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| NodeVecFunc (const SIMbase &m, const std::vector< double > &v, const std::map< int, int > *nodeIdMap=nullptr) |
| | The constructor initializes the references.
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| NodeVecFunc (const SIMbase &m, const std::vector< double > *v, const std::map< int, int > &nodeIdMap) |
| | Alternative constructor providing the vector through a pointer.
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| NodeVecFunc ()=delete |
| | No default constructor.
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| NodeVecFunc (const NodeVecFunc &)=delete |
| | No copy constructor.
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virtual bool | isZero () const |
| | Returns whether the function is identically zero or not.
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virtual bool | isConstant () const |
| | Returns that this function is time-dependent and not constant.
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unsigned char | getType () const override |
| | Returns the function type flag.
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std::vector< Real > | getValue (const Vec3 &X) const override |
| | Returns the function value as an array.
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Real | getScalarValue (const Vec3 &X) const override |
| | Returns a representative scalar equivalent of the function value.
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Tensor | gradient (const Vec3 &X) const |
| | Evaluates first derivatives of the function.
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utl::matrix3d< Real > | hessian (const Vec3 &X) const |
| | Evaluates second derivatives of the function.
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Vec3 | timeDerivative (const Vec3 &X) const |
| | Evaluates time derivatives of the function.
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virtual Vec3 | deriv (const Vec3 &, int) const |
| | Returns a first-derivative of the function.
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virtual Vec3 | dderiv (const Vec3 &, int, int) const |
| | Returns a second-derivative of the function.
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virtual | ~Function () |
| | Empty destructor.
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Result | operator() (const Arg &x) const |
| | Operator returning the function value for the given argument.
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virtual | ~FunctionBase () |
| | Empty destructor.
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size_t | dim () const |
| | Returns the number of components of the return value.
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virtual bool | initPatch (size_t) |
| | Sets the active patch.
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virtual bool | inDomain (const Vec3 &) const |
| | Checks if a specified point is within the function domain.
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virtual void | setParam (const std::string &, Real) |
| | Sets an additional parameter in the function.
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void | setParam (const std::string &name, const Vec3 &value) |
| | Sets additional parameter values in the function.
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virtual Vec3 | evaluate (const Vec3 &X) const |
| | Evaluates the function at the point X.
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std::pair< int, int > | getPointIndex (const Vec3 &Xp) const |
| | Returns the node index (if any) matching the given coordinates.
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| VecFunc (size_t n=3) |
| | The constructor is protected to allow sub-class instances only.
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| SpatialFunction (const Vec3 &val) |
| | The constructor is protected to allow sub-class instances only.
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virtual std::vector< Real > | evalGradient (const Vec3 &) const |
| | Returns the gradient of the function as a 1D array.
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virtual std::vector< Real > | evalHessian (const Vec3 &) const |
| | Returns the hessian of the function as a 1D array.
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virtual std::vector< Real > | evalTimeDerivative (const Vec3 &) const |
| | Returns the time derivatives of the function as a 1D array.
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| Function () |
| | The constructor is protected to allow sub-class instances only.
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virtual Result | evaluate (const Arg &x) const =0 |
| | Evaluates the function for the argument x.
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| FunctionBase () |
| | The constructor is protected to allow sub-class instances only.
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A class that wraps a nodal field as a vector-valued spatial function.