Intermediate files are divided by type based on functionality. File types are distinguished by their extension.
Currently, the following intermediate files are defined.
| Extension | Content | |
| Models | cmdl | Model data (CTR MoDeL data). Stores model information, including shapes, materials and bones. |
| Textures | ctex | Texture data (CTR TEXture data). Stores texture image information. |
| Animations | cskla | Skeletal animation data (CTR SKeLetal Animation data) Stores animation information that moves bone matrices. |
| cmata cmcla cmtpa cmtsa |
Material animation (CTR MATerial Animation data). | |
| Material color animation (CTR MATerial CoLor Animation data). | ||
| Texture pattern animation (CTR MATerial Texture Pattern Animation data). | ||
| Texture SRT animation (CTR MATerial Texture Srt Animation data). | ||
| cmdla | Model animation data (CTR MoDeL Animation data). Stores model, mesh Visibility animation. |
|
| Scenes | ccam | Camera data. (CTR CAMera data). Stores camera information. |
| clgt | Light data. (CTR LiGhT data). Stores light information. |
|
| cenv | Scene environment data. (CTR ENVironment data). | |
| Material Settings | csdr | Shader data. (CTR ShaDeR data). Not covered in this manual. The same data is below the <Shaders> element in the CMDL file. |
| clts | Lookup table set data. (CTR LookupTableSet data). Not covered in this manual. |
|
| cmat | The material data. (CTR MATerial data). Not covered in this manual. |
|
| Particles | cptl | Particle data. (CTR ParTicLe data). Not covered in this manual. |
| cact | Particle link data. (CTR ACTion data). Not covered in this manual. |
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