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UsdPhysicsMaterialAPI Class Reference

Defines simulation material properties. More...

Inherits UsdAPISchemaBase.

Public Member Functions

 UsdPhysicsMaterialAPI (const UsdPrim &prim=UsdPrim())
 Construct a UsdPhysicsMaterialAPI on UsdPrim prim . More...
 
 UsdPhysicsMaterialAPI (const UsdSchemaBase &schemaObj)
 Construct a UsdPhysicsMaterialAPI on the prim held by schemaObj . More...
 
virtual USDPHYSICS_API ~UsdPhysicsMaterialAPI ()
 Destructor. More...
 
USDPHYSICS_API UsdAttribute GetDynamicFrictionAttr () const
 Dynamic friction coefficient. More...
 
USDPHYSICS_API UsdAttribute CreateDynamicFrictionAttr (VtValue const &defaultValue=VtValue(), bool writeSparsely=false) const
 See GetDynamicFrictionAttr(), and also Usd_Create_Or_Get_Property for when to use Get vs Create. More...
 
USDPHYSICS_API UsdAttribute GetStaticFrictionAttr () const
 Static friction coefficient. More...
 
USDPHYSICS_API UsdAttribute CreateStaticFrictionAttr (VtValue const &defaultValue=VtValue(), bool writeSparsely=false) const
 See GetStaticFrictionAttr(), and also Usd_Create_Or_Get_Property for when to use Get vs Create. More...
 
USDPHYSICS_API UsdAttribute GetRestitutionAttr () const
 Restitution coefficient. More...
 
USDPHYSICS_API UsdAttribute CreateRestitutionAttr (VtValue const &defaultValue=VtValue(), bool writeSparsely=false) const
 See GetRestitutionAttr(), and also Usd_Create_Or_Get_Property for when to use Get vs Create. More...
 
USDPHYSICS_API UsdAttribute GetDensityAttr () const
 If non-zero, defines the density of the material. More...
 
USDPHYSICS_API UsdAttribute CreateDensityAttr (VtValue const &defaultValue=VtValue(), bool writeSparsely=false) const
 See GetDensityAttr(), and also Usd_Create_Or_Get_Property for when to use Get vs Create. More...
 

Static Public Member Functions

static USDPHYSICS_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 USDPHYSICS_API
UsdPhysicsMaterialAPI 
Get (const UsdStagePtr &stage, const SdfPath &path)
 Return a UsdPhysicsMaterialAPI holding the prim adhering to this schema at path on stage. More...
 
static USDPHYSICS_API
UsdPhysicsMaterialAPI 
Apply (const UsdPrim &prim)
 Applies this single-apply API schema to the given prim. More...
 

Static Public Attributes

static const UsdSchemaType schemaType = UsdSchemaType::SingleApplyAPI
 Compile time constant representing what kind of schema this class is. More...
 

Protected Member Functions

USDPHYSICS_API UsdSchemaType _GetSchemaType () const override
 Returns the type of schema this class belongs to. More...
 

Friends

class UsdSchemaRegistry
 

Detailed Description

Defines simulation material properties.

All collisions that have a material binding with purpose physics to this material will have their collision response defined through this material.

Definition at line 59 of file materialAPI.h.

Constructor & Destructor Documentation

UsdPhysicsMaterialAPI ( const UsdPrim &  prim = UsdPrim())
inlineexplicit

Construct a UsdPhysicsMaterialAPI on UsdPrim prim .

Equivalent to UsdPhysicsMaterialAPI::Get(prim.GetStage(), prim.GetPath()) for a valid prim, but will not immediately throw an error for an invalid prim

Definition at line 71 of file materialAPI.h.

UsdPhysicsMaterialAPI ( const UsdSchemaBase &  schemaObj)
inlineexplicit

Construct a UsdPhysicsMaterialAPI on the prim held by schemaObj .

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

Definition at line 79 of file materialAPI.h.

virtual USDPHYSICS_API ~UsdPhysicsMaterialAPI ( )
virtual

Destructor.

Member Function Documentation

USDPHYSICS_API UsdSchemaType _GetSchemaType ( ) const
overrideprotected

Returns the type of schema this class belongs to.

See Also
UsdSchemaType
static USDPHYSICS_API UsdPhysicsMaterialAPI Apply ( const UsdPrim &  prim)
static

Applies this single-apply API schema to the given prim.

This information is stored by adding "PhysicsMaterialAPI" to the token-valued, listOp metadata apiSchemas on the prim.

Returns
A valid UsdPhysicsMaterialAPI object is returned upon success. An invalid (or empty) UsdPhysicsMaterialAPI object is returned upon failure. See UsdPrim::ApplyAPI() for conditions resulting in failure.
See Also
UsdPrim::GetAppliedSchemas()
UsdPrim::HasAPI()
UsdPrim::ApplyAPI()
UsdPrim::RemoveAPI()
USDPHYSICS_API UsdAttribute CreateDensityAttr ( VtValue const &  defaultValue = VtValue(),
bool  writeSparsely = false 
) const

See GetDensityAttr(), 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.

USDPHYSICS_API UsdAttribute CreateDynamicFrictionAttr ( VtValue const &  defaultValue = VtValue(),
bool  writeSparsely = false 
) const

See GetDynamicFrictionAttr(), 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.

USDPHYSICS_API UsdAttribute CreateRestitutionAttr ( VtValue const &  defaultValue = VtValue(),
bool  writeSparsely = false 
) const

See GetRestitutionAttr(), 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.

USDPHYSICS_API UsdAttribute CreateStaticFrictionAttr ( VtValue const &  defaultValue = VtValue(),
bool  writeSparsely = false 
) const

See GetStaticFrictionAttr(), 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 USDPHYSICS_API UsdPhysicsMaterialAPI Get ( const UsdStagePtr &  stage,
const SdfPath &  path 
)
static

Return a UsdPhysicsMaterialAPI 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. This is shorthand for the following:

* UsdPhysicsMaterialAPI(stage->GetPrimAtPath(path));
*
USDPHYSICS_API UsdAttribute GetDensityAttr ( ) const

If non-zero, defines the density of the material.

This can be used for body mass computation, see PhysicsMassAPI. Note that if the density is 0.0 it is ignored. Units: mass/distance/distance/distance.

Declaration float physics:density = 0
C++ Type float
Usd Type SdfValueTypeNames->Float
USDPHYSICS_API UsdAttribute GetDynamicFrictionAttr ( ) const

Dynamic friction coefficient.

Unitless.

Declaration float physics:dynamicFriction = 0
C++ Type float
Usd Type SdfValueTypeNames->Float
USDPHYSICS_API UsdAttribute GetRestitutionAttr ( ) const

Restitution coefficient.

Unitless.

Declaration float physics:restitution = 0
C++ Type float
Usd Type SdfValueTypeNames->Float
static USDPHYSICS_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.

USDPHYSICS_API UsdAttribute GetStaticFrictionAttr ( ) const

Static friction coefficient.

Unitless.

Declaration float physics:staticFriction = 0
C++ Type float
Usd Type SdfValueTypeNames->Float

Member Data Documentation

const UsdSchemaType schemaType = UsdSchemaType::SingleApplyAPI
static

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

See Also
UsdSchemaType

Definition at line 65 of file materialAPI.h.


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