comparison: common.h
common.h
- changeset 26
- 54eaea6dc27c
- parent 22
- b48e10ca8832
- child 27
- 15c06a191f9b
equal
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| 25:2a600af97c6b | 26:54eaea6dc27c |
|---|---|
| 39 */ | 39 */ |
| 40 | 40 |
| 41 #ifndef __COMMON_H__ | 41 #ifndef __COMMON_H__ |
| 42 #define __COMMON_H__ | 42 #define __COMMON_H__ |
| 43 | 43 |
| 44 #include <stdio.h> | |
| 44 #include <stdarg.h> | 45 #include <stdarg.h> |
| 46 #include <typeinfo> | |
| 45 #include "bots.h" | 47 #include "bots.h" |
| 46 #include "str.h" | 48 #include "str.h" |
| 47 | 49 |
| 48 #define APPNAME "botc" | 50 #define APPNAME "botc" |
| 49 #define VERSION_MAJOR 0 | 51 #define VERSION_MAJOR 0 |
| 50 #define VERSION_MINOR 0 | 52 #define VERSION_MINOR 0 |
| 51 #define VERSION_REVISION 999 | 53 #define VERSION_REVISION 999 |
| 52 | 54 |
| 53 typedef unsigned long qbyte; | 55 // Where is the parser at? |
| 56 enum parsermode { | |
| 57 MODE_TOPLEVEL, // at top level | |
| 58 MODE_EVENT, // inside event definition | |
| 59 MODE_MAINLOOP, // inside mainloop | |
| 60 MODE_ONENTER, // inside onenter | |
| 61 MODE_ONEXIT, // inside onexit | |
| 62 }; | |
| 63 | |
| 64 typedef long qbyte; | |
| 54 | 65 |
| 55 #define CHECK_FILE(pointer,path,action) \ | 66 #define CHECK_FILE(pointer,path,action) \ |
| 56 if (!pointer) { \ | 67 if (!pointer) { \ |
| 57 error ("couldn't open %s for %s!\n", (char*)path, action); \ | 68 error ("couldn't open %s for %s!\n", (char*)path, action); \ |
| 58 exit (1); \ | 69 exit (1); \ |
| 73 extern int g_NumEvents; | 84 extern int g_NumEvents; |
| 74 extern int g_CurMode; | 85 extern int g_CurMode; |
| 75 extern str g_CurState; | 86 extern str g_CurState; |
| 76 #endif | 87 #endif |
| 77 | 88 |
| 89 // Power function | |
| 90 template<class T> T pow (T a, T b) { | |
| 91 if (!b) | |
| 92 return 1; | |
| 93 | |
| 94 T r = a; | |
| 95 while (b > 1) { | |
| 96 b--; | |
| 97 | |
| 98 // r *= a fails here with large numbers | |
| 99 r += a * a; | |
| 100 } | |
| 101 | |
| 102 return r; | |
| 103 } | |
| 104 | |
| 105 template <class T> unsigned char CharByte (T a, unsigned int b) { | |
| 106 if (b >= sizeof (T)) | |
| 107 error ("CharByte: tried to get byte %u out of a %u-byte %s\n", | |
| 108 b, sizeof (T), typeid(T).name()); | |
| 109 | |
| 110 unsigned long p1 = pow<unsigned long> (256, b); | |
| 111 unsigned long p2 = pow<unsigned long> (256, b+1); | |
| 112 unsigned long r = (a % p2) / p1; | |
| 113 | |
| 114 if (r > 256) | |
| 115 error ("result %lu too big!", r); | |
| 116 | |
| 117 unsigned char ur = static_cast<unsigned char> (r); | |
| 118 return ur; | |
| 119 } | |
| 120 | |
| 78 #endif // __COMMON_H__ | 121 #endif // __COMMON_H__ |
