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Copy pathPython.c
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79 lines (59 loc) · 1.73 KB
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/* Copyright (c) 2017 Dassault Systemes. All rights reserved. */
#include <stdlib.h>
#include "Python.h"
PYTHON_API NDTable_h create_table(int ndims, const int *dims, const double *data, const double **scales) {
int i, j;
NDTable_h table = NDTable_alloc_table();
table->ndims = ndims;
for(i = 0; i < ndims; i++) {
table->dims[i] = dims[i];
table->scales[i] = (double *)malloc(sizeof(double) * dims[i]);
for(j = 0; j < dims[i]; j++) {
table->scales[i][j] = scales[i][j];
}
}
table->numel = NDTable_calculate_numel(table->ndims, table->dims);
table->data = (double *)malloc(sizeof(double) * table->numel);
for(i = 0; i < table->numel; i++) {
table->data[i] = data[i];
}
return table;
}
PYTHON_API void close_table(NDTable_h table) {
int i;
free(table->data);
for(i = 0; i < MAX_NDIMS; i++) {
free(table->scales[i]);
}
free(table);
}
PYTHON_API int evaluate(
NDTable_h table,
int ndims,
const double **params,
NDTable_InterpMethod_t interp_method,
NDTable_ExtrapMethod_t extrap_method,
int nvalues,
double *values) {
int i, j;
double params_[32];
for(i = 0; i < nvalues; i++) {
for(j = 0; j < ndims; j++) {
params_[j] = params[j][i];
}
if(NDTable_evaluate(table, ndims, params_, interp_method, extrap_method, &values[i]) != NDTABLE_INTERPSTATUS_OK) {
return -1;
}
}
return 0;
}
PYTHON_API int evaluate_derivative(
NDTable_h table,
int nparams,
const double params[],
const double delta_params[],
NDTable_InterpMethod_t interp_method,
NDTable_ExtrapMethod_t extrap_method,
double *value) {
return NDTable_evaluate_derivative(table, nparams, params, delta_params, interp_method, extrap_method, value);
}