Difference between revisions of "PTCL (File Format)"
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OatmealDome (talk | contribs) (document GTRF and GTNT sections) |
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== GRTF section == | == GRTF section == | ||
| − | GRTF stands for '''Graphics Res Texture File'''. | + | GRTF stands for '''Graphics Res Texture File'''. |
| + | |||
| + | {| class="wikitable" | ||
| + | |- | ||
| + | ! Offset !! Type !! Description | ||
| + | |- | ||
| + | | 0x0 || String || "GRTF" (<code>0x47525446</code>) magic number | ||
| + | |- | ||
| + | | 0x4 || UInt32 || File size? | ||
| + | |- | ||
| + | | 0x8 || UInt32 || Offset to GTNT sub-section | ||
| + | |- | ||
| + | | 0xC || UInt32 || Unknown | ||
| + | |- | ||
| + | | 0x10 || UInt32 || Always <code>0xFFFFFFFF</code> | ||
| + | |- | ||
| + | | 0x14 || UInt32 || Offset to BNTX file | ||
| + | |} | ||
| + | |||
| + | === GTNT sub-section === | ||
| + | |||
| + | It is unknown what GTNT stands for. | ||
| + | |||
| + | {| class="wikitable" | ||
| + | |- | ||
| + | ! Offset !! Type !! Description | ||
| + | |- | ||
| + | | 0x0 || String || "GTNT" (<code>0x47544E54</code>) magic number | ||
| + | |- | ||
| + | | 0x4 || UInt32 || Unknown (maybe section size or end offset) | ||
| + | |- | ||
| + | | 0x8 || UInt32 || Always <code>0xFFFFFFFF</code> | ||
| + | |- | ||
| + | | 0xC || UInt32 || Unknown (maybe section size or end offset) | ||
| + | |- | ||
| + | | 0x10 || UInt32 || Always <code>0xFFFFFFFF</code> | ||
| + | |- | ||
| + | | 0x14 || UInt32 || Offset to first texture descriptor | ||
| + | |} | ||
| + | |||
| + | ==== Texture descriptor ==== | ||
| + | |||
| + | {| class="wikitable" | ||
| + | |- | ||
| + | ! Offset !! Type !! Description | ||
| + | |- | ||
| + | | 0x0 || UInt64 || Texture ID? | ||
| + | |- | ||
| + | | 0x8 || UInt32 || Offset to next texture descriptor | ||
| + | |- | ||
| + | | 0xC || UInt32 || Length of name string (including NULL terminator) | ||
| + | |- | ||
| + | | 0x10 || String || NULL-terminated name string | ||
| + | |} | ||
== PRMA section == | == PRMA section == | ||
Revision as of 16:02, 19 December 2018
A Particle file contains data for particle effects.
All offsets are relative to the containing (sub-)section.
Contents
Header
| Offset | Type | Description |
|---|---|---|
| 0x0 | String | "VFXB[space][space][space][space]" (0x5646584220202020) magic number
|
| 0x8 | UInt8 | Zero? |
| 0x9 | UInt8 | Graphics API version |
| 0xA | UInt16 | VFX API version |
| 0xC | UInt16 | Endianness (0xFFFE for little, 0xFEFF for big)
|
| 0xE | UInt16 | Unknown |
| 0x10 | UInt32 | Offset to zero-terminated name string |
| 0x14 | UInt16 | Zero? |
| 0x16 | UInt16 | Offset to first section |
| 0x18 | UInt32 | Zero? |
| 0x1C | UInt32 | File size |
GRTF section
GRTF stands for Graphics Res Texture File.
| Offset | Type | Description |
|---|---|---|
| 0x0 | String | "GRTF" (0x47525446) magic number
|
| 0x4 | UInt32 | File size? |
| 0x8 | UInt32 | Offset to GTNT sub-section |
| 0xC | UInt32 | Unknown |
| 0x10 | UInt32 | Always 0xFFFFFFFF
|
| 0x14 | UInt32 | Offset to BNTX file |
GTNT sub-section
It is unknown what GTNT stands for.
| Offset | Type | Description |
|---|---|---|
| 0x0 | String | "GTNT" (0x47544E54) magic number
|
| 0x4 | UInt32 | Unknown (maybe section size or end offset) |
| 0x8 | UInt32 | Always 0xFFFFFFFF
|
| 0xC | UInt32 | Unknown (maybe section size or end offset) |
| 0x10 | UInt32 | Always 0xFFFFFFFF
|
| 0x14 | UInt32 | Offset to first texture descriptor |
Texture descriptor
| Offset | Type | Description |
|---|---|---|
| 0x0 | UInt64 | Texture ID? |
| 0x8 | UInt32 | Offset to next texture descriptor |
| 0xC | UInt32 | Length of name string (including NULL terminator) |
| 0x10 | String | NULL-terminated name string |
PRMA section
PRMA stands for PRiMitive Array. Details TODO.
G3PR section
It is unknown what G3PR stands for. It contains a G3NT sub-section. Details TODO, though this section has an offset to an embedded BFRES file.
GRSN section
GRSN stands for Graphics Res Shader Normal. (Normal as in "regular".)
| Offset | Type | Description |
|---|---|---|
| 0x0 | String | "GRSN" (0x4E535247) magic number
|
| 0x4 | UInt32 | File size? |
| 0x8 | UInt32 | Offset to GSRC sub-section (0xFFFFFFFF if non-existent)
|
| 0xC | UInt32 | Always 0xFFFFFFFF
|
| 0x10 | UInt32 | Always 0xFFFFFFFF
|
| 0x14 | UInt32 | Offset to shader archive |
GRSC sub-section
GRSC stands for Graphics Res Shader Compute.
| Offset | Type | Description |
|---|---|---|
| 0x0 | String | "GRSC" (0x43535247) magic number
|
| 0x4 | UInt32 | File size? |
| 0x8 | UInt32 | Always 0xFFFFFFFF
|
| 0xC | UInt32 | Always 0xFFFFFFFF
|
| 0x10 | UInt32 | Always 0xFFFFFFFF
|
| 0x14 | UInt32 | Offset to compute shader archive |
ESTA section
ESTA stands for Emitter SeT Array. Details TODO.
ESFT section
It is unknown what ESFT stands for. Details TODO.
