/*!
* \ingroup file
*/
Lib3dsBool
lib3ds_file_read(Lib3dsFile *file, FILE *f)
{
Lib3dsChunk c;
Lib3dsWord chunk;
if (!lib3ds_chunk_read_start(&c, 0, f)) {
return(LIB3DS_FALSE);
}
switch (c.chunk) {
case LIB3DS_MDATA:
{
lib3ds_chunk_read_reset(&c, f);
if (!mdata_read(file, f)) {
return(LIB3DS_FALSE);
}
}
break;
case LIB3DS_M3DMAGIC:
case LIB3DS_MLIBMAGIC:
case LIB3DS_CMAGIC:
{
while ((chunk=lib3ds_chunk_read_next(&c, f))!=0) {
switch (chunk) {
case LIB3DS_M3D_VERSION:
{
file->mesh_version=lib3ds_dword_read(f);
}
break;
case LIB3DS_MDATA:
{
lib3ds_chunk_read_reset(&c, f);
if (!mdata_read(file, f)) {
return(LIB3DS_FALSE);
}
}
break;
case LIB3DS_KFDATA:
{
lib3ds_chunk_read_reset(&c, f);
if (!kfdata_read(file, f)) {
return(LIB3DS_FALSE);
}
}
break;
default:
lib3ds_chunk_unknown(chunk);
}
}
}
break;
default:
lib3ds_chunk_unknown(c.chunk);
return(LIB3DS_FALSE);
}
lib3ds_chunk_read_end(&c, f);
return(LIB3DS_TRUE);
}
/*!
* Read 3ds file data into a Lib3dsFile object.
*
* \param file The Lib3dsFile object to be filled.
* \param io A Lib3dsIo object previously set up by the caller.
*
* \return LIB3DS_TRUE on success, LIB3DS_FALSE on failure.
*/
int
lib3ds_file_read(Lib3dsFile *file, Lib3dsIo *io) {
Lib3dsChunk c;
uint16_t chunk;
Lib3dsIoImpl *impl;
lib3ds_io_setup(io);
impl = (Lib3dsIoImpl*)io->impl;
if (setjmp(impl->jmpbuf) != 0) {
lib3ds_io_cleanup(io);
return FALSE;
}
lib3ds_chunk_read_start(&c, 0, io);
switch (c.chunk) {
case CHK_MDATA: {
lib3ds_chunk_read_reset(&c, io);
mdata_read(file, io);
break;
}
case CHK_M3DMAGIC:
case CHK_MLIBMAGIC:
case CHK_CMAGIC: {
while ((chunk = lib3ds_chunk_read_next(&c, io)) != 0) {
switch (chunk) {
case CHK_M3D_VERSION: {
file->mesh_version = lib3ds_io_read_dword(io);
break;
}
case CHK_MDATA: {
lib3ds_chunk_read_reset(&c, io);
mdata_read(file, io);
break;
}
case CHK_KFDATA: {
lib3ds_chunk_read_reset(&c, io);
kfdata_read(file, io);
break;
}
default:
lib3ds_chunk_unknown(chunk, io);
}
}
break;
}
default:
lib3ds_chunk_unknown(c.chunk, io);
return FALSE;
}
lib3ds_chunk_read_end(&c, io);
memset(impl->jmpbuf, 0, sizeof(impl->jmpbuf));
lib3ds_io_cleanup(io);
return TRUE;
}
