![[BACK]](/cvsweb/icons/back.gif){kind=icon}
Return to encumb.c CVS log ![[TXT]](/cvsweb/icons/text.gif){kind=icon}
![[DIR]](/cvsweb/icons/dir.gif){kind=icon}
Up to [contributed] / early-roguelike / srogue|
Return to encumb.c CVS log | Up to [contributed] / early-roguelike / srogue |
1.1 ! rubenllo 1: /*
! 2: * Stuff to do with encumberence
! 3: *
! 4: * @(#)encumb.c 9.0 (rdk) 7/17/84
! 5: *
! 6: * Super-Rogue
! 7: * Copyright (C) 1984 Robert D. Kindelberger
! 8: * All rights reserved.
! 9: *
! 10: * See the file LICENSE.TXT for full copyright and licensing information.
! 11: */
! 12:
! 13: #include <string.h>
! 14: #include "rogue.h"
! 15: #include "rogue.ext"
! 16:
! 17: int packweight(void);
! 18: int pack_vol(void);
! 19:
! 20: /*
! 21: * updpack:
! 22: * Update his pack weight and adjust fooduse accordingly
! 23: */
! 24: void
! 25: updpack(void)
! 26: {
! 27: reg int topcarry, curcarry;
! 28:
! 29: him->s_carry = totalenc(); /* get total encumb */
! 30: curcarry = packweight(); /* get pack weight */
! 31: topcarry = him->s_carry / 5; /* 20% of total carry */
! 32: if (curcarry > 4 * topcarry) {
! 33: if (rnd(100) < 80)
! 34: foodlev = 3; /* > 80% of pack */
! 35: }
! 36: else if (curcarry > 3 * topcarry) {
! 37: if (rnd(100) < 60)
! 38: foodlev = 2; /* > 60% of pack */
! 39: }
! 40: else
! 41: foodlev = 1; /* <= 60% of pack */
! 42: him->s_pack = curcarry; /* update pack weight */
! 43: packvol = pack_vol(); /* update pack volume */
! 44: nochange = FALSE; /* also change display */
! 45: }
! 46:
! 47:
! 48: /*
! 49: * packweight:
! 50: * Get the total weight of the hero's pack
! 51: */
! 52: int
! 53: packweight(void)
! 54: {
! 55: reg struct object *obj;
! 56: reg struct linked_list *pc;
! 57: reg int weight, i;
! 58:
! 59: weight = 0;
! 60: for (pc = pack ; pc != NULL ; pc = next(pc)) {
! 61: obj = OBJPTR(pc);
! 62: weight += itemweight(obj) * obj->o_count;
! 63: }
! 64: if (weight < 0) /* in case of amulet */
! 65: weight = 0;
! 66: for (i = LEFT; i <= RIGHT; i += 1) {
! 67: obj = cur_ring[i];
! 68: if (obj != NULL) {
! 69: if (obj->o_type == R_HEAVY && o_off(obj, ISBLESS))
! 70: weight += weight / 4;
! 71: }
! 72: }
! 73: return weight;
! 74: }
! 75:
! 76:
! 77: /*
! 78: * itemweight:
! 79: * Get the weight of an object
! 80: */
! 81: int
! 82: itemweight(struct object *wh)
! 83: {
! 84: reg int weight;
! 85:
! 86: weight = wh->o_weight; /* get base weight */
! 87: switch (wh->o_type) {
! 88: case ARMOR:
! 89: if ((armors[wh->o_which].a_class - wh->o_ac) > 0)
! 90: weight /= 2;
! 91: when WEAPON:
! 92: if ((wh->o_hplus + wh->o_dplus) > 0)
! 93: weight /= 2;
! 94: }
! 95: if (o_on(wh,ISCURSED))
! 96: weight += weight / 5; /* 20% more for cursed */
! 97: if (o_on(wh, ISBLESS))
! 98: weight -= weight / 5; /* 20% less for blessed */
! 99: return weight;
! 100: }
! 101:
! 102: /*
! 103: * pack_vol:
! 104: * Get the total volume of the hero's pack
! 105: */
! 106: int
! 107: pack_vol(void)
! 108: {
! 109: reg struct object *obj;
! 110: reg struct linked_list *pc;
! 111: reg int volume;
! 112:
! 113: volume = 0;
! 114: for (pc = pack ; pc != NULL ; pc = next(pc)) {
! 115: obj = OBJPTR(pc);
! 116: volume += itemvol(obj);
! 117: }
! 118: return volume;
! 119: }
! 120:
! 121: /*
! 122: * itemvol:
! 123: * Get the volume of an object
! 124: */
! 125: int
! 126: itemvol(struct object *wh)
! 127: {
! 128: reg int volume, what, extra;
! 129:
! 130: extra = 0;
! 131: what = getindex(wh->o_type);
! 132: switch (wh->o_type) {
! 133: case ARMOR: extra = armors[wh->o_which].a_vol;
! 134: when WEAPON: extra = weaps[wh->o_which].w_vol;
! 135: when STICK: if (strcmp(ws_stuff[wh->o_which].ws_type,"staff") == 0)
! 136: extra = V_WS_STAFF;
! 137: else
! 138: extra = V_WS_WAND;
! 139: }
! 140: volume = thnginfo[what].mf_vol + extra;
! 141: volume *= wh->o_count;
! 142: return volume;
! 143: }
! 144:
! 145: /*
! 146: * playenc:
! 147: * Get hero's carrying ability above norm
! 148: */
! 149: int
! 150: playenc(void)
! 151: {
! 152: reg int estr = him->s_ef.a_str;
! 153: if (estr >= 24)
! 154: return 3000;
! 155: switch(him->s_ef.a_str) {
! 156: case 23: return 2000;
! 157: case 22: return 1500;
! 158: case 21: return 1250;
! 159: case 20: return 1100;
! 160: case 19: return 1000;
! 161: case 18: return 700;
! 162: case 17: return 500;
! 163: case 16: return 350;
! 164: case 15:
! 165: case 14: return 200;
! 166: case 13:
! 167: case 12: return 100;
! 168: case 11:
! 169: case 10:
! 170: case 9:
! 171: case 8: return 0;
! 172: case 7:
! 173: case 6: return -150;
! 174: case 5:
! 175: case 4: return -250;
! 176: }
! 177: return -350;
! 178: }
! 179:
! 180:
! 181: /*
! 182: * totalenc:
! 183: * Get total weight that the hero can carry
! 184: */
! 185: int
! 186: totalenc(void)
! 187: {
! 188: reg int wtotal;
! 189:
! 190: wtotal = NORMENCB + playenc();
! 191: switch(hungry_state) {
! 192: case F_OKAY:
! 193: case F_HUNGRY: ; /* no change */
! 194: when F_WEAK: wtotal -= wtotal / 10; /* 10% off weak */
! 195: when F_FAINT: wtotal /= 2; /* 50% off faint */
! 196: }
! 197: return wtotal;
! 198: }
! 199:
! 200: /*
! 201: * whgtchk:
! 202: * See if the hero can carry his pack
! 203: */
! 204: void
! 205: wghtchk(int fromfuse)
! 206: {
! 207: reg int dropchk, err = TRUE;
! 208: reg char ch;
! 209:
! 210: inwhgt = TRUE;
! 211: if (him->s_pack > him->s_carry) {
! 212: ch = player.t_oldch;
! 213: extinguish(wghtchk);
! 214: if ((ch != FLOOR && ch != PASSAGE) || isfight) {
! 215: fuse(wghtchk, TRUE, 1);
! 216: inwhgt = FALSE;
! 217: return;
! 218: }
! 219: msg("Your pack is too heavy for you.");
! 220: do {
! 221: dropchk = drop(NULL);
! 222: if (dropchk == SOMTHERE)
! 223: err = FALSE;
! 224: else if (dropchk == FALSE) {
! 225: mpos = 0;
! 226: msg("You must drop something");
! 227: }
! 228: if (dropchk == TRUE)
! 229: err = FALSE;
! 230: } while(err);
! 231: }
! 232: inwhgt = FALSE;
! 233: }
! 234:
! 235:
! 236: /*
! 237: * hitweight:
! 238: * Gets the fighting ability according to current weight
! 239: * This returns a +1 hit for light pack weight
! 240: * 0 hit for medium pack weight
! 241: * -1 hit for heavy pack weight
! 242: */
! 243: int
! 244: hitweight(void)
! 245: {
! 246: return(2 - foodlev);
! 247: }