X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Ftool.cpp;h=839b1e387891162ccbd6384959c49ab629440b1d;hb=b7ee608e70f8e031e3e01c9672bedb16efa648b8;hp=c1e268ff11c9ff4f512a3a865924de90e92bba74;hpb=d0ea6f9920d30f46d1f5d44e8823a8d932f9f29d;p=minetest.git

diff --git a/src/tool.cpp b/src/tool.cpp
index c1e268ff1..839b1e387 100644
--- a/src/tool.cpp
+++ b/src/tool.cpp
@@ -1,6 +1,6 @@
 /*
-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 Lesser General Public License as published by
@@ -18,56 +18,70 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 */
 
 #include "tool.h"
-#include "itemdef.h" // For itemgroup_get()
+#include "itemgroup.h"
 #include "log.h"
 #include "inventory.h"
+#include "exceptions.h"
 #include "util/serialize.h"
 #include "util/numeric.h"
 
-void ToolCapabilities::serialize(std::ostream &os) const
+void ToolCapabilities::serialize(std::ostream &os, u16 protocol_version) const
 {
-	writeU8(os, 1); // version
+	writeU8(os, 3); // protocol_version >= 36
 	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);
+	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(std::map<int, float>::const_iterator
-				i = cap->times.begin(); i != cap->times.end(); i++){
-			writeS16(os, i->first);
-			writeF1000(os, i->second);
+		for (const auto &time : cap->times) {
+			writeS16(os, time.first);
+			writeF1000(os, time.second);
 		}
 	}
+
+	writeU32(os, damageGroups.size());
+
+	for (const auto &damageGroup : damageGroups) {
+		os << serializeString(damageGroup.first);
+		writeS16(os, damageGroup.second);
+	}
 }
 
 void ToolCapabilities::deSerialize(std::istream &is)
 {
 	int version = readU8(is);
-	if(version != 1) throw SerializationError(
-			"unsupported ToolCapabilities version");
+	if (version < 3)
+		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++){
+	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++){
+		for(u32 i = 0; i < times_size; i++) {
 			int level = readS16(is);
 			float time = readF1000(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;
+	}
 }
 
 DigParams getDigParams(const ItemGroupList &groups,
@@ -81,24 +95,23 @@ DigParams getDigParams(const ItemGroupList &groups,
 		return DigParams(true, 0.5, 0, "dig_immediate");
 	case 3:
 		//infostream<<"dig_immediate=3"<<std::endl;
-		return DigParams(true, 0.0, 0, "dig_immediate");
+		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 = "";
+	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;
+	for (const auto &groupcap : tp->groupcaps) {
+		const std::string &name = groupcap.first;
 		//infostream<<"group="<<name<<std::endl;
-		const ToolGroupCap &cap = i->second;
+		const ToolGroupCap &cap = groupcap.second;
 		int rating = itemgroup_get(groups, name);
 		float time = 0;
 		bool time_exists = cap.getTime(rating, &time);
@@ -136,28 +149,26 @@ DigParams getDigParams(const ItemGroupList &groups,
 	return getDigParams(groups, tp, 1000000);
 }
 
-HitParams getHitParams(const ItemGroupList &groups,
+HitParams getHitParams(const ItemGroupList &armor_groups,
 		const ToolCapabilities *tp, float time_from_last_punch)
 {
-	DigParams digprop = getDigParams(groups, tp,
-			time_from_last_punch);
-	
-	if(time_from_last_punch > tp->full_punch_interval)
-		time_from_last_punch = tp->full_punch_interval;
-	// Damage in hp is equivalent to nodes dug in time_from_last_punch
-	s16 hp = 0;
-	if(digprop.diggable)
-		hp = time_from_last_punch / digprop.time;
-	// Wear is the same as for digging a single node
-	s16 wear = (float)digprop.wear;
-
-	return HitParams(hp, wear, digprop.main_group);
+	s16 damage = 0;
+	float full_punch_interval = tp->full_punch_interval;
+
+	for (const auto &damageGroup : tp->damageGroups) {
+		s16 armor = itemgroup_get(armor_groups, damageGroup.first);
+		damage += damageGroup.second
+				* rangelim(time_from_last_punch / full_punch_interval, 0.0, 1.0)
+				* armor / 100.0;
+	}
+
+	return {damage, 0};
 }
 
-HitParams getHitParams(const ItemGroupList &groups,
+HitParams getHitParams(const ItemGroupList &armor_groups,
 		const ToolCapabilities *tp)
 {
-	return getHitParams(groups, tp, 1000000);
+	return getHitParams(armor_groups, tp, 1000000);
 }
 
 PunchDamageResult getPunchDamage(
@@ -168,17 +179,18 @@ PunchDamageResult getPunchDamage(
 ){
 	bool do_hit = true;
 	{
-		if(do_hit && punchitem){
-			if(itemgroup_get(armor_groups, "punch_operable") &&
-					(toolcap == NULL || punchitem->name == ""))
+		if (do_hit && punchitem) {
+			if (itemgroup_get(armor_groups, "punch_operable") &&
+					(toolcap == NULL || punchitem->name.empty()))
 				do_hit = false;
 		}
-		if(do_hit){
+
+		if (do_hit) {
 			if(itemgroup_get(armor_groups, "immortal"))
 				do_hit = false;
 		}
 	}
-	
+
 	PunchDamageResult result;
 	if(do_hit)
 	{
@@ -187,7 +199,6 @@ PunchDamageResult getPunchDamage(
 		result.did_punch = true;
 		result.wear = hitparams.wear;
 		result.damage = hitparams.hp;
-		result.main_group = hitparams.main_group;
 	}
 
 	return result;