j ) * dy |
|---|
| 92 | aa = x**2 + y**2 |
|---|
| 93 | bb = ( dx - x )**2 + y**2 |
|---|
| 94 | cc = x**2 + ( dy - y )**2 |
|---|
| 95 | dd = ( dx - x )**2 + ( dy - y )**2 |
|---|
| 96 | gg = aa + bb + cc + dd |
|---|
| 97 | |
|---|
| 98 | v_int_l = ( ( gg - aa ) * v(k,j,i) + ( gg - bb ) * v(k,j,i+1) & |
|---|
| 99 | + ( gg - cc ) * v(k,j+1,i) + ( gg - dd ) * v(k,j+1,i+1) & |
|---|
| 100 | ) / ( 3.0 * gg ) - v_gtrans |
|---|
| 101 | IF ( k+1 == nzt+1 ) THEN |
|---|
| 102 | v_int = v_int_l |
|---|
| 103 | ELSE |
|---|
| 104 | v_int_u = ( ( gg-aa ) * v(k+1,j,i) + ( gg-bb ) * v(k+1,j,i+1) & |
|---|
| 105 | + ( gg-cc ) * v(k+1,j+1,i) + ( gg-dd ) * v(k+1,j+1,i+1) & |
|---|
| 106 | ) / ( 3.0 * gg ) - v_gtrans |
|---|
| 107 | v_int = v_int_l + ( particles(n)%z - zu(k) ) / dz * & |
|---|
| 108 | ( v_int_u - v_int_l ) |
|---|
| 109 | ENDIF |
|---|
| 110 | |
|---|
| 111 | absuv = SQRT( u_int**2 + v_int**2 ) |
|---|
| 112 | |
|---|
| 113 | ! |
|---|
| 114 | !-- Limit values by the given interval and normalize to interval [0,1] |
|---|
| 115 | absuv = MIN( absuv, color_interval(2) ) |
|---|
| 116 | absuv = MAX( absuv, color_interval(1) ) |
|---|
| 117 | |
|---|
| 118 | absuv = ( absuv - color_interval(1) ) / & |
|---|
| 119 | ( color_interval(2) - color_interval(1) ) |
|---|
| 120 | |
|---|
| 121 | ! |
|---|
| 122 | !-- Number of available colors is defined in init_dvrp |
|---|
| 123 | particles(n)%color = 1 + absuv * ( dvrp_colortable_entries_prt - 1 ) |
|---|
| 124 | |
|---|
| 125 | ENDDO |
|---|
| 126 | |
|---|
| 127 | ELSEIF ( particle_color == 'pt*' ) THEN |
|---|
| 128 | ! |
|---|
| 129 | !-- Set particle color depending on the resolved scale temperature |
|---|
| 130 | !-- fluctuation. |
|---|
| 131 | !-- First, calculate the horizontal average of the potential temperature |
|---|
| 132 | !-- (This is also done in flow_statistics, but flow_statistics is called |
|---|
| 133 | !-- after this routine.) |
|---|
| 134 | sums_l(:,4,0) = 0.0 |
|---|
| 135 | DO i = nxl, nxr |
|---|
| 136 | DO j = nys, nyn |
|---|
| 137 | DO k = nzb, nzt+1 |
|---|
| 138 | sums_l(k,4,0) = sums_l(k,4,0) + pt(k,j,i) |
|---|
| 139 | ENDDO |
|---|
| 140 | ENDDO |
|---|
| 141 | ENDDO |
|---|
| 142 | |
|---|
| 143 | #if defined( __parallel ) |
|---|
| 144 | |
|---|
| 145 | IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr ) |
|---|
| 146 | CALL MPI_ALLREDUCE( sums_l(nzb,4,0), sums(nzb,4), nzt+2-nzb, & |
|---|
| 147 | MPI_REAL, MPI_SUM, comm2d, ierr ) |
|---|
| 148 | |
|---|
| 149 | #else |
|---|
| 150 | |
|---|
| 151 | sums(:,4) = sums_l(:,4,0) |
|---|
| 152 | |
|---|
| 153 | #endif |
|---|
| 154 | |
|---|
| 155 | sums(:,4) = sums(:,4) / ngp_2dh(0) |
|---|
| 156 | |
|---|
| 157 | DO n = 1, number_of_particles |
|---|
| 158 | ! |
|---|
| 159 | !-- Interpolate temperature to the current particle position |
|---|
| 160 | i = particles(n)%x * ddx |
|---|
| 161 | j = particles(n)%y * ddy |
|---|
| 162 | k = ( particles(n)%z + 0.5 * dz * atmos_ocean_sign ) / dz & |
|---|
| 163 | + offset_ocean_nzt ! only exact if equidistant |
|---|
| 164 | |
|---|
| 165 | x = particles(n)%x - i * dx |
|---|
| 166 | y = particles(n)%y - j * dy |
|---|
| 167 | aa = x**2 + y**2 |
|---|
| 168 | bb = ( dx - x )**2 + y**2 |
|---|
| 169 | cc = x**2 + ( dy - y )**2 |
|---|
| 170 | dd = ( dx - x )**2 + ( dy - y )**2 |
|---|
| 171 | gg = aa + bb + cc + dd |
|---|
| 172 | |
|---|
| 173 | pt_int_l = ( ( gg - aa ) * pt(k,j,i) + ( gg - bb ) * pt(k,j,i+1) & |
|---|
| 174 | + ( gg - cc ) * pt(k,j+1,i) + ( gg - dd ) * pt(k,j+1,i+1) & |
|---|
| 175 | ) / ( 3.0 * gg ) - sums(k,4) |
|---|
| 176 | |
|---|
| 177 | pt_int_u = ( ( gg-aa ) * pt(k+1,j,i) + ( gg-bb ) * pt(k+1,j,i+1) & |
|---|
| 178 | + ( gg-cc ) * pt(k+1,j+1,i) + ( gg-dd ) * pt(k+1,j+1,i+1) & |
|---|
| 179 | ) / ( 3.0 * gg ) - sums(k,4) |
|---|
| 180 | |
|---|
| 181 | pt_int = pt_int_l + ( particles(n)%z - zu(k) ) / dz * & |
|---|
| 182 | ( pt_int_u - pt_int_l ) |
|---|
| 183 | |
|---|
| 184 | ! |
|---|
| 185 | !-- Limit values by the given interval and normalize to interval [0,1] |
|---|
| 186 | pt_int = MIN( pt_int, color_interval(2) ) |
|---|
| 187 | pt_int = MAX( pt_int, color_interval(1) ) |
|---|
| 188 | |
|---|
| 189 | pt_int = ( pt_int - color_interval(1) ) / & |
|---|
| 190 | ( color_interval(2) - color_interval(1) ) |
|---|
| 191 | |
|---|
| 192 | ! |
|---|
| 193 | !-- Number of available colors is defined in init_dvrp |
|---|
| 194 | particles(n)%color = 1 + pt_int * ( dvrp_colortable_entries_prt - 1 ) |
|---|
| 195 | |
|---|
| 196 | ENDDO |
|---|
| 197 | |
|---|
| 198 | ELSEIF ( particle_color == 'z' ) THEN |
|---|
| 199 | ! |
|---|
| 200 | !-- Set particle color depending on the height above the bottom |
|---|
| 201 | !-- boundary (z=0) |
|---|
| 202 | DO n = 1, number_of_particles |
|---|
| 203 | |
|---|
| 204 | height = particles(n)%z |
|---|
| 205 | ! |
|---|
| 206 | !-- Limit values by the given interval and normalize to interval [0,1] |
|---|
| 207 | height = MIN( height, color_interval(2) ) |
|---|
| 208 | height = MAX( height, color_interval(1) ) |
|---|
| 209 | |
|---|
| 210 | height = ( height - color_interval(1) ) / & |
|---|
| 211 | ( color_interval(2) - color_interval(1) ) |
|---|
| 212 | |
|---|
| 213 | ! |
|---|
| 214 | !-- Number of available colors is defined in init_dvrp |
|---|
| 215 | particles(n)%color = 1 + height * ( dvrp_colortable_entries_prt - 1 ) |
|---|
| 216 | |
|---|
| 217 | ENDDO |
|---|
| 218 | |
|---|
| 219 | ENDIF |
|---|
| 220 | |
|---|
| 221 | ! |
|---|
| 222 | !-- Set particle size for dvrp graphics |
|---|
| 223 | IF ( particle_dvrpsize == 'absw' ) THEN |
|---|
| 224 | |
|---|
| 225 | DO n = 1, number_of_particles |
|---|
| 226 | ! |
|---|
| 227 | !-- Interpolate w-component to the current particle position |
|---|
| 228 | i = particles(n)%x * ddx |
|---|
| 229 | j = particles(n)%y * ddy |
|---|
| 230 | k = particles(n)%z / dz |
|---|
| 231 | |
|---|
| 232 | x = particles(n)%x - i * dx |
|---|
| 233 | y = particles(n)%y - j * dy |
|---|
| 234 | aa = x**2 + y**2 |
|---|
| 235 | bb = ( dx - x )**2 + y**2 |
|---|
| 236 | cc = x**2 + ( dy - y )**2 |
|---|
| 237 | dd = ( dx - x )**2 + ( dy - y )**2 |
|---|
| 238 | gg = aa + bb + cc + dd |
|---|
| 239 | |
|---|
| 240 | w_int_l = ( ( gg - aa ) * w(k,j,i) + ( gg - bb ) * w(k,j,i+1) & |
|---|
| 241 | + ( gg - cc ) * w(k,j+1,i) + ( gg - dd ) * w(k,j+1,i+1) & |
|---|
| 242 | ) / ( 3.0 * gg ) |
|---|
| 243 | |
|---|
| 244 | IF ( k+1 == nzt+1 ) THEN |
|---|
| 245 | w_int = w_int_l |
|---|
| 246 | ELSE |
|---|
| 247 | w_int_u = ( ( gg-aa ) * w(k+1,j,i) + ( gg-bb ) * w(k+1,j,i+1) & |
|---|
| 248 | + ( gg-cc ) * w(k+1,j+1,i) + ( gg-dd ) * w(k+1,j+1,i+1) & |
|---|
| 249 | ) / ( 3.0 * gg ) |
|---|
| 250 | w_int = w_int_l + ( particles(n)%z - zw(k) ) / dz * & |
|---|
| 251 | ( w_int_u - w_int_l ) |
|---|
| 252 | ENDIF |
|---|
| 253 | |
|---|
| 254 | ! |
|---|
| 255 | !-- Limit values by the given interval and normalize to interval [0,1] |
|---|
| 256 | w_int = ABS( w_int ) |
|---|
| 257 | w_int = MIN( w_int, dvrpsize_interval(2) ) |
|---|
| 258 | w_int = MAX( w_int, dvrpsize_interval(1) ) |
|---|
| 259 | |
|---|
| 260 | w_int = ( w_int - dvrpsize_interval(1) ) / & |
|---|
| 261 | ( dvrpsize_interval(2) - dvrpsize_interval(1) ) |
|---|
| 262 | |
|---|
| 263 | particles(n)%dvrp_psize = ( 0.25 + w_int * 0.6 ) * dx |
|---|
| 264 | |
|---|
| 265 | ENDDO |
|---|
| 266 | |
|---|
| 267 | ENDIF |
|---|
| 268 | |
|---|
| 269 | CALL cpu_log( log_point_s(49), 'set_particle_attrib', 'stop' ) |
|---|
| 270 | |
|---|
| 271 | |
|---|
| 272 | END SUBROUTINE set_particle_attributes |
|---|
