102 lines
3.1 KiB
C
102 lines
3.1 KiB
C
#ifndef __table_mod_H
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#define __table_mod_H
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/*
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* Copyright (C) 2011 Cary R. (cygcary@yahoo.com)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <stdio.h>
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#include <vpi_user.h>
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/*
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* Define the allowed interpolation control values.
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*/
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#define IVL_CLOSEST_POINT 0 /* D */
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#define IVL_LINEAR_INTERP 1 /* 1 - Default */
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#define IVL_QUADRATIC_INTERP 2 /* 2 */
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#define IVL_CUBIC_INTERP 3 /* 3 */
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#define IVL_IGNORE_COLUMN 4 /* I */
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/*
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* Define the allowed extrapolation control values.
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*/
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#define IVL_CONSTANT_EXTRAP 0 /* C */
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#define IVL_LINEAR_EXTRAP 1 /* L - Default */
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#define IVL_ERROR_EXTRAP 2 /* E */
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/*
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* Structure that represents an individual iso line element.
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*/
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typedef struct t_indep {
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double value;
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struct t_indep *left; /* previous element. */
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struct t_indep *right; /* next element. */
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union {
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double data;
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struct t_indep *child;
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struct t_build *build;
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} data;
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} s_indep, *p_indep;
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/*
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* This is used as an interface element while building the iso lines. It will
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* be removed when the list is converted to a balanced threaded tree. It is
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* used to make in order insertion faster.
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*/
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typedef struct t_build {
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p_indep first;
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p_indep last;
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unsigned count;
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} s_build, *p_build;
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/*
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* This structure is saved for each table model instance.
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*/
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typedef struct t_table_mod {
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vpiHandle *indep; /* Independent variable arguments. */
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double *indep_val; /* Current independent variable values. */
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union { /* Data file or argument to get the data file. */
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char *name;
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vpiHandle arg;
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} file;
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union { /* Control string argument. */
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struct {
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char *interp;
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char *extrap_low;
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char *extrap_high;
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} info;
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vpiHandle arg;
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} control;
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// HERE need a pointer to the dependent data and the final table.
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unsigned dims; /* The number of independent variables. */
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unsigned fields; /* The number of control fields. */
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unsigned depend; /* Where the dependent column is located. */
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char have_fname; /* Has the file name been allocated? */
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char have_ctl; /* Has the file name been allocated? */
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} s_table_mod, *p_table_mod;
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/*
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* Define the non-static table model routines.
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*/
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extern unsigned parse_table_model(FILE *fp, vpiHandle callh, p_table_mod table);
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extern int tblmodlex();
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extern void destroy_tblmod_lexor();
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extern void init_tblmod_lexor(FILE *fp);
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#endif
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