X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Ftool.cpp;h=839b1e387891162ccbd6384959c49ab629440b1d;hb=45e9f8081140bfcf45f83508621a94df8f2bce20;hp=d45556269743d6d878b83e93ec5a27877f94f2bf;hpb=abceeee92f99b84ebb79968269835a4f509bfb90;p=dragonfireclient.git

diff --git a/src/tool.cpp b/src/tool.cpp
index d45556269..839b1e387 100644
--- a/src/tool.cpp
+++ b/src/tool.cpp
@@ -1,87 +1,207 @@
 /*
-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 "irrlichttypes.h"
+#include "itemgroup.h"
 #include "log.h"
-#include <ostream>
+#include "inventory.h"
+#include "exceptions.h"
+#include "util/serialize.h"
+#include "util/numeric.h"
 
-class CToolDefManager: public IToolDefManager
+void ToolCapabilities::serialize(std::ostream &os, u16 protocol_version) const
 {
-public:
-	virtual ~CToolDefManager()
-	{
-		for(core::map<std::string, ToolDefinition*>::Iterator
-				i = m_tool_definitions.getIterator();
-				i.atEnd() == false; i++){
-			delete i.getNode()->getValue();
+	writeU8(os, 3); // protocol_version >= 36
+	writeF1000(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);
+			writeF1000(os, time.second);
 		}
 	}
-	virtual bool registerTool(std::string toolname, const ToolDefinition &def)
-	{
-		infostream<<"registerTool: registering tool \""<<toolname<<"\""<<std::endl;
-		core::map<std::string, ToolDefinition*>::Node *n;
-		n = m_tool_definitions.find(toolname);
-		if(n != NULL){
-			errorstream<<"registerTool: registering tool \""<<toolname
-					<<"\" failed: name is already registered"<<std::endl;
-			return false;
+
+	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 < 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++) {
+		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;
 		}
-		m_tool_definitions[toolname] = new ToolDefinition(def);
-		return true;
+		groupcaps[name] = cap;
 	}
-	virtual ToolDefinition* getToolDefinition(const std::string &toolname)
-	{
-		core::map<std::string, ToolDefinition*>::Node *n;
-		n = m_tool_definitions.find(toolname);
-		if(n == NULL)
-			return NULL;
-		return n->getValue();
+
+	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;
 	}
-	virtual std::string getImagename(const std::string &toolname)
-	{
-		ToolDefinition *def = getToolDefinition(toolname);
-		if(def == NULL)
-			return "";
-		return def->imagename;
+}
+
+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, "dig_immediate");
+	default:
+		break;
 	}
-	virtual ToolDiggingProperties getDiggingProperties(
-			const std::string &toolname)
-	{
-		ToolDefinition *def = getToolDefinition(toolname);
-		// If tool does not exist, just return an impossible
-		if(def == NULL){
-			// If tool does not exist, try empty name
-			ToolDefinition *def = getToolDefinition("");
-			if(def == NULL) // If that doesn't exist either, return default
-				return ToolDiggingProperties();
-			return def->properties;
+
+	// 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 (const auto &groupcap : tp->groupcaps) {
+		const std::string &name = groupcap.first;
+		//infostream<<"group="<<name<<std::endl;
+		const ToolGroupCap &cap = groupcap.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;
+			}
 		}
-		return def->properties;
 	}
-private:
-	// Key is name
-	core::map<std::string, ToolDefinition*> m_tool_definitions;
-};
+	//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);
+}
 
-IToolDefManager* createToolDefManager()
+DigParams getDigParams(const ItemGroupList &groups,
+		const ToolCapabilities *tp)
 {
-	return new CToolDefManager();
+	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 (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 &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;
+}
+
+