C++ (Cpp) lib3ds_io_seek Examples

Example #1

File: lib3ds_chunk.c Project: 151706061/OpenSceneGraph

void
lib3ds_chunk_write_end(Lib3dsChunk *c, Lib3dsIo *io) {
    assert(c);
    c->size = lib3ds_io_tell(io) - c->cur;
    lib3ds_io_seek(io, c->cur + 2, LIB3DS_SEEK_SET);
    lib3ds_io_write_dword(io, c->size);
    c->cur += c->size;
    lib3ds_io_seek(io, c->cur, LIB3DS_SEEK_SET);
}

Example #2

File: chunk.c Project: Michael-Lfx/OpenGL-ES-3.0-Cookbook

/*!
 * \ingroup chunk
 */
Lib3dsBool
lib3ds_chunk_write_end(Lib3dsChunk *c, Lib3dsIo *io)
{
  ASSERT(c);
  c->size=lib3ds_io_tell(io) - c->cur;
  lib3ds_io_seek(io, c->cur+2, LIB3DS_SEEK_SET);
  if (!lib3ds_io_write_dword(io, c->size)) {
    LIB3DS_ERROR_LOG;
    return(LIB3DS_FALSE);
  }

  c->cur+=c->size;
  lib3ds_io_seek(io, c->cur, LIB3DS_SEEK_SET);
  if (lib3ds_io_error(io)) {
    LIB3DS_ERROR_LOG;
    return(LIB3DS_FALSE);
  }
  return(LIB3DS_TRUE);
}

Example #3

File: chunk.c Project: Michael-Lfx/OpenGL-ES-3.0-Cookbook

/*!
 * \ingroup chunk
 */
Lib3dsWord
lib3ds_chunk_read_next(Lib3dsChunk *c, Lib3dsIo *io)
{
  Lib3dsChunk d;

  if (c->cur>=c->end) {
    ASSERT(c->cur==c->end);
    return(0);
  }

  lib3ds_io_seek(io, (long)c->cur, LIB3DS_SEEK_SET);
  d.chunk=lib3ds_io_read_word(io);
  d.size=lib3ds_io_read_dword(io);
  lib3ds_chunk_debug_dump(&d);
  c->cur+=d.size;
  return(d.chunk);
}

Example #4

File: lib3ds_chunk.c Project: 151706061/OpenSceneGraph

uint16_t
lib3ds_chunk_read_next(Lib3dsChunk *c, Lib3dsIo *io) {
    Lib3dsChunk d;

    if (c->cur >= c->end) {
        assert(c->cur == c->end);
        return 0;
    }

    lib3ds_io_seek(io, (long)c->cur, LIB3DS_SEEK_SET);
    d.chunk = lib3ds_io_read_word(io);
    d.size = lib3ds_io_read_dword(io);
    c->cur += d.size;

    if (io->log_func) {
        lib3ds_io_log(io, LIB3DS_LOG_INFO, "%s (0x%X) size=%lu", lib3ds_chunk_name(d.chunk), d.chunk, d.size);
    }

    return d.chunk;
}

Example #5

File: chunk.c Project: Michael-Lfx/OpenGL-ES-3.0-Cookbook

/*!
 * \ingroup chunk
 */
void
lib3ds_chunk_read_end(Lib3dsChunk *c, Lib3dsIo *io)
{
  lib3ds_chunk_debug_leave(c);
  lib3ds_io_seek(io, c->end, LIB3DS_SEEK_SET);
}

Example #6

File: chunk.c Project: Michael-Lfx/OpenGL-ES-3.0-Cookbook

/*!
 * \ingroup chunk
 */
void
lib3ds_chunk_read_reset(Lib3dsChunk *c, Lib3dsIo *io)
{
  lib3ds_io_seek(io, -6, LIB3DS_SEEK_CUR);
}

Example #7

File: lib3ds_chunk.c Project: 151706061/OpenSceneGraph

void
lib3ds_chunk_read_end(Lib3dsChunk *c, Lib3dsIo *io) {
    ((Lib3dsIoImpl*)io->impl)->log_indent--;
    lib3ds_io_seek(io, c->end, LIB3DS_SEEK_SET);
}