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Annotation of micropolis/src/sim/s_alloc.c, revision 1.1

1.1     ! root        1: /* s_alloc.c
        !             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: #include "sim.h"
        !            63: 
        !            64: 
        !            65: /* Allocate Stuff */
        !            66: 
        !            67: 
        !            68: short SMapX, SMapY;
        !            69: short CChr, CChr9;
        !            70: 
        !            71: short RoadTotal, RailTotal, FirePop;
        !            72: 
        !            73: short ResPop, ComPop, IndPop, TotalPop, LastTotalPop;
        !            74: short ResZPop, ComZPop, IndZPop, TotalZPop;
        !            75: short HospPop, ChurchPop, StadiumPop;
        !            76: short PolicePop, FireStPop;
        !            77: short CoalPop, NuclearPop, PortPop, APortPop;
        !            78: 
        !            79: short NeedHosp, NeedChurch;
        !            80: short CrimeAverage, PolluteAverage, LVAverage;
        !            81: 
        !            82: QUAD CityTime;
        !            83: short StartingYear;
        !            84: 
        !            85: short *Map[WORLD_X];
        !            86: 
        !            87: short ResHisMax, Res2HisMax;
        !            88: short ComHisMax, Com2HisMax;
        !            89: short IndHisMax, Ind2HisMax;
        !            90: short CensusChanged;
        !            91: 
        !            92: short MessagePort;
        !            93: short MesX, MesY;
        !            94: 
        !            95: QUAD RoadSpend, PoliceSpend, FireSpend;
        !            96: QUAD RoadFund, PoliceFund, FireFund;
        !            97: short RoadEffect, PoliceEffect, FireEffect;
        !            98: QUAD TaxFund; 
        !            99: short CityTax, TaxFlag;
        !           100: unsigned char tileSynch = 0x01;
        !           101: 
        !           102: Byte *PopDensity[HWLDX];
        !           103: Byte *TrfDensity[HWLDX];
        !           104: Byte *PollutionMem[HWLDX];
        !           105: Byte *LandValueMem[HWLDX];
        !           106: Byte *CrimeMem[HWLDX];
        !           107: Byte *tem[HWLDX];
        !           108: Byte *tem2[HWLDX];
        !           109: Byte *TerrainMem[QWX];
        !           110: Byte *Qtem[QWX];
        !           111: 
        !           112: short RateOGMem[SmX][SmY];
        !           113: short FireStMap[SmX][SmY];
        !           114: short PoliceMap[SmX][SmY];
        !           115: short PoliceMapEffect[SmX][SmY];
        !           116: 
        !           117: short FireRate[SmX][SmY];
        !           118: short ComRate[SmX][SmY];
        !           119: short STem[SmX][SmY];
        !           120: 
        !           121: Ptr terrainBase;
        !           122: Ptr qTemBase;
        !           123: Ptr tem1Base;
        !           124: Ptr tem2Base;
        !           125: 
        !           126: Ptr popPtr;
        !           127: Ptr trfPtr;
        !           128: Ptr polPtr;
        !           129: Ptr landPtr;
        !           130: Ptr crimePtr;
        !           131:        
        !           132: Ptr auxPopPtr;
        !           133: Ptr auxTrfPtr;
        !           134: Ptr auxPolPtr;
        !           135: Ptr auxLandPtr;
        !           136: Ptr auxCrimePtr;
        !           137: Ptr brettPtr;
        !           138: 
        !           139: unsigned short *mapPtr;
        !           140: short *ResHis;
        !           141: short *ComHis;
        !           142: short *IndHis;
        !           143: short *MoneyHis;
        !           144: short *PollutionHis;
        !           145: short *CrimeHis;
        !           146: short *MiscHis;
        !           147: short *PowerMap;
        !           148: 
        !           149: 
        !           150: int initMapArrays(void)
        !           151: {
        !           152:   short i;
        !           153:   unsigned short *auxPtr, *temp1;
        !           154: 
        !           155:   if (!mapPtr)
        !           156:     mapPtr = (unsigned short *)NewPtr(sizeof(unsigned short) *
        !           157:                                      WORLD_X * WORLD_Y);
        !           158:   auxPtr = mapPtr;
        !           159: 
        !           160:   for (i = 0; i < WORLD_X; i++) {
        !           161:     temp1 = auxPtr + i * WORLD_Y;
        !           162:     Map[i] = (short *)temp1;
        !           163:   }
        !           164: 
        !           165:   popPtr = NewPtr(HWLDX * HWLDY);
        !           166:   trfPtr = NewPtr(HWLDX * HWLDY);
        !           167:   polPtr = NewPtr(HWLDX * HWLDY);
        !           168:   landPtr = NewPtr(HWLDX * HWLDY);
        !           169:   crimePtr = NewPtr(HWLDX * HWLDY);
        !           170: 
        !           171:   tem1Base = NewPtr(HWLDX * HWLDY);
        !           172:   tem2Base = NewPtr(HWLDX * HWLDY);
        !           173: 
        !           174:   auxPopPtr = popPtr;
        !           175:   auxTrfPtr = trfPtr;
        !           176:   auxPolPtr = polPtr;
        !           177:   auxLandPtr = landPtr;
        !           178:   auxCrimePtr = crimePtr;
        !           179: 
        !           180:   for (i = 0; i < HWLDX; i++) {
        !           181:     PopDensity[i] = (Byte *) auxPopPtr + (i * HWLDY);
        !           182:     TrfDensity[i] = (Byte *) auxTrfPtr + (i * HWLDY);
        !           183:     PollutionMem[i] = (Byte *) auxPolPtr + (i * HWLDY);
        !           184:     LandValueMem[i] = (Byte *) auxLandPtr + (i * HWLDY);
        !           185:     CrimeMem[i] = (Byte *) auxCrimePtr + (i * HWLDY);
        !           186: 
        !           187:     tem[i] = (Byte *)tem1Base + (i * HWLDY);
        !           188:     tem2[i] = (Byte *) tem2Base + (i * HWLDY);
        !           189:   }
        !           190: 
        !           191:   brettPtr = (Ptr) &PopDensity[0][0];
        !           192: 
        !           193:   terrainBase = NewPtr(QWX * QWY);
        !           194:   qTemBase = NewPtr(QWX * QWY);
        !           195: 
        !           196:   for (i = 0; i < QWX; i++) {
        !           197:     TerrainMem[i] = (Byte *)terrainBase + (i * QWY);
        !           198:     Qtem[i] = (Byte *)qTemBase + (i * QWY);
        !           199:   }
        !           200: 
        !           201:   ResHis = (short *)NewPtr(HISTLEN);
        !           202:   ComHis = (short *)NewPtr(HISTLEN);
        !           203:   IndHis = (short *)NewPtr(HISTLEN);
        !           204:   MoneyHis = (short *)NewPtr(HISTLEN);
        !           205:   PollutionHis = (short *)NewPtr(HISTLEN);
        !           206:   CrimeHis = (short *)NewPtr(HISTLEN);
        !           207:   MiscHis = (short *)NewPtr(MISCHISTLEN);
        !           208:   PowerMap = (short *)NewPtr(POWERMAPLEN);             /* power alloc */
        !           209: }

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