stk-code_catmod/src/karts/kart_properties_manager.cpp

594 lines
22 KiB
C++

// SuperTuxKart - a fun racing game with go-kart
//
// Copyright (C) 2004-2015 Ingo Ruhnke <grumbel@gmx.de>
// Copyright (C) 2006-2015 SuperTuxKart-Team
//
// 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 3
// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include "karts/kart_properties_manager.hpp"
#include "challenges/unlock_manager.hpp"
#include "config/player_manager.hpp"
#include "config/player_profile.hpp"
#include "config/stk_config.hpp"
#include "config/user_config.hpp"
#include "graphics/irr_driver.hpp"
#include "guiengine/engine.hpp"
#include "io/file_manager.hpp"
#include "karts/kart_properties.hpp"
#include "karts/xml_characteristic.hpp"
#include "utils/log.hpp"
#include "utils/string_utils.hpp"
#include <algorithm>
#include <ctime>
#include <stdio.h>
#include <stdexcept>
#include <iostream>
KartPropertiesManager *kart_properties_manager=0;
std::vector<std::string> KartPropertiesManager::m_kart_search_path;
/** Constructor, only clears internal data structures. */
KartPropertiesManager::KartPropertiesManager()
{
m_all_groups.clear();
} // KartPropertiesManager
//-----------------------------------------------------------------------------
/** Destructor. Removes all allocated data.
*/
KartPropertiesManager::~KartPropertiesManager()
{
} // ~KartPropertiesManager
//-----------------------------------------------------------------------------
/** Adds a directory from which karts are loaded. The kart manager checks if
* either this directory itself contains a kart, and if any subdirectory
* contains a kart.
* \param dir The directory to add.
*/
void KartPropertiesManager::addKartSearchDir(const std::string &s)
{
m_kart_search_path.push_back(s);
} // addKartSearchDir
//-----------------------------------------------------------------------------
/** Removes all karts from the KartPropertiesManager, so that they can be
* reloade. This is necessary after a change of the screen resolution.
*/
void KartPropertiesManager::unloadAllKarts()
{
m_karts_properties.clearAndDeleteAll();
m_selected_karts.clear();
m_kart_available.clear();
m_groups_2_indices.clear();
m_all_groups.clear();
} // unloadAllKarts
//-----------------------------------------------------------------------------
/** Remove a kart from the kart manager.
* \param id The kart id (i.e. name of the directory) to remove.
*/
void KartPropertiesManager::removeKart(const std::string &ident)
{
// Remove the kart properties from the vector of all kart properties
int index = getKartId(ident);
const KartProperties *kp = getKart(ident); // must be done before remove
m_karts_properties.remove(index);
m_all_kart_dirs.erase(m_all_kart_dirs.begin()+index);
m_kart_available.erase(m_kart_available.begin()+index);
// Remove the just removed kart from the 'group-name to kart property
// index' mapping. If a group is now empty (i.e. the removed kart was
// the only member of this group), remove the group
const std::vector<std::string> &groups = kp->getGroups();
for (unsigned int i=0; i<groups.size(); i++)
{
std::vector<int> ::iterator it;
it = std::find(m_groups_2_indices[groups[i]].begin(),
m_groups_2_indices[groups[i]].end(), index);
// Since we are iterating over all groups the kart belongs to,
// there must be an entry found
assert(it!=m_groups_2_indices[groups[i]].end());
m_groups_2_indices[groups[i]].erase(it);
// Check if the last kart of a group was removed
if(m_groups_2_indices[groups[i]].size()==0)
{
m_groups_2_indices.erase(groups[i]);
std::vector<std::string>::iterator its;
its = std::find(m_all_groups.begin(), m_all_groups.end(),
groups[i]);
assert(its!=m_all_groups.end());
m_all_groups.erase(its);
} // if m_groups_2_indices[groups[i]].size()==0)
} // for i in all groups the kart belongs to
// Adjust the indices of all kart properties in the 'group name to
// kart property index' mapping: all kart properties with an index
// greater than index were moved one position further to the beginning
std::map<std::string, std::vector<int> >::iterator it_gr;
for(it_gr=m_groups_2_indices.begin(); it_gr != m_groups_2_indices.end();
it_gr++)
{
for(unsigned int i=0; i<(*it_gr).second.size(); i++)
{
if( (*it_gr).second[i]>index)
(*it_gr).second[i]--;
}
}
delete kp;
// Only used for networking and it is safe to just clear it.
// If a networking game is started it will be initialised properly.
m_selected_karts.clear();
} // removeKart
//-----------------------------------------------------------------------------
/** Loads all kart properties and models.
*/
void KartPropertiesManager::loadAllKarts(bool loading_icon)
{
m_all_kart_dirs.clear();
std::vector<std::string>::const_iterator dir;
for(dir = m_kart_search_path.begin(); dir!=m_kart_search_path.end(); dir++)
{
// First check if there is a kart in the current directory
// -------------------------------------------------------
if(loadKart(*dir)) continue;
// If not, check each subdir of this directory.
// --------------------------------------------
std::set<std::string> result;
file_manager->listFiles(result, *dir);
for(std::set<std::string>::const_iterator subdir=result.begin();
subdir!=result.end(); subdir++)
{
const bool loaded = loadKart(*dir+*subdir);
if (loaded && loading_icon)
{
GUIEngine::addLoadingIcon(irr_driver->getTexture(
m_karts_properties[m_karts_properties.size()-1]
.getAbsoluteIconFile() )
);
}
} // for all files in the currently handled directory
} // for i
} // loadAllKarts
//-----------------------------------------------------------------------------
/** Loads the characteristics from the characteristics config file.
* \param root The xml node where the characteristics are stored.
*/
void KartPropertiesManager::loadCharacteristics(const XMLNode *root)
{
// Load base characteristics
std::vector<XMLNode*> nodes;
root->getNodes("characteristic", nodes);
bool found = false;
std::string name;
for (const XMLNode *baseNode : nodes)
{
baseNode->get("name", &name);
if (name == "base")
{
found = true;
m_base_characteristic.reset(new XmlCharacteristic(baseNode));
break;
}
}
if (!found)
Log::fatal("KartPropertiesManager", "Base characteristics not found");
// Load difficulties
nodes.clear();
root->getNode("difficulties")->getNodes("characteristic", nodes);
for (const XMLNode *type : nodes)
{
type->get("name", &name);
m_difficulty_characteristics.insert(std::pair<const std::string,
std::unique_ptr<AbstractCharacteristic> >(name,
std::unique_ptr<AbstractCharacteristic>(new XmlCharacteristic(type))));
}
// Load kart type characteristics
nodes.clear();
root->getNode("kart-types")->getNodes("characteristic", nodes);
for (const XMLNode *type : nodes)
{
type->get("name", &name);
m_kart_type_characteristics.insert(std::pair<const std::string,
std::unique_ptr<AbstractCharacteristic> >(name,
std::unique_ptr<AbstractCharacteristic>(new XmlCharacteristic(type))));
}
// Load player difficulties
nodes.clear();
root->getNode("player-characteristics")->getNodes("characteristic", nodes);
for (const XMLNode *type : nodes)
{
type->get("name", &name);
m_player_characteristics.insert(std::pair<const std::string,
std::unique_ptr<AbstractCharacteristic> >(name,
std::unique_ptr<AbstractCharacteristic>(new XmlCharacteristic(type))));
}
}
//-----------------------------------------------------------------------------
/** Loads a single kart and (if not disabled) the corresponding 3d model.
* \param filename Full path to the kart config file.
*/
bool KartPropertiesManager::loadKart(const std::string &dir)
{
std::string config_filename = dir + "/kart.xml";
if(!file_manager->fileExists(config_filename))
return false;
KartProperties* kart_properties;
try
{
kart_properties = new KartProperties(config_filename);
}
catch (std::runtime_error& err)
{
Log::error("[KartPropertiesManager]", "Giving up loading '%s': %s",
config_filename.c_str(), err.what());
return false;
}
// If the version of the kart file is not supported,
// ignore this .kart file
if (kart_properties->getVersion() < stk_config->m_min_kart_version ||
kart_properties->getVersion() > stk_config->m_max_kart_version)
{
Log::warn("[KartPropertiesManager]", "Warning: kart '%s' is not "
"supported by this binary, ignored.",
kart_properties->getIdent().c_str());
delete kart_properties;
return false;
}
m_karts_properties.push_back(kart_properties);
m_kart_available.push_back(true);
const std::vector<std::string>& groups=kart_properties->getGroups();
for(unsigned int g=0; g<groups.size(); g++)
{
if(m_groups_2_indices.find(groups[g])==m_groups_2_indices.end())
{
m_all_groups.push_back(groups[g]);
}
m_groups_2_indices[groups[g]].push_back(m_karts_properties.size()-1);
}
m_all_kart_dirs.push_back(dir);
return true;
} // loadKart
//-----------------------------------------------------------------------------
/** Sets the name of a mesh to use as a hat for all karts.
* \param hat_name Name of the hat mash.
*/
void KartPropertiesManager::setHatMeshName(const std::string &hat_name)
{
for (unsigned int i=0; i<m_karts_properties.size(); i++)
{
m_karts_properties[i].setHatMeshName(hat_name);
}
} // setHatMeshName
//-----------------------------------------------------------------------------
const AbstractCharacteristic* KartPropertiesManager::getDifficultyCharacteristic(const std::string &type) const
{
std::map<std::string, std::unique_ptr<AbstractCharacteristic> >::const_iterator
it = m_difficulty_characteristics.find(type);
if (it == m_difficulty_characteristics.cend())
return nullptr;
return it->second.get();
} // getDifficultyCharacteristic
//-----------------------------------------------------------------------------
const AbstractCharacteristic* KartPropertiesManager::getKartTypeCharacteristic(const std::string &type) const
{
std::map<std::string, std::unique_ptr<AbstractCharacteristic> >::const_iterator
it = m_kart_type_characteristics.find(type);
if (it == m_kart_type_characteristics.cend())
return nullptr;
return it->second.get();
} // getKartTypeCharacteristic
//-----------------------------------------------------------------------------
const AbstractCharacteristic* KartPropertiesManager::getPlayerCharacteristic(const std::string &type) const
{
std::map<std::string, std::unique_ptr<AbstractCharacteristic> >::const_iterator
it = m_player_characteristics.find(type);
if (it == m_player_characteristics.cend())
return nullptr;
return it->second.get();
} // getPlayerCharacteristic
//-----------------------------------------------------------------------------
/** Returns index of the kart properties with the given ident.
* \return Index of kart (between 0 and number of karts - 1).
*/
const int KartPropertiesManager::getKartId(const std::string &ident) const
{
for (unsigned int i=0; i<m_karts_properties.size(); i++)
{
if (m_karts_properties[i].getIdent() == ident)
return i;
}
std::ostringstream msg;
msg << "KartPropertiesManager: Couldn't find kart: '" << ident << "'";
throw std::runtime_error(msg.str());
} // getKartId
//-----------------------------------------------------------------------------
const KartProperties* KartPropertiesManager::getKart(
const std::string &ident) const
{
for (const KartProperties* kp : m_karts_properties)
{
if (kp->getIdent() == ident)
return kp;
}
return NULL;
} // getKart
//-----------------------------------------------------------------------------
const KartProperties* KartPropertiesManager::getKartById(int i) const
{
if (i < 0 || i >= int(m_karts_properties.size()))
return NULL;
return m_karts_properties.get(i);
} // getKartById
//-----------------------------------------------------------------------------
/** Returns a list of all available kart identifiers. */
std::vector<std::string> KartPropertiesManager::getAllAvailableKarts() const
{
std::vector<std::string> all;
for (unsigned int i=0; i<m_karts_properties.size(); i++)
{
if (m_kart_available[i])
all.push_back(m_karts_properties[i].getIdent());
}
return all;
} // getAllAvailableKarts
//-----------------------------------------------------------------------------
/** Marks all karts except the ones listed in the string vector to be
* unavailable. This function is used on a client when receiving the list of
* karts from a client to mark all other karts as unavailable.
* \param karts List of karts that are available on a client.
*/
void KartPropertiesManager::setUnavailableKarts(std::vector<std::string> karts)
{
for (unsigned int i=0; i<m_karts_properties.size(); i++)
{
if (!m_kart_available[i]) continue;
if (std::find(karts.begin(), karts.end(),
m_karts_properties[i].getIdent())
== karts.end())
{
m_kart_available[i] = false;
Log::error("[Kart_Properties_Manager]",
"Kart '%s' not available on all clients, disabled.",
m_karts_properties[i].getIdent().c_str());
} // kart not in list
} // for i in m_kart_properties
} // setUnavailableKarts
//-----------------------------------------------------------------------------
/** Returns the (global) index of the n-th kart of a given group. If there is
* no such kart, -1 is returned.
*/
int KartPropertiesManager::getKartByGroup(const std::string& group,
int n) const
{
int count=0;
for (unsigned int i=0; i<m_karts_properties.size(); i++)
{
std::vector<std::string> groups = m_karts_properties[i].getGroups();
if (std::find(groups.begin(), groups.end(), group) == groups.end())
continue;
if (count == n) return i;
count = count + 1;
}
return -1;
} // getKartByGroup
//-----------------------------------------------------------------------------
bool KartPropertiesManager::testAndSetKart(int kartid)
{
if(!kartAvailable(kartid)) return false;
m_selected_karts.push_back(kartid);
return true;
} // kartAvailable
//-----------------------------------------------------------------------------
/** Returns true if a kart is available to be selected. A kart is available to
* be selected if it is available on all clients (i.e. m_kart_available is
* true), not yet selected, and not locked.
*/
bool KartPropertiesManager::kartAvailable(int kartid)
{
if(kartid<0 || kartid>=(int)m_kart_available.size()) return false;
if(!m_kart_available[kartid]) return false;
std::vector<int>::iterator it;
for (it = m_selected_karts.begin(); it < m_selected_karts.end(); it++)
{
if ( kartid == *it) return false;
}
const KartProperties *kartprop = getKartById(kartid);
if( PlayerManager::getCurrentPlayer()->isLocked(kartprop->getIdent()) )
return false;
return true;
} // kartAvailable
//-----------------------------------------------------------------------------
/** Sets a kart to be selected by specifying the identifier (name) of the kart.
* \param kart_name Name of the kart.
*/
void KartPropertiesManager::selectKartName(const std::string &kart_name)
{
int kart_id = getKartId(kart_name);
selectKart(kart_id);
} // selectKartName
//-----------------------------------------------------------------------------
/** Returns a vector with the indices of all karts in the specified group.
* \param g The name of the group for which the kart indicies should be
* determined
* \return A vector of indices with the karts in the given group.
*/
const std::vector<int> KartPropertiesManager::getKartsInGroup(
const std::string& g)
{
if (g == ALL_KART_GROUPS_ID)
{
std::vector<int> out;
for (unsigned int n=0; n<m_karts_properties.size(); n++)
{
out.push_back(n);
}
return out;
}
else
{
return m_groups_2_indices[g];
}
} // getKartsInGroup
//-----------------------------------------------------------------------------
/** Returns a list of randomly selected karts. This list firstly contains
* karts in the currently selected group, but which are not in the list
* of 'existing karts'. If not enough karts are available in the current
* group, karts from all other groups are used to fill up the list.
* This is used by the race manager to select the AI karts.
* \param count Number of karts to select randomly.
* \param existing_karts List of karts that should not be used. This is the
* list of karts selected by the players.
* \param ai_list List of AI karts already selected (eg through the
* command line). The random AIs will also be added
* to this list.
*/
void KartPropertiesManager::getRandomKartList(int count,
RemoteKartInfoList* existing_karts,
std::vector<std::string> *ai_list)
{
// First: set up flags (based on global kart
// index) for which karts are already used
// -----------------------------------------
std::vector<bool> used;
used.resize(getNumberOfKarts(), false);
std::vector<std::string> random_kart_queue;
if (existing_karts != NULL)
{
for (unsigned int i=0; i<existing_karts->size(); i++)
{
try
{
int id = getKartId((*existing_karts)[i].getKartName());
used[id] = true;
}
catch (std::runtime_error& ex)
{
(void)ex;
Log::error("[KartPropertiesManager]", "getRandomKartList : "
"WARNING, can't find kart '%s'",
(*existing_karts)[i].getKartName().c_str());
}
}
}
for(unsigned int i=0; i<ai_list->size(); i++)
{
try
{
int id=getKartId((*ai_list)[i]);
used[id] = true;
}
catch (std::runtime_error &ex)
{
(void)ex;
Log::error("[KartPropertiesManager]", "getRandomKartList : WARNING, "
"can't find kart '%s'",(*ai_list)[i].c_str());
}
}
do
{
// if we have no karts left in our queue, re-fill it
if (count > 0 && random_kart_queue.size() == 0)
{
random_kart_queue.clear();
std::vector<int> karts_in_group =
getKartsInGroup(UserConfigParams::m_last_used_kart_group);
assert(karts_in_group.size() > 0);
// first try not to use a kart already used by a player
for (unsigned int i=0; i<karts_in_group.size(); i++)
{
const KartProperties &kp=m_karts_properties[karts_in_group[i]];
if (!used[karts_in_group[i]] &&
m_kart_available[karts_in_group[i]] &&
!PlayerManager::getCurrentPlayer()->isLocked(kp.getIdent()) )
{
random_kart_queue.push_back(kp.getIdent());
}
}
// if we really need to, reuse the same kart as the player
if (random_kart_queue.size() == 0)
{
for (unsigned int i=0; i<karts_in_group.size(); i++)
{
const KartProperties &kp =
m_karts_properties[karts_in_group[i]];
random_kart_queue.push_back(kp.getIdent());
}
}
assert(random_kart_queue.size() > 0);
std::random_shuffle(random_kart_queue.begin(),
random_kart_queue.end() );
}
while (count > 0 && random_kart_queue.size() > 0)
{
ai_list->push_back(random_kart_queue.back());
random_kart_queue.pop_back();
count --;
}
} while (count > 0);
// There should always be enough karts
assert(count==0);
} // getRandomKartList
/* EOF */