/ClassicalField/AdvectionDiffusion/AdvectionDiffusionIO_ALE/src/AdvectionDiffusionIO_ALEExample.f90

http://github.com/xyan075/examples · Fortran Modern · 709 lines · 361 code · 101 blank · 247 comment · 0 complexity · 7ac50dfd7706fcb51fb5789926695d53 MD5 · raw file 

    

  1. !> \file
    2. 

  2. !> \author Chris Bradley
    3. 

  3. !> \brief This is an example program to solve an ALE formulation of the advection-diffusion equation using openCMISS calls.
    4. 

  4. !>
    5. 

  5. !> \section LICENSE
    6. 

  6. !>
    7. 

  7. !> Version: MPL 1.1/GPL 2.0/LGPL 2.1
    8. 

  8. !>
    9. 

  9. !> The contents of this file are subject to the Mozilla Public License
    10. 

  10. !> Version 1.1 (the "License"); you may not use this file except in
    11. 

  11. !> compliance with the License. You may obtain a copy of the License at
    12. 

  12. !> http://www.mozilla.org/MPL/
    13. 

  13. !>
    14. 

  14. !> Software distributed under the License is distributed on an "AS IS"
    15. 

  15. !> basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
    16. 

  16. !> License for the specific language governing rights and limitations
    17. 

  17. !> under the License.
    18. 

  18. !>
    19. 

  19. !> The Original Code is openCMISS
    20. 

  20. !>
    21. 

  21. !> The Initial Developer of the Original Code is University of Auckland,
    22. 

  22. !> Auckland, New Zealand and University of Oxford, Oxford, United
    23. 

  23. !> Kingdom. Portions created by the University of Auckland and University
    24. 

  24. !> of Oxford are Copyright (C) 2007 by the University of Auckland and
    25. 

  25. !> the University of Oxford. All Rights Reserved.
    26. 

  26. !>
    27. 

  27. !> Contributor(s):
    28. 

  28. !>
    29. 

  29. !> Alternatively, the contents of this file may be used under the terms of
    30. 

  30. !> either the GNU General Public License Version 2 or later (the "GPL"), or
    31. 

  31. !> the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
    32. 

  32. !> in which case the provisions of the GPL or the LGPL are applicable instead
    33. 

  33. !> of those above. If you wish to allow use of your version of this file only
    34. 

  34. !> under the terms of either the GPL or the LGPL, and not to allow others to
    35. 

  35. !> use your version of this file under the terms of the MPL, indicate your
    36. 

  36. !> decision by deleting the provisions above and replace them with the notice
    37. 

  37. !> and other provisions required by the GPL or the LGPL. If you do not delete
    38. 

  38. !> the provisions above, a recipient may use your version of this file under
    39. 

  39. !> the terms of any one of the MPL, the GPL or the LGPL.
    40. 

  40. !>
    41. 

  41. 

  42. !> \example ClassicalField/AdvectionDiffusion/AdvectionDiffusionIO/src/AdvectionDiffusionIO_ALEExample.f90
    43. 

  43. !! Example program to solve a diffusion equation using openCMISS calls.
    44. 

  44. !! \par Latest Builds:
    45. 

  45. !! \li <a href='http://autotest.bioeng.auckland.ac.nz/opencmiss-build/logs_x86_64-linux/ClassicalField/Diffusion/build-intel'>Linux Intel Build</a>
    46. 

  46. !! \li <a href='http://autotest.bioeng.auckland.ac.nz/opencmiss-build/logs_x86_64-linux/ClassicalField/Diffusion/build-gnu'>Linux GNU Build</a>
    47. 

  47. !<
    48. 

  48. 

  49. !> Main program
    50. 

  50. PROGRAM ADVECTIONDIFFUSIONIOALEEXAMPLE
    51. 

  51. 

  52.   !
    53. 

  53.   !================================================================================================================================
    54. 

  54.   !
    55. 

  55. 

  56.   !PROGRAM LIBRARIES
    57. 

  57. 

  58.   USE OPENCMISS
    59. 

  59.   USE FLUID_MECHANICS_IO_ROUTINES
    60. 

  60.   USE MPI
    61. 

  61. 

  62. #ifdef WIN32
    63. 

  63.   USE IFQWINCMISS
    64. 

  64. #endif
    65. 

  65. 

  66.   !
    67. 

  67.   !================================================================================================================================
    68. 

  68.   !
    69. 

  69. 

  70.   !PROGRAM VARIABLES AND TYPES
    71. 

  71. 

  72.   IMPLICIT NONE
    73. 

  73. 

  74.   INTEGER(CMISSIntg), PARAMETER :: EquationsSetFieldUserNumber=1337
    75. 

  75.   TYPE(CMISSFieldType) :: EquationsSetField
    76. 

  76. 

  77. 

  78.   !Test program parameters
    79. 

  79. 

  80.   INTEGER(CMISSIntg), PARAMETER :: CoordinateSystemUserNumber=1
    81. 

  81.   INTEGER(CMISSIntg), PARAMETER :: RegionUserNumber=2
    82. 

  82.   INTEGER(CMISSIntg), PARAMETER :: BasisUserNumber=3
    83. 

  83.   INTEGER(CMISSIntg), PARAMETER :: GeneratedMeshUserNumber=4
    84. 

  84.   INTEGER(CMISSIntg), PARAMETER :: MeshUserNumber=5
    85. 

  85.   INTEGER(CMISSIntg), PARAMETER :: DecompositionUserNumber=6
    86. 

  86.   INTEGER(CMISSIntg), PARAMETER :: GeometricFieldUserNumber=7
    87. 

  87.   INTEGER(CMISSIntg), PARAMETER :: DependentFieldUserNumberAdvecDiff=8
    88. 

  88.   INTEGER(CMISSIntg), PARAMETER :: MaterialsFieldUserNumberAdvecDiff=9
    89. 

  89.   INTEGER(CMISSIntg), PARAMETER :: EquationsSetUserNumberAdvecDiff=10
    90. 

  90.   INTEGER(CMISSIntg), PARAMETER :: ProblemUserNumber=11
    91. 

  91.   INTEGER(CMISSIntg), PARAMETER :: ControlLoopNode=0
    92. 

  92.   INTEGER(CMISSIntg), PARAMETER :: IndependentFieldUserNumberAdvecDiff=12
    93. 

  93.   !INTEGER(CMISSIntg), PARAMETER :: AnalyticFieldUserNumber=13
    94. 

  94.   INTEGER(CMISSIntg), PARAMETER :: SourceFieldUserNumberAdvecDiff=14
    95. 

  95.   INTEGER(CMISSIntg), PARAMETER :: DomainUserNumber=1
    96. 

  96. 

  97.   !Program types
    98. 

  98. 

  99.   TYPE(EXPORT_CONTAINER):: CM
    100. 

  100.   
    101. 

  101.   !Program variables
    102. 

  102. 

  103.   INTEGER(CMISSIntg) :: NUMBER_OF_DIMENSIONS
    104. 

  104. 

  105.   INTEGER(CMISSIntg) :: BASIS_TYPE
    106. 

  106.   INTEGER(CMISSIntg) :: BASIS_NUMBER_SPACE
    107. 

  107.   INTEGER(CMISSIntg) :: BASIS_NUMBER_CONCENTRATION
    108. 

  108.   INTEGER(CMISSIntg) :: BASIS_XI_GAUSS_SPACE
    109. 

  109.   INTEGER(CMISSIntg) :: BASIS_XI_GAUSS_CONCENTRATION
    110. 

  110.   INTEGER(CMISSIntg) :: BASIS_XI_INTERPOLATION_SPACE
    111. 

  111.   INTEGER(CMISSIntg) :: BASIS_XI_INTERPOLATION_CONCENTRATION
    112. 

  112.   INTEGER(CMISSIntg) :: MESH_NUMBER_OF_COMPONENTS
    113. 

  113.   INTEGER(CMISSIntg) :: MESH_COMPONENT_NUMBER_SPACE
    114. 

  114.   INTEGER(CMISSIntg) :: MESH_COMPONENT_NUMBER_CONCENTRATION
    115. 

  115.   INTEGER(CMISSIntg) :: NUMBER_OF_NODES_SPACE
    116. 

  116.   INTEGER(CMISSIntg) :: NUMBER_OF_NODES_CONCENTRATION
    117. 

  117.   INTEGER(CMISSIntg) :: NUMBER_OF_ELEMENT_NODES_SPACE
    118. 

  118.   INTEGER(CMISSIntg) :: NUMBER_OF_ELEMENT_NODES_CONCENTRATION
    119. 

  119.   INTEGER(CMISSIntg) :: TOTAL_NUMBER_OF_NODES
    120. 

  120.   INTEGER(CMISSIntg) :: TOTAL_NUMBER_OF_ELEMENTS
    121. 

  121.   INTEGER(CMISSIntg) :: MAXIMUM_ITERATIONS
    122. 

  122.   INTEGER(CMISSIntg) :: RESTART_VALUE
    123. 

  123. !  INTEGER(CMISSIntg) :: MPI_IERROR
    124. 

  124.   INTEGER(CMISSIntg) :: NUMBER_OF_FIXED_WALL_NODES_ADVECTION_DIFFUSION
    125. 

  125.   INTEGER(CMISSIntg) :: NUMBER_OF_INLET_WALL_NODES_ADVECTION_DIFFUSION
    126. 

  126. 

  127.   INTEGER(CMISSIntg) :: EQUATIONS_ADVECTION_DIFFUSION_OUTPUT
    128. 

  128.   INTEGER(CMISSIntg) :: COMPONENT_NUMBER
    129. 

  129.   INTEGER(CMISSIntg) :: NODE_NUMBER
    130. 

  130.   INTEGER(CMISSIntg) :: ELEMENT_NUMBER
    131. 

  131.   INTEGER(CMISSIntg) :: NODE_COUNTER
    132. 

  132.   INTEGER(CMISSIntg) :: CONDITION
    133. 

  133. 

  134.   INTEGER(CMISSIntg) :: LINEAR_SOLVER_ADVECTION_DIFFUSION_OUTPUT_TYPE
    135. 

  135. 

  136.   INTEGER, ALLOCATABLE, DIMENSION(:):: FIXED_WALL_NODES_ADVECTION_DIFFUSION
    137. 

  137.   INTEGER, ALLOCATABLE, DIMENSION(:):: INLET_WALL_NODES_ADVECTION_DIFFUSION
    138. 

  138. 

  139.   REAL(CMISSDP) :: INITIAL_FIELD_ADVECTION_DIFFUSION(3)
    140. 

  140.   REAL(CMISSDP) :: BOUNDARY_CONDITIONS_ADVECTION_DIFFUSION(3)
    141. 

  141.   REAL(CMISSDP) :: DIVERGENCE_TOLERANCE
    142. 

  142.   REAL(CMISSDP) :: RELATIVE_TOLERANCE
    143. 

  143.   REAL(CMISSDP) :: ABSOLUTE_TOLERANCE
    144. 

  144.   REAL(CMISSDP) :: LINESEARCH_ALPHA
    145. 

  145.   REAL(CMISSDP) :: VALUE
    146. 

  146.   REAL(CMISSDP) :: DIFF_COEFF_PARAM_ADVECTION_DIFFUSION(3)
    147. 

  147. 

  148.   LOGICAL :: EXPORT_FIELD_IO
    149. 

  149.   LOGICAL :: LINEAR_SOLVER_ADVECTION_DIFFUSION_DIRECT_FLAG
    150. 

  150.   LOGICAL :: FIXED_WALL_NODES_ADVECTION_DIFFUSION_FLAG
    151. 

  151.   LOGICAL :: INLET_WALL_NODES_ADVECTION_DIFFUSION_FLAG
    152. 

  152. 

  153.   !CMISS variables
    154. 

  154. 

  155.   !Regions
    156. 

  156.   TYPE(CMISSRegionType) :: Region
    157. 

  157.   TYPE(CMISSRegionType) :: WorldRegion
    158. 

  158.   !Coordinate systems
    159. 

  159.   TYPE(CMISSCoordinateSystemType) :: CoordinateSystem
    160. 

  160.   TYPE(CMISSCoordinateSystemType) :: WorldCoordinateSystem
    161. 

  161.   !Basis
    162. 

  162.   TYPE(CMISSBasisType) :: BasisSpace
    163. 

  163.   TYPE(CMISSBasisType) :: BasisConcentration
    164. 

  164.   !Nodes
    165. 

  165.   TYPE(CMISSNodesType) :: Nodes
    166. 

  166.   !Elements
    167. 

  167.   TYPE(CMISSMeshElementsType) :: MeshElementsSpace
    168. 

  168.   TYPE(CMISSMeshElementsType) :: MeshElementsConcentration
    169. 

  169.   !Meshes
    170. 

  170.   TYPE(CMISSMeshType) :: Mesh
    171. 

  171.   !Decompositions
    172. 

  172.   TYPE(CMISSDecompositionType) :: Decomposition
    173. 

  173.   !Fields
    174. 

  174.   TYPE(CMISSFieldsType) :: Fields
    175. 

  175.   !Field types
    176. 

  176.   TYPE(CMISSFieldType) :: GeometricField
    177. 

  177.   TYPE(CMISSFieldType) :: DependentFieldAdvecDiff
    178. 

  178.   TYPE(CMISSFieldType) :: MaterialsFieldAdvecDiff
    179. 

  179.   TYPE(CMISSFieldType) :: IndependentFieldAdvecDiff
    180. 

  180.   TYPE(CMISSFieldType) :: SourceFieldAdvecDiff
    181. 

  181.   !Boundary conditions
    182. 

  182.   TYPE(CMISSBoundaryConditionsType) :: BoundaryConditionsAdvecDiff
    183. 

  183.   !Equations sets
    184. 

  184.   TYPE(CMISSEquationsSetType) :: EquationsSetAdvecDiff
    185. 

  185.   !Equations
    186. 

  186.   TYPE(CMISSEquationsType) :: EquationsAdvecDiff
    187. 

  187.   !Problems
    188. 

  188.   TYPE(CMISSProblemType) :: Problem
    189. 

  189.   !Control loops
    190. 

  190.   TYPE(CMISSControlLoopType) :: ControlLoop
    191. 

  191.   !Solvers
    192. 

  192.   TYPE(CMISSSolverType) :: SolverAdvecDiff, LinearSolverAdvecDiff
    193. 

  193.   !Solver equations
    194. 

  194.   TYPE(CMISSSolverEquationsType) :: SolverEquationsAdvecDiff
    195. 

  195. 

  196. 

  197. #ifdef WIN32
    198. 

  198.   !Quickwin type
    199. 

  199.   LOGICAL :: QUICKWIN_STATUS=.FALSE.
    200. 

  200.   TYPE(WINDOWCONFIG) :: QUICKWIN_WINDOW_CONFIG
    201. 

  201. #endif
    202. 

  202.   
    203. 

  203.   !Generic CMISS variables
    204. 

  204.   
    205. 

  205.   INTEGER(CMISSIntg) :: EquationsSetIndex
    206. 

  206.   INTEGER(CMISSIntg) :: Err
    207. 

  207.   
    208. 

  208. #ifdef WIN32
    209. 

  209.   !Initialise QuickWin
    210. 

  210.   QUICKWIN_WINDOW_CONFIG%TITLE="General Output" !Window title
    211. 

  211.   QUICKWIN_WINDOW_CONFIG%NUMTEXTROWS=-1 !Max possible number of rows
    212. 

  212.   QUICKWIN_WINDOW_CONFIG%MODE=QWIN$SCROLLDOWN
    213. 

  213.   !Set the window parameters
    214. 

  214.   QUICKWIN_STATUS=SETWINDOWCONFIG(QUICKWIN_WINDOW_CONFIG)
    215. 

  215.   !If attempt fails set with system estimated values
    216. 

  216.   IF(.NOT.QUICKWIN_STATUS) QUICKWIN_STATUS=SETWINDOWCONFIG(QUICKWIN_WINDOW_CONFIG)
    217. 

  217. #endif
    218. 

  218. 

  219.   !
    220. 

  220.   !================================================================================================================================
    221. 

  221.   !
    222. 

  222. 

  223.   !INITIALISE OPENCMISS
    224. 

  224. 

  225.   CALL CMISSInitialise(WorldCoordinateSystem,WorldRegion,Err)
    226. 

  226. 

  227.   !
    228. 

  228.   !================================================================================================================================
    229. 

  229.   !
    230. 

  230. 

  231.   !PROBLEM CONTROL PANEL
    232. 

  232. 

  233.   !Import cmHeart mesh information
    234. 

  234.   CALL FLUID_MECHANICS_IO_READ_CMHEART(CM,Err)  
    235. 

  235.   BASIS_NUMBER_SPACE=CM%ID_M
    236. 

  236.   BASIS_NUMBER_CONCENTRATION=CM%ID_V
    237. 

  237.   NUMBER_OF_DIMENSIONS=CM%D
    238. 

  238.   BASIS_TYPE=CM%IT_T
    239. 

  239.   BASIS_XI_INTERPOLATION_SPACE=CM%IT_M
    240. 

  240.   BASIS_XI_INTERPOLATION_CONCENTRATION=CM%IT_V
    241. 

  241.   NUMBER_OF_NODES_SPACE=CM%N_M
    242. 

  242.   NUMBER_OF_NODES_CONCENTRATION=CM%N_V
    243. 

  243.   TOTAL_NUMBER_OF_NODES=CM%N_T
    244. 

  244.   TOTAL_NUMBER_OF_ELEMENTS=CM%E_T
    245. 

  245.   NUMBER_OF_ELEMENT_NODES_SPACE=CM%EN_M
    246. 

  246.   NUMBER_OF_ELEMENT_NODES_CONCENTRATION=CM%EN_V
    247. 

  247.   !Set initial values
    248. 

  248.   INITIAL_FIELD_ADVECTION_DIFFUSION(1)=0.0_CMISSDP
    249. 

  249.   INITIAL_FIELD_ADVECTION_DIFFUSION(2)=0.0_CMISSDP
    250. 

  250.   INITIAL_FIELD_ADVECTION_DIFFUSION(3)=0.0_CMISSDP
    251. 

  251.   !Set boundary conditions - what condition should be applied?
    252. 

  252.   !Set boundary conditions
    253. 

  253.   FIXED_WALL_NODES_ADVECTION_DIFFUSION_FLAG=.FALSE.
    254. 

  254.   INLET_WALL_NODES_ADVECTION_DIFFUSION_FLAG=.TRUE.
    255. 

  255.   IF(FIXED_WALL_NODES_ADVECTION_DIFFUSION_FLAG) THEN
    256. 

  256.     NUMBER_OF_FIXED_WALL_NODES_ADVECTION_DIFFUSION=1
    257. 

  257.     ALLOCATE(FIXED_WALL_NODES_ADVECTION_DIFFUSION(NUMBER_OF_FIXED_WALL_NODES_ADVECTION_DIFFUSION))
    258. 

  258.     FIXED_WALL_NODES_ADVECTION_DIFFUSION=(/42/)
    259. 

  259.   ENDIF
    260. 

  260.   IF(INLET_WALL_NODES_ADVECTION_DIFFUSION_FLAG) THEN
    261. 

  261.     NUMBER_OF_INLET_WALL_NODES_ADVECTION_DIFFUSION=105
    262. 

  262.     ALLOCATE(INLET_WALL_NODES_ADVECTION_DIFFUSION(NUMBER_OF_INLET_WALL_NODES_ADVECTION_DIFFUSION))
    263. 

  263.     INLET_WALL_NODES_ADVECTION_DIFFUSION=(/4,11,12,13,29,33,34,35,47,51,52,53,69,71,83,87,88,89,100,102,103,104,112,114,115, & 
    264. 

  264.     & 116,126,128,137,141,142,143,154,156,157,158,166,168,169,170,180,182,191,195,196,197,208,210,211, & 
    265. 

  265.     & 212,220,222,223,224,234,236,245,249,250,251,262,264,265,266,274,276,277,278,288,290,299,303,304, & 
    266. 

  266.     & 305,316,318,319,320,328,330,331,332,342,344,353,357,358,359,370,372,373,374,382,384,385,386,396, & 
    267. 

  267.     & 398,411,412,426,427,438,439,450/)
    268. 

  268. 

  269.     !Set initial boundary conditions
    270. 

  270.     BOUNDARY_CONDITIONS_ADVECTION_DIFFUSION(1)=42.0_CMISSDP
    271. 

  271.     BOUNDARY_CONDITIONS_ADVECTION_DIFFUSION(2)=0.0_CMISSDP
    272. 

  272.     BOUNDARY_CONDITIONS_ADVECTION_DIFFUSION(3)=0.0_CMISSDP
    273. 

  273.   ENDIF  !Set material parameters
    274. 

  274.   DIFF_COEFF_PARAM_ADVECTION_DIFFUSION(1)=1.0_CMISSDP
    275. 

  275.   DIFF_COEFF_PARAM_ADVECTION_DIFFUSION(2)=1.0_CMISSDP
    276. 

  276.   DIFF_COEFF_PARAM_ADVECTION_DIFFUSION(3)=1.0_CMISSDP
    277. 

  277.   !Set interpolation parameters
    278. 

  278.   BASIS_XI_GAUSS_SPACE=3
    279. 

  279.   BASIS_XI_GAUSS_CONCENTRATION=3
    280. 

  280.   !Set output parameter
    281. 

  281.   !(NoOutput/ProgressOutput/TimingOutput/SolverOutput/SolverMatrixOutput)
    282. 

  282.   LINEAR_SOLVER_ADVECTION_DIFFUSION_OUTPUT_TYPE=CMISS_SOLVER_NO_OUTPUT
    283. 

  283.   !(NoOutput/TimingOutput/MatrixOutput/ElementOutput)
    284. 

  284.   EQUATIONS_ADVECTION_DIFFUSION_OUTPUT=CMISS_EQUATIONS_NO_OUTPUT
    285. 

  285.   !Set solver parameters
    286. 

  286.   LINEAR_SOLVER_ADVECTION_DIFFUSION_DIRECT_FLAG=.FALSE.
    287. 

  287.   RELATIVE_TOLERANCE=1.0E-10_CMISSDP !default: 1.0E-05_CMISSDP
    288. 

  288.   ABSOLUTE_TOLERANCE=1.0E-10_CMISSDP !default: 1.0E-10_CMISSDP
    289. 

  289.   DIVERGENCE_TOLERANCE=1.0E20 !default: 1.0E5
    290. 

  290.   MAXIMUM_ITERATIONS=100000 !default: 100000
    291. 

  291.   RESTART_VALUE=3000 !default: 30
    292. 

  292.   LINESEARCH_ALPHA=1.0
    293. 

  293. 

  294.   !
    295. 

  295.   !================================================================================================================================
    296. 

  296.   !
    297. 

  297. 

  298.   !COORDINATE SYSTEM
    299. 

  299. 

  300.   !Start the creation of a new RC coordinate system
    301. 

  301.   CALL CMISSCoordinateSystem_Initialise(CoordinateSystem,Err)
    302. 

  302.   CALL CMISSCoordinateSystem_CreateStart(CoordinateSystemUserNumber,CoordinateSystem,Err)
    303. 

  303.   !Set the coordinate system dimension
    304. 

  304.   CALL CMISSCoordinateSystem_DimensionSet(CoordinateSystem,NUMBER_OF_DIMENSIONS,Err)
    305. 

  305.   !Finish the creation of the coordinate system
    306. 

  306.   CALL CMISSCoordinateSystem_CreateFinish(CoordinateSystem,Err)
    307. 

  307. 

  308.   !
    309. 

  309.   !================================================================================================================================
    310. 

  310.   !
    311. 

  311. 

  312.   !REGION
    313. 

  313. 

  314.   !Start the creation of a new region
    315. 

  315.   CALL CMISSRegion_Initialise(Region,Err)
    316. 

  316.   CALL CMISSRegion_CreateStart(RegionUserNumber,WorldRegion,Region,Err)
    317. 

  317.   !Set the regions coordinate system as defined above
    318. 

  318.   CALL CMISSRegion_CoordinateSystemSet(Region,CoordinateSystem,Err)
    319. 

  319.   !Finish the creation of the region
    320. 

  320.   CALL CMISSRegion_CreateFinish(Region,Err)
    321. 

  321. 

  322.   !
    323. 

  323.   !================================================================================================================================
    324. 

  324.   !
    325. 

  325. 

  326.   !BASES
    327. 

  327. 

  328.   !Start the creation of new bases
    329. 

  329.   MESH_NUMBER_OF_COMPONENTS=1
    330. 

  330.   CALL CMISSBasis_Initialise(BasisSpace,Err)
    331. 

  331.   CALL CMISSBasis_CreateStart(BASIS_NUMBER_SPACE,BasisSpace,Err)
    332. 

  332.   !Set the basis type (Lagrange/Simplex)
    333. 

  333.   CALL CMISSBasis_TypeSet(BasisSpace,BASIS_TYPE,Err)
    334. 

  334.   !Set the basis xi number
    335. 

  335.   CALL CMISSBasis_NumberOfXiSet(BasisSpace,NUMBER_OF_DIMENSIONS,Err)
    336. 

  336.   !Set the basis xi interpolation and number of Gauss points
    337. 

  337.   IF(NUMBER_OF_DIMENSIONS==2) THEN
    338. 

  338.     CALL CMISSBasis_InterpolationXiSet(BasisSpace,(/BASIS_XI_INTERPOLATION_SPACE,BASIS_XI_INTERPOLATION_SPACE/),Err)
    339. 

  339.     CALL CMISSBasis_QuadratureNumberOfGaussXiSet(BasisSpace,(/BASIS_XI_GAUSS_SPACE,BASIS_XI_GAUSS_SPACE/),Err)
    340. 

  340.   ELSE IF(NUMBER_OF_DIMENSIONS==3) THEN
    341. 

  341.     CALL CMISSBasis_InterpolationXiSet(BasisSpace,(/BASIS_XI_INTERPOLATION_SPACE,BASIS_XI_INTERPOLATION_SPACE, & 
    342. 

  342.       & BASIS_XI_INTERPOLATION_SPACE/),Err)                         
    343. 

  343.     CALL CMISSBasis_QuadratureNumberOfGaussXiSet(BasisSpace,(/BASIS_XI_GAUSS_SPACE,BASIS_XI_GAUSS_SPACE,BASIS_XI_GAUSS_SPACE/),Err)
    344. 

  344.   ENDIF
    345. 

  345.   !Finish the creation of the basis
    346. 

  346.   CALL CMISSBasis_CreateFinish(BasisSpace,Err)
    347. 

  347.   !Start the creation of another basis
    348. 

  348.   IF(BASIS_XI_INTERPOLATION_CONCENTRATION==BASIS_XI_INTERPOLATION_SPACE) THEN
    349. 

  349.     BasisConcentration=BasisSpace
    350. 

  350.   ELSE
    351. 

  351.     MESH_NUMBER_OF_COMPONENTS=MESH_NUMBER_OF_COMPONENTS+1
    352. 

  352.     !Initialise a new pressure basis
    353. 

  353.     CALL CMISSBasis_Initialise(BasisConcentration,Err)
    354. 

  354.     !Start the creation of a basis
    355. 

  355.     CALL CMISSBasis_CreateStart(BASIS_NUMBER_CONCENTRATION,BasisConcentration,Err)
    356. 

  356.     !Set the basis type (Lagrange/Simplex)
    357. 

  357.     CALL CMISSBasis_TypeSet(BasisConcentration,BASIS_TYPE,Err)
    358. 

  358.     !Set the basis xi number
    359. 

  359.     CALL CMISSBasis_NumberOfXiSet(BasisConcentration,NUMBER_OF_DIMENSIONS,Err)
    360. 

  360.     !Set the basis xi interpolation and number of Gauss points
    361. 

  361.     IF(NUMBER_OF_DIMENSIONS==2) THEN
    362. 

  362.       CALL CMISSBasis_InterpolationXiSet(BasisConcentration,(/BASIS_XI_INTERPOLATION_CONCENTRATION, &
    363. 

  363.         & BASIS_XI_INTERPOLATION_CONCENTRATION/),Err)
    364. 

  364.       CALL CMISSBasis_QuadratureNumberOfGaussXiSet(BasisConcentration,(/BASIS_XI_GAUSS_CONCENTRATION, &
    365. 

  365.         & BASIS_XI_GAUSS_CONCENTRATION/),Err)
    366. 

  366.     ELSE IF(NUMBER_OF_DIMENSIONS==3) THEN
    367. 

  367.       CALL CMISSBasis_InterpolationXiSet(BasisConcentration,(/BASIS_XI_INTERPOLATION_CONCENTRATION, & 
    368. 

  368.         & BASIS_XI_INTERPOLATION_CONCENTRATION, BASIS_XI_INTERPOLATION_CONCENTRATION/),Err)                         
    369. 

  369.       CALL CMISSBasis_QuadratureNumberOfGaussXiSet(BasisConcentration,(/BASIS_XI_GAUSS_CONCENTRATION, & 
    370. 

  370.         & BASIS_XI_GAUSS_CONCENTRATION, BASIS_XI_GAUSS_CONCENTRATION/),Err)
    371. 

  371.     ENDIF
    372. 

  372.     !Finish the creation of the basis
    373. 

  373.     CALL CMISSBasis_CreateFinish(BasisConcentration,Err)
    374. 

  374.   ENDIF
    375. 

  375.   !
    376. 

  376.   !================================================================================================================================
    377. 

  377.   !
    378. 

  378. 

  379.   !MESH
    380. 

  380. 

  381.   !Start the creation of mesh nodes
    382. 

  382.   CALL CMISSNodes_Initialise(Nodes,Err)
    383. 

  383.   CALL CMISSMesh_Initialise(Mesh,Err)
    384. 

  384.   CALL CMISSNodes_CreateStart(Region,TOTAL_NUMBER_OF_NODES,Nodes,Err)
    385. 

  385.   CALL CMISSNodes_CreateFinish(Nodes,Err)
    386. 

  386.   !Start the creation of the mesh
    387. 

  387.   CALL CMISSMesh_CreateStart(MeshUserNumber,Region,NUMBER_OF_DIMENSIONS,Mesh,Err)
    388. 

  388.   !Set number of mesh elements
    389. 

  389.   CALL CMISSMesh_NumberOfElementsSet(Mesh,TOTAL_NUMBER_OF_ELEMENTS,Err)
    390. 

  390.   !Set number of mesh components
    391. 

  391.   CALL CMISSMesh_NumberOfComponentsSet(Mesh,MESH_NUMBER_OF_COMPONENTS,Err)
    392. 

  392.   !Specify spatial mesh component
    393. 

  393.   CALL CMISSMeshElements_Initialise(MeshElementsSpace,Err)
    394. 

  394.   CALL CMISSMeshElements_Initialise(MeshElementsConcentration,Err)
    395. 

  395.   MESH_COMPONENT_NUMBER_SPACE=1
    396. 

  396.   MESH_COMPONENT_NUMBER_CONCENTRATION=1
    397. 

  397.   CALL CMISSMeshElements_CreateStart(Mesh,MESH_COMPONENT_NUMBER_SPACE,BasisSpace,MeshElementsSpace,Err)
    398. 

  398.   DO ELEMENT_NUMBER=1,TOTAL_NUMBER_OF_ELEMENTS
    399. 

  399.     CALL CMISSMeshElements_NodesSet(MeshElementsSpace,ELEMENT_NUMBER,CM%M(ELEMENT_NUMBER,1:NUMBER_OF_ELEMENT_NODES_SPACE),Err)
    400. 

  400.   ENDDO
    401. 

  401.   CALL CMISSMeshElements_CreateFinish(MeshElementsSpace,Err)
    402. 

  402.   !Specify pressure mesh component
    403. 

  403.   IF(BASIS_XI_INTERPOLATION_CONCENTRATION==BASIS_XI_INTERPOLATION_SPACE) THEN
    404. 

  404.     MeshElementsConcentration=MeshElementsSpace
    405. 

  405.     MESH_COMPONENT_NUMBER_CONCENTRATION=MESH_COMPONENT_NUMBER_SPACE
    406. 

  406.   ELSE
    407. 

  407.     MESH_COMPONENT_NUMBER_CONCENTRATION=MESH_COMPONENT_NUMBER_SPACE+1
    408. 

  408.     CALL CMISSMeshElements_CreateStart(Mesh,MESH_COMPONENT_NUMBER_CONCENTRATION,BasisConcentration,MeshElementsConcentration,Err)
    409. 

  409.     DO ELEMENT_NUMBER=1,TOTAL_NUMBER_OF_ELEMENTS
    410. 

  410.       CALL CMISSMeshElements_NodesSet(MeshElementsConcentration,ELEMENT_NUMBER,CM%V(ELEMENT_NUMBER, & 
    411. 

  411.         & 1:NUMBER_OF_ELEMENT_NODES_CONCENTRATION),Err)
    412. 

  412.     ENDDO
    413. 

  413.     CALL CMISSMeshElements_CreateFinish(MeshElementsConcentration,Err)
    414. 

  414.   ENDIF
    415. 

  415.   !Finish the creation of the mesh
    416. 

  416.   CALL CMISSMesh_CreateFinish(Mesh,Err)
    417. 

  417. 

  418.   !
    419. 

  419.   !================================================================================================================================
    420. 

  420.   !
    421. 

  421. 

  422.   !GEOMETRIC FIELD
    423. 

  423. 

  424.   !Create a decomposition
    425. 

  425.   CALL CMISSDecomposition_Initialise(Decomposition,Err)
    426. 

  426.   CALL CMISSDecomposition_CreateStart(DecompositionUserNumber,Mesh,Decomposition,Err)
    427. 

  427.   !Set the decomposition to be a general decomposition with the specified number of domains
    428. 

  428.   CALL CMISSDecomposition_TypeSet(Decomposition,CMISS_DECOMPOSITION_CALCULATED_TYPE,Err)
    429. 

  429.   CALL CMISSDecomposition_NumberOfDomainsSet(Decomposition,DomainUserNumber,Err)
    430. 

  430.   !Finish the decomposition
    431. 

  431.   CALL CMISSDecomposition_CreateFinish(Decomposition,Err)
    432. 

  432. 

  433.   !Start to create a default (geometric) field on the region
    434. 

  434.   CALL CMISSField_Initialise(GeometricField,Err)
    435. 

  435.   CALL CMISSField_CreateStart(GeometricFieldUserNumber,Region,GeometricField,Err)
    436. 

  436.   !Set the field type
    437. 

  437.   CALL CMISSField_TypeSet(GeometricField,CMISS_FIELD_GEOMETRIC_TYPE,Err)
    438. 

  438.   !Set the decomposition to use
    439. 

  439.   CALL CMISSField_MeshDecompositionSet(GeometricField,Decomposition,Err)
    440. 

  440.   !Set the scaling to use
    441. 

  441.   CALL CMISSField_ScalingTypeSet(GeometricField,CMISS_FIELD_NO_SCALING,Err)
    442. 

  442.   !Set the mesh component to be used by the field components.
    443. 

  443.   DO COMPONENT_NUMBER=1,NUMBER_OF_DIMENSIONS
    444. 

  444.     CALL CMISSField_ComponentMeshComponentSet(GeometricField,CMISS_FIELD_U_VARIABLE_TYPE,COMPONENT_NUMBER, & 
    445. 

  445.       & MESH_COMPONENT_NUMBER_SPACE,Err)
    446. 

  446.   ENDDO
    447. 

  447.   !Finish creating the field
    448. 

  448.   CALL CMISSField_CreateFinish(GeometricField,Err)
    449. 

  449.   !Update the geometric field parameters
    450. 

  450.   DO NODE_NUMBER=1,NUMBER_OF_NODES_SPACE
    451. 

  451.     DO COMPONENT_NUMBER=1,NUMBER_OF_DIMENSIONS
    452. 

  452.       VALUE=CM%N(NODE_NUMBER,COMPONENT_NUMBER)
    453. 

  453.       CALL CMISSField_ParameterSetUpdateNode(GeometricField,CMISS_FIELD_U_VARIABLE_TYPE,CMISS_FIELD_VALUES_SET_TYPE,1, & 
    454. 

  454.         & CMISS_NO_GLOBAL_DERIV,NODE_NUMBER,COMPONENT_NUMBER,VALUE,Err)
    455. 

  455.     ENDDO
    456. 

  456.   ENDDO
    457. 

  457.   CALL CMISSField_ParameterSetUpdateStart(GeometricField,CMISS_FIELD_U_VARIABLE_TYPE,CMISS_FIELD_VALUES_SET_TYPE,Err)
    458. 

  458.   CALL CMISSField_ParameterSetUpdateFinish(GeometricField,CMISS_FIELD_U_VARIABLE_TYPE,CMISS_FIELD_VALUES_SET_TYPE,Err)
    459. 

  459. 

  460.   !
    461. 

  461.   !================================================================================================================================
    462. 

  462.   !
    463. 

  463. 

  464.   !EQUATIONS SETS
    465. 

  465.  
    466. 

  466.   !Create the equations_set
    467. 

  467.   CALL CMISSEquationsSet_Initialise(EquationsSetAdvecDiff,Err)
    468. 

  468.     CALL CMISSField_Initialise(EquationsSetField,Err)
    469. 

  469.   CALL CMISSEquationsSet_CreateStart(EquationsSetUserNumberAdvecDiff,Region,GeometricField, &
    470. 

  470.     & CMISS_EQUATIONS_SET_CLASSICAL_FIELD_CLASS, &
    471. 

  471.     & CMISS_EQUATIONS_SET_ADVECTION_DIFFUSION_EQUATION_TYPE,CMISS_EQUATIONS_SET_NO_SOURCE_ALE_ADVECTION_DIFFUSION_SUBTYPE,&
    472. 

  472.     & EquationsSetFieldUserNumber,EquationsSetField,EquationsSetAdvecDiff,Err)
    473. 

  473.   !Set the equations set to be a standard Laplace problem
    474. 

  474.   !Finish creating the equations set
    475. 

  475.   CALL CMISSEquationsSet_CreateFinish(EquationsSetAdvecDiff,Err)
    476. 

  476. 

  477.   !
    478. 

  478.   !================================================================================================================================
    479. 

  479.   !
    480. 

  480. 

  481.   !DEPENDENT FIELDS
    482. 

  482. 

  483.   !Create the equations set dependent field variables
    484. 

  484.   CALL CMISSField_Initialise(DependentFieldAdvecDiff,Err)
    485. 

  485.   CALL CMISSEquationsSet_DependentCreateStart(EquationsSetAdvecDiff,DependentFieldUserNumberAdvecDiff,DependentFieldAdvecDiff,Err)
    486. 

  486.   !Finish the equations set dependent field variables
    487. 

  487.   CALL CMISSEquationsSet_DependentCreateFinish(EquationsSetAdvecDiff,Err)
    488. 

  488. 

  489.   !
    490. 

  490.   !================================================================================================================================
    491. 

  491.   !
    492. 

  492. 

  493.   !MATERIALS FIELDS
    494. 

  494. 

  495.   !Create the equations set material field variables
    496. 

  496.   CALL CMISSField_Initialise(MaterialsFieldAdvecDiff,Err)
    497. 

  497.   CALL CMISSEquationsSet_MaterialsCreateStart(EquationsSetAdvecDiff,MaterialsFieldUserNumberAdvecDiff,MaterialsFieldAdvecDiff,Err)
    498. 

  498.   !Finish the equations set dependent field variables
    499. 

  499.   CALL CMISSEquationsSet_MaterialsCreateFinish(EquationsSetAdvecDiff,Err)
    500. 

  500. 

  501.   !
    502. 

  502.   !================================================================================================================================
    503. 

  503.   !
    504. 

  504. 

  505.   !SOURCE FIELDS
    506. 

  506. 

  507. 

  508.   !Create the equations set source field variables
    509. 

  509. !   CALL CMISSField_Initialise(SourceFieldAdvecDiff,Err)
    510. 

  510. !   CALL CMISSEquationsSet_SourceCreateStart(EquationsSetAdvecDiff,SourceFieldUserNumberAdvecDiff,SourceFieldAdvecDiff,Err)
    511. 

  511. !   CALL CMISSField_ComponentInterpolationSet(SourceFieldAdvecDiff,CMISS_FIELD_U_VARIABLE_TYPE,1,CMISS_FIELD_NODE_BASED_INTERPOLATION,Err)
    512. 

  512. !   !Finish the equations set dependent field variables
    513. 

  513. !   CALL CMISSEquationsSet_SourceCreateFinish(EquationsSetAdvecDiff,Err)
    514. 

  514. 

  515. 

  516.   !
    517. 

  517.   !================================================================================================================================
    518. 

  518.   !
    519. 

  519. 

  520.   !INDEPENDENT FIELDS
    521. 

  521. 

  522.  ! CALL CMISSField_ParameterSetDataGet(GeometricField,CMISS_FIELD_U_VARIABLE_TYPE,CMISS_FIELD_VALUES_SET_TYPE,GEOMETRIC_PARAMETERS,Err)
    523. 

  523. 

  524. 

  525.   !Create the equations set independent field variables
    526. 

  526.   CALL CMISSField_Initialise(IndependentFieldAdvecDiff,Err)
    527. 

  527.   CALL CMISSEquationsSet_IndependentCreateStart(EquationsSetAdvecDiff,IndependentFieldUserNumberAdvecDiff, &
    528. 

  528.     & IndependentFieldAdvecDiff,Err)
    529. 

  529. !   IF(NUMBER_GLOBAL_Z_ELEMENTS==0) THEN
    530. 

  530. !   CALL CMISSField_ComponentInterpolationSet(IndependentField,CMISS_FIELD_U_VARIABLE_TYPE,1,CMISS_FIELD_NODE_BASED_INTERPOLATION,Err) 
    531. 

  531. !   CALL CMISSField_ComponentInterpolationSet(IndependentField,CMISS_FIELD_U_VARIABLE_TYPE,2,CMISS_FIELD_NODE_BASED_INTERPOLATION,Err)
    532. 

  532. !   ENDIF
    533. 

  533.   !Set the mesh component to be used by the field components.
    534. 

  534.   CALL CMISSField_ComponentMeshComponentSet(IndependentFieldAdvecDiff,CMISS_FIELD_U_VARIABLE_TYPE,MESH_COMPONENT_NUMBER_SPACE, & 
    535. 

  535.     & MESH_COMPONENT_NUMBER_CONCENTRATION,Err)
    536. 

  536. 

  537.   !Finish the equations set dependent field variables
    538. 

  538.   CALL CMISSEquationsSet_IndependentCreateFinish(EquationsSetAdvecDiff,Err)
    539. 

  539.  
    540. 

  540.   !
    541. 

  541.   !================================================================================================================================
    542. 

  542.   !
    543. 

  543. 

  544. 

  545.   !EQUATIONS
    546. 

  546. 

  547. 

  548.   !Create the equations set equations
    549. 

  549.   CALL CMISSEquations_Initialise(EquationsAdvecDiff,Err)
    550. 

  550.   CALL CMISSEquationsSet_EquationsCreateStart(EquationsSetAdvecDiff,EquationsAdvecDiff,Err)
    551. 

  551.   !Set the equations matrices sparsity type
    552. 

  552.   CALL CMISSEquations_SparsityTypeSet(EquationsAdvecDiff,CMISS_EQUATIONS_SPARSE_MATRICES,Err)
    553. 

  553.   !Set the equations set output
    554. 

  554.   CALL CMISSEquations_OutputTypeSet(EquationsAdvecDiff,EQUATIONS_ADVECTION_DIFFUSION_OUTPUT,Err)
    555. 

  555.   !CALL CMISSEquations_OutputTypeSet(Equations,CMISS_EQUATIONS_NO_OUTPUT,Err)
    556. 

  556.   !CALL CMISSEquations_OutputTypeSet(Equations,CMISS_EQUATIONS_TIMING_OUTPUT,Err)
    557. 

  557.   !CALL CMISSEquations_OutputTypeSet(Equations,CMISS_EQUATIONS_MATRIX_OUTPUT,Err)
    558. 

  558.   !CALL CMISSEquations_OutputTypeSet(Equations,CMISS_EQUATIONS_ELEMENT_MATRIX_OUTPUT,Err)
    559. 

  559.   !Finish the equations set equations
    560. 

  560.   CALL CMISSEquationsSet_EquationsCreateFinish(EquationsSetAdvecDiff,Err)
    561. 

  561. 

  562.   !
    563. 

  563.   !================================================================================================================================
    564. 

  564.   !
    565. 

  565. 

  566.   !Start the creation of a problem.
    567. 

  567.   CALL CMISSProblem_Initialise(Problem,Err)
    568. 

  568.   CALL CMISSControlLoop_Initialise(ControlLoop,Err)
    569. 

  569.   CALL CMISSProblem_CreateStart(ProblemUserNumber,Problem,Err)
    570. 

  570.   !Set the problem to be a No Source Diffusion problem
    571. 

  571.   CALL CMISSProblem_SpecificationSet(Problem,CMISS_PROBLEM_CLASSICAL_FIELD_CLASS,CMISS_PROBLEM_ADVECTION_DIFFUSION_EQUATION_TYPE, &
    572. 

  572.     & CMISS_PROBLEM_NO_SOURCE_ALE_ADVECTION_DIFFUSION_SUBTYPE,Err)
    573. 

  573.   !Finish the creation of a problem.
    574. 

  574.   CALL CMISSProblem_CreateFinish(Problem,Err)
    575. 

  575.   !Start the creation of the problem control loop
    576. 

  576.   CALL CMISSProblem_ControlLoopCreateStart(Problem,Err)
    577. 

  577.   !Get the control loop
    578. 

  578.   CALL CMISSProblem_ControlLoopGet(Problem,ControlLoopNode,ControlLoop,Err)
    579. 

  579.   !Set the times
    580. 

  580.   CALL CMISSControlLoop_TimesSet(ControlLoop,0.0_CMISSDP,3.0_CMISSDP,0.1_CMISSDP,Err)
    581. 

  581.   !Finish creating the problem control loop
    582. 

  582.   CALL CMISSProblem_ControlLoopCreateFinish(Problem,Err)
    583. 

  583. 

  584.   !
    585. 

  585.   !================================================================================================================================
    586. 

  586.   !
    587. 

  587. 

  588. 

  589.   !SOLVERS
    590. 

  590. 

  591.   !Start the creation of the problem solvers
    592. 

  592. !  
    593. 

  593. ! !   !For the Direct Solver MUMPS, uncomment the below two lines and comment out the above five
    594. 

  594. ! !   CALL SOLVER_LINEAR_TYPE_SET(LINEAR_SOLVER,SOLVER_LINEAR_DIRECT_SOLVE_TYPE,ERR,ERROR,*999)
    595. 

  595. ! !   CALL SOLVER_LINEAR_DIRECT_TYPE_SET(LINEAR_SOLVER,SOLVER_DIRECT_MUMPS,ERR,ERROR,*999) 
    596. 

  596. ! 
    597. 

  597. 

  598.   CALL CMISSSolver_Initialise(SolverAdvecDiff,Err)
    599. 

  599.   CALL CMISSSolver_Initialise(LinearSolverAdvecDiff,Err)
    600. 

  600.   CALL CMISSProblem_SolversCreateStart(Problem,Err)
    601. 

  601.   CALL CMISSProblem_SolverGet(Problem,CMISS_CONTROL_LOOP_NODE,1,SolverAdvecDiff,Err)
    602. 

  602.   !CALL CMISSSolver_OutputTypeSet(Solver,CMISS_SOLVER_NO_OUTPUT,Err)
    603. 

  603.   !CALL CMISSSolver_OutputTypeSet(Solver,CMISS_SOLVER_PROGRESS_OUTPUT,Err)
    604. 

  604.   !CALL CMISSSolver_OutputTypeSet(Solver,CMISS_SOLVER_TIMING_OUTPUT,Err)
    605. 

  605.   !CALL CMISSSolver_OutputTypeSet(Solver,CMISS_SOLVER_SOLVER_OUTPUT,Err)
    606. 

  606.   CALL CMISSSolver_OutputTypeSet(SolverAdvecDiff,CMISS_SOLVER_PROGRESS_OUTPUT,Err)
    607. 

  607.   CALL CMISSSolver_DynamicLinearSolverGet(SolverAdvecDiff,LinearSolverAdvecDiff,Err)
    608. 

  608.   CALL CMISSSolver_LinearIterativeMaximumIterationsSet(LinearSolverAdvecDiff,300,Err)
    609. 

  609.   !Finish the creation of the problem solver
    610. 

  610.   CALL CMISSProblem_SolversCreateFinish(Problem,Err)
    611. 

  611. 

  612.   !
    613. 

  613.   !================================================================================================================================
    614. 

  614.   !
    615. 

  615.   !SOLVER EQUATIONS
    616. 

  616. 

  617.   !Create the problem solver equations
    618. 

  618.   CALL CMISSSolver_Initialise(SolverAdvecDiff,Err)
    619. 

  619.   CALL CMISSSolverEquations_Initialise(SolverEquationsAdvecDiff,Err)
    620. 

  620.   CALL CMISSProblem_SolverEquationsCreateStart(Problem,Err)
    621. 

  621.   !Get the solve equations
    622. 

  622.   CALL CMISSProblem_SolverGet(Problem,CMISS_CONTROL_LOOP_NODE,1,SolverAdvecDiff,Err)
    623. 

  623.   CALL CMISSSolver_SolverEquationsGet(SolverAdvecDiff,SolverEquationsAdvecDiff,Err)
    624. 

  624.   !Set the solver equations sparsity
    625. 

  625.   CALL CMISSSolverEquations_SparsityTypeSet(SolverEquationsAdvecDiff,CMISS_SOLVER_SPARSE_MATRICES,Err)
    626. 

  626.   !CALL CMISSSolverEquations_SparsityTypeSet(SolverEquations,CMISS_SOLVER_FULL_MATRICES,Err)  
    627. 

  627.   !Add in the equations set
    628. 

  628.   CALL CMISSSolverEquations_EquationsSetAdd(SolverEquationsAdvecDiff,EquationsSetAdvecDiff,EquationsSetIndex,Err)
    629. 

  629.   !Finish the creation of the problem solver equations
    630. 

  630.   CALL CMISSProblem_SolverEquationsCreateFinish(Problem,Err)
    631. 

  631. 

  632.   !
    633. 

  633.   !================================================================================================================================
    634. 

  634.   !
    635. 

  635. 

  636.  !BOUNDARY CONDITIONS
    637. 

  637. 

  638.   !Start the creation of the equations set boundary conditions for Poisson
    639. 

  639.   CALL CMISSBoundaryConditions_Initialise(BoundaryConditionsAdvecDiff,Err)
    640. 

  640.   CALL CMISSSolverEquations_BoundaryConditionsCreateStart(SolverEquationsAdvecDiff,BoundaryConditionsAdvecDiff,Err)
    641. 

  641.   !Set fixed wall nodes
    642. 

  642.   IF(FIXED_WALL_NODES_ADVECTION_DIFFUSION_FLAG) THEN
    643. 

  643.     DO NODE_COUNTER=1,NUMBER_OF_FIXED_WALL_NODES_ADVECTION_DIFFUSION
    644. 

  644.       NODE_NUMBER=FIXED_WALL_NODES_ADVECTION_DIFFUSION(NODE_COUNTER)
    645. 

  645.       CONDITION=CMISS_BOUNDARY_CONDITION_FIXED
    646. 

  646. !       DO COMPONENT_NUMBER=1,NUMBER_OF_DIMENSIONS
    647. 

  647.         VALUE=0.0_CMISSDP
    648. 

  648.         CALL CMISSBoundaryConditions_SetNode(BoundaryConditionsAdvecDiff,DependentFieldAdvecDiff,CMISS_FIELD_U_VARIABLE_TYPE, &
    649. 

  649.           & CMISS_NO_GLOBAL_DERIV,1, &
    650. 

  650.           & NODE_NUMBER,MESH_COMPONENT_NUMBER_CONCENTRATION,CONDITION,VALUE,Err)
    651. 

  651. !       ENDDO
    652. 

  652.     ENDDO
    653. 

  653.   ENDIF
    654. 

  654.   !Set velocity boundary conditions
    655. 

  655.   IF(INLET_WALL_NODES_ADVECTION_DIFFUSION_FLAG) THEN
    656. 

  656.     DO NODE_COUNTER=1,NUMBER_OF_INLET_WALL_NODES_ADVECTION_DIFFUSION
    657. 

  657.       NODE_NUMBER=INLET_WALL_NODES_ADVECTION_DIFFUSION(NODE_COUNTER)
    658. 

  658.       CONDITION=CMISS_BOUNDARY_CONDITION_FIXED
    659. 

  659. !       DO COMPONENT_NUMBER=1,NUMBER_OF_DIMENSIONS
    660. 

  660.         VALUE=0.1_CMISSDP
    661. 

  661.         CALL CMISSBoundaryConditions_SetNode(BoundaryConditionsAdvecDiff,DependentFieldAdvecDiff,CMISS_FIELD_U_VARIABLE_TYPE, &
    662. 

  662.           & CMISS_NO_GLOBAL_DERIV,1, &
    663. 

  663.           & NODE_NUMBER,MESH_COMPONENT_NUMBER_CONCENTRATION,CONDITION,VALUE,Err)
    664. 

  664. !       ENDDO
    665. 

  665.     ENDDO
    666. 

  666.   ENDIF
    667. 

  667.   !Finish the creation of the equations set boundary conditions
    668. 

  668.   CALL CMISSSolverEquations_BoundaryConditionsCreateFinish(SolverEquationsAdvecDiff,Err)
    669. 

  669. 

  670.   !
    671. 

  671.   !================================================================================================================================
    672. 

  672.   !
    673. 

  673. 

  674.   !RUN SOLVERS
    675. 

  675. 

  676.   !Turn of PETSc error handling
    677. 

  677.   !CALL PETSC_ERRORHANDLING_SET_ON(ERR,ERROR,*999)
    678. 

  678. 

  679.   !Solve the problem
    680. 

  680.   WRITE(*,'(A)') "Solving problem..."
    681. 

  681.   CALL CMISSProblem_Solve(Problem,Err)
    682. 

  682.   WRITE(*,'(A)') "Problem solved!"
    683. 

  683. 

  684.   !
    685. 

  685.   !================================================================================================================================
    686. 

  686.   !
    687. 

  687. 

  688.   !OUTPUT
    689. 

  689. 

  690.   EXPORT_FIELD_IO=.TRUE.
    691. 

  691.   IF(EXPORT_FIELD_IO) THEN
    692. 

  692.     WRITE(*,'(A)') "Exporting fields..."
    693. 

  693.     CALL CMISSFields_Initialise(Fields,Err)
    694. 

  694.     CALL CMISSFields_Create(Region,Fields,Err)
    695. 

  695.     CALL CMISSFields_NodesExport(Fields,"AdvectionDiffusionIO_ALE","FORTRAN",Err)
    696. 

  696.     CALL CMISSFields_ElementsExport(Fields,"AdvectionDiffusionIO_ALE","FORTRAN",Err)
    697. 

  697.     CALL CMISSFields_Finalise(Fields,Err)
    698. 

  698.     WRITE(*,'(A)') "Field exported!"
    699. 

  699.   ENDIF
    700. 

  700.   
    701. 

  701. 

  702.   !Finialise CMISS
    703. 

  703.   !CALL CMISSFinalise(Err)
    704. 

  704. 

  705.   WRITE(*,'(A)') "Program successfully completed."
    706. 

  706.   
    707. 

  707.   STOP
    708. 

  708. 

  709. END PROGRAM ADVECTIONDIFFUSIONIOALEEXAMPLE
    710.