src/tool.h

   1 /*
   2 Minetest
   3 Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
   4
   5 This program is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU Lesser General Public License as published by
   7 the Free Software Foundation; either version 2.1 of the License, or
   8 (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU Lesser General Public License for more details.
  14
  15 You should have received a copy of the GNU Lesser General Public License along
  16 with this program; if not, write to the Free Software Foundation, Inc.,
  17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 #ifndef TOOL_HEADER
  21 #define TOOL_HEADER
  22
  23 #include "irrlichttypes.h"
  24 #include <string>
  25 #include <iostream>
  26 #include "itemgroup.h"
  27
  28 struct ToolGroupCap
  29 {
  30         std::unordered_map<int, float> times;
  31         int maxlevel;
  32         int uses;
  33
  34         ToolGroupCap():
  35                 maxlevel(1),
  36                 uses(20)
  37         {}
  38
  39         bool getTime(int rating, float *time) const
  40         {
  41                 std::unordered_map<int, float>::const_iterator i = times.find(rating);
  42                 if (i == times.end()) {
  43                         *time = 0;
  44                         return false;
  45                 }
  46                 *time = i->second;
  47                 return true;
  48         }
  49 };
  50
  51
  52 typedef std::unordered_map<std::string, struct ToolGroupCap> ToolGCMap;
  53 typedef std::unordered_map<std::string, s16> DamageGroup;
  54
  55 struct ToolCapabilities
  56 {
  57         float full_punch_interval;
  58         int max_drop_level;
  59         ToolGCMap groupcaps;
  60         DamageGroup damageGroups;
  61
  62         ToolCapabilities(
  63                         float full_punch_interval_=1.4,
  64                         int max_drop_level_=1,
  65                         const ToolGCMap &groupcaps_ = ToolGCMap(),
  66                         const DamageGroup &damageGroups_ = DamageGroup()
  67         ):
  68                 full_punch_interval(full_punch_interval_),
  69                 max_drop_level(max_drop_level_),
  70                 groupcaps(groupcaps_),
  71                 damageGroups(damageGroups_)
  72         {}
  73
  74         void serialize(std::ostream &os, u16 version) const;
  75         void deSerialize(std::istream &is);
  76 };
  77
  78 struct DigParams
  79 {
  80         bool diggable;
  81         // Digging time in seconds
  82         float time;
  83         // Caused wear
  84         u16 wear;
  85         std::string main_group;
  86
  87         DigParams(bool a_diggable = false, float a_time = 0.0f, u16 a_wear = 0,
  88                         const std::string &a_main_group = ""):
  89                 diggable(a_diggable),
  90                 time(a_time),
  91                 wear(a_wear),
  92                 main_group(a_main_group)
  93         {}
  94 };
  95
  96 DigParams getDigParams(const ItemGroupList &groups,
  97                 const ToolCapabilities *tp, float time_from_last_punch);
  98
  99 DigParams getDigParams(const ItemGroupList &groups,
 100                 const ToolCapabilities *tp);
 101
 102 struct HitParams
 103 {
 104         s16 hp;
 105         s16 wear;
 106
 107         HitParams(s16 hp_=0, s16 wear_=0):
 108                 hp(hp_),
 109                 wear(wear_)
 110         {}
 111 };
 112
 113 HitParams getHitParams(const ItemGroupList &armor_groups,
 114                 const ToolCapabilities *tp, float time_from_last_punch);
 115
 116 HitParams getHitParams(const ItemGroupList &armor_groups,
 117                 const ToolCapabilities *tp);
 118
 119 struct PunchDamageResult
 120 {
 121         bool did_punch;
 122         int damage;
 123         int wear;
 124
 125         PunchDamageResult():
 126                 did_punch(false),
 127                 damage(0),
 128                 wear(0)
 129         {}
 130 };
 131
 132 struct ItemStack;
 133
 134 PunchDamageResult getPunchDamage(
 135                 const ItemGroupList &armor_groups,
 136                 const ToolCapabilities *toolcap,
 137                 const ItemStack *punchitem,
 138                 float time_from_last_punch
 139 );
 140
 141 #endif
 142