functions don't need acces to variables of function
better keep them out
This commit is contained in:
Martin Diehl
parent
1cae6c4533
commit
efa30d1f3a
118
src/VTK.f90
118
src/VTK.f90
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@ -102,12 +102,13 @@ subroutine VTK_readVTI(cells,geomSize,origin,material, &
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material = material + 1
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if (any(material<1)) call IO_error(error_ID = 844, ext_msg='material ID < 0')
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contains
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end subroutine VTK_readVTI
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!------------------------------------------------------------------------------------------------
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!> @brief determine size and origin from coordinates
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!------------------------------------------------------------------------------------------------
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subroutine cellsSizeOrigin(c,s,o,header)
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!------------------------------------------------------------------------------------------------
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!> @brief determine size and origin from coordinates
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!------------------------------------------------------------------------------------------------
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subroutine cellsSizeOrigin(c,s,o,header)
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integer, dimension(3), intent(out) :: c
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real(pReal), dimension(3), intent(out) :: s,o
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@ -134,13 +135,13 @@ subroutine VTK_readVTI(cells,geomSize,origin,material, &
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temp = getXMLValue(header,'Origin')
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o = [(IO_floatValue(temp,IO_stringPos(temp),i),i=1,3)]
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end subroutine
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end subroutine
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!------------------------------------------------------------------------------------------------
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!> @brief Interpret Base64 string in vtk XML file as integer of default kind
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!------------------------------------------------------------------------------------------------
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function as_Int(base64_str,headerType,compressed,dataType)
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!------------------------------------------------------------------------------------------------
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!> @brief Interpret Base64 string in vtk XML file as integer of default kind
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!------------------------------------------------------------------------------------------------
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function as_Int(base64_str,headerType,compressed,dataType)
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character(len=*), intent(in) :: base64_str, & ! base64 encoded string
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headerType, & ! header type (UInt32 or Uint64)
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@ -149,6 +150,7 @@ subroutine VTK_readVTI(cells,geomSize,origin,material, &
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integer, dimension(:), allocatable :: as_Int
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select case(dataType)
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case('Int32')
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as_Int = int(prec_bytesToC_INT32_T(asBytes(base64_str,headerType,compressed)))
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@ -162,13 +164,13 @@ subroutine VTK_readVTI(cells,geomSize,origin,material, &
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call IO_error(844,ext_msg='unknown data type: '//trim(dataType))
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end select
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end function as_Int
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end function as_Int
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!------------------------------------------------------------------------------------------------
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!> @brief Interpret Base64 string in vtk XML file as integer of pReal kind
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!------------------------------------------------------------------------------------------------
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function as_pReal(base64_str,headerType,compressed,dataType)
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!------------------------------------------------------------------------------------------------
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!> @brief Interpret Base64 string in vtk XML file as integer of pReal kind
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!------------------------------------------------------------------------------------------------
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function as_pReal(base64_str,headerType,compressed,dataType)
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character(len=*), intent(in) :: base64_str, & ! base64 encoded string
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headerType, & ! header type (UInt32 or Uint64)
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@ -177,6 +179,7 @@ subroutine VTK_readVTI(cells,geomSize,origin,material, &
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real(pReal), dimension(:), allocatable :: as_pReal
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select case(dataType)
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case('Int32')
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as_pReal = real(prec_bytesToC_INT32_T(asBytes(base64_str,headerType,compressed)),pReal)
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@ -190,13 +193,13 @@ subroutine VTK_readVTI(cells,geomSize,origin,material, &
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call IO_error(844,ext_msg='unknown data type: '//trim(dataType))
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end select
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end function as_pReal
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end function as_pReal
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!------------------------------------------------------------------------------------------------
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!> @brief Interpret Base64 string in vtk XML file as bytes
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!------------------------------------------------------------------------------------------------
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function asBytes(base64_str,headerType,compressed) result(bytes)
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!------------------------------------------------------------------------------------------------
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!> @brief Interpret Base64 string in vtk XML file as bytes
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!------------------------------------------------------------------------------------------------
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function asBytes(base64_str,headerType,compressed) result(bytes)
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character(len=*), intent(in) :: base64_str, & ! base64 encoded string
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headerType ! header type (UInt32 or Uint64)
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@ -204,30 +207,32 @@ subroutine VTK_readVTI(cells,geomSize,origin,material, &
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integer(C_SIGNED_CHAR), dimension(:), allocatable :: bytes
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if (compressed) then
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bytes = asBytes_compressed(base64_str,headerType)
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else
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bytes = asBytes_uncompressed(base64_str,headerType)
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end if
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end function asBytes
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end function asBytes
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!------------------------------------------------------------------------------------------------
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!> @brief Interpret compressed Base64 string in vtk XML file as bytes
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!> @details A compressed Base64 string consists of a header block and a data block
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! [#blocks/#u-size/#p-size/#c-size-1/#c-size-2/.../#c-size-#blocks][DATA-1/DATA-2...]
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! #blocks = Number of blocks
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! #u-size = Block size before compression
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! #p-size = Size of last partial block (zero if it not needed)
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! #c-size-i = Size in bytes of block i after compression
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!------------------------------------------------------------------------------------------------
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function asBytes_compressed(base64_str,headerType) result(bytes)
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!------------------------------------------------------------------------------------------------
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!> @brief Interpret compressed Base64 string in vtk XML file as bytes
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!> @details A compressed Base64 string consists of a header block and a data block
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! [#blocks/#u-size/#p-size/#c-size-1/#c-size-2/.../#c-size-#blocks][DATA-1/DATA-2...]
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! #blocks = Number of blocks
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! #u-size = Block size before compression
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! #p-size = Size of last partial block (zero if it not needed)
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! #c-size-i = Size in bytes of block i after compression
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!------------------------------------------------------------------------------------------------
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function asBytes_compressed(base64_str,headerType) result(bytes)
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character(len=*), intent(in) :: base64_str, & ! base64 encoded string
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headerType ! header type (UInt32 or Uint64)
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integer(C_SIGNED_CHAR), dimension(:), allocatable :: bytes
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integer(C_SIGNED_CHAR), dimension(:), allocatable :: bytes, bytes_inflated
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integer(C_SIGNED_CHAR), dimension(:), allocatable :: bytes_inflated
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integer(pI64), dimension(:), allocatable :: temp, size_inflated, size_deflated
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integer(pI64) :: headerLen, nBlock, b,s,e
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@ -257,23 +262,24 @@ subroutine VTK_readVTI(cells,geomSize,origin,material, &
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bytes(sum(size_inflated(:b-1))+1_pI64:sum(size_inflated(:b))) = zlib_inflate(bytes_inflated(s:e),size_inflated(b))
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end do
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end function asBytes_compressed
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end function asBytes_compressed
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!------------------------------------------------------------------------------------------------
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!> @brief Interprete uncompressed Base64 string in vtk XML file as bytes
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!> @details An uncompressed Base64 string consists of N headers blocks and a N data blocks
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![#bytes-1/DATA-1][#bytes-2/DATA-2]...
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!------------------------------------------------------------------------------------------------
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function asBytes_uncompressed(base64_str,headerType) result(bytes)
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!------------------------------------------------------------------------------------------------
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!> @brief Interprete uncompressed Base64 string in vtk XML file as bytes
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!> @details An uncompressed Base64 string consists of N headers blocks and a N data blocks
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![#bytes-1/DATA-1][#bytes-2/DATA-2]...
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!------------------------------------------------------------------------------------------------
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function asBytes_uncompressed(base64_str,headerType) result(bytes)
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character(len=*), intent(in) :: base64_str, & ! base64 encoded string
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headerType ! header type (UInt32 or Uint64)
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integer(C_SIGNED_CHAR), dimension(:), allocatable :: bytes
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integer(pI64) :: s
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integer(pI64), dimension(1) :: nByte
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integer(C_SIGNED_CHAR), dimension(:), allocatable :: bytes
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allocate(bytes(0))
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s=0_pI64
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@ -291,15 +297,15 @@ subroutine VTK_readVTI(cells,geomSize,origin,material, &
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end do
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end if
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end function asBytes_uncompressed
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end function asBytes_uncompressed
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!------------------------------------------------------------------------------------------------
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!> @brief Get XML string value for given key
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!------------------------------------------------------------------------------------------------
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pure function getXMLValue(line,key)
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!------------------------------------------------------------------------------------------------
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!> @brief Get XML string value for given key.
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!------------------------------------------------------------------------------------------------
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pure function getXMLValue(line,key)
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character(len=*), intent(in) :: line, key
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character(len=:), allocatable :: getXMLValue
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integer :: s,e
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@ -307,6 +313,7 @@ subroutine VTK_readVTI(cells,geomSize,origin,material, &
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character :: q
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#endif
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s = index(line," "//key,back=.true.)
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if (s==0) then
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getXMLValue = ''
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@ -316,7 +323,7 @@ subroutine VTK_readVTI(cells,geomSize,origin,material, &
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getXMLValue = ''
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else
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s = e
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! https://community.intel.com/t5/Intel-Fortran-Compiler/ICE-for-merge-with-strings/m-p/1207204#M151657
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!https://community.intel.com/t5/Intel-Fortran-Compiler/ICE-for-merge-with-strings/m-p/1207204#M151657
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#ifdef __INTEL_COMPILER
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q = line(s-1:s-1)
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e = s + index(line(s:),q) - 1
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@ -327,24 +334,23 @@ subroutine VTK_readVTI(cells,geomSize,origin,material, &
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end if
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end if
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end function
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end function
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!------------------------------------------------------------------------------------------------
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!> @brief check for supported file format
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!------------------------------------------------------------------------------------------------
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pure function fileFormatOk(line)
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!------------------------------------------------------------------------------------------------
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!> @brief Check for supported file format variants.
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!------------------------------------------------------------------------------------------------
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pure function fileFormatOk(line)
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character(len=*),intent(in) :: line
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logical :: fileFormatOk
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fileFormatOk = getXMLValue(line,'type') == 'ImageData' .and. &
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getXMLValue(line,'byte_order') == 'LittleEndian' .and. &
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getXMLValue(line,'compressor') /= 'vtkLZ4DataCompressor' .and. &
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getXMLValue(line,'compressor') /= 'vtkLZMADataCompressor'
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end function fileFormatOk
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end subroutine VTK_readVTI
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end function fileFormatOk
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end module VTK
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