annotate Meerwald/wm.h @ 4:9cf6ec970448 v0.5

mention filter param.
author Peter Meerwald <pmeerw@cosy.sbg.ac.at>
date Tue, 14 Aug 2007 21:13:11 +0200
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children f83ef905a63d
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1 #ifndef WM_H
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2 #define WM_H
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3
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4 #include <stdlib.h>
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5 #include <stdio.h>
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6 #include <string.h>
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7 #include <getopt.h>
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8 #include <math.h>
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9 #include <float.h>
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10 #include <fcntl.h>
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12 #if defined(MINGW)
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13 #define M_PI 3.1415926536
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14 #define rint floor
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15 #define MAXPATHLEN 255
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16 void bzero(char *b, size_t length);
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17 #elif defined(LINUX)
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18 #include <values.h>
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19 #include <sys/param.h>
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20 #else
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21 #error plattform not supported
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22 #endif
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23
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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24 /*
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25 * This macro is used to ensure correct rounding of integer values.
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26 */
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27 #define ROUND(a) (((a) < 0) ? (int) ((a) - 0.5) : (int) ((a) + 0.5))
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28
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29 /*
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30 * Macros to converts number of bytes to number of bits and vice verse
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31 */
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32 #define NBITSTOBYTES(N) ((N & 7) ? (N >> 3) + 1 : N >> 3)
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33 #define NBYTESTOBITS(N) (N << 3)
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34
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35 #define GRAYRANGE(P) ((P > 255) ? 255 : (P < 0) ? 0 : P)
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36 #define PIXELRANGE(P) ((P > 255) ? 255 : (P < 0) ? 0 : P)
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37
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38 #ifndef sqr
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39 #define sqr(X) ((X) * (X))
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40 #endif
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41
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42 #ifndef MAX
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43 #define MAX(X, Y) (((X) > (Y)) ? (X) : (Y))
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44 #endif
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45
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46 #ifndef MIN
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47 #define MIN(X, Y) (((X) < (Y)) ? (X) : (Y))
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48 #endif
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49
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50 #ifdef NEED_STRCASECMP
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51 #define strcasecmp stricmp
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52 #endif
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53
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54 #ifndef SIGN
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55 #define SIGN(X) (((X) > 0) ? ((X) == 0 ? 0 : 1) : -1)
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56 #endif
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57
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58 void wm_init();
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59 void wm_init1();
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60 void wm_init2();
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61
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62 #endif

Repositories maintained by Peter Meerwald, pmeerw@pmeerw.net.