void EntityResourceManager::loadResource(const std::string filepath)
{
//open up the file
std::filebuf fb;
fb.open(filepath, std::ios::in);
//try to parse it
Json::Value root;
Json::Reader reader;
bool parseSuccessful = reader.parse(std::istream(&fb), root);
//now we have it parsed we can close it
fb.close();
if(!parseSuccessful)
{
std::cerr << "Unable to load entity: " << filepath << std::endl;
std::cerr << reader.getFormattedErrorMessages() << std::endl;
return;
}
Entity *entityPtr = loadType(root);
if(entityPtr == NULL)
{
std::cerr << "Invalid type in entity file " << filepath << std::endl;
return;
}
loadGenerics(*entityPtr, root);
loadDamagingEntity(*entityPtr, root);
loadCharacter(*entityPtr, root);
std::string behaviour = root.get("behaviour", "").asString();
if(!behaviour.empty())
{
loadBehaviour(*entityPtr, root);
}
Json::Value animations = root["animations"];
if(animations.size() > 0)
{
loadAnimations(*entityPtr, root);
}
Json::Value abilities = root["abilities"];
if(abilities.size() > 0)
{
loadAbilities(*entityPtr, root);
}
resourceMap[filepath] = entityPtr;
}
MyCar::MyCar(TrackDesc* track, tCarElt* car, tSituation *situation)
{
AEROMAGIC = GfParmGetNum(car->_carHandle, BERNIW_SECT_PRIV, BERNIW_ATT_AMAGIC, (char*)NULL, 1.6f);
CFRICTION = GfParmGetNum(car->_carHandle, BERNIW_SECT_PRIV, BERNIW_ATT_FMAGIC, (char*)NULL, 1.0f);
/* init pointer to car data */
setCarPtr(car);
initCGh();
initCarGeometry();
updatePos();
updateDir();
updateSpeedSqr();
updateSpeed();
/* damage and fuel status */
lastfuel = GfParmGetNum(car->_carHandle, SECT_CAR, PRM_FUEL, NULL, 100.0);
undamaged = situation->_maxDammage;
if (undamaged == 0) undamaged = 10000;
MAXDAMMAGE = undamaged / 2;
fuelperlap = 0.0;
lastpitfuel = 0.0;
/* set up some car properties */
wheelbase = car->priv.wheel[FRNT_RGT].relPos.x - car->priv.wheel[REAR_RGT].relPos.x;
wheeltrack = 2* fabs(car->priv.wheel[REAR_RGT].relPos.y);
carmass = GfParmGetNum(car->_carHandle, SECT_CAR, PRM_MASS, NULL, 0.0);
mass = carmass + lastfuel;
/* which wheels are driven */
char *traintype = GfParmGetStr(car->_carHandle, SECT_DRIVETRAIN, PRM_TYPE, VAL_TRANS_RWD);
if (strcmp(traintype, VAL_TRANS_RWD) == 0) {
drivetrain = DRWD;
} else if (strcmp(traintype, VAL_TRANS_FWD) == 0) {
drivetrain = DFWD;
} else if (strcmp(traintype, VAL_TRANS_4WD) == 0) {
drivetrain = D4WD;
}
updateCa();
double cx = GfParmGetNum(car->_carHandle, SECT_AERODYNAMICS, PRM_CX, (char*)NULL, 0.0);
double frontarea = GfParmGetNum(car->_carHandle, SECT_AERODYNAMICS, PRM_FRNTAREA, (char*)NULL, 0.0);
cw = 0.625*cx*frontarea;
cgcorr_b = 0.46;
pf = new Pathfinder(track, car, situation);
currentsegid = destsegid = pf->getCurrentSegment(car);
currentseg = track->getSegmentPtr(currentsegid);
destseg = track->getSegmentPtr(destsegid);
currentpathseg = pf->getPathSeg(currentsegid);
destpathseg = pf->getPathSeg(destsegid);
turnaround = 0.0;
tr_mode = 0;
accel = 1.0;
fuelchecked = false;
startmode = true;
trtime = 0.0;
derror = 0.0;
/*
DIST; MAXRELAX; MAXANGLE; ACCELINC; SPEEDSQRFACTOR; GCTIME; ACCELLIMIT; PATHERRFACTOR
*/
double ba[6][8] = {
{1.2, 0.9, 25.0, 0.1, 1.2, 0.2, 1.0, 5.0},
{1.2, 0.9, 20.0, 0.1, 1.1, 0.5, 1.0, 5.0},
{1.2, 0.9, 15.0, 0.1, 1.0, 0.5, 1.0, 5.0},
{1.3, 0.9, 15.0, 0.02, 0.98, 0.5, 1.0, 5.0},
{1.6, 0.9, 15.0, 0.01, 0.95, 0.5, 1.0, 5.0},
{1.2, 0.9, 45.0, 0.1, 1.0, 0.5, 1.0, 1.0}
};
for (int i = 0; i < 6; i++) {
for (int j = 0; j < 8; j++) {
behaviour[i][j] = ba[i][j];
}
}
loadBehaviour(NORMAL);
/* this call is needed! perhaps i shold move it into the constructor of pathfinder. */
pf->plan(this);
}
MyCar::MyCar(TrackDesc* track, tCarElt* car, tSituation *situation)
{
AEROMAGIC = GfParmGetNum(car->_carHandle, BERNIW_SECT_PRIV, BERNIW_ATT_AMAGIC, (char*)NULL, 1.6f);
CFRICTION = GfParmGetNum(car->_carHandle, BERNIW_SECT_PRIV, BERNIW_ATT_FMAGIC, (char*)NULL, 1.0f);
setCarPtr(car);
initCGh();
initCarGeometry();
updatePos();
updateDir();
updateSpeedSqr();
updateSpeed();
// Damage and fuel status.
lastfuel = GfParmGetNum(car->_carHandle, SECT_CAR, PRM_FUEL, NULL, 100.0);
undamaged = situation->_maxDammage;
if (undamaged == 0) {
undamaged = 10000;
}
MAXDAMMAGE = undamaged / 2;
fuelperlap = 0.0;
lastpitfuel = 0.0;
// Set up some car properties.
wheelbase = car->priv.wheel[FRNT_RGT].relPos.x - car->priv.wheel[REAR_RGT].relPos.x;
wheeltrack = 2* fabs(car->priv.wheel[REAR_RGT].relPos.y);
carmass = GfParmGetNum(car->_carHandle, SECT_CAR, PRM_MASS, NULL, 0.0);
mass = carmass + lastfuel;
// Which wheels are driven.
const char *traintype = GfParmGetStr(car->_carHandle, SECT_DRIVETRAIN, PRM_TYPE, VAL_TRANS_RWD);
if (strcmp(traintype, VAL_TRANS_RWD) == 0) {
drivetrain = DRWD;
} else if (strcmp(traintype, VAL_TRANS_FWD) == 0) {
drivetrain = DFWD;
} else if (strcmp(traintype, VAL_TRANS_4WD) == 0) {
drivetrain = D4WD;
}
updateCa();
double cx = GfParmGetNum(car->_carHandle, SECT_AERODYNAMICS, PRM_CX, (char*)NULL, 0.0);
double frontarea = GfParmGetNum(car->_carHandle, SECT_AERODYNAMICS, PRM_FRNTAREA, (char*)NULL, 0.0);
cw = 0.625*cx*frontarea;
// Get PGAIN.
STEER_P_CONTROLLER_GAIN = GfParmGetNum(car->_carHandle, BERNIW_SECT_PRIV, BERNIW_ATT_STEERPGAIN, (char*)NULL, 0.02f);
STEER_P_CONTROLLER_MAX = GfParmGetNum(car->_carHandle, BERNIW_SECT_PRIV, BERNIW_ATT_STEERPGAIN_MAX, (char*)NULL, 0.1f);
//printf("PC: %f, %f\n", STEER_P_CONTROLLER_GAIN, STEER_P_CONTROLLER_MAX);
// Magic number for friction in pit lane, because the current code does not consider the pit surface.
// TODO: Consider the pit surface properties.
cgcorr_b = 0.46;
pf = new Pathfinder(track, car, situation);
currentsegid = destsegid = pf->getCurrentSegment(car);
currentseg = track->getSegmentPtr(currentsegid);
destseg = track->getSegmentPtr(destsegid);
currentpathsegid = currentsegid;
destpathsegid = destsegid;
dynpath = pf->getPath();
turnaround = 0.0;
tr_mode = 0;
accel = 1.0;
fuelchecked = false;
startmode = true;
trtime = 0.0;
derror = 0.0;
clutchtime = 0.0;
// DIST; MAXRELAX; MAXANGLE; ACCELINC; SPEEDSQRFACTOR; GCTIME; ACCELLIMIT; PATHERRFACTOR
double ba[6][8] = {
{1.2, 0.9, 25.0, 0.1, 1.2, 0.2, 1.0, 5.0},
{1.2, 0.9, 20.0, 0.1, 1.1, 0.5, 1.0, 5.0},
{1.2, 0.9, 15.0, 0.1, 1.0, 0.5, 1.0, 5.0},
{1.3, 0.9, 15.0, 0.02, 0.98, 0.5, 1.0, 5.0},
{1.6, 0.9, 15.0, 0.01, 0.95, 0.5, 1.0, 5.0},
{1.2, 0.9, 45.0, 0.1, 1.0, 0.5, 1.0, 1.0}
};
for (int i = 0; i < 6; i++) {
for (int j = 0; j < 8; j++) {
behaviour[i][j] = ba[i][j];
}
}
loadBehaviour(NORMAL);
// Init optimal trajectory.
pf->plan(this, currentsegid);
}