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ForceFieldSchemaPhysxForceFieldSpinAPI Class Reference

A force field that applies forces to rotate rigid bodies around a line, defined by a spin axis, and varies with the function coefficients. More...

Inherits UsdAPISchemaBase.

Public Member Functions

 ForceFieldSchemaPhysxForceFieldSpinAPI (const UsdPrim &prim=UsdPrim(), const TfToken &name=TfToken())
 Construct a ForceFieldSchemaPhysxForceFieldSpinAPI on UsdPrim prim with name name . More...
 
 ForceFieldSchemaPhysxForceFieldSpinAPI (const UsdSchemaBase &schemaObj, const TfToken &name)
 Construct a ForceFieldSchemaPhysxForceFieldSpinAPI on the prim held by schemaObj with name name. More...
 
virtual FORCEFIELDSCHEMA_API ~ForceFieldSchemaPhysxForceFieldSpinAPI ()
 Destructor. More...
 
TfToken GetName () const
 Returns the name of this multiple-apply schema instance. More...
 
FORCEFIELDSCHEMA_API UsdAttribute GetSpinAxisAttr () const
 The axis around which rigid bodies are rotated in world coordinates. More...
 
FORCEFIELDSCHEMA_API UsdAttribute CreateSpinAxisAttr (VtValue const &defaultValue=VtValue(), bool writeSparsely=false) const
 See GetSpinAxisAttr(), and also Usd_Create_Or_Get_Property for when to use Get vs Create. More...
 
FORCEFIELDSCHEMA_API UsdAttribute GetConstantAttr () const
 constant applies a steady force. More...
 
FORCEFIELDSCHEMA_API UsdAttribute CreateConstantAttr (VtValue const &defaultValue=VtValue(), bool writeSparsely=false) const
 See GetConstantAttr(), and also Usd_Create_Or_Get_Property for when to use Get vs Create. More...
 
FORCEFIELDSCHEMA_API UsdAttribute GetLinearAttr () const
 linear sets a force that varies with distance to the axis. More...
 
FORCEFIELDSCHEMA_API UsdAttribute CreateLinearAttr (VtValue const &defaultValue=VtValue(), bool writeSparsely=false) const
 See GetLinearAttr(), and also Usd_Create_Or_Get_Property for when to use Get vs Create. More...
 
FORCEFIELDSCHEMA_API UsdAttribute GetInverseSquareAttr () const
 inverseSquare sets a force that varies with the reciprocal of the square of the distance to the axis. More...
 
FORCEFIELDSCHEMA_API UsdAttribute CreateInverseSquareAttr (VtValue const &defaultValue=VtValue(), bool writeSparsely=false) const
 See GetInverseSquareAttr(), and also Usd_Create_Or_Get_Property for when to use Get vs Create. More...
 

Static Public Member Functions

static FORCEFIELDSCHEMA_API
const TfTokenVector & 
GetSchemaAttributeNames (bool includeInherited=true)
 Return a vector of names of all pre-declared attributes for this schema class and all its ancestor classes. More...
 
static FORCEFIELDSCHEMA_API
TfTokenVector 
GetSchemaAttributeNames (bool includeInherited, const TfToken &instanceName)
 Return a vector of names of all pre-declared attributes for this schema class and all its ancestor classes for a given instance name. More...
 
static FORCEFIELDSCHEMA_API
ForceFieldSchemaPhysxForceFieldSpinAPI 
Get (const UsdStagePtr &stage, const SdfPath &path)
 Return a ForceFieldSchemaPhysxForceFieldSpinAPI holding the prim adhering to this schema at path on stage. More...
 
static FORCEFIELDSCHEMA_API
ForceFieldSchemaPhysxForceFieldSpinAPI 
Get (const UsdPrim &prim, const TfToken &name)
 Return a ForceFieldSchemaPhysxForceFieldSpinAPI with name name holding the prim prim. More...
 
static FORCEFIELDSCHEMA_API
std::vector
< ForceFieldSchemaPhysxForceFieldSpinAPI
GetAll (const UsdPrim &prim)
 Return a vector of all named instances of ForceFieldSchemaPhysxForceFieldSpinAPI on the given prim. More...
 
static FORCEFIELDSCHEMA_API bool IsSchemaPropertyBaseName (const TfToken &baseName)
 Checks if the given name baseName is the base name of a property of PhysxForceFieldSpinAPI. More...
 
static FORCEFIELDSCHEMA_API bool IsPhysxForceFieldSpinAPIPath (const SdfPath &path, TfToken *name)
 Checks if the given path path is of an API schema of type PhysxForceFieldSpinAPI. More...
 
static FORCEFIELDSCHEMA_API bool CanApply (const UsdPrim &prim, const TfToken &name, std::string *whyNot=nullptr)
 Returns true if this multiple-apply API schema can be applied, with the given instance name, name, to the given prim. More...
 
static FORCEFIELDSCHEMA_API
ForceFieldSchemaPhysxForceFieldSpinAPI 
Apply (const UsdPrim &prim, const TfToken &name)
 Applies this multiple-apply API schema to the given prim along with the given instance name, name. More...
 

Static Public Attributes

static const UsdSchemaKind schemaKind = UsdSchemaKind::MultipleApplyAPI
 Compile time constant representing what kind of schema this class is. More...
 

Protected Member Functions

FORCEFIELDSCHEMA_API UsdSchemaKind _GetSchemaKind () const override
 Returns the kind of schema this class belongs to. More...
 

Friends

class UsdSchemaRegistry
 

Detailed Description

A force field that applies forces to rotate rigid bodies around a line, defined by a spin axis, and varies with the function coefficients.

Positive values rotate clockwise around the spin axis when looking along the axis. The net force on the rigid body is calculated using f = constant + linear * r + inverseSquare / r^2.

Definition at line 60 of file physxForceFieldSpinAPI.h.

Constructor & Destructor Documentation

ForceFieldSchemaPhysxForceFieldSpinAPI ( const UsdPrim &  prim = UsdPrim(),
const TfToken &  name = TfToken() 
)
inlineexplicit

Construct a ForceFieldSchemaPhysxForceFieldSpinAPI on UsdPrim prim with name name .

Equivalent to ForceFieldSchemaPhysxForceFieldSpinAPI::Get( prim.GetStage(), prim.GetPath().AppendProperty( "physxForceField:name"));

for a valid prim, but will not immediately throw an error for an invalid prim

Definition at line 77 of file physxForceFieldSpinAPI.h.

ForceFieldSchemaPhysxForceFieldSpinAPI ( const UsdSchemaBase &  schemaObj,
const TfToken &  name 
)
inlineexplicit

Construct a ForceFieldSchemaPhysxForceFieldSpinAPI on the prim held by schemaObj with name name.

Should be preferred over ForceFieldSchemaPhysxForceFieldSpinAPI(schemaObj.GetPrim(), name), as it preserves SchemaBase state.

Definition at line 86 of file physxForceFieldSpinAPI.h.

virtual FORCEFIELDSCHEMA_API ~ForceFieldSchemaPhysxForceFieldSpinAPI ( )
virtual

Destructor.

Member Function Documentation

FORCEFIELDSCHEMA_API UsdSchemaKind _GetSchemaKind ( ) const
overrideprotected

Returns the kind of schema this class belongs to.

See Also
UsdSchemaKind
static FORCEFIELDSCHEMA_API ForceFieldSchemaPhysxForceFieldSpinAPI Apply ( const UsdPrim &  prim,
const TfToken &  name 
)
static

Applies this multiple-apply API schema to the given prim along with the given instance name, name.

This information is stored by adding "PhysxForceFieldSpinAPI:<i>name</i>" to the token-valued, listOp metadata apiSchemas on the prim. For example, if name is 'instance1', the token 'PhysxForceFieldSpinAPI:instance1' is added to 'apiSchemas'.

Returns
A valid ForceFieldSchemaPhysxForceFieldSpinAPI object is returned upon success. An invalid (or empty) ForceFieldSchemaPhysxForceFieldSpinAPI object is returned upon failure. See UsdPrim::ApplyAPI() for conditions resulting in failure.
See Also
UsdPrim::GetAppliedSchemas()
UsdPrim::HasAPI()
UsdPrim::CanApplyAPI()
UsdPrim::ApplyAPI()
UsdPrim::RemoveAPI()
static FORCEFIELDSCHEMA_API bool CanApply ( const UsdPrim &  prim,
const TfToken &  name,
std::string *  whyNot = nullptr 
)
static

Returns true if this multiple-apply API schema can be applied, with the given instance name, name, to the given prim.

If this schema can not be a applied the prim, this returns false and, if provided, populates whyNot with the reason it can not be applied.

Note that if CanApply returns false, that does not necessarily imply that calling Apply will fail. Callers are expected to call CanApply before calling Apply if they want to ensure that it is valid to apply a schema.

See Also
UsdPrim::GetAppliedSchemas()
UsdPrim::HasAPI()
UsdPrim::CanApplyAPI()
UsdPrim::ApplyAPI()
UsdPrim::RemoveAPI()
FORCEFIELDSCHEMA_API UsdAttribute CreateConstantAttr ( VtValue const &  defaultValue = VtValue(),
bool  writeSparsely = false 
) const

See GetConstantAttr(), and also Usd_Create_Or_Get_Property for when to use Get vs Create.

If specified, author defaultValue as the attribute's default, sparsely (when it makes sense to do so) if writeSparsely is true - the default for writeSparsely is false.

FORCEFIELDSCHEMA_API UsdAttribute CreateInverseSquareAttr ( VtValue const &  defaultValue = VtValue(),
bool  writeSparsely = false 
) const

See GetInverseSquareAttr(), and also Usd_Create_Or_Get_Property for when to use Get vs Create.

If specified, author defaultValue as the attribute's default, sparsely (when it makes sense to do so) if writeSparsely is true - the default for writeSparsely is false.

FORCEFIELDSCHEMA_API UsdAttribute CreateLinearAttr ( VtValue const &  defaultValue = VtValue(),
bool  writeSparsely = false 
) const

See GetLinearAttr(), and also Usd_Create_Or_Get_Property for when to use Get vs Create.

If specified, author defaultValue as the attribute's default, sparsely (when it makes sense to do so) if writeSparsely is true - the default for writeSparsely is false.

FORCEFIELDSCHEMA_API UsdAttribute CreateSpinAxisAttr ( VtValue const &  defaultValue = VtValue(),
bool  writeSparsely = false 
) const

See GetSpinAxisAttr(), and also Usd_Create_Or_Get_Property for when to use Get vs Create.

If specified, author defaultValue as the attribute's default, sparsely (when it makes sense to do so) if writeSparsely is true - the default for writeSparsely is false.

static FORCEFIELDSCHEMA_API ForceFieldSchemaPhysxForceFieldSpinAPI Get ( const UsdStagePtr &  stage,
const SdfPath &  path 
)
static

Return a ForceFieldSchemaPhysxForceFieldSpinAPI holding the prim adhering to this schema at path on stage.

If no prim exists at path on stage, or if the prim at that path does not adhere to this schema, return an invalid schema object. path must be of the format <path>.physxForceField:name .

This is shorthand for the following:

* TfToken name = SdfPath::StripNamespace(path.GetToken());
* stage->GetPrimAtPath(path.GetPrimPath()), name);
*
static FORCEFIELDSCHEMA_API ForceFieldSchemaPhysxForceFieldSpinAPI Get ( const UsdPrim &  prim,
const TfToken &  name 
)
static

Return a ForceFieldSchemaPhysxForceFieldSpinAPI with name name holding the prim prim.

Shorthand for ForceFieldSchemaPhysxForceFieldSpinAPI(prim, name);

static FORCEFIELDSCHEMA_API std::vector<ForceFieldSchemaPhysxForceFieldSpinAPI> GetAll ( const UsdPrim &  prim)
static

Return a vector of all named instances of ForceFieldSchemaPhysxForceFieldSpinAPI on the given prim.

FORCEFIELDSCHEMA_API UsdAttribute GetConstantAttr ( ) const

constant applies a steady force.

Declaration float physxForceFieldSpin:constant = 0
C++ Type float
Usd Type SdfValueTypeNames->Float
FORCEFIELDSCHEMA_API UsdAttribute GetInverseSquareAttr ( ) const

inverseSquare sets a force that varies with the reciprocal of the square of the distance to the axis.

Declaration float physxForceFieldSpin:inverseSquare = 0
C++ Type float
Usd Type SdfValueTypeNames->Float
FORCEFIELDSCHEMA_API UsdAttribute GetLinearAttr ( ) const

linear sets a force that varies with distance to the axis.

Declaration float physxForceFieldSpin:linear = 0
C++ Type float
Usd Type SdfValueTypeNames->Float
TfToken GetName ( ) const
inline

Returns the name of this multiple-apply schema instance.

Definition at line 112 of file physxForceFieldSpinAPI.h.

static FORCEFIELDSCHEMA_API const TfTokenVector& GetSchemaAttributeNames ( bool  includeInherited = true)
static

Return a vector of names of all pre-declared attributes for this schema class and all its ancestor classes.

Does not include attributes that may be authored by custom/extended methods of the schemas involved.

static FORCEFIELDSCHEMA_API TfTokenVector GetSchemaAttributeNames ( bool  includeInherited,
const TfToken &  instanceName 
)
static

Return a vector of names of all pre-declared attributes for this schema class and all its ancestor classes for a given instance name.

Does not include attributes that may be authored by custom/extended methods of the schemas involved. The names returned will have the proper namespace prefix.

FORCEFIELDSCHEMA_API UsdAttribute GetSpinAxisAttr ( ) const

The axis around which rigid bodies are rotated in world coordinates.

Declaration vector3f physxForceFieldSpin:spinAxis = (0, 0, 0)
C++ Type GfVec3f
Usd Type SdfValueTypeNames->Vector3f
static FORCEFIELDSCHEMA_API bool IsPhysxForceFieldSpinAPIPath ( const SdfPath &  path,
TfToken *  name 
)
static

Checks if the given path path is of an API schema of type PhysxForceFieldSpinAPI.

If so, it stores the instance name of the schema in name and returns true. Otherwise, it returns false.

static FORCEFIELDSCHEMA_API bool IsSchemaPropertyBaseName ( const TfToken &  baseName)
static

Checks if the given name baseName is the base name of a property of PhysxForceFieldSpinAPI.

Member Data Documentation

const UsdSchemaKind schemaKind = UsdSchemaKind::MultipleApplyAPI
static

Compile time constant representing what kind of schema this class is.

See Also
UsdSchemaKind

Definition at line 66 of file physxForceFieldSpinAPI.h.


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