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 = 1;
  32         int uses = 20;
  33
  34         ToolGroupCap() {}
  35
  36         bool getTime(int rating, float *time) const
  37         {
  38                 std::unordered_map<int, float>::const_iterator i = times.find(rating);
  39                 if (i == times.end()) {
  40                         *time = 0;
  41                         return false;
  42                 }
  43                 *time = i->second;
  44                 return true;
  45         }
  46 };
  47
  48
  49 typedef std::unordered_map<std::string, struct ToolGroupCap> ToolGCMap;
  50 typedef std::unordered_map<std::string, s16> DamageGroup;
  51
  52 struct ToolCapabilities
  53 {
  54         float full_punch_interval;
  55         int max_drop_level;
  56         ToolGCMap groupcaps;
  57         DamageGroup damageGroups;
  58
  59         ToolCapabilities(
  60                         float full_punch_interval_=1.4,
  61                         int max_drop_level_=1,
  62                         const ToolGCMap &groupcaps_ = ToolGCMap(),
  63                         const DamageGroup &damageGroups_ = DamageGroup()
  64         ):
  65                 full_punch_interval(full_punch_interval_),
  66                 max_drop_level(max_drop_level_),
  67                 groupcaps(groupcaps_),
  68                 damageGroups(damageGroups_)
  69         {}
  70
  71         void serialize(std::ostream &os, u16 version) const;
  72         void deSerialize(std::istream &is);
  73 };
  74
  75 struct DigParams
  76 {
  77         bool diggable;
  78         // Digging time in seconds
  79         float time;
  80         // Caused wear
  81         u16 wear;
  82         std::string main_group;
  83
  84         DigParams(bool a_diggable = false, float a_time = 0.0f, u16 a_wear = 0,
  85                         const std::string &a_main_group = ""):
  86                 diggable(a_diggable),
  87                 time(a_time),
  88                 wear(a_wear),
  89                 main_group(a_main_group)
  90         {}
  91 };
  92
  93 DigParams getDigParams(const ItemGroupList &groups,
  94                 const ToolCapabilities *tp, float time_from_last_punch);
  95
  96 DigParams getDigParams(const ItemGroupList &groups,
  97                 const ToolCapabilities *tp);
  98
  99 struct HitParams
 100 {
 101         s16 hp;
 102         s16 wear;
 103
 104         HitParams(s16 hp_=0, s16 wear_=0):
 105                 hp(hp_),
 106                 wear(wear_)
 107         {}
 108 };
 109
 110 HitParams getHitParams(const ItemGroupList &armor_groups,
 111                 const ToolCapabilities *tp, float time_from_last_punch);
 112
 113 HitParams getHitParams(const ItemGroupList &armor_groups,
 114                 const ToolCapabilities *tp);
 115
 116 struct PunchDamageResult
 117 {
 118         bool did_punch = false;
 119         int damage = 0;
 120         int wear = 0;
 121
 122         PunchDamageResult() {}
 123 };
 124
 125 struct ItemStack;
 126
 127 PunchDamageResult getPunchDamage(
 128                 const ItemGroupList &armor_groups,
 129                 const ToolCapabilities *toolcap,
 130                 const ItemStack *punchitem,
 131                 float time_from_last_punch
 132 );
 133
 134 #endif
 135