# Chunked Formats # General Block format ```cpp struct Block { unsigned char block_id[4], uint32_t size, unsigned char data[size], } template struct Block { unsigned char block_id[4], uint32_t size, T data, } ``` # Block IDs | File ID | Chunk IDs | | ------- | ------------------------------------------------------------------------------ | | AMC | AMC, CMSH, QUAD | | CM3 | ANI, CM3, EVA, NAE, NAM, SCN | | DUM | DUM, INI | | EMI | EMI, LFVF, MAP, MAT, TRI | | SM3 | ANI, CAM, INI, LFVF, LUZ, MAP, MAT, MD3D, NAE, NAM, PORT, SCN, SM3, SPR3, SUEL | Read types: - `i`: 4-byte unsigned integer - `s`: 4-byte signed integer - `p`: length prefixed string - `f`: 4-byte float - `3f`: array of 3 4-byte floats - `3i`: array of 3 4-byte unsigned integers | Chunk ID | Description | Reads | | -------- | --------------------------- | ------------------------ | | AMC | Collision Data | | ANI | Animation data? | | CAM | Camera info? | | CMSH | Collision Mesh Data | | EVA | Vertex animation data | | DUM | Dummy (map object) data | | INI | INI-Configuration data | | LFVF | FVF Vertex Data | | LUZ | Lighting information | | MAP | Lightmap | | MAT | Material information | | NAE | Animation Data? | | NAM | Animation Data? | | PORT | Map portals | `i==1, i, i, 4, 4` | QUAD | Mesh data? | | SCN | Scene tree data | | SUEL | Ground Plane? | 0x18, 0xc, 4, 4, 4, 0x18 | TRI | Triangle Mesh | | MD3D | 3D Model definition | | EMI | Level geometry | # Format of Specific chunks ## INI Configuration Data ```cpp struct INI { uint32_t num_sections; struct { uint32_t num_lines; struct { uint32_t num_chars; char line[num_chars] } lines[num_lines]; } sections[num_sections]; }; ``` ## LFVF DirectX Flexible Vertex Format Data ```cpp struct Vertex { // fields according to flags float position[3]; // D3DFVF_XYZ | D3DFVF_XYZRHW | D3DFVF_XYZB* // float rhw; // unused even with D3DFVF_XYZRHW float weights[3]; // D3DFVF_XYZB* float normal[3]; // D3DFVF_NORMAL float point_size; // D3DFVF_PSIZE uint32_t diffuse; // D3DFVF_DIFFUSE, RGBA uint32_t specular; //D3DFVF_SPECULAR, RGBA float tex_coords[D3DFVF_TEXTUREFORMAT][D3DFVF_TEX]; // D3DFVF_TEX* and D3DFVF_TEXTUREFORMAT* }; struct LFVF { uint32_t version; uint32_t num_entries; struct { uint32_t FVF; // FVF vertex data configuration uint32_t vert_size; //?, uint32_t num_verts; Vertex vertices[num_vers]; } entry[num_entries]; }; ``` ## DUM Map object data ```cpp struct DUM { uint32_t unk_1; uint32_t num_dummies; uint32_t unk_2; struct { uint32_t name_length; char name[name_length]; float position[3]; float rotation[3]; uint32_t has_ini; if (has_ini) { Block ini; }; uint32_t unk_1; // has_next? } sections[num_sections]; }; ``` ## MAP ```cpp struct MAP { uint32_t version; uint32_t tex_name_len; char tex_name[tex_name_len]; // TODO: rest } ``` ## SCN - Tree structure ``` Escena: Models/Chars/Dtritus/Dtritus.M3D _raiz_escena -1 0 -1 c:(null) f:00000001 a:0000 DC_Root 0 1 -1 c:(null) f:00010090 a:0000 DC_Camera 1 93 -1 c:(null) f:00420090 a:0000 DC_Floor 2 94 -1 c:(null) f:00420090 a:0000 Bip Detritus MASTER 4 2 -1 c:(null) f:00200090 a:0000 Bip Detritus 5 3 -1 c:(null) f:00200190 a:0000 Bip Detritus Pelvis 7 4 -1 c:(null) f:00300190 a:0000 Bip Detritus Spine 8 5 -1 c:(null) f:00300190 a:0000 Bip Detritus Spine1 9 6 -1 c:(null) f:00300190 a:0000 Bip Detritus Spine2 10 7 -1 c:(null) f:00300190 a:0000 Bip Detritus Neck 11 8 -1 c:(null) f:00300190 a:0000 Bip Detritus Head 12 9 -1 c:MallaD3D f:00300110 a:0000 [skin] Bip Detritus Ponytail1 14 10 -1 c:(null) f:00300190 a:0000 Bip Detritus Ponytail11 15 11 -1 c:(null) f:00380190 a:0000 Bip Detritus Ponytail12 16 12 -1 c:(null) f:00380190 a:0000 Bip Detritus Ponytail2 18 13 -1 c:(null) f:00300190 a:0000 Bip Detritus Ponytail21 19 14 -1 c:(null) f:00300190 a:0000 BipBone Detritus MechonDer_01 23 15 -1 c:(null) f:00300190 a:0000 BipBone Detritus MechonDer_02 24 16 -1 c:(null) f:00380190 a:0000 BipBone Detritus MechonDer_03 25 17 -1 c:(null) f:00380190 a:0000 BipBone Detritus MechonIzq_01 27 18 -1 c:(null) f:00300190 a:0000 BipBone Detritus MechonIzq_02 28 19 -1 c:(null) f:00380190 a:0000 BipBone Detritus MechonIzq_03 29 20 -1 c:(null) f:00380190 a:0000 R_Detritus_Cabeza-Cara&Pelo 37 21 -1 c:MallaD3D f:00000010 a:0000 [skin] R_Detritus_Cabeza-Mechones 38 22 -1 c:MallaD3D f:00000010 a:FF7F [skin] R_Detritus_Cabeza-Ceja_Izq 39 23 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Cabeza-Ceja_Der 40 24 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Cabeza-Ojo_Izq 41 25 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Cabeza-Ojo_Der 42 26 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Cabeza-OjoParpado_Der 43 27 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Cabeza-OjoParpado_Izq 44 28 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Cabeza-PeloMechones 45 29 -1 c:MallaD3D f:00000070 a:FF7F [skin] Bip Detritus L Clavicle 54 30 -1 c:(null) f:00200190 a:0000 Bip Detritus L UpperArm 55 31 -1 c:(null) f:00300190 a:0000 Bip Detritus L Forearm 56 32 -1 c:(null) f:00300190 a:0000 Bip Detritus L Hand 57 33 -1 c:MallaD3D f:00300110 a:0000 [skin] Bip Detritus L Finger0 58 34 -1 c:(null) f:00300190 a:0000 Bip Detritus L Finger01 59 35 -1 c:(null) f:00300190 a:0000 Bip Detritus L Finger1 61 36 -1 c:(null) f:00300190 a:0000 Bip Detritus L Finger11 62 37 -1 c:(null) f:00300190 a:0000 Bip Detritus L Finger2 64 38 -1 c:(null) f:00300190 a:0000 Bip Detritus L Finger21 65 39 -1 c:(null) f:00300190 a:0000 Bip Detritus L Finger3 67 40 -1 c:(null) f:00300190 a:0000 Bip Detritus L Finger31 68 41 -1 c:(null) f:00300190 a:0000 R_Detritus_Antebrazo_Izq 71 42 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Codo_Izq 72 43 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Antebrazo-Doblez_Izq 73 44 -1 c:MallaD3D f:00000010 a:FF7F [skin] R_Detritus_Brazo-CilindroB-Eje_Izq 75 45 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Brazo-CilindroB_Izq 76 46 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Brazo_Izq 77 47 -1 c:MallaD3D f:00000010 a:0000 [skin] R_Detritus_Brazo-CilindroA_Izq 79 48 -1 c:MallaD3D f:00000010 a:0000 Bip Detritus R Clavicle 80 49 -1 c:(null) f:00200190 a:0000 Bip Detritus R UpperArm 81 50 -1 c:(null) f:00300190 a:0000 Bip Detritus R Forearm 82 51 -1 c:(null) f:00300190 a:0000 Bip Detritus R Hand 83 52 -1 c:MallaD3D f:00300110 a:0000 [skin] Bip Detritus R Finger0 84 53 -1 c:(null) f:00300190 a:0000 Bip Detritus R Finger01 85 54 -1 c:(null) f:00300190 a:0000 Bip Detritus R Finger1 87 55 -1 c:(null) f:00300190 a:0000 Bip Detritus R Finger11 88 56 -1 c:(null) f:00300190 a:0000 Bip Detritus R Finger2 90 57 -1 c:(null) f:00300190 a:0000 Bip Detritus R Finger21 91 58 -1 c:(null) f:00300190 a:0000 Bip Detritus R Finger3 93 59 -1 c:(null) f:00300190 a:0000 Bip Detritus R Finger31 94 60 -1 c:(null) f:00300190 a:0000 R_Detritus_Antebrazo_Der 97 61 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Codo_Der 98 62 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Antebrazo-Doblez_Der 99 63 -1 c:MallaD3D f:00000010 a:FF7F [skin] R_Detritus_Brazo-CilindroB-Eje_Der 100 64 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Brazo-CilindroB_Der 102 65 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Brazo_Der 103 66 -1 c:MallaD3D f:00000010 a:0000 [skin] R_Detritus_Brazo-CilindroA_Der 105 67 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Tronco 106 68 -1 c:MallaD3D f:00000010 a:FF7F [skin] Bip Detritus L Thigh 107 69 -1 c:(null) f:00300190 a:0000 Bip Detritus L Calf 108 70 -1 c:(null) f:00300190 a:0000 Bip Detritus L Foot 109 71 -1 c:(null) f:00300190 a:0000 Bip Detritus L Toe0 110 72 -1 c:(null) f:00300190 a:0000 R_Detritus_Espinilla_Izq 112 73 -1 c:MallaD3D f:00000010 a:0000 [skin] R_Detritus_Rodilla_Izq 113 74 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Pierna-CilindroB_Izq 114 75 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Espinilla-CilindroA_Izq 116 76 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Talon_Izq 118 77 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Espinilla-CilindroB_Izq 119 78 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Pierna_Izq 121 79 -1 c:MallaD3D f:00000010 a:0000 [skin] R_Detritus_Pierna-CilindroA_Izq 122 80 -1 c:MallaD3D f:00000010 a:0000 Bip Detritus R Thigh 124 81 -1 c:(null) f:00300190 a:0000 Bip Detritus R Calf 125 82 -1 c:(null) f:00300190 a:0000 Bip Detritus R Foot 126 83 -1 c:(null) f:00300190 a:0000 Bip Detritus R Toe0 127 84 -1 c:(null) f:00300190 a:0000 R_Detritus_Talon_Der 129 85 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Espinilla-CilindroB_Der 130 86 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Espinilla_Der 132 87 -1 c:MallaD3D f:00000010 a:0000 [skin] R_Detritus_Rodilla_Der 133 88 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Pierna-CilindroB_Der 135 89 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Espinilla-CilindroA_Der 136 90 -1 c:MallaD3D f:00000010 a:0000 R_Detritus_Pierna_Der 138 91 -1 c:MallaD3D f:00000010 a:0000 [skin] R_Detritus_Pierna-CilindroA_Der 139 92 -1 c:MallaD3D f:00000010 a:0000 ```