crawl-ref/source/mon_resist_def.cc

   1 #include "AppHdr.h"
   2
   3 #include "mon_resist_def.h"
   4
   5 #include "mon-enum.h"
   6
   7 /////////////////////////////////////////////////////////////////////////
   8 // mon_resist_def
   9
  10 mon_resist_def::mon_resist_def()
  11     : elec(0), poison(0), fire(0), steam(0), cold(0), hellfire(0), acid(0),
  12       asphyx(false), sticky_flame(false), rotting(false), pierce(0), slice(0),
  13       bludgeon(0)
  14 {
  15 }
  16
  17 short mon_resist_def::get_default_res_level(int resist, short level) const
  18 {
  19     if (level != -100)
  20         return level;
  21     switch (resist)
  22     {
  23     case MR_RES_STEAM:
  24     case MR_RES_ACID:
  25         return 3;
  26     case MR_RES_ELEC:
  27         return 2;
  28     default:
  29         return 1;
  30     }
  31 }
  32
  33 mon_resist_def::mon_resist_def(int flags, short level)
  34     : elec(0), poison(0), fire(0), steam(0), cold(0), hellfire(0), acid(0),
  35       asphyx(false), sticky_flame(false), rotting(false), pierce(0), slice(0),
  36       bludgeon(0)
  37 {
  38     for (int i = 0; i < 32; ++i)
  39     {
  40         const short nl = get_default_res_level(1 << i, level);
  41         switch (flags & (1 << i))
  42         {
  43         // resistances
  44         case MR_RES_STEAM:    steam      =    3; break;
  45         case MR_RES_ELEC:     elec       =   nl; break;
  46         case MR_RES_POISON:   poison     =   nl; break;
  47         case MR_RES_FIRE:     fire       =   nl; break;
  48         case MR_RES_HELLFIRE: hellfire   =   nl; break;
  49         case MR_RES_COLD:     cold       =   nl; break;
  50         case MR_RES_ASPHYX:   asphyx     = true; break;
  51         case MR_RES_ACID:     acid       =   nl; break;
  52
  53         // vulnerabilities
  54         case MR_VUL_ELEC:     elec       = -nl;  break;
  55         case MR_VUL_POISON:   poison     = -nl;  break;
  56         case MR_VUL_FIRE:     fire       = -nl;  break;
  57         case MR_VUL_COLD:     cold       = -nl;  break;
  58
  59         // resistance to certain damage types
  60         case MR_RES_PIERCE:   pierce     = nl;   break;
  61         case MR_RES_SLICE:    slice      = nl;   break;
  62         case MR_RES_BLUDGEON: bludgeon   = nl;   break;
  63
  64         // vulnerability to certain damage types
  65         case MR_VUL_PIERCE:   pierce     = -nl;  break;
  66         case MR_VUL_SLICE:    slice      = -nl;  break;
  67         case MR_VUL_BLUDGEON: bludgeon   = -nl;  break;
  68
  69         case MR_RES_STICKY_FLAME: sticky_flame = true; break;
  70         case MR_RES_ROTTING:      rotting      = true; break;
  71
  72         default: break;
  73         }
  74     }
  75 }
  76
  77 const mon_resist_def &mon_resist_def::operator |= (const mon_resist_def &o)
  78 {
  79     elec        += o.elec;
  80     poison      += o.poison;
  81     fire        += o.fire;
  82     cold        += o.cold;
  83     hellfire    += o.hellfire;
  84     asphyx       = asphyx       || o.asphyx;
  85     acid        += o.acid;
  86     pierce      += o.pierce;
  87     slice       += o.slice;
  88     bludgeon    += o.bludgeon;
  89     sticky_flame = sticky_flame || o.sticky_flame;
  90     rotting      = rotting      || o.rotting;
  91     return (*this);
  92 }
  93
  94 mon_resist_def mon_resist_def::operator | (const mon_resist_def &o) const
  95 {
  96     mon_resist_def c(*this);
  97     return (c |= o);
  98 }
  99
 100 short mon_resist_def::get_resist_level(mon_resist_flags res_type) const
 101 {
 102     switch (res_type)
 103     {
 104     case MR_RES_ELEC:    return elec;
 105     case MR_RES_POISON:  return poison;
 106     case MR_RES_FIRE:    return fire;
 107     case MR_RES_STEAM:   return steam;
 108     case MR_RES_COLD:    return cold;
 109     case MR_RES_ACID:    return acid;
 110     case MR_RES_ROTTING: return rotting;
 111     default:             return (0);
 112     }
 113 }