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initial changes to support BytesIO

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This commit is contained in:
jdegenstein 2025-11-17 10:09:54 -06:00
parent 837b743a13
commit d329cf1094
1 changed files with 16 additions and 9 deletions
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25
src/build123d/exporters3d.py
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@ -182,7 +182,7 @@ def export_brep(
def export_gltf(
to_export: Shape,
file_path: PathLike | str | bytes,
file_path: PathLike | str | bytes | BytesIO,
unit: Unit = Unit.MM,
binary: bool = False,
linear_deflection: float = 0.001,
@ -198,7 +198,7 @@ def export_gltf(
Args:
to_export (Shape): object or assembly
file_path (Union[PathLike, str, bytes]): glTF file path
file_path (Union[PathLike, str, bytes, BytesIO]): glTF file path
unit (Unit, optional): shape units. Defaults to Unit.MM.
binary (bool, optional): output format. Defaults to False.
linear_deflection (float, optional): A linear deflection setting which limits
@ -234,9 +234,12 @@ def export_gltf(
# Create the XCAF document
doc: TDocStd_Document = _create_xde(to_export, unit)
if not isinstance(file_path, BytesIO):
file_path = fsdecode(file_path)
# Write the glTF file
writer = RWGltf_CafWriter(
theFile=TCollection_AsciiString(fsdecode(file_path)), theIsBinary=binary
theFile=TCollection_AsciiString(file_path, theIsBinary=binary
)
writer.SetParallel(True)
index_map = TColStd_IndexedDataMapOfStringString()
@ -262,7 +265,7 @@ def export_gltf(
def export_step(
to_export: Shape,
file_path: PathLike | str | bytes,
file_path: PathLike | str | bytes | BytesIO,
unit: Unit = Unit.MM,
write_pcurves: bool = True,
precision_mode: PrecisionMode = PrecisionMode.AVERAGE,
@ -277,7 +280,7 @@ def export_step(
Args:
to_export (Shape): object or assembly
file_path (Union[PathLike, str, bytes]): step file path
file_path (Union[PathLike, str, bytes, BytesIO]): step file path
unit (Unit, optional): shape units. Defaults to Unit.MM.
write_pcurves (bool, optional): write parametric curves to the STEP file.
Defaults to True.
@ -326,7 +329,10 @@ def export_step(
Interface_Static.SetIVal_s("write.precision.mode", precision_mode.value)
writer.Transfer(doc, STEPControl_StepModelType.STEPControl_AsIs)
status = writer.Write(fspath(file_path)) == IFSelect_ReturnStatus.IFSelect_RetDone
if not isinstance(file_path, BytesIO):
file_path = fspath(file_path)
status = writer.Write(file_path) == IFSelect_ReturnStatus.IFSelect_RetDone
if not status:
raise RuntimeError("Failed to write STEP file")
@ -335,7 +341,7 @@ def export_step(
def export_stl(
to_export: Shape,
file_path: PathLike | str | bytes,
file_path: PathLike | str | bytes | BytesIO,
tolerance: float = 1e-3,
angular_tolerance: float = 0.1,
ascii_format: bool = False,
@ -346,7 +352,7 @@ def export_stl(
Args:
to_export (Shape): object or assembly
file_path (str): The path and file name to write the STL output to.
file_path (Union[PathLike, str, bytes, BytesIO]): The path and file name to write the STL output to.
tolerance (float, optional): A linear deflection setting which limits the distance
between a curve and its tessellation. Setting this value too low will result in
large meshes that can consume computing resources. Setting the value too high can
@ -369,6 +375,7 @@ def export_stl(
writer.ASCIIMode = ascii_format
file_path = str(file_path)
if not isinstance(file_path, BytesIO):
file_path = fsdecode(file_path)
return writer.Write(to_export.wrapped, file_path)