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################################################################################################
# Declaration of DATA types # #
# Credits for the Gwyddion project for # #
# deciphering the constants # #
# See https://sourceforge.net/p/gwyddion/code/HEAD/tree/trunk/gwyddion/modules/file/renishaw.c #
################################################################################################
from enum import IntEnum, Enum
class LenType(Enum):
l_int16 = 2
l_int32 = 4
l_int64 = 8
s_int16 = "<H" # unsigned short int
s_int32 = "<I" # unsigned int32
s_int64 = "<Q" # unsigned int64
l_float = 4
s_float = "<f"
l_double = 8
s_double = "<d"
class MeasurementType(IntEnum):
Unspecified = 0
Single = 1
Series = 2
Mapping = 3
def __str__(self):
return self._name_
class ScanType(IntEnum):
Unspecified = 0
Static = 1
Continuous = 2
StepRepeat = 3
FilterScan = 4
FilterImage = 5
StreamLine = 6
StreamLineHR = 7
PointDetector = 8
def __str__(self):
return self._name_
class UnitType(IntEnum):
Arbitrary = 0
RamanShift = 1 # cm^-1 by default
Wavenumber = 2 # nm
Nanometre = 3
ElectronVolt = 4
Micron = 5 # same for EXIF units
Counts = 6
Electrons = 7
Millimetres = 8
Metres = 9
Kelvin = 10
Pascal = 11
Seconds = 12
Milliseconds = 13
Hours = 14
Days = 15
Pixels = 16
Intensity = 17
RelativeIntensity = 18
Degrees = 19
Radians = 20
Celsius = 21
Fahrenheit = 22
KelvinPerMinute = 23
FileTime = 24
Microseconds = 25
def __str__(self):
"""Rewrite the unit name output"""
unit_str = dict(
Arbitrary="",
RamanShift="1/cm", # cm^-1 by default
Wavenumber="nm", # nm
Nanometre="nm",
ElectronVolt="eV",
Micron="um", # same for EXIF units
Counts="counts",
Electrons="electrons",
Millimetres="mm",
Metres="m",
Kelvin="K",
Pascal="Pa",
Seconds="s",
Milliseconds="ms",
Hours="h",
Days="d",
Pixels="px",
Intensity="",
RelativeIntensity="",
Degrees="°",
Radians="rad",
Celsius="°C",
Fahrenheit="°F",
KelvinPerMinute="K/min",
FileTime="s", # FileTime use stamps and in relative second
)
return unit_str[self._name_]
class DataType(IntEnum):
Arbitrary = 0
Frequency = 1
Intensity = 2
Spatial_X = 3
Spatial_Y = 4
Spatial_Z = 5
Spatial_R = 6
Spatial_Theta = 7
Spatial_Phi = 8
Temperature = 9
Pressure = 10
Time = 11
Derived = 12
Polarization = 13
FocusTrack = 14
RampRate = 15
Checksum = 16
Flags = 17
ElapsedTime = 18
Spectral = 19
Mp_Well_Spatial_X = 22
Mp_Well_Spatial_Y = 23
Mp_LocationIndex = 24
Mp_WellReference = 25
EndMarker = 26
ExposureTime = 27
def __str__(self):
return self._name_
class Offsets(IntEnum):
"""Offsets to the start of block"""
# General offsets
block_name = 0x0
block_id = 0x4
block_data = 0x10
# offsets in WDF1 block
measurement_info = 0x3C #
spectral_info = 0x98
file_info = 0xD0
usr_name = 0xF0
data_block = 0x200
# offsets in ORGN block
origin_info = 0x14
origin_increment = 0x18
# offsets in WMAP block
wmap_origin = 0x18
wmap_wh = 0x30
# offsets in WHTL block
jpeg_header = 0x10
class ExifTags(IntEnum):
"""Customized EXIF TAGS"""
# Standard EXIF TAGS
FocalPlaneXResolution = 0xA20E
FocalPlaneYResolution = 0xA20F
FocalPlaneResolutionUnit = 0xA210
# Customized EXIF TAGS from Renishaw
FocalPlaneXYOrigins = 0xFEA0
FieldOfViewXY = 0xFEA1
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