refactor: Common SocketDef owner in `sockets.base`

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/basic/any.py

@@ -23,7 +23,7 @@ class AnyBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class AnySocketDef(pyd.BaseModel):
+class AnySocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.Any
 
 	def init(self, bl_socket: AnyBLSocket) -> None:

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/basic/bool.py

@@ -44,7 +44,7 @@ class BoolBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class BoolSocketDef(pyd.BaseModel):
+class BoolSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.Bool
 
 	default_value: bool = False

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/basic/file_path.py

@@ -46,7 +46,7 @@ class FilePathBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class FilePathSocketDef(pyd.BaseModel):
+class FilePathSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.FilePath
 
 	default_path: Path = Path()

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/basic/string.py

@@ -43,7 +43,7 @@ class StringBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class StringSocketDef(pyd.BaseModel):
+class StringSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.String
 
 	default_text: str = ''

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/blender/collection.py

@@ -43,7 +43,7 @@ class BlenderCollectionBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class BlenderCollectionSocketDef(pyd.BaseModel):
+class BlenderCollectionSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.BlenderCollection
 
 	def init(self, bl_socket: BlenderCollectionBLSocket) -> None:

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/blender/geonodes.py

@@ -82,7 +82,7 @@ class BlenderGeoNodesBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class BlenderGeoNodesSocketDef(pyd.BaseModel):
+class BlenderGeoNodesSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.BlenderGeoNodes
 
 	def init(self, bl_socket: BlenderGeoNodesBLSocket) -> None:

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/blender/image.py

@@ -43,7 +43,7 @@ class BlenderImageBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class BlenderImageSocketDef(pyd.BaseModel):
+class BlenderImageSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.BlenderImage
 
 	def init(self, bl_socket: BlenderImageBLSocket) -> None:

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/blender/material.py

@@ -40,7 +40,7 @@ class BlenderMaterialBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class BlenderMaterialSocketDef(pyd.BaseModel):
+class BlenderMaterialSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.BlenderMaterial
 
 	def init(self, bl_socket: BlenderMaterialBLSocket) -> None:

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/blender/object.py

@@ -88,7 +88,7 @@ class BlenderObjectBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class BlenderObjectSocketDef(pyd.BaseModel):
+class BlenderObjectSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.BlenderObject
 
 	def init(self, bl_socket: BlenderObjectBLSocket) -> None:

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/blender/text.py

@@ -43,7 +43,7 @@ class BlenderTextBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class BlenderTextSocketDef(pyd.BaseModel):
+class BlenderTextSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.BlenderText
 
 	def init(self, bl_socket: BlenderTextBLSocket) -> None:

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/bound_cond.py

@@ -53,7 +53,7 @@ class MaxwellBoundCondBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class MaxwellBoundCondSocketDef(pyd.BaseModel):
+class MaxwellBoundCondSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.MaxwellBoundCond
 
 	default_choice: typx.Literal['PML', 'PEC', 'PMC', 'PERIODIC'] = 'PML'

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/bound_conds.py

@@ -124,7 +124,7 @@ class MaxwellBoundCondsBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class MaxwellBoundCondsSocketDef(pyd.BaseModel):
+class MaxwellBoundCondsSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.MaxwellBoundConds
 
 	def init(self, bl_socket: MaxwellBoundCondsBLSocket) -> None:

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/fdtd_sim.py

@@ -16,7 +16,7 @@ class MaxwellFDTDSimBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class MaxwellFDTDSimSocketDef(pyd.BaseModel):
+class MaxwellFDTDSimSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.MaxwellFDTDSim
 
 	def init(self, bl_socket: MaxwellFDTDSimBLSocket) -> None:

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/fdtd_sim_data.py

@@ -16,7 +16,7 @@ class MaxwellFDTDSimDataBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class MaxwellFDTDSimDataSocketDef(pyd.BaseModel):
+class MaxwellFDTDSimDataSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.MaxwellFDTDSimData
 
 	def init(self, bl_socket: MaxwellFDTDSimDataBLSocket) -> None:

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/medium.py

@@ -98,7 +98,7 @@ class MaxwellMediumBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class MaxwellMediumSocketDef(pyd.BaseModel):
+class MaxwellMediumSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.MaxwellMedium
 
 	default_permittivity_real: float = 1.0

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/medium_non_linearity.py

@@ -12,7 +12,7 @@ class MaxwellMediumNonLinearityBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class MaxwellMediumNonLinearitySocketDef(pyd.BaseModel):
+class MaxwellMediumNonLinearitySocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.MaxwellMediumNonLinearity
 
 	def init(self, bl_socket: MaxwellMediumNonLinearityBLSocket) -> None:

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/monitor.py

@@ -12,7 +12,7 @@ class MaxwellMonitorBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class MaxwellMonitorSocketDef(pyd.BaseModel):
+class MaxwellMonitorSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.MaxwellMonitor
 
 	is_list: bool = False

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/sim_domain.py

@@ -12,7 +12,7 @@ class MaxwellSimDomainBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class MaxwellSimDomainSocketDef(pyd.BaseModel):
+class MaxwellSimDomainSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.MaxwellSimDomain
 
 	def init(self, bl_socket: MaxwellSimDomainBLSocket) -> None:

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/sim_grid.py

@@ -48,7 +48,7 @@ class MaxwellSimGridBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class MaxwellSimGridSocketDef(pyd.BaseModel):
+class MaxwellSimGridSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.MaxwellSimGrid
 
 	min_steps_per_wl: float = 10.0

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/sim_grid_axis.py

@@ -12,7 +12,7 @@ class MaxwellSimGridAxisBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class MaxwellSimGridAxisSocketDef(pyd.BaseModel):
+class MaxwellSimGridAxisSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.MaxwellSimGridAxis
 
 	def init(self, bl_socket: MaxwellSimGridAxisBLSocket) -> None:

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/source.py

@@ -12,7 +12,7 @@ class MaxwellSourceBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class MaxwellSourceSocketDef(pyd.BaseModel):
+class MaxwellSourceSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.MaxwellSource
 
 	is_list: bool = False

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/structure.py

@@ -12,7 +12,7 @@ class MaxwellStructureBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class MaxwellStructureSocketDef(pyd.BaseModel):
+class MaxwellStructureSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.MaxwellStructure
 
 	is_list: bool = False

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/temporal_shape.py

@@ -12,7 +12,7 @@ class MaxwellTemporalShapeBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class MaxwellTemporalShapeSocketDef(pyd.BaseModel):
+class MaxwellTemporalShapeSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.MaxwellTemporalShape
 
 	def init(self, bl_socket: MaxwellTemporalShapeBLSocket) -> None:

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/number/complex_number.py

@@ -119,7 +119,7 @@ class ComplexNumberBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class ComplexNumberSocketDef(pyd.BaseModel):
+class ComplexNumberSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.ComplexNumber
 
 	default_value: SympyExpr = sp.S(0 + 0j)

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/number/integer_number.py

@@ -44,7 +44,7 @@ class IntegerNumberBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class IntegerNumberSocketDef(pyd.BaseModel):
+class IntegerNumberSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.IntegerNumber
 
 	default_value: int = 0

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/number/rational_number.py

@@ -55,7 +55,7 @@ class RationalNumberBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class RationalNumberSocketDef(pyd.BaseModel):
+class RationalNumberSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.RationalNumber
 
 	default_value: SympyExpr = sp.Rational(0, 1)

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/number/real_number.py

@@ -49,7 +49,7 @@ class RealNumberBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class RealNumberSocketDef(pyd.BaseModel):
+class RealNumberSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.RealNumber
 
 	default_value: float = 0.0

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/physical/accel_scalar.py

@@ -47,7 +47,7 @@ class PhysicalAccelScalarBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class PhysicalAccelScalarSocketDef(pyd.BaseModel):
+class PhysicalAccelScalarSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.PhysicalAccelScalar
 
 	default_unit: SympyExpr | None = None

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/physical/angle.py

@@ -47,7 +47,7 @@ class PhysicalAngleBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class PhysicalAngleSocketDef(pyd.BaseModel):
+class PhysicalAngleSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.PhysicalAngle
 
 	default_unit: SympyExpr | None = None

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/physical/area.py

@@ -55,7 +55,7 @@ class PhysicalAreaBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class PhysicalAreaSocketDef(pyd.BaseModel):
+class PhysicalAreaSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.PhysicalArea
 
 	default_unit: typ.Any | None = None

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/physical/force_scalar.py

@@ -47,7 +47,7 @@ class PhysicalForceScalarBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class PhysicalForceScalarSocketDef(pyd.BaseModel):
+class PhysicalForceScalarSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.PhysicalForceScalar
 
 	default_unit: SympyExpr | None = None

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/physical/freq.py

@@ -97,7 +97,7 @@ class PhysicalFreqBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class PhysicalFreqSocketDef(pyd.BaseModel):
+class PhysicalFreqSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.PhysicalFreq
 	is_array: bool = False
 

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/physical/length.py

@@ -96,7 +96,7 @@ class PhysicalLengthBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class PhysicalLengthSocketDef(pyd.BaseModel):
+class PhysicalLengthSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.PhysicalLength
 	is_array: bool = False
 

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/physical/mass.py

@@ -47,7 +47,7 @@ class PhysicalMassBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class PhysicalMassSocketDef(pyd.BaseModel):
+class PhysicalMassSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.PhysicalMass
 
 	default_unit: SympyExpr | None = None

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/physical/point_3d.py

@@ -48,7 +48,7 @@ class PhysicalPoint3DBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class PhysicalPoint3DSocketDef(pyd.BaseModel):
+class PhysicalPoint3DSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.PhysicalPoint3D
 
 	default_unit: typ.Any | None = None

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/physical/pol.py

@@ -237,7 +237,7 @@ class PhysicalPolBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class PhysicalPolSocketDef(pyd.BaseModel):
+class PhysicalPolSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.PhysicalPol
 
 	def init(self, bl_socket: PhysicalPolBLSocket) -> None:

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/physical/size_3d.py

@@ -46,7 +46,7 @@ class PhysicalSize3DBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class PhysicalSize3DSocketDef(pyd.BaseModel):
+class PhysicalSize3DSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.PhysicalSize3D
 
 	default_value: SympyExpr = sp.Matrix([1, 1, 1]) * spu.um

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/physical/speed.py

@@ -47,7 +47,7 @@ class PhysicalSpeedBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class PhysicalSpeedSocketDef(pyd.BaseModel):
+class PhysicalSpeedSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.PhysicalSpeed
 
 	default_unit: SympyExpr | None = None

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/physical/time.py

@@ -49,7 +49,7 @@ class PhysicalTimeBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class PhysicalTimeSocketDef(pyd.BaseModel):
+class PhysicalTimeSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.PhysicalTime
 
 	default_value: SympyExpr | None = None

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/physical/unit_system.py

@@ -273,7 +273,7 @@ class PhysicalUnitSystemBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class PhysicalUnitSystemSocketDef(pyd.BaseModel):
+class PhysicalUnitSystemSocketDef(base.SocketDef):
 	socket_type: ST = ST.PhysicalUnitSystem
 
 	show_by_default: bool = False

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/physical/volume.py

@@ -44,7 +44,7 @@ class PhysicalVolumeBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class PhysicalVolumeSocketDef(pyd.BaseModel):
+class PhysicalVolumeSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.PhysicalVolume
 
 	default_unit: SympyExpr | None = None

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/tidy3d/cloud_task.py

@@ -319,7 +319,7 @@ class Tidy3DCloudTaskBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class Tidy3DCloudTaskSocketDef(pyd.BaseModel):
+class Tidy3DCloudTaskSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.Tidy3DCloudTask
 
 	should_exist: bool

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/vector/complex_2d_vector.py

@@ -15,7 +15,7 @@ class Complex2DVectorBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class Complex2DVectorSocketDef(pyd.BaseModel):
+class Complex2DVectorSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.Complex2DVector
 
 	def init(self, bl_socket: Complex2DVectorBLSocket) -> None:

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/vector/complex_3d_vector.py

@@ -15,7 +15,7 @@ class Complex3DVectorBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class Complex3DVectorSocketDef(pyd.BaseModel):
+class Complex3DVectorSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.Complex3DVector
 
 	def init(self, bl_socket: Complex3DVectorBLSocket) -> None:

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/vector/integer_3d_vector.py

@@ -54,7 +54,7 @@ class Integer3DVectorBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class Integer3DVectorSocketDef(pyd.BaseModel):
+class Integer3DVectorSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.Integer3DVector
 
 	default_value: Integer3DVector = sp.Matrix([0, 0, 0])

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/vector/real_2d_vector.py

@@ -55,7 +55,7 @@ class Real2DVectorBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class Real2DVectorSocketDef(pyd.BaseModel):
+class Real2DVectorSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.Real2DVector
 
 	default_value: Real2DVector = sp.Matrix([0.0, 0.0])

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/vector/real_3d_vector.py

@@ -55,7 +55,7 @@ class Real3DVectorBLSocket(base.MaxwellSimSocket):
 ####################
 # - Socket Configuration
 ####################
-class Real3DVectorSocketDef(pyd.BaseModel):
+class Real3DVectorSocketDef(base.SocketDef):
 	socket_type: ct.SocketType = ct.SocketType.Real3DVector
 
 	default_value: Real3DVector = sp.Matrix([0.0, 0.0, 0.0])