/*
-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 "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 ToolCapabilities::serialize(std::ostream &os, u16 protocol_version) 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";
+ if(protocol_version <= 17)
+ writeU8(os, 1); // version
else
- return "cloud.png";
+ writeU8(os, 2); // version
+ writeF1000(os, full_punch_interval);
+ writeS16(os, max_drop_level);
+ writeU32(os, groupcaps.size());
+ for(std::map<std::string, ToolGroupCap>::const_iterator
+ i = groupcaps.begin(); i != groupcaps.end(); ++i){
+ const std::string *name = &i->first;
+ const ToolGroupCap *cap = &i->second;
+ os<<serializeString(*name);
+ writeS16(os, cap->uses);
+ writeS16(os, cap->maxlevel);
+ writeU32(os, cap->times.size());
+ for(std::map<int, float>::const_iterator
+ i = cap->times.begin(); i != cap->times.end(); ++i){
+ writeS16(os, i->first);
+ writeF1000(os, i->second);
+ }
+ }
+ if(protocol_version > 17){
+ writeU32(os, damageGroups.size());
+ for(std::map<std::string, s16>::const_iterator
+ i = damageGroups.begin(); i != damageGroups.end(); ++i){
+ os<<serializeString(i->first);
+ writeS16(os, i->second);
+ }
+ }
}
-ToolDiggingProperties tool_get_digging_properties(const std::string &toolname)
+void ToolCapabilities::deSerialize(std::istream &is)
{
- // 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);
+ int version = readU8(is);
+ if(version != 1 && version != 2) throw SerializationError(
+ "unsupported ToolCapabilities version");
+ full_punch_interval = readF1000(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 = readF1000(is);
+ cap.times[level] = time;
+ }
+ groupcaps[name] = cap;
+ }
+ if(version == 2)
+ {
+ 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;
+ }
+ }
+}
+
+DigParams getDigParams(const ItemGroupList &groups,
+ const ToolCapabilities *tp, float time_from_last_punch)
+{
+ //infostream<<"getDigParams"<<std::endl;
+ /* Check group dig_immediate */
+ switch(itemgroup_get(groups, "dig_immediate")){
+ case 2:
+ //infostream<<"dig_immediate=2"<<std::endl;
+ return DigParams(true, 0.5, 0, "dig_immediate");
+ case 3:
+ //infostream<<"dig_immediate=3"<<std::endl;
+ return DigParams(true, 0.0, 0, "dig_immediate");
+ default:
+ break;
+ }
- 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);
+ // 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");
+ //infostream<<"level="<<level<<std::endl;
+ for(std::map<std::string, ToolGroupCap>::const_iterator
+ i = tp->groupcaps.begin(); i != tp->groupcaps.end(); ++i){
+ const std::string &name = i->first;
+ //infostream<<"group="<<name<<std::endl;
+ const ToolGroupCap &cap = i->second;
+ int rating = itemgroup_get(groups, name);
+ float time = 0;
+ bool time_exists = cap.getTime(rating, &time);
+ if(!result_diggable || time < result_time){
+ if(cap.maxlevel >= level && time_exists){
+ result_diggable = true;
+ int leveldiff = cap.maxlevel - level;
+ result_time = time / MYMAX(1, leveldiff);
+ if(cap.uses != 0)
+ result_wear = 1.0 / cap.uses / pow(3.0, (double)leveldiff);
+ else
+ result_wear = 0;
+ result_main_group = name;
+ }
+ }
+ }
+ //infostream<<"result_diggable="<<result_diggable<<std::endl;
+ //infostream<<"result_time="<<result_time<<std::endl;
+ //infostream<<"result_wear="<<result_wear<<std::endl;
+
+ if(time_from_last_punch < tp->full_punch_interval){
+ float f = time_from_last_punch / tp->full_punch_interval;
+ //infostream<<"f="<<f<<std::endl;
+ result_time /= f;
+ result_wear /= f;
+ }
+
+ u16 wear_i = 65535.*result_wear;
+ return DigParams(result_diggable, result_time, wear_i, result_main_group);
+}
+
+DigParams getDigParams(const ItemGroupList &groups,
+ const ToolCapabilities *tp)
+{
+ return getDigParams(groups, tp, 1000000);
+}
+
+HitParams getHitParams(const ItemGroupList &armor_groups,
+ const ToolCapabilities *tp, float time_from_last_punch)
+{
+ s16 damage = 0;
+ float full_punch_interval = tp->full_punch_interval;
+
+ for(std::map<std::string, s16>::const_iterator
+ i = tp->damageGroups.begin(); i != tp->damageGroups.end(); ++i){
+ s16 armor = itemgroup_get(armor_groups, i->first);
+ damage += i->second * rangelim(time_from_last_punch / full_punch_interval, 0.0, 1.0)
+ * armor / 100.0;
+ }
+
+ return HitParams(damage, 0);
+}
+
+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 == ""))
+ 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;
}
projects / dragonfireclient.git / blobdiff