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Annotation of micropolis/src/sim/headers/macros.h, revision 1.1

1.1     ! root        1: /* macros.h
        !             2:  *
        !             3:  * Micropolis, Unix Version.  This game was released for the Unix platform
        !             4:  * in or about 1990 and has been modified for inclusion in the One Laptop
        !             5:  * Per Child program.  Copyright (C) 1989 - 2007 Electronic Arts Inc.  If
        !             6:  * you need assistance with this program, you may contact:
        !             7:  *   http://wiki.laptop.org/go/Micropolis  or email  [email protected].
        !             8:  * 
        !             9:  * This program is free software: you can redistribute it and/or modify
        !            10:  * it under the terms of the GNU General Public License as published by
        !            11:  * the Free Software Foundation, either version 3 of the License, or (at
        !            12:  * your option) any later version.
        !            13:  * 
        !            14:  * This program is distributed in the hope that it will be useful, but
        !            15:  * WITHOUT ANY WARRANTY; without even the implied warranty of
        !            16:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
        !            17:  * General Public License for more details.  You should have received a
        !            18:  * copy of the GNU General Public License along with this program.  If
        !            19:  * not, see <http://www.gnu.org/licenses/>.
        !            20:  * 
        !            21:  *             ADDITIONAL TERMS per GNU GPL Section 7
        !            22:  * 
        !            23:  * No trademark or publicity rights are granted.  This license does NOT
        !            24:  * give you any right, title or interest in the trademark SimCity or any
        !            25:  * other Electronic Arts trademark.  You may not distribute any
        !            26:  * modification of this program using the trademark SimCity or claim any
        !            27:  * affliation or association with Electronic Arts Inc. or its employees.
        !            28:  * 
        !            29:  * Any propagation or conveyance of this program must include this
        !            30:  * copyright notice and these terms.
        !            31:  * 
        !            32:  * If you convey this program (or any modifications of it) and assume
        !            33:  * contractual liability for the program to recipients of it, you agree
        !            34:  * to indemnify Electronic Arts for any liability that those contractual
        !            35:  * assumptions impose on Electronic Arts.
        !            36:  * 
        !            37:  * You may not misrepresent the origins of this program; modified
        !            38:  * versions of the program must be marked as such and not identified as
        !            39:  * the original program.
        !            40:  * 
        !            41:  * This disclaimer supplements the one included in the General Public
        !            42:  * License.  TO THE FULLEST EXTENT PERMISSIBLE UNDER APPLICABLE LAW, THIS
        !            43:  * PROGRAM IS PROVIDED TO YOU "AS IS," WITH ALL FAULTS, WITHOUT WARRANTY
        !            44:  * OF ANY KIND, AND YOUR USE IS AT YOUR SOLE RISK.  THE ENTIRE RISK OF
        !            45:  * SATISFACTORY QUALITY AND PERFORMANCE RESIDES WITH YOU.  ELECTRONIC ARTS
        !            46:  * DISCLAIMS ANY AND ALL EXPRESS, IMPLIED OR STATUTORY WARRANTIES,
        !            47:  * INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY, SATISFACTORY QUALITY,
        !            48:  * FITNESS FOR A PARTICULAR PURPOSE, NONINFRINGEMENT OF THIRD PARTY
        !            49:  * RIGHTS, AND WARRANTIES (IF ANY) ARISING FROM A COURSE OF DEALING,
        !            50:  * USAGE, OR TRADE PRACTICE.  ELECTRONIC ARTS DOES NOT WARRANT AGAINST
        !            51:  * INTERFERENCE WITH YOUR ENJOYMENT OF THE PROGRAM; THAT THE PROGRAM WILL
        !            52:  * MEET YOUR REQUIREMENTS; THAT OPERATION OF THE PROGRAM WILL BE
        !            53:  * UNINTERRUPTED OR ERROR-FREE, OR THAT THE PROGRAM WILL BE COMPATIBLE
        !            54:  * WITH THIRD PARTY SOFTWARE OR THAT ANY ERRORS IN THE PROGRAM WILL BE
        !            55:  * CORRECTED.  NO ORAL OR WRITTEN ADVICE PROVIDED BY ELECTRONIC ARTS OR
        !            56:  * ANY AUTHORIZED REPRESENTATIVE SHALL CREATE A WARRANTY.  SOME
        !            57:  * JURISDICTIONS DO NOT ALLOW THE EXCLUSION OF OR LIMITATIONS ON IMPLIED
        !            58:  * WARRANTIES OR THE LIMITATIONS ON THE APPLICABLE STATUTORY RIGHTS OF A
        !            59:  * CONSUMER, SO SOME OR ALL OF THE ABOVE EXCLUSIONS AND LIMITATIONS MAY
        !            60:  * NOT APPLY TO YOU.
        !            61:  */
        !            62: 
        !            63: #define ABS(x)         (((x) < 0) ? (-(x)) : (x))
        !            64: 
        !            65: #define HASHED_CMD(scope, name) \
        !            66:   { int new; \
        !            67:     Tcl_CreateHashEntry(&scope##Cmds, #name, &new)->clientData = \
        !            68:       (ClientData)scope##Cmd##name; \
        !            69:   }
        !            70: 
        !            71: 
        !            72: #define ARGS \
        !            73:        Tcl_Interp *interp, int argc, char **argv
        !            74: 
        !            75: #define CLIENT_ARGS \
        !            76:        ClientData clientData, ARGS
        !            77: 
        !            78: #define VIEW_ARGS \
        !            79:        SimView *view, ARGS
        !            80: 
        !            81: #define GRAPH_ARGS \
        !            82:        SimGraph *graph, ARGS
        !            83: 
        !            84: #define DATE_ARGS \
        !            85:        SimDate *date, ARGS
        !            86: 
        !            87: #define SPRITE_ARGS \
        !            88:        SimSprite *sprite, ARGS
        !            89: 
        !            90: 
        !            91: /* tile bounds */
        !            92: 
        !            93: #define TestBounds(x, y) \
        !            94:        (((x) >= 0) && ((x) < WORLD_X) && ((y) >= 0) && ((y) < WORLD_Y))
        !            95: 
        !            96: /* For s_disasters.c */
        !            97: 
        !            98: #define TILE_IS_NUCLEAR(tile) \
        !            99:        ((tile & LOMASK) == NUCLEAR)
        !           100: 
        !           101: #define TILE_IS_VULNERABLE(tile) \
        !           102:        (!(tile & ZONEBIT) && \
        !           103:         ((tile & LOMASK) >= RBRDR) && \
        !           104:         ((tile & LOMASK) <= LASTZONE))
        !           105: 
        !           106: #define TILE_IS_ARSONABLE(tile) \
        !           107:        (!(tile & ZONEBIT) && \
        !           108:         ((tile & LOMASK) >= RBRDR) && \
        !           109:         ((tile & LOMASK) <= LASTZONE))
        !           110: 
        !           111: #define TILE_IS_RIVER_EDGE(tile) \
        !           112:        (((tile & LOMASK) >= FIRSTRIVEDGE) && \
        !           113:         ((tile & LOMASK) <= LASTRIVEDGE))
        !           114: 
        !           115: #define TILE_IS_FLOODABLE(tile) \
        !           116:        ((tile == DIRT) || \
        !           117:         ((tile & BULLBIT) && \
        !           118:          (tile & BURNBIT)))
        !           119: 
        !           120: #define TILE_IS_RUBBLE(tile) \
        !           121:         (((tile & LOMASK) >= RUBBLE) && \
        !           122:          ((tile & LOMASK) <= LASTRUBBLE)))
        !           123: 
        !           124: #define TILE_IS_FLOODABLE2(tile) \
        !           125:        ((tile == 0) || \
        !           126:         (tile & BURNBIT) || \
        !           127:          TILE_IS_RUBBLE(tile))

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