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author | inmarket <andrewh@inmarket.com.au> | 2013-12-24 01:00:14 +1000 |
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committer | inmarket <andrewh@inmarket.com.au> | 2013-12-24 01:00:14 +1000 |
commit | 39adfff2a9f73919dd09593efc38884dc2a05f40 (patch) | |
tree | f0fdf8c70ce4a1396e33927f9033049de370c56a /demos/3rdparty/doom/m_random.c | |
parent | 57d9c4854beefd22aa367f6a44b5da4a586632b1 (diff) | |
download | uGFX-39adfff2a9f73919dd09593efc38884dc2a05f40.tar.gz uGFX-39adfff2a9f73919dd09593efc38884dc2a05f40.tar.bz2 uGFX-39adfff2a9f73919dd09593efc38884dc2a05f40.zip |
demo - DOOM the game.
Runs but not quite functional yet (requires user input to be completed).
Shareware WAD file. Please read README.txt and DOOMLIC.txt
Diffstat (limited to 'demos/3rdparty/doom/m_random.c')
-rw-r--r-- | demos/3rdparty/doom/m_random.c | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/demos/3rdparty/doom/m_random.c b/demos/3rdparty/doom/m_random.c new file mode 100644 index 00000000..09f857d0 --- /dev/null +++ b/demos/3rdparty/doom/m_random.c @@ -0,0 +1,76 @@ +// Emacs style mode select -*- C++ -*- +//----------------------------------------------------------------------------- +// +// $Id:$ +// +// Copyright (C) 1993-1996 by id Software, Inc. +// +// This source is available for distribution and/or modification +// only under the terms of the DOOM Source Code License as +// published by id Software. All rights reserved. +// +// The source is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License +// for more details. +// +// $Log:$ +// +// DESCRIPTION: +// Random number LUT. +// +//----------------------------------------------------------------------------- + +static const char rcsid[] = "$Id: m_random.c,v 1.1 1997/02/03 22:45:11 b1 Exp $"; + + +// +// M_Random +// Returns a 0-255 number +// +unsigned char rndtable[256] = { + 0, 8, 109, 220, 222, 241, 149, 107, 75, 248, 254, 140, 16, 66 , + 74, 21, 211, 47, 80, 242, 154, 27, 205, 128, 161, 89, 77, 36 , + 95, 110, 85, 48, 212, 140, 211, 249, 22, 79, 200, 50, 28, 188 , + 52, 140, 202, 120, 68, 145, 62, 70, 184, 190, 91, 197, 152, 224 , + 149, 104, 25, 178, 252, 182, 202, 182, 141, 197, 4, 81, 181, 242 , + 145, 42, 39, 227, 156, 198, 225, 193, 219, 93, 122, 175, 249, 0 , + 175, 143, 70, 239, 46, 246, 163, 53, 163, 109, 168, 135, 2, 235 , + 25, 92, 20, 145, 138, 77, 69, 166, 78, 176, 173, 212, 166, 113 , + 94, 161, 41, 50, 239, 49, 111, 164, 70, 60, 2, 37, 171, 75 , + 136, 156, 11, 56, 42, 146, 138, 229, 73, 146, 77, 61, 98, 196 , + 135, 106, 63, 197, 195, 86, 96, 203, 113, 101, 170, 247, 181, 113 , + 80, 250, 108, 7, 255, 237, 129, 226, 79, 107, 112, 166, 103, 241 , + 24, 223, 239, 120, 198, 58, 60, 82, 128, 3, 184, 66, 143, 224 , + 145, 224, 81, 206, 163, 45, 63, 90, 168, 114, 59, 33, 159, 95 , + 28, 139, 123, 98, 125, 196, 15, 70, 194, 253, 54, 14, 109, 226 , + 71, 17, 161, 93, 186, 87, 244, 138, 20, 52, 123, 251, 26, 36 , + 17, 46, 52, 231, 232, 76, 31, 221, 84, 37, 216, 165, 212, 106 , + 197, 242, 98, 43, 39, 175, 254, 145, 190, 84, 118, 222, 187, 136 , + 120, 163, 236, 249 +}; + +int rndindex = 0; +int prndindex = 0; + +// Which one is deterministic? +int P_Random (void) +{ + prndindex = (prndindex+1)&0xff; + return rndtable[prndindex]; +} + +int M_Random (void) +{ + rndindex = (rndindex+1)&0xff; + return rndtable[rndindex]; +} + +void M_ClearRandom (void) +{ + rndindex = prndindex = 0; +} + + + + |