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 # BCsVolumetricModality

 Last update: 17.07.2025 

<a id="ansys.meshing.prime.BCsVolumetricModality"></a>

### *class* ansys.meshing.prime.BCsVolumetricModality(value, names=None, \*values, module=None, qualname=None, type=None, start=1, boundary=None)

Indicate options to identify morphable region in input volumetric mesh.

### Methods

NameDescription[`BCsVolumetricModality.conjugate`](ansys.meshing.prime.BCsVolumetricModality.conjugate.md#ansys.meshing.prime.BCsVolumetricModality.conjugate)Returns self, the complex conjugate of any int.[`BCsVolumetricModality.bit_length`](ansys.meshing.prime.BCsVolumetricModality.bit_length.md#ansys.meshing.prime.BCsVolumetricModality.bit_length)(/)Number of bits necessary to represent self in binary.[`BCsVolumetricModality.bit_count`](ansys.meshing.prime.BCsVolumetricModality.bit_count.md#ansys.meshing.prime.BCsVolumetricModality.bit_count)(/)Number of ones in the binary representation of the absolute value of self.[`BCsVolumetricModality.to_bytes`](ansys.meshing.prime.BCsVolumetricModality.to_bytes.md#ansys.meshing.prime.BCsVolumetricModality.to_bytes)(/\[, length, ...\])Return an array of bytes representing an integer.[`BCsVolumetricModality.from_bytes`](ansys.meshing.prime.BCsVolumetricModality.from_bytes.md#ansys.meshing.prime.BCsVolumetricModality.from_bytes)(/, bytes\[, ...\])Return the integer represented by the given array of bytes.[`BCsVolumetricModality.as_integer_ratio`](ansys.meshing.prime.BCsVolumetricModality.as_integer_ratio.md#ansys.meshing.prime.BCsVolumetricModality.as_integer_ratio)(/)Return a pair of integers, whose ratio is equal to the original int.[`BCsVolumetricModality.is_integer`](ansys.meshing.prime.BCsVolumetricModality.is_integer.md#ansys.meshing.prime.BCsVolumetricModality.is_integer)(/)Returns True.### Attributes

NameDescription[`BCsVolumetricModality.real`](ansys.meshing.prime.BCsVolumetricModality.real.md#ansys.meshing.prime.BCsVolumetricModality.real)the real part of a complex number[`BCsVolumetricModality.imag`](ansys.meshing.prime.BCsVolumetricModality.imag.md#ansys.meshing.prime.BCsVolumetricModality.imag)the imaginary part of a complex number[`BCsVolumetricModality.numerator`](ansys.meshing.prime.BCsVolumetricModality.numerator.md#ansys.meshing.prime.BCsVolumetricModality.numerator)the numerator of a rational number in lowest terms[`BCsVolumetricModality.denominator`](ansys.meshing.prime.BCsVolumetricModality.denominator.md#ansys.meshing.prime.BCsVolumetricModality.denominator)the denominator of a rational number in lowest terms[`BCsVolumetricModality.BOX`](ansys.meshing.prime.BCsVolumetricModality.BOX.md#ansys.meshing.prime.BCsVolumetricModality.BOX)Option to identify nodes enclosed by bounding box as morphable nodes from the input volumetric mesh.[`BCsVolumetricModality.ALL`](ansys.meshing.prime.BCsVolumetricModality.ALL.md#ansys.meshing.prime.BCsVolumetricModality.ALL)Option to identify all nodes expect fixed nodes as morphable nodes from the input volumetric mesh.