bool GfTrack::load() const
{
// Check if the track loader is ready.
ITrackLoader* piTrackLoader = GfTracks::self()->getTrackLoader();
if (!piTrackLoader)
{
GfLogError("Track loader not yet initialized ; failed to load any track\n");
return false;
}
// Load track data from the XML file.
tTrack* pTrack = piTrackLoader->load(_strDescFile.c_str());
if (!pTrack)
{
GfLogWarning("Unusable track %s : failed to build track data from %s\n",
_strId.c_str(), _strDescFile.c_str());
return false;
}
// Check if the track 3D model file exists.
std::ostringstream ossFileName;
ossFileName << "tracks/" << _strCatId << '/' << _strId << '/'
<< (pTrack->graphic.model3d ? pTrack->graphic.model3d : "track.ac");
if (!GfFileExists(ossFileName.str().c_str()))
{
GfLogWarning("Unusable track %s : could not find 3D model %s\n",
_strId.c_str(), ossFileName.str().c_str());
return false;
}
// All right now : let's read last needed infos.
_strName = pTrack->name;
_strDesc = pTrack->descr;
_strAuthors = pTrack->authors;
_fLength = pTrack->length;
_fWidth = pTrack->width;
_nMaxPitSlots = pTrack->pits.nMaxPits;
// Unload track data.
piTrackLoader->unload();
// Now, the track seems usable (hm ... OK, we didn't check the 3D file contents ...).
_bUsable = true;
return true;
}
void Application::generate()
{
const char *extName;
FILE *outfd = NULL;
// Get the trackgen paramaters.
sprintf(buf, "%s", CFG_FILE);
CfgHandle = GfParmReadFile(buf, GFPARM_RMODE_STD | GFPARM_RMODE_CREAT);
// Load and initialize the track loader module.
GfLogInfo("Loading Track Loader ...\n");
std::ostringstream ossModLibName;
ossModLibName << GfLibDir() << "modules/track/" << "track" << '.' << DLLEXT;
GfModule* pmodTrkLoader = GfModule::load(ossModLibName.str());
// Check that it implements ITrackLoader.
ITrackLoader* PiTrackLoader = 0;
if (pmodTrkLoader)
PiTrackLoader = pmodTrkLoader->getInterface<ITrackLoader>();
if (!PiTrackLoader)
return;
// This is the track definition.
sprintf(trackdef, "%stracks/%s/%s/%s.xml", GfDataDir(), TrackCategory, TrackName, TrackName);
TrackHandle = GfParmReadFile(trackdef, GFPARM_RMODE_STD);
if (!TrackHandle) {
fprintf(stderr, "Cannot find %s\n", trackdef);
::exit(1);
}
// Build the track structure with graphic extensions.
Track = PiTrackLoader->load(trackdef, true);
if (!JustCalculate) {
// Get the output file radix.
sprintf(buf2, "%stracks/%s/%s/%s", GfDataDir(), Track->category, Track->internalname, Track->internalname);
OutputFileName = strdup(buf2);
// Number of groups for the complete track.
if (TrackOnly) {
sprintf(buf2, "%s.ac", OutputFileName);
// Track.
outfd = Ac3dOpen(buf2, 1);
} else if (MergeAll) {
sprintf(buf2, "%s.ac", OutputFileName);
// track + terrain + objects.
outfd = Ac3dOpen(buf2, 2 + GetObjectsNb(TrackHandle));
}
// Main Track.
if (Bump) {
extName = "trk-bump";
} else {
extName = "trk";
}
sprintf(buf2, "%s-%s.ac", OutputFileName, extName);
OutTrackName = strdup(buf2);
}
if (JustCalculate){
CalculateTrack(Track, TrackHandle, Bump);
return;
}
GenerateTrack(Track, TrackHandle, OutTrackName, outfd, Bump);
if (TrackOnly) {
return;
}
// Terrain.
if (MergeTerrain && !MergeAll) {
sprintf(buf2, "%s.ac", OutputFileName);
/* terrain + objects */
outfd = Ac3dOpen(buf2, 1 + GetObjectsNb(TrackHandle));
}
extName = "msh";
sprintf(buf2, "%s-%s.ac", OutputFileName, extName);
OutMeshName = strdup(buf2);
GenerateTerrain(Track, TrackHandle, OutMeshName, outfd, DoSaveElevation);
if (DoSaveElevation != -1) {
if (outfd) {
Ac3dClose(outfd);
}
switch (DoSaveElevation) {
case 0:
case 1:
sprintf(buf2, "%s.ac", OutputFileName);
sprintf(buf, "%s-elv.png", OutputFileName);
SaveElevation(Track, TrackHandle, buf, buf2, 1);
if (DoSaveElevation) {
break;
}
case 2:
sprintf(buf, "%s-elv2.png", OutputFileName);
SaveElevation(Track, TrackHandle, buf, OutMeshName, 1);
if (DoSaveElevation) {
break;
}
case 3:
sprintf(buf, "%s-elv3.png", OutputFileName);
SaveElevation(Track, TrackHandle, buf, OutMeshName, 0);
if (DoSaveElevation) {
break;
}
case 4:
sprintf(buf, "%s-elv4.png", OutputFileName);
SaveElevation(Track, TrackHandle, buf, OutTrackName, 2);
break;
}
return;
}
GenerateObjects(Track, TrackHandle, CfgHandle, outfd, OutMeshName);
}
