include/matio.h

   1 /*
   2  *
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   4  *
   5  *                 G   R   O   M   A   C   S
   6  *
   7  *          GROningen MAchine for Chemical Simulations
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   9  *                        VERSION 3.2.0
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  12  * Copyright (c) 2001-2004, The GROMACS development team,
  13  * check out http://www.gromacs.org for more information.
  14
  15  * This program is free software; you can redistribute it and/or
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  35
  36 #ifndef _matio_h
  37 #define _matio_h
  38
  39 #ifdef HAVE_CONFIG_H
  40 #include <config.h>
  41 #endif
  42
  43 #include "typedefs.h"
  44
  45 #ifdef __cplusplus
  46 extern "C" {
  47 #endif
  48
  49 extern bool matelmt_cmp(t_xpmelmt e1, t_xpmelmt e2);
  50
  51 extern t_matelmt searchcmap(int n,t_mapping map[],t_xpmelmt c);
  52 /* Seach in the map for code 'c' and return entry number.
  53  * return -1 if not found
  54  */
  55
  56 extern int getcmap(FILE *in,const char *fn,t_mapping **map);
  57 /* Read the mapping table from in, return number of entries */
  58
  59 extern int readcmap(const char *fn,t_mapping **map);
  60 /* Read the mapping table from fn, return number of entries */
  61
  62 extern void printcmap(FILE *out,int n,t_mapping map[]);
  63 /* print mapping table to out */
  64
  65 extern void writecmap(const char *fn,int n,t_mapping map[]);
  66 /* print mapping table to fn */
  67
  68 extern int read_xpm_matrix(const char *fnm, t_matrix **matrix);
  69 /* Reads a number of matrices from .xpm file fnm and returns this number */
  70
  71 extern real **matrix2real(t_matrix *matrix,real **mat);
  72 /* Converts an matrix in a t_matrix struct to a matrix of reals
  73  * When mat==NULL memory will be allocated
  74  * Returns NULL when something went wrong
  75  */
  76
  77 extern void write_xpm_m(FILE *out, t_matrix m);
  78 /* Writes a t_matrix struct to .xpm file */
  79
  80 extern void write_xpm3(FILE *out,unsigned int flags,
  81                        const char *title,const char *legend,
  82                        const char *label_x,const char *label_y,
  83                        int n_x,int n_y,real axis_x[],real axis_y[],
  84                        real *matrix[],real lo,real mid,real hi,
  85                        t_rgb rlo,t_rgb rmid,t_rgb rhi,int *nlevels);
  86 /* See write_xpm.
  87  * Writes a colormap varying as rlo -> rmid -> rhi.
  88  */
  89 extern void write_xpm_split(FILE *out,unsigned int flags,
  90                             const char *title,const char *legend,
  91                             const char *label_x,const char *label_y,
  92                             int n_x,int n_y,real axis_x[],real axis_y[],
  93                             real *matrix[],
  94                             real lo_top,real hi_top,int *nlevel_top,
  95                             t_rgb rlo_top,t_rgb rhi_top,
  96                             real lo_bot,real hi_bot,int *nlevel_bot,
  97                             bool bDiscreteColor,
  98                             t_rgb rlo_bot,t_rgb rhi_bot);
  99 /* See write_xpm.
 100  * Writes a colormap with separate above and below diagonal colormaps.
 101  * If bDiscrete then a colormap with 16 fixed colors is used, first  of
 102  * which is white.
 103  */
 104
 105 extern void write_xpm(FILE *out,unsigned int flags,
 106                       const char *title,const char *legend,
 107                       const char *label_x,const char *label_y,
 108                       int n_x,int n_y,real t_x[],real t_y[],
 109                       real *matrix[],real lo,real hi,
 110                       t_rgb rlo,t_rgb rhi,int *nlevels);
 111 /* out        xpm file
 112  * flags      flags, defined types/matrix.h
 113  *            MAT_SPATIAL_X
 114  *            MAT_SPATIAL_Y
 115  *            Defines if x and y are spatial dimensions,
 116  *            when not, there are n axis ticks at the middle of the elements,
 117  *            when set, there are n+1 axis ticks at the edges of the elements.
 118  * title      matrix title
 119  * legend     label for the continuous legend
 120  * label_x    label for the x-axis
 121  * label_y    label for the y-axis
 122  * n_x, n_y   size of the matrix
 123  * axis_x[]   the x-ticklabels (n_x or n_x+1)
 124  * axis_y[]   the y-ticklables (n_y or n_y+1)
 125  * *matrix[]  element x,y is matrix[x][y]
 126  * lo         output lower than lo is set to lo
 127  * hi         output higher than hi is set to hi
 128  * rlo        rgb value for level lo
 129  * rhi        rgb value for level hi
 130  * nlevels    number of color levels for the output
 131  */
 132
 133 extern real **mk_matrix(int nx, int ny, bool b1D);
 134
 135 extern void done_matrix(int nx, real ***m);
 136
 137 extern void clear_matrix(int nx, int ny, real **m);
 138
 139 #ifdef __cplusplus
 140 }
 141 #endif
 142
 143 #endif  /* _matio_h */