not needed anymore
This commit is contained in:
Martin Diehl
parent
c80e1c5420
commit
42eb802126
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@ -149,168 +149,6 @@ subroutine discretization_grid_init(restart)
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end subroutine discretization_grid_init
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!--------------------------------------------------------------------------------------------------
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!> @brief Parses geometry file
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!> @details important variables have an implicit "save" attribute. Therefore, this function is
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! supposed to be called only once!
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!--------------------------------------------------------------------------------------------------
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subroutine readGeom(grid,geomSize,origin,material)
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integer, dimension(3), intent(out) :: &
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grid ! grid (across all processes!)
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real(pReal), dimension(3), intent(out) :: &
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geomSize, & ! size (across all processes!)
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origin ! origin (across all processes!)
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integer, dimension(:), intent(out), allocatable :: &
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material
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character(len=:), allocatable :: rawData
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character(len=65536) :: line
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integer, allocatable, dimension(:) :: chunkPos
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integer :: &
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headerLength = -1, & !< length of header (in lines)
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fileLength, & !< length of the geom file (in characters)
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fileUnit, &
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startPos, endPos, &
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myStat, &
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l, & !< line counter
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c, & !< counter for # materials in line
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o, & !< order of "to" packing
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e, & !< "element", i.e. spectral collocation point
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i, j
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grid = -1
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geomSize = -1.0_pReal
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!--------------------------------------------------------------------------------------------------
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! read raw data as stream
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inquire(file = trim(interface_geomFile), size=fileLength)
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open(newunit=fileUnit, file=trim(interface_geomFile), access='stream',&
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status='old', position='rewind', action='read',iostat=myStat)
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if(myStat /= 0) call IO_error(100,ext_msg=trim(interface_geomFile))
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allocate(character(len=fileLength)::rawData)
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read(fileUnit) rawData
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close(fileUnit)
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!--------------------------------------------------------------------------------------------------
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! get header length
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endPos = index(rawData,IO_EOL)
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if(endPos <= index(rawData,'head')) then ! ToDo: Should be 'header'
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startPos = len(rawData)
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call IO_error(error_ID=841, ext_msg='readGeom')
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else
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chunkPos = IO_stringPos(rawData(1:endPos))
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if (chunkPos(1) < 2) call IO_error(error_ID=841, ext_msg='readGeom')
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headerLength = IO_intValue(rawData(1:endPos),chunkPos,1)
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startPos = endPos + 1
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endif
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!--------------------------------------------------------------------------------------------------
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! read and interpret header
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origin = 0.0_pReal
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l = 0
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do while (l < headerLength .and. startPos < len(rawData))
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endPos = startPos + index(rawData(startPos:),IO_EOL) - 1
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if (endPos < startPos) endPos = len(rawData) ! end of file without new line
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line = rawData(startPos:endPos)
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startPos = endPos + 1
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l = l + 1
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chunkPos = IO_stringPos(trim(line))
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if (chunkPos(1) < 2) cycle ! need at least one keyword value pair
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select case (IO_lc(IO_StringValue(trim(line),chunkPos,1)) )
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case ('grid')
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if (chunkPos(1) > 6) then
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do j = 2,6,2
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select case (IO_lc(IO_stringValue(line,chunkPos,j)))
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case('a')
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grid(1) = IO_intValue(line,chunkPos,j+1)
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case('b')
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grid(2) = IO_intValue(line,chunkPos,j+1)
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case('c')
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grid(3) = IO_intValue(line,chunkPos,j+1)
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end select
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enddo
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endif
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case ('size')
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if (chunkPos(1) > 6) then
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do j = 2,6,2
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select case (IO_lc(IO_stringValue(line,chunkPos,j)))
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case('x')
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geomSize(1) = IO_floatValue(line,chunkPos,j+1)
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case('y')
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geomSize(2) = IO_floatValue(line,chunkPos,j+1)
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case('z')
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geomSize(3) = IO_floatValue(line,chunkPos,j+1)
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end select
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enddo
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endif
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case ('origin')
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if (chunkPos(1) > 6) then
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do j = 2,6,2
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select case (IO_lc(IO_stringValue(line,chunkPos,j)))
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case('x')
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origin(1) = IO_floatValue(line,chunkPos,j+1)
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case('y')
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origin(2) = IO_floatValue(line,chunkPos,j+1)
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case('z')
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origin(3) = IO_floatValue(line,chunkPos,j+1)
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end select
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enddo
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endif
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end select
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enddo
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!--------------------------------------------------------------------------------------------------
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! sanity checks
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if(any(grid < 1)) &
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call IO_error(error_ID = 842, ext_msg='grid (readGeom)')
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if(any(geomSize < 0.0_pReal)) &
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call IO_error(error_ID = 842, ext_msg='size (readGeom)')
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allocate(material(product(grid)), source = -1) ! too large in case of MPI (shrink later, not very elegant)
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!--------------------------------------------------------------------------------------------------
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! read and interpret content
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e = 1
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do while (startPos < len(rawData))
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endPos = startPos + index(rawData(startPos:),IO_EOL) - 1
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if (endPos < startPos) endPos = len(rawData) ! end of file without new line
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line = rawData(startPos:endPos)
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startPos = endPos + 1
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l = l + 1
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chunkPos = IO_stringPos(trim(line))
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noCompression: if (chunkPos(1) /= 3) then
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c = chunkPos(1)
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material(e:e+c-1) = [(IO_intValue(line,chunkPos,i+1), i=0, c-1)]
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else noCompression
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compression: if (IO_lc(IO_stringValue(line,chunkPos,2)) == 'of') then
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c = IO_intValue(line,chunkPos,1)
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material(e:e+c-1) = [(IO_intValue(line,chunkPos,3),i = 1,IO_intValue(line,chunkPos,1))]
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else if (IO_lc(IO_stringValue(line,chunkPos,2)) == 'to') then compression
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c = abs(IO_intValue(line,chunkPos,3) - IO_intValue(line,chunkPos,1)) + 1
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o = merge(+1, -1, IO_intValue(line,chunkPos,3) > IO_intValue(line,chunkPos,1))
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material(e:e+c-1) = [(i, i = IO_intValue(line,chunkPos,1),IO_intValue(line,chunkPos,3),o)]
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else compression
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c = chunkPos(1)
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material(e:e+c-1) = [(IO_intValue(line,chunkPos,i+1), i=0, c-1)]
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endif compression
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endif noCompression
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e = e+c
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end do
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if (e-1 /= product(grid)) call IO_error(error_ID = 843, el=e)
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end subroutine readGeom
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!--------------------------------------------------------------------------------------------------
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!> @brief Parse vtk rectilinear grid (.vtr)
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!> @details https://vtk.org/Wiki/VTK_XML_Formats
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