2023-02-04 13:56:18 +00:00
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# Chunked Formats
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# General Block format
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```cpp
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struct Block {
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unsigned char block_id[4],
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uint32_t size,
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unsigned char data[size],
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}
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template<typename T>
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struct Block {
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unsigned char block_id[4],
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uint32_t size,
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T data,
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}
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```
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# Block IDs
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2023-05-07 20:58:19 +00:00
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| File ID | Chunk IDs |
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| ------- | ------------------------------------------------------------------------------ |
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| AMC | AMC, CMSH, QUAD |
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| CM3 | ANI, CM3, EVA, NAE, NAM, SCN |
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| DUM | DUM, INI |
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| EMI | EMI, LFVF, MAP, MAT, TRI |
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| SM3 | ANI, CAM, INI, LFVF, LUZ, MAP, MAT, MD3D, NAE, NAM, PORT, SCN, SM3, SPR3, SUEL |
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2023-02-04 13:56:18 +00:00
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Read types:
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- `i`: 4-byte unsigned integer
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- `s`: 4-byte signed integer
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- `p`: length prefixed string
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- `f`: 4-byte float
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- `3f`: array of 3 4-byte floats
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- `3i`: array of 3 4-byte unsigned integers
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2023-05-07 20:58:19 +00:00
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| Chunk ID | Description | Reads |
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| -------- | --------------------------- | ------------------------ |
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| AMC | Collision Data |
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| ANI | Animation data? |
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| CAM | Camera info? |
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| CMSH | Collision Mesh Data |
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| EVA | Vertex animation data |
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| DUM | Dummy (map object) data |
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| INI | INI-Configuration data |
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| LFVF | FVF Vertex Data |
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| LUZ | Lighting information |
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| MAP | Lightmap |
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| MAT | Material information |
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| NAE | Animation Data? |
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| NAM | Animation Data? |
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| PORT | Map portals | `i==1, i, i, 4, 4`
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| QUAD | Mesh data? |
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| SCN | Scene tree data |
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| SUEL | Ground Plane? | 0x18, 0xc, 4, 4, 4, 0x18
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| TRI | Triangle Mesh |
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| MD3D | 3D Model definition |
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| EMI | Level geometry |
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2023-02-04 13:56:18 +00:00
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# Format of Specific chunks
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## INI
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Configuration Data
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```cpp
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struct INI {
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uint32_t num_sections;
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struct {
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uint32_t num_lines;
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struct {
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uint32_t num_chars;
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char line[num_chars]
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} lines[num_lines];
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} sections[num_sections];
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};
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```
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## LFVF
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DirectX Flexible Vertex Format Data
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```cpp
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struct Vertex { // fields according to flags
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float position[3]; // D3DFVF_XYZ | D3DFVF_XYZRHW | D3DFVF_XYZB*
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// float rhw; // unused even with D3DFVF_XYZRHW
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2023-02-04 13:56:18 +00:00
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float weights[3]; // D3DFVF_XYZB*
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float normal[3]; // D3DFVF_NORMAL
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float point_size; // D3DFVF_PSIZE
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uint32_t diffuse; // D3DFVF_DIFFUSE, RGBA
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uint32_t specular; //D3DFVF_SPECULAR, RGBA
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float tex_coords[D3DFVF_TEXTUREFORMAT][D3DFVF_TEX]; // D3DFVF_TEX* and D3DFVF_TEXTUREFORMAT*
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};
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struct LFVF {
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2023-05-07 20:58:19 +00:00
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uint32_t version;
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2023-02-04 13:56:18 +00:00
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uint32_t num_entries;
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struct {
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uint32_t FVF; // FVF vertex data configuration
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uint32_t vert_size; //?,
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uint32_t num_verts;
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Vertex vertices[num_vers];
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} entry[num_entries];
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};
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```
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## DUM
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Map object data
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```cpp
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struct DUM {
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uint32_t unk_1;
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uint32_t num_dummies;
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uint32_t unk_2;
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struct {
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uint32_t name_length;
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char name[name_length];
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float position[3];
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float rotation[3];
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uint32_t has_ini;
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if (has_ini) {
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Block<INI> ini;
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};
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uint32_t unk_1; // has_next?
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} sections[num_sections];
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};
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```
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## MAP
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```cpp
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struct MAP {
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uint32_t version;
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uint32_t tex_name_len;
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char tex_name[tex_name_len];
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// TODO: rest
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}
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2023-05-07 20:58:19 +00:00
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```
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## SCN
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- Tree structure
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```
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Escena: Models/Chars/Dtritus/Dtritus.M3D
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_raiz_escena -1 0 -1 c:(null) f:00000001 a:0000
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DC_Root 0 1 -1 c:(null) f:00010090 a:0000
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DC_Camera 1 93 -1 c:(null) f:00420090 a:0000
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DC_Floor 2 94 -1 c:(null) f:00420090 a:0000
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Bip Detritus MASTER 4 2 -1 c:(null) f:00200090 a:0000
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Bip Detritus 5 3 -1 c:(null) f:00200190 a:0000
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Bip Detritus Pelvis 7 4 -1 c:(null) f:00300190 a:0000
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Bip Detritus Spine 8 5 -1 c:(null) f:00300190 a:0000
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Bip Detritus Spine1 9 6 -1 c:(null) f:00300190 a:0000
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Bip Detritus Spine2 10 7 -1 c:(null) f:00300190 a:0000
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Bip Detritus Neck 11 8 -1 c:(null) f:00300190 a:0000
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Bip Detritus Head 12 9 -1 c:MallaD3D f:00300110 a:0000 [skin]
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Bip Detritus Ponytail1 14 10 -1 c:(null) f:00300190 a:0000
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Bip Detritus Ponytail11 15 11 -1 c:(null) f:00380190 a:0000
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Bip Detritus Ponytail12 16 12 -1 c:(null) f:00380190 a:0000
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Bip Detritus Ponytail2 18 13 -1 c:(null) f:00300190 a:0000
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Bip Detritus Ponytail21 19 14 -1 c:(null) f:00300190 a:0000
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BipBone Detritus MechonDer_01 23 15 -1 c:(null) f:00300190 a:0000
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BipBone Detritus MechonDer_02 24 16 -1 c:(null) f:00380190 a:0000
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BipBone Detritus MechonDer_03 25 17 -1 c:(null) f:00380190 a:0000
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BipBone Detritus MechonIzq_01 27 18 -1 c:(null) f:00300190 a:0000
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BipBone Detritus MechonIzq_02 28 19 -1 c:(null) f:00380190 a:0000
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BipBone Detritus MechonIzq_03 29 20 -1 c:(null) f:00380190 a:0000
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R_Detritus_Cabeza-Cara&Pelo 37 21 -1 c:MallaD3D f:00000010 a:0000 [skin]
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R_Detritus_Cabeza-Mechones 38 22 -1 c:MallaD3D f:00000010 a:FF7F [skin]
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R_Detritus_Cabeza-Ceja_Izq 39 23 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Cabeza-Ceja_Der 40 24 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Cabeza-Ojo_Izq 41 25 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Cabeza-Ojo_Der 42 26 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Cabeza-OjoParpado_Der 43 27 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Cabeza-OjoParpado_Izq 44 28 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Cabeza-PeloMechones 45 29 -1 c:MallaD3D f:00000070 a:FF7F [skin]
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Bip Detritus L Clavicle 54 30 -1 c:(null) f:00200190 a:0000
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Bip Detritus L UpperArm 55 31 -1 c:(null) f:00300190 a:0000
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Bip Detritus L Forearm 56 32 -1 c:(null) f:00300190 a:0000
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Bip Detritus L Hand 57 33 -1 c:MallaD3D f:00300110 a:0000 [skin]
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Bip Detritus L Finger0 58 34 -1 c:(null) f:00300190 a:0000
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Bip Detritus L Finger01 59 35 -1 c:(null) f:00300190 a:0000
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Bip Detritus L Finger1 61 36 -1 c:(null) f:00300190 a:0000
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Bip Detritus L Finger11 62 37 -1 c:(null) f:00300190 a:0000
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Bip Detritus L Finger2 64 38 -1 c:(null) f:00300190 a:0000
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Bip Detritus L Finger21 65 39 -1 c:(null) f:00300190 a:0000
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Bip Detritus L Finger3 67 40 -1 c:(null) f:00300190 a:0000
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Bip Detritus L Finger31 68 41 -1 c:(null) f:00300190 a:0000
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R_Detritus_Antebrazo_Izq 71 42 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Codo_Izq 72 43 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Antebrazo-Doblez_Izq 73 44 -1 c:MallaD3D f:00000010 a:FF7F [skin]
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R_Detritus_Brazo-CilindroB-Eje_Izq 75 45 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Brazo-CilindroB_Izq 76 46 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Brazo_Izq 77 47 -1 c:MallaD3D f:00000010 a:0000 [skin]
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R_Detritus_Brazo-CilindroA_Izq 79 48 -1 c:MallaD3D f:00000010 a:0000
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Bip Detritus R Clavicle 80 49 -1 c:(null) f:00200190 a:0000
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Bip Detritus R UpperArm 81 50 -1 c:(null) f:00300190 a:0000
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Bip Detritus R Forearm 82 51 -1 c:(null) f:00300190 a:0000
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Bip Detritus R Hand 83 52 -1 c:MallaD3D f:00300110 a:0000 [skin]
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Bip Detritus R Finger0 84 53 -1 c:(null) f:00300190 a:0000
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Bip Detritus R Finger01 85 54 -1 c:(null) f:00300190 a:0000
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Bip Detritus R Finger1 87 55 -1 c:(null) f:00300190 a:0000
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Bip Detritus R Finger11 88 56 -1 c:(null) f:00300190 a:0000
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Bip Detritus R Finger2 90 57 -1 c:(null) f:00300190 a:0000
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Bip Detritus R Finger21 91 58 -1 c:(null) f:00300190 a:0000
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Bip Detritus R Finger3 93 59 -1 c:(null) f:00300190 a:0000
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Bip Detritus R Finger31 94 60 -1 c:(null) f:00300190 a:0000
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R_Detritus_Antebrazo_Der 97 61 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Codo_Der 98 62 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Antebrazo-Doblez_Der 99 63 -1 c:MallaD3D f:00000010 a:FF7F [skin]
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R_Detritus_Brazo-CilindroB-Eje_Der 100 64 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Brazo-CilindroB_Der 102 65 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Brazo_Der 103 66 -1 c:MallaD3D f:00000010 a:0000 [skin]
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R_Detritus_Brazo-CilindroA_Der 105 67 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Tronco 106 68 -1 c:MallaD3D f:00000010 a:FF7F [skin]
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Bip Detritus L Thigh 107 69 -1 c:(null) f:00300190 a:0000
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Bip Detritus L Calf 108 70 -1 c:(null) f:00300190 a:0000
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Bip Detritus L Foot 109 71 -1 c:(null) f:00300190 a:0000
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Bip Detritus L Toe0 110 72 -1 c:(null) f:00300190 a:0000
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R_Detritus_Espinilla_Izq 112 73 -1 c:MallaD3D f:00000010 a:0000 [skin]
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R_Detritus_Rodilla_Izq 113 74 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Pierna-CilindroB_Izq 114 75 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Espinilla-CilindroA_Izq 116 76 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Talon_Izq 118 77 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Espinilla-CilindroB_Izq 119 78 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Pierna_Izq 121 79 -1 c:MallaD3D f:00000010 a:0000 [skin]
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R_Detritus_Pierna-CilindroA_Izq 122 80 -1 c:MallaD3D f:00000010 a:0000
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Bip Detritus R Thigh 124 81 -1 c:(null) f:00300190 a:0000
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Bip Detritus R Calf 125 82 -1 c:(null) f:00300190 a:0000
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Bip Detritus R Foot 126 83 -1 c:(null) f:00300190 a:0000
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Bip Detritus R Toe0 127 84 -1 c:(null) f:00300190 a:0000
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R_Detritus_Talon_Der 129 85 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Espinilla-CilindroB_Der 130 86 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Espinilla_Der 132 87 -1 c:MallaD3D f:00000010 a:0000 [skin]
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R_Detritus_Rodilla_Der 133 88 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Pierna-CilindroB_Der 135 89 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Espinilla-CilindroA_Der 136 90 -1 c:MallaD3D f:00000010 a:0000
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R_Detritus_Pierna_Der 138 91 -1 c:MallaD3D f:00000010 a:0000 [skin]
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R_Detritus_Pierna-CilindroA_Der 139 92 -1 c:MallaD3D f:00000010 a:0000
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2023-02-04 13:56:18 +00:00
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```
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