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Revert "Add compression block size assert to ensure pak version compatibility"

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This commit is contained in:
Truman Kilen 2025-01-18 20:16:02 -06:00
parent 9764808fb3
commit 13c1c269a4
1 changed files with 6 additions and 15 deletions
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21
repak/src/entry.rs
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@ -275,19 +275,10 @@ impl Entry {
}
pub fn write_encoded<W: io::Write>(&self, writer: &mut W) -> Result<(), super::Error> {
let compression_block_size = (self.compression_block_size >> 11) & 0x3f;
if (compression_block_size << 11) != self.compression_block_size
|| compression_block_size == 0x3f
{
// https://github.com/EpicGames/UnrealEngine/commit/3aad0ff7976be1073005dca2c1282af548b45d89
panic!(
"Unsupported compression block size: {}. Block size must fit into flags field or it may cause unreadable paks for earlier Unreal Engine versions.",
self.compression_block_size
);
let mut compression_block_size = (self.compression_block_size >> 11) & 0x3f;
if (compression_block_size << 11) != self.compression_block_size {
compression_block_size = 0x3f;
}
//if (compression_block_size << 11) != self.compression_block_size {
// compression_block_size = 0x3f;
//}
let compression_blocks_count = if self.compression_slot.is_some() {
self.blocks.as_ref().unwrap().len() as u32
} else {
@ -307,9 +298,9 @@ impl Entry {
writer.write_u32::<LE>(flags)?;
//if compression_block_size == 0x3f {
// writer.write_u32::<LE>(self.compression_block_size)?;
//}
if compression_block_size == 0x3f {
writer.write_u32::<LE>(self.compression_block_size)?;
}
if is_offset_32_bit_safe {
writer.write_u32::<LE>(self.offset as u32)?;