X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Ftool.cpp;h=54b9f15f4467d1527732946dc740d88d019aed93;hb=27db92925261ed6646d0a1c0512711ab3aeb5fb8;hp=4a4f0e4675b45351f7fe9c69cb25eea5fff708f4;hpb=5fc791ac9a15ea6f234ca2d23041c83679255746;p=dragonfireclient.git

diff --git a/src/tool.cpp b/src/tool.cpp
index 4a4f0e467..54b9f15f4 100644
--- a/src/tool.cpp
+++ b/src/tool.cpp
@@ -1,93 +1,214 @@
 /*
-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;
 }