/usr/include/JAGS/function/VectorFunction.h is in jags 4.2.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 | #ifndef VECTOR_FUNCTION_H_
#define VECTOR_FUNCTION_H_
#include <function/Function.h>
namespace jags {
/**
* @short Vector-valued function with vector arguments
*
* VectorFunction represents vector-valued functions whose parameters are
* also vectors.
*/
class VectorFunction : public Function
{
public:
VectorFunction(std::string const &name, unsigned int npar);
/**
* Evaluates the function and writes the result into the given
* array
*
* @param value Array of doubles which will contain the result on exit.
* @param args Vector of arguments
* @param lengths Vector of argument lengths: the length of the array
* of doubles pointed to by args[i] is lengths[i].
*/
virtual void evaluate(double *value,
std::vector <double const *> const &args,
std::vector <unsigned int> const &lengths) const = 0;
/**
* Calculates the length of the return value based on the arguments.
*
* @param arglengths Vector of argument lengths. This must return
* true when passed to checkParameterLength
*
* @param argvalues Vector of pointers to argument values.
*
*/
virtual unsigned int
length(std::vector <unsigned int> const &arglengths,
std::vector <double const *> const &argvalues) const = 0;
/**
* Checks that the lengths of all the arguments are consistent.
* The default implementation returns true if all the arguments
* have non-zero length.
*
* This should be overridden by any sub-class that either has
* additional restrictions on the lengths of the arguments, or may
* allow zero-length arguments.
*/
virtual bool
checkParameterLength(std::vector<unsigned int> const &args) const;
/**
* Checks that the values of the arguments are in the domain of
* the function. The default implementation always returns true
* (i.e. assumes there are no restrictions on parameters).
*/
virtual bool
checkParameterValue(std::vector<double const *> const &args,
std::vector<unsigned int> const &lengths) const;
};
} /* namespace jags */
#endif /* VECTOR_FUNCTION_H_ */
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