Data Structures

Here are the data structures with brief descriptions:

C__jo_node	Node struct
C__jo_size	Size struct
C__jo_voxel_computation_cache	Voxel computation cache (internal engine usage)
Cjo_2d_object_attributes	Object for 2D manipulation (storyboard) using fixed number
Cjo_3d_animation	Animation of a skeleton (the same layout as the file: 28 bytes)
Cjo_3d_bone	Bone of a rigid skeleton (the same layout as the file: 32 bytes)
Cjo_3d_material	Material of a model (the same layout as the file: 32 bytes)
Cjo_3d_mesh	Mesh structure
Cjo_3d_model	3D model loaded from a JOM file
Cjo_3d_model_group	Group of a model: OBJ o or g (the same layout as the file: 24 bytes)
Cjo_3d_object_attributes	Object for 3D manipulation (storyboard) using fixed number
Cjo_3d_part	Points of a mesh transformed by their own matrix (see __jo_3d_draw_parts())
Cjo_3d_polygon	Polygon (quadrilateral, a triangle repeats the last vertex)
Cjo_3d_polygon_attribute	Polygon attribute
Cjo_3d_polygon_data	Polygon data (3D model)
Cjo_3d_polygon_range	Range of polygons of a mesh (see jo_3d_mesh_draw_ranges())
Cjo_3d_pose	Pose of a skeleton: the angles of the bones (see jo_3d_model_get_pose() and jo_3d_model_draw_pose())
Cjo_3d_quad	Quadrilateral shape structure
Cjo_3d_ray_plane	Plane of a polygon for the rays (see jo_3d_mesh_create_ray_planes()): the normal and its distance, without the vertices (the models are in the slow work RAM)
Cjo_3d_rect	A rectangle of the screen (pixels, the edges are in it)
Cjo_animation	Object animation definition
Cjo_backup	Backup File struct
Cjo_camera	Camera structure
C[union].__unnamed0__
C[union].__unnamed1__
Cjo_datetime	DateTime struct
Cjo_effect_def	Definition of an effect (shared by the effects of the same kind)
Cjo_file	File definition
Cjo_font
Cjo_homing_laser	Homing laser effect definition
Cjo_IEEE754	Float IEEE 754 format
C[struct].field
Cjo_img	15 bits image struct
Cjo_img_8bits	8 bits image struct
Cjo_level_cell_record	Cells: record (40 bytes)
Cjo_level_decl_record	Decals: record (16 bytes)
Cjo_level_directory_entry	Directory entry (one per section, after the file header) (24 bytes)
Cjo_level_enti_record	Entities: record (44 bytes)
Cjo_level_file_header	File header (16 bytes)
Cjo_level_info_header	Level: header (8 bytes)
Cjo_level_inst_record	Instances: record (24 bytes)
Cjo_level_link_record	Links: record (12 bytes)
Cjo_level_mbox_record	Collision boxes: record (8 bytes)
Cjo_level_modl_record	Models: record (20 bytes)
Cjo_level_plnt_record	Plants: record (20 bytes)
Cjo_level_prop_record	Properties: record (12 bytes)
Cjo_level_prtl_record	Portals: record (52 bytes)
Cjo_level_terr_header	Terrain: header (28 bytes)
Cjo_level_weap_record	Weapons: record (76 bytes)
Cjo_list	List struct
Cjo_list_data	Node data (4 bytes)
C[struct].coord
Cjo_matrix	4x4 MATRIX for 3D computation using fixed number
C[struct].__unnamed0__
Cjo_matrixf	4x4 MATRIX for 3D computation using floating numbers
C[struct].__unnamed0__
Cjo_mode7	Mode7 struct
Cjo_mode7_computation_cache	Mode7 internal computation cache struct
Cjo_palette	Palette contents struct
Cjo_peripheral	Digital peripheral data (gamepad)
Cjo_peripheral_analog	Analog peripheral data (racing wheel, mission stick, 3D pad)
Cjo_peripheral_keyboard	Keyboard data
Cjo_peripheral_pointer	Pointing peripheral data (mouse)
Cjo_picture_definition	Picture definition
Cjo_pos2D	2D position
Cjo_pos2D_fixed	2D position using fixed number
Cjo_pos3D	3D position
Cjo_pos3D_fixed	3D position using fixed numbers
Cjo_pos3Df	3D position using floating numbers
Cjo_raw_img	Raw image struct
Cjo_rot3D	3D rotation angles
Cjo_rot3Df	3D rotation angles
Cjo_sidescroller_physics_params
Cjo_smpc_status	SMPC status (Internal usage)
Cjo_software_renderer_gfx	This is the main struct that handle everything for drawing
Cjo_software_renderer_triangle	Triangle definition
Cjo_software_renderer_vertex	Vertex
Cjo_sound
Cjo_sprite_anim	Internal animation struct
Cjo_sprite_attributes	Sprite attributes
Cjo_storyboard	Storyboard definition
Cjo_storyboard_object_cache	Internal object cache
Cjo_texture_definition	Texture definition
Cjo_tile	Struct of one tile (pos and size)
Cjo_vdp1_command	VDP1 command (32 bytes)
Cjo_vdp1_sprite_attribute	Sprite attribute
Cjo_vdp1_sprite_position	Sprite position (internal usage)
Cjo_vdp1_window	3D window (internal usage)
Cjo_vector	Vector for 3D computation using integer
Cjo_vector2_fixed	Vector for 2D computation using fixed number
Cjo_vector4_fixed	Vector4 for 3D computation using fixed number
Cjo_vector_fixed	Vector for 3D computation using fixed number
Cjo_vectorf	Vector for 3D computation using floating numbers
Cjo_voxel	Voxel main definition
Cjo_voxel_camera	Voxel camera definition