Blender: blender::io::usd::USDXformReader Class Reference

Blender V5.0

#include <usd_reader_xform.hh>

Inherits blender::io::usd::USDPrimReader.

Inherited by blender::io::usd::USDCameraReader, blender::io::usd::USDGeomReader, blender::io::usd::USDInstanceReader, blender::io::usd::USDLightReader, blender::io::usd::USDSkeletonReader, and blender::io::usd::USDVolumeReader.

Public Member Functions
	USDXformReader (const pxr::UsdPrim &prim, const USDImportParams &import_params, const ImportSettings &settings)
void	create_object (Main *bmain) override
void	read_object_data (Main *bmain, pxr::UsdTimeCode time) override
pxr::SdfPath	object_prim_path () const override
void	read_matrix (float r_mat[4][4], pxr::UsdTimeCode time, float scale, bool *r_is_constant) const
bool	use_parent_xform () const
void	set_use_parent_xform (bool flag)
bool	prim_has_xform_ops () const
Public Member Functions inherited from blender::io::usd::USDPrimReader
	USDPrimReader (const pxr::UsdPrim &prim, const USDImportParams &import_params, const ImportSettings &settings)
virtual	~USDPrimReader ()
const pxr::UsdPrim &	prim () const
virtual bool	valid () const
Object *	object () const
void	object (Object *ob)
USDPrimReader *	parent () const
void	parent (USDPrimReader *parent)
ReportList *	reports () const
int	refcount () const
void	incref ()
void	decref ()
StringRefNull	name () const
pxr::SdfPath	prim_path () const
virtual pxr::SdfPath	data_prim_path () const
void	set_is_in_instancer_proto (bool flag)
bool	is_in_instancer_proto () const
bool	is_in_proto () const

Protected Member Functions
bool	is_root_xform_prim () const
virtual std::optional< XformResult >	get_local_usd_xform (pxr::UsdTimeCode time) const
Protected Member Functions inherited from blender::io::usd::USDPrimReader
void	set_props (bool merge_with_parent=false, pxr::UsdTimeCode time=pxr::UsdTimeCode::Default())

Additional Inherited Members
Protected Attributes inherited from blender::io::usd::USDPrimReader
StringRefNull	name_
Object *	object_
pxr::UsdPrim	prim_
USDPrimReader *	parent_reader_
const USDImportParams &	import_params_
const ImportSettings *	settings_
int	refcount_
bool	is_in_instancer_proto_

Detailed Description

Definition at line 26 of file usd_reader_xform.hh.

Constructor & Destructor Documentation

◆ USDXformReader()

blender::io::usd::USDXformReader::USDXformReader	(	const pxr::UsdPrim &	prim,
		const USDImportParams &	import_params,
		const ImportSettings &	settings )

inline

Definition at line 35 of file usd_reader_xform.hh.

References is_root_xform_prim(), blender::io::usd::USDPrimReader::prim(), and blender::io::usd::USDPrimReader::USDPrimReader().

Referenced by blender::io::usd::USDCameraReader::USDCameraReader(), blender::io::usd::USDGeomReader::USDGeomReader(), blender::io::usd::USDInstanceReader::USDInstanceReader(), blender::io::usd::USDLightReader::USDLightReader(), blender::io::usd::USDSkeletonReader::USDSkeletonReader(), and blender::io::usd::USDVolumeReader::USDVolumeReader().

Member Function Documentation

◆ create_object()

void blender::io::usd::USDXformReader::create_object ( Main * bmain )

overridevirtual

Implements blender::io::usd::USDPrimReader.

Definition at line 28 of file usd_reader_xform.cc.

References BKE_object_add_only_object(), blender::io::usd::USDPrimReader::name_, OB_EMPTY, and blender::io::usd::USDPrimReader::object_.

◆ get_local_usd_xform()

std::optional< XformResult > blender::io::usd::USDXformReader::get_local_usd_xform ( pxr::UsdTimeCode time ) const

protectedvirtual

Return the USD prim's local transformation.

Parameters

time	Time code for evaluating the transform.

Returns

Optional tuple with the following elements:

The transform matrix.
A boolean flag indicating whether the matrix is constant over time.

Definition at line 155 of file usd_reader_xform.cc.

Referenced by read_matrix().

◆ is_root_xform_prim()

bool blender::io::usd::USDXformReader::is_root_xform_prim ( ) const

protected

Definition at line 116 of file usd_reader_xform.cc.

References blender::io::usd::USDPrimReader::is_in_proto(), and blender::io::usd::USDPrimReader::prim_.

Referenced by set_use_parent_xform(), and USDXformReader().

◆ object_prim_path()

pxr::SdfPath blender::io::usd::USDXformReader::object_prim_path ( ) const

overridevirtual

Reimplemented from blender::io::usd::USDPrimReader.

Definition at line 61 of file usd_reader_xform.cc.

◆ prim_has_xform_ops()

bool blender::io::usd::USDXformReader::prim_has_xform_ops ( ) const

Definition at line 102 of file usd_reader_xform.cc.

References blender::io::usd::USDPrimReader::prim_.

◆ read_matrix()

void blender::io::usd::USDXformReader::read_matrix	(	float	r_mat[4][4],
		pxr::UsdTimeCode	time,
		float	scale,
		bool *	r_is_constant ) const

Definition at line 66 of file usd_reader_xform.cc.

References BLI_assert, get_local_usd_xform(), mul_m4_m4m4(), scale_m4_fl(), blender::io::usd::USDPrimReader::settings_, and unit_m4().

Referenced by read_object_data(), and blender::io::usd::USD_get_transform().

◆ read_object_data()

void blender::io::usd::USDXformReader::read_object_data	(	Main *	bmain,
		pxr::UsdTimeCode	time )

overridevirtual

Reimplemented from blender::io::usd::USDPrimReader.

Definition at line 35 of file usd_reader_xform.cc.

References BKE_constraint_add_for_object(), BKE_object_apply_mat4(), CONSTRAINT_TYPE_TRANSFORM_CACHE, bConstraint::data, data, id_us_plus(), blender::io::usd::USDPrimReader::object_, bTransformCacheConstraint::object_path, blender::io::usd::USDPrimReader::prim_, blender::io::usd::USDPrimReader::prim_path(), read_matrix(), blender::io::usd::USDPrimReader::set_props(), blender::io::usd::USDPrimReader::settings_, STRNCPY(), and use_parent_xform().

Referenced by blender::io::usd::USDCameraReader::read_object_data(), blender::io::usd::USDCurvesReader::read_object_data(), blender::io::usd::USDLightReader::read_object_data(), blender::io::usd::USDMeshReader::read_object_data(), blender::io::usd::USDPointInstancerReader::read_object_data(), blender::io::usd::USDPointsReader::read_object_data(), blender::io::usd::USDShapeReader::read_object_data(), blender::io::usd::USDSkeletonReader::read_object_data(), and blender::io::usd::USDVolumeReader::read_object_data().

◆ set_use_parent_xform()

void blender::io::usd::USDXformReader::set_use_parent_xform ( bool flag )

inline

Definition at line 56 of file usd_reader_xform.hh.

References flag, and is_root_xform_prim().

◆ use_parent_xform()

bool blender::io::usd::USDXformReader::use_parent_xform ( ) const

inline

Definition at line 52 of file usd_reader_xform.hh.

Referenced by read_object_data().

The documentation for this class was generated from the following files: