/*
-Minetest-c55
-Copyright (C) 2011 celeron55, Perttu Ahola <celeron55@gmail.com>
+Minetest
+Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+GNU Lesser General Public License for more details.
-You should have received a copy of the GNU General Public License along
+You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "tool.h"
+#include "itemdef.h"
+#include "itemgroup.h"
+#include "log.h"
+#include "inventory.h"
+#include "exceptions.h"
+#include "util/serialize.h"
+#include "util/numeric.h"
-std::string tool_get_imagename(const std::string &toolname)
+void ToolGroupCap::toJson(Json::Value &object) const
{
- if(toolname == "WPick")
- return "tool_woodpick.png";
- else if(toolname == "STPick")
- return "tool_stonepick.png";
- else if(toolname == "SteelPick")
- return "tool_steelpick.png";
- else if(toolname == "MesePick")
- return "tool_mesepick.png";
- else if(toolname == "WShovel")
- return "tool_woodshovel.png";
- else if(toolname == "STShovel")
- return "tool_stoneshovel.png";
- else if(toolname == "SteelShovel")
- return "tool_steelshovel.png";
- else if(toolname == "WAxe")
- return "tool_woodaxe.png";
- else if(toolname == "STAxe")
- return "tool_stoneaxe.png";
- else if(toolname == "SteelAxe")
- return "tool_steelaxe.png";
- else if(toolname == "WSword")
- return "tool_woodsword.png";
- else if(toolname == "STSword")
- return "tool_stonesword.png";
- else if(toolname == "SteelSword")
- return "tool_steelsword.png";
+ object["maxlevel"] = maxlevel;
+ object["uses"] = uses;
+
+ Json::Value times_object;
+ for (auto time : times)
+ times_object[time.first] = time.second;
+ object["times"] = times_object;
+}
+
+void ToolGroupCap::fromJson(const Json::Value &json)
+{
+ if (json.isObject()) {
+ if (json["maxlevel"].isInt())
+ maxlevel = json["maxlevel"].asInt();
+ if (json["uses"].isInt())
+ uses = json["uses"].asInt();
+ const Json::Value ×_object = json["times"];
+ if (times_object.isArray()) {
+ Json::ArrayIndex size = times_object.size();
+ for (Json::ArrayIndex i = 0; i < size; ++i)
+ if (times_object[i].isDouble())
+ times[i] = times_object[i].asFloat();
+ }
+ }
+}
+
+void ToolCapabilities::serialize(std::ostream &os, u16 protocol_version) const
+{
+ if (protocol_version >= 38)
+ writeU8(os, 5);
else
- return "cloud.png";
+ writeU8(os, 4); // proto == 37
+ writeF32(os, full_punch_interval);
+ writeS16(os, max_drop_level);
+ writeU32(os, groupcaps.size());
+ for (const auto &groupcap : groupcaps) {
+ const std::string *name = &groupcap.first;
+ const ToolGroupCap *cap = &groupcap.second;
+ os << serializeString(*name);
+ writeS16(os, cap->uses);
+ writeS16(os, cap->maxlevel);
+ writeU32(os, cap->times.size());
+ for (const auto &time : cap->times) {
+ writeS16(os, time.first);
+ writeF32(os, time.second);
+ }
+ }
+
+ writeU32(os, damageGroups.size());
+
+ for (const auto &damageGroup : damageGroups) {
+ os << serializeString(damageGroup.first);
+ writeS16(os, damageGroup.second);
+ }
+
+ if (protocol_version >= 38)
+ writeU16(os, rangelim(punch_attack_uses, 0, U16_MAX));
+}
+
+void ToolCapabilities::deSerialize(std::istream &is)
+{
+ int version = readU8(is);
+ if (version < 4)
+ throw SerializationError("unsupported ToolCapabilities version");
+
+ full_punch_interval = readF32(is);
+ max_drop_level = readS16(is);
+ groupcaps.clear();
+ u32 groupcaps_size = readU32(is);
+ for (u32 i = 0; i < groupcaps_size; i++) {
+ std::string name = deSerializeString(is);
+ ToolGroupCap cap;
+ cap.uses = readS16(is);
+ cap.maxlevel = readS16(is);
+ u32 times_size = readU32(is);
+ for(u32 i = 0; i < times_size; i++) {
+ int level = readS16(is);
+ float time = readF32(is);
+ cap.times[level] = time;
+ }
+ groupcaps[name] = cap;
+ }
+
+ u32 damage_groups_size = readU32(is);
+ for (u32 i = 0; i < damage_groups_size; i++) {
+ std::string name = deSerializeString(is);
+ s16 rating = readS16(is);
+ damageGroups[name] = rating;
+ }
+
+ if (version >= 5)
+ punch_attack_uses = readU16(is);
}
-ToolDiggingProperties tool_get_digging_properties(const std::string &toolname)
+void ToolCapabilities::serializeJson(std::ostream &os) const
{
- // weight, crackiness, crumbleness, cuttability
- if(toolname == "WPick")
- return ToolDiggingProperties(2.0, 0,-1,2,0, 50, 0,0,0,0);
- else if(toolname == "STPick")
- return ToolDiggingProperties(1.5, 0,-1,2,0, 100, 0,0,0,0);
- else if(toolname == "SteelPick")
- return ToolDiggingProperties(1.0, 0,-1,2,0, 300, 0,0,0,0);
-
- else if(toolname == "MesePick")
- return ToolDiggingProperties(0, 0,0,0,0, 1337, 0,0,0,0);
-
- else if(toolname == "WShovel")
- return ToolDiggingProperties(2.0, 0.5,2,-1.5,0.3, 50, 0,0,0,0);
- else if(toolname == "STShovel")
- return ToolDiggingProperties(1.5, 0.5,2,-1.5,0.1, 100, 0,0,0,0);
- else if(toolname == "SteelShovel")
- return ToolDiggingProperties(1.0, 0.5,2,-1.5,0.0, 300, 0,0,0,0);
-
- // weight, crackiness, crumbleness, cuttability
- else if(toolname == "WAxe")
- return ToolDiggingProperties(2.0, 0.5,-0.2,1,-0.5, 50, 0,0,0,0);
- else if(toolname == "STAxe")
- return ToolDiggingProperties(1.5, 0.5,-0.2,1,-0.5, 100, 0,0,0,0);
- else if(toolname == "SteelAxe")
- return ToolDiggingProperties(1.0, 0.5,-0.2,1,-0.5, 300, 0,0,0,0);
-
- else if(toolname == "WSword")
- return ToolDiggingProperties(3.0, 3,0,1,-1, 50, 0,0,0,0);
- else if(toolname == "STSword")
- return ToolDiggingProperties(2.5, 3,0,1,-1, 100, 0,0,0,0);
- else if(toolname == "SteelSword")
- return ToolDiggingProperties(2.0, 3,0,1,-1, 300, 0,0,0,0);
-
- // Properties of hand
- return ToolDiggingProperties(0.5, 1,0,-1,0, 50, 0,0,0,0);
+ Json::Value root;
+ root["full_punch_interval"] = full_punch_interval;
+ root["max_drop_level"] = max_drop_level;
+ root["punch_attack_uses"] = punch_attack_uses;
+
+ Json::Value groupcaps_object;
+ for (const auto &groupcap : groupcaps) {
+ groupcap.second.toJson(groupcaps_object[groupcap.first]);
+ }
+ root["groupcaps"] = groupcaps_object;
+
+ Json::Value damage_groups_object;
+ DamageGroup::const_iterator dgiter;
+ for (dgiter = damageGroups.begin(); dgiter != damageGroups.end(); ++dgiter) {
+ damage_groups_object[dgiter->first] = dgiter->second;
+ }
+ root["damage_groups"] = damage_groups_object;
+
+ os << root;
}
+void ToolCapabilities::deserializeJson(std::istream &is)
+{
+ Json::Value root;
+ is >> root;
+ if (root.isObject()) {
+ if (root["full_punch_interval"].isDouble())
+ full_punch_interval = root["full_punch_interval"].asFloat();
+ if (root["max_drop_level"].isInt())
+ max_drop_level = root["max_drop_level"].asInt();
+ if (root["punch_attack_uses"].isInt())
+ punch_attack_uses = root["punch_attack_uses"].asInt();
+
+ Json::Value &groupcaps_object = root["groupcaps"];
+ if (groupcaps_object.isObject()) {
+ Json::ValueIterator gciter;
+ for (gciter = groupcaps_object.begin();
+ gciter != groupcaps_object.end(); ++gciter) {
+ ToolGroupCap groupcap;
+ groupcap.fromJson(*gciter);
+ groupcaps[gciter.key().asString()] = groupcap;
+ }
+ }
+
+ Json::Value &damage_groups_object = root["damage_groups"];
+ if (damage_groups_object.isObject()) {
+ Json::ValueIterator dgiter;
+ for (dgiter = damage_groups_object.begin();
+ dgiter != damage_groups_object.end(); ++dgiter) {
+ Json::Value &value = *dgiter;
+ if (value.isInt())
+ damageGroups[dgiter.key().asString()] =
+ value.asInt();
+ }
+ }
+ }
+}
+
+DigParams getDigParams(const ItemGroupList &groups,
+ const ToolCapabilities *tp)
+{
+ // Group dig_immediate defaults to fixed time and no wear
+ if (tp->groupcaps.find("dig_immediate") == tp->groupcaps.cend()) {
+ switch (itemgroup_get(groups, "dig_immediate")) {
+ case 2:
+ return DigParams(true, 0.5, 0, "dig_immediate");
+ case 3:
+ return DigParams(true, 0, 0, "dig_immediate");
+ default:
+ break;
+ }
+ }
+
+ // Values to be returned (with a bit of conversion)
+ bool result_diggable = false;
+ float result_time = 0.0;
+ float result_wear = 0.0;
+ std::string result_main_group;
+
+ int level = itemgroup_get(groups, "level");
+ for (const auto &groupcap : tp->groupcaps) {
+ const ToolGroupCap &cap = groupcap.second;
+
+ int leveldiff = cap.maxlevel - level;
+ if (leveldiff < 0)
+ continue;
+
+ const std::string &groupname = groupcap.first;
+ float time = 0;
+ int rating = itemgroup_get(groups, groupname);
+ bool time_exists = cap.getTime(rating, &time);
+ if (!time_exists)
+ continue;
+
+ if (leveldiff > 1)
+ time /= leveldiff;
+ if (!result_diggable || time < result_time) {
+ result_time = time;
+ result_diggable = true;
+ if (cap.uses != 0)
+ result_wear = 1.0 / cap.uses / pow(3.0, leveldiff);
+ else
+ result_wear = 0;
+ result_main_group = groupname;
+ }
+ }
+
+ u16 wear_i = U16_MAX * result_wear;
+ return DigParams(result_diggable, result_time, wear_i, result_main_group);
+}
+
+HitParams getHitParams(const ItemGroupList &armor_groups,
+ const ToolCapabilities *tp, float time_from_last_punch)
+{
+ s16 damage = 0;
+ float result_wear = 0.0f;
+ float punch_interval_multiplier =
+ rangelim(time_from_last_punch / tp->full_punch_interval, 0.0f, 1.0f);
+
+ for (const auto &damageGroup : tp->damageGroups) {
+ s16 armor = itemgroup_get(armor_groups, damageGroup.first);
+ damage += damageGroup.second * punch_interval_multiplier * armor / 100.0;
+ }
+
+ if (tp->punch_attack_uses > 0)
+ result_wear = 1.0f / tp->punch_attack_uses * punch_interval_multiplier;
+
+ u16 wear_i = U16_MAX * result_wear;
+ return {damage, wear_i};
+}
+
+HitParams getHitParams(const ItemGroupList &armor_groups,
+ const ToolCapabilities *tp)
+{
+ return getHitParams(armor_groups, tp, 1000000);
+}
+
+PunchDamageResult getPunchDamage(
+ const ItemGroupList &armor_groups,
+ const ToolCapabilities *toolcap,
+ const ItemStack *punchitem,
+ float time_from_last_punch
+){
+ bool do_hit = true;
+ {
+ if (do_hit && punchitem) {
+ if (itemgroup_get(armor_groups, "punch_operable") &&
+ (toolcap == NULL || punchitem->name.empty()))
+ do_hit = false;
+ }
+
+ if (do_hit) {
+ if(itemgroup_get(armor_groups, "immortal"))
+ do_hit = false;
+ }
+ }
+
+ PunchDamageResult result;
+ if(do_hit)
+ {
+ HitParams hitparams = getHitParams(armor_groups, toolcap,
+ time_from_last_punch);
+ result.did_punch = true;
+ result.wear = hitparams.wear;
+ result.damage = hitparams.hp;
+ }
+
+ return result;
+}
+
+f32 getToolRange(const ItemDefinition &def_selected, const ItemDefinition &def_hand)
+{
+ float max_d = def_selected.range;
+ float max_d_hand = def_hand.range;
+
+ if (max_d < 0 && max_d_hand >= 0)
+ max_d = max_d_hand;
+ else if (max_d < 0)
+ max_d = 4.0f;
+
+ return max_d;
+}