domCOLLADA* ColladaShapeLoader::readColladaFile(const String& path)
{
// Check if this file is already loaded into the database
domCOLLADA* root = sDAE.getRoot(path.c_str());
if (root)
return root;
// Load the Collada file into memory
FileObject fo;
if (!fo.readMemory(path))
{
daeErrorHandler::get()->handleError(avar("Could not read %s into memory", path.c_str()));
return NULL;
}
root = sDAE.openFromMemory(path.c_str(), (const char*)fo.buffer());
if (!root || !root->getLibrary_visual_scenes_array().getCount()) {
daeErrorHandler::get()->handleError(avar("Could not parse %s", path.c_str()));
return NULL;
}
// Fixup issues in the model
ColladaUtils::applyConditioners(root);
// Recursively load external DAE references
TSShapeLoader::updateProgress(TSShapeLoader::Load_ExternalRefs, "Loading external references...");
for (S32 iRef = 0; iRef < root->getDocument()->getReferencedDocuments().getCount(); iRef++) {
String refPath = (daeString)root->getDocument()->getReferencedDocuments()[iRef];
if (refPath.endsWith(".dae") && !readColladaFile(refPath))
daeErrorHandler::get()->handleError(avar("Failed to load external reference: %s", refPath.c_str()));
}
return root;
}
//-----------------------------------------------------------------------------
/// Get the root collada DOM element for the given DAE file
domCOLLADA* ColladaShapeLoader::getDomCOLLADA(const Torque::Path& path)
{
daeErrorHandler::setErrorHandler(&sErrorHandler);
TSShapeLoader::updateProgress(TSShapeLoader::Load_ReadFile, path.getFullFileName().c_str());
// Check if we can use the last loaded file
FileTime daeModifyTime;
if (Platform::getFileTimes(path.getFullPath(), NULL, &daeModifyTime))
{
if ((path == sLastPath) && (Platform::compareFileTimes(sLastModTime, daeModifyTime) >= 0))
return sDAE.getRoot(path.getFullPath().c_str());
}
sDAE.clear();
sDAE.setBaseURI("");
TSShapeLoader::updateProgress(TSShapeLoader::Load_ParseFile, "Parsing XML...");
domCOLLADA* root = readColladaFile(path.getFullPath());
if (!root)
{
TSShapeLoader::updateProgress(TSShapeLoader::Load_Complete, "Import failed");
sDAE.clear();
return NULL;
}
sLastPath = path;
sLastModTime = daeModifyTime;
return root;
}
