qcsrc/server/resources.qc

   1 /// \file
   2 /// \brief Source file that contains implementation of the resource system.
   3 /// \author Lyberta
   4 /// \copyright GNU GPLv3 or any later version.
   5
   6 #include "resources.qh"
   7
   8 #include "autocvars.qh"
   9 #include "miscfunctions.qh"
  10
  11 float GetResourceLimit(entity e, int resource_type)
  12 {
  13         float limit;
  14         switch (resource_type)
  15         {
  16                 case RESOURCE_HEALTH:
  17                 {
  18                         limit = autocvar_g_balance_health_limit;
  19                         break;
  20                 }
  21                 case RESOURCE_ARMOR:
  22                 {
  23                         limit = autocvar_g_balance_armor_limit;
  24                         break;
  25                 }
  26                 case RESOURCE_SHELLS:
  27                 {
  28                         limit = g_pickup_shells_max;
  29                         break;
  30                 }
  31                 case RESOURCE_BULLETS:
  32                 {
  33                         limit = g_pickup_nails_max;
  34                         break;
  35                 }
  36                 case RESOURCE_ROCKETS:
  37                 {
  38                         limit = g_pickup_rockets_max;
  39                         break;
  40                 }
  41                 case RESOURCE_CELLS:
  42                 {
  43                         limit = g_pickup_cells_max;
  44                         break;
  45                 }
  46                 case RESOURCE_PLASMA:
  47                 {
  48                         limit = g_pickup_plasma_max;
  49                         break;
  50                 }
  51                 case RESOURCE_FUEL:
  52                 {
  53                         limit = autocvar_g_balance_fuel_limit;
  54                         break;
  55                 }
  56                 default:
  57                 {
  58                         error("GetResourceLimit: Invalid resource type.");
  59                         return 0;
  60                 }
  61         }
  62         MUTATOR_CALLHOOK(GetResourceLimit, e, resource_type, limit);
  63         limit = M_ARGV(2, float);
  64         if (limit > RESOURCE_AMOUNT_HARD_LIMIT)
  65         {
  66                 limit = RESOURCE_AMOUNT_HARD_LIMIT;
  67         }
  68         return limit;
  69 }
  70
  71 float GetResourceAmount(entity e, int resource_type)
  72 {
  73         .float resource_field = GetResourceField(resource_type);
  74         return e.(resource_field);
  75 }
  76
  77 void SetResourceAmount(entity e, int resource_type, float amount)
  78 {
  79         bool forbid = MUTATOR_CALLHOOK(SetResourceAmount, e, resource_type, amount);
  80         if (forbid)
  81         {
  82                 return;
  83         }
  84         resource_type = M_ARGV(1, int);
  85         amount = M_ARGV(2, float);
  86         .float resource_field = GetResourceField(resource_type);
  87         if (e.(resource_field) == amount)
  88         {
  89                 return;
  90         }
  91         float max_amount = GetResourceLimit(e, resource_type);
  92         if (amount > max_amount)
  93         {
  94                 amount = max_amount;
  95         }
  96         e.(resource_field) = amount;
  97 }
  98
  99 void GiveResource(entity receiver, int resource_type, float amount)
 100 {
 101         if (amount == 0)
 102         {
 103                 return;
 104         }
 105         bool forbid = MUTATOR_CALLHOOK(GiveResource, receiver, resource_type,
 106                 amount);
 107         if (forbid)
 108         {
 109                 return;
 110         }
 111         resource_type = M_ARGV(1, int);
 112         amount = M_ARGV(2, float);
 113         if (amount <= 0)
 114         {
 115                 return;
 116         }
 117         SetResourceAmount(receiver, resource_type,
 118                 GetResourceAmount(receiver, resource_type) + amount);
 119         switch (resource_type)
 120         {
 121                 case RESOURCE_HEALTH:
 122                 {
 123                         receiver.pauserothealth_finished =
 124                                 max(receiver.pauserothealth_finished, time +
 125                                 autocvar_g_balance_pause_health_rot);
 126                         return;
 127                 }
 128                 case RESOURCE_ARMOR:
 129                 {
 130                         receiver.pauserotarmor_finished =
 131                                 max(receiver.pauserotarmor_finished, time +
 132                                 autocvar_g_balance_pause_armor_rot);
 133                         return;
 134                 }
 135                 case RESOURCE_FUEL:
 136                 {
 137                         receiver.pauserotfuel_finished = max(receiver.pauserotfuel_finished,
 138                                 time + autocvar_g_balance_pause_fuel_rot);
 139                         return;
 140                 }
 141         }
 142 }
 143
 144 void GiveResourceWithLimit(entity receiver, int resource_type, float amount,
 145         float limit)
 146 {
 147         if (amount == 0)
 148         {
 149                 return;
 150         }
 151         float current_amount = GetResourceAmount(receiver, resource_type);
 152         if (current_amount + amount > limit)
 153         {
 154                 amount = limit - current_amount;
 155         }
 156         GiveResource(receiver, resource_type, amount);
 157 }
 158
 159 int GetResourceType(.float resource_field)
 160 {
 161         switch (resource_field)
 162         {
 163                 case health: { return RESOURCE_HEALTH; }
 164                 case armorvalue: { return RESOURCE_ARMOR; }
 165                 case ammo_shells: { return RESOURCE_SHELLS; }
 166                 case ammo_nails: { return RESOURCE_BULLETS; }
 167                 case ammo_rockets: { return RESOURCE_ROCKETS; }
 168                 case ammo_cells: { return RESOURCE_CELLS; }
 169                 case ammo_plasma: { return RESOURCE_PLASMA; }
 170                 case ammo_fuel: { return RESOURCE_FUEL; }
 171         }
 172         error("GetResourceType: Invalid field.");
 173         return 0;
 174 }
 175
 176 .float GetResourceField(int resource_type)
 177 {
 178         switch (resource_type)
 179         {
 180                 case RESOURCE_HEALTH: { return health; }
 181                 case RESOURCE_ARMOR: { return armorvalue; }
 182                 case RESOURCE_SHELLS: { return ammo_shells; }
 183                 case RESOURCE_BULLETS: { return ammo_nails; }
 184                 case RESOURCE_ROCKETS: { return ammo_rockets; }
 185                 case RESOURCE_CELLS: { return ammo_cells; }
 186                 case RESOURCE_PLASMA: { return ammo_plasma; }
 187                 case RESOURCE_FUEL: { return ammo_fuel; }
 188         }
 189         error("GetResourceField: Invalid resource type.");
 190         return health;
 191 }