potential.h

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#ifndef POTENTIAL_H 
#define POTENTIAL_H 


#include <config.h>

#include <stdlib.h>

#include <jwsc/base/error.h>
#include <jwsc/matrix/matrix.h>


#ifdef __cplusplus
namespace jwsc {
extern "C" {
#endif


Error* mullers_potential_f(float* V_out, float x, float y);

Error* mullers_potential_d(double* V_out, double x, double y);

Error* grad_mullers_potential_f
(
    float* dx_V_out, 
    float* dy_V_out, 
    float  x, 
    float  y
);

Error* grad_mullers_potential_d
(
    double* dx_V_out, 
    double* dy_V_out,
    double  x, 
    double  y
);

Error* grad_matrix_mullers_potential_d
(
    Matrix_d** gg_out, 
    double     x, 
    double     y
);

/*@*/


Error* hessian_mullers_potential_f
(
    Matrix_f** H_V_out, 
    float      x, 
    float      y
);

Error* hessian_mullers_potential_d
(
    Matrix_d** H_V_out, 
    double     x, 
    double     y
);

#ifdef __cplusplus
}
}
#endif


#endif