bool CModelConverter::ReadModel(const tstring& sFilename)
{
tstring sExtension;
size_t iFileLength = sFilename.length();
sExtension = sFilename.c_str()+iFileLength-4;
sExtension.tolower();
if (sExtension == ".obj")
return ReadOBJ(sFilename);
else if (sExtension == ".sia")
return ReadSIA(sFilename);
else if (sExtension == ".dae")
return ReadDAE(sFilename);
else
return ReadAssImp(sFilename);
}
sreLODModel *sreReadMultiDirectoryLODModelFromFile(const char *filename, const char *base_path,
int model_type, int load_flags) {
// Read vertex attribute and face information.
switch (model_type) {
case SRE_MODEL_FILE_TYPE_OBJ :
ResetSourceModelData();
ReadOBJ(filename);
break;
default :
ModelFileReadError("Model file format not supported");
break;
}
sreLODModel *m = sreNewLODModel();
InitializeModelFromFaceData(m);
AddFacesToModel(m);
FreeSourceModelData();
if (nu_attribute_vertices[SRE_ATTRIBUTE_NORMAL] == 0) {
// If no normals were specified in the file, calculate them.
m->CalculateNormals();
}
else
// Vertex normals are already set, calculate just triangle normals.
m->CalculateTriangleNormals();
// Because we duplicated every vertex when adding the triangles, there
// is likely to be potential for optimization, which is handled by
// this library function.
m->MergeIdenticalVertices();
printf("Loaded .obj file %s, %d vertices, %d triangles\n", filename,
m->nu_vertices, m->nu_triangles);
return m;
}
