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// Cyphesis Online RPG Server and AI Engine
// Copyright (C) 2005 Alistair Riddoch
//
// 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
// (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.
//
// You should have received a copy of the GNU 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
// $Id: Statistics.cpp,v 1.11 2007-12-03 23:18:52 alriddoch Exp $
#include "Statistics.h"
#include "Character.h"
#include "ArithmeticScript.h"
#include "common/log.h"
#include <Atlas/Objects/Operation.h>
#include <Atlas/Objects/Anonymous.h>
#include <Atlas/Objects/SmartPtr.h>
using Atlas::Objects::Operation::Set;
using Atlas::Objects::Operation::Sight;
using Atlas::Objects::Entity::Anonymous;
using Atlas::Message::Element;
using Atlas::Message::MapType;
/// \brief Statistics constructor
///
/// @param chr Character for which this handles the statistics
Statistics::Statistics(Character & chr) : m_script(0), m_character(chr)
{
}
float Statistics::get(const std::string & name)
{
if (m_script != 0) {
float val;
int res = m_script->attribute(name, val);
if (res == 0) {
return val;
} else {
log(ERROR, "Statistics::get: Error reading value from script");
}
}
return get_default(name);
}
float Statistics::get_default(const std::string & name)
{
if (name == "strength") {
Element mass_attr;
if (m_character.getAttr("mass", mass_attr) && mass_attr.isFloat()) {
return mass_attr.Float();
} else {
return 0.f;
}
} else if (name == "attack") {
return 1.f;
} else if (name == "defence") {
return 1.f;
} else {
return 0.f;
}
}
void Statistics::increment(const std::string & name, OpVector & res)
{
float oldval, newval;
// Check if we have this skill already
SkillDict::iterator I = m_skills.find(name);
if (I == m_skills.end()) {
// We dont have this skill yet
oldval = 0.f;
newval = 0.01f;
m_skills.insert(std::make_pair(name, newval));
} else {
// We have this skill, increment in a curve which tends towards 1
oldval = I->second;
// FIXME Need to replace with a more flexible function which
// gives the right curve
newval = oldval + ((1.f - std::min(oldval, 1.f)) / 1000.f);
I->second = newval;
}
// If value has changed by more than 0.001 then report to character.
if ((int)(newval * 1000) != (int)(oldval * 1000)) {
Set set;
Anonymous set_arg;
MapType skills;
skills[name] = newval;
set_arg->setAttr("skills", skills);
set_arg->setId(m_character.getId());
set->setTo(m_character.getId());
set->setFrom(m_character.getId());
set->setArgs1(set_arg);
Sight sight;
sight->setArgs1(set);
sight->setTo(m_character.getId());
res.push_back(sight);
}
}
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