# 3. Parse NCCH header (offset 0x0) exefs_offset = read_u32(data, 0x1A0) romfs_offset = read_u32(data, 0x1B0) exefs_size = read_u32(data, 0x1A4) romfs_size = read_u32(data, 0x1B4)
A 3DS file, on the other hand, is a more general term that refers to a Nintendo 3DS game cartridge or a digital distribution package. These files contain the game's data, including graphics, soundtracks, and executable code, in a format that can be read by the 3DS console. 3DS files can be obtained through various means, including purchasing games from the Nintendo eShop or extracting them from game cartridges.
The converter must calculate how to connect adjacent points into triangles. This requires heavy CPU/GPU resources. A poor converter will produce holes, noise, or a file that crashes 3ds Max.
: A .cxi file represents a single NCCH partition (typically the executable code and data), whereas a .3ds file is a container that can hold multiple partitions (like manual and update data). Converting CXI to 3DS essentially creates a "bare-bones" cartridge image.
You cannot simply "rename" a .cxi file to .3ds. The conversion process involves a complex computational step called (or Triangulation).
