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Merge pull request #71 from polsrepo/patch-3
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Fix for crash on death with --disable-rune-loss + potential fix for 60Hz fullscreen lock
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gurrgur committed Jun 21, 2024
2 parents f2c55ad + 9c22a9c commit 808bf71
Showing 1 changed file with 8 additions and 4 deletions.
12 changes: 8 additions & 4 deletions er-patcher
Original file line number Diff line number Diff line change
Expand Up @@ -46,9 +46,9 @@ if __name__ == "__main__":
print("er-patcher: rate pattern scan failed")

if patch.disable_rune_loss:
rl_pattern = "b0 01 .. 8b .. e8 .. .. .. .. .. 8b .. .. .. 32 c0 .. 83 .. 28 c3".replace(" ", "")
rl_pattern = "41 .. 01 48 .. .. e8 .. .. .. .. 48 .. .. .. .. 32 c0".replace(" ", "")
if (res := re.search(rl_pattern, exe_hex)) is not None:
rl_addr = res.span()[0] + 6
rl_addr = res.span()[0] + 12
rl_patch = "90 90 90 90 90".replace(" ", "") # NOP
exe_hex = exe_hex[:rl_addr] + rl_patch + exe_hex[rl_addr + len(rl_patch):]
else:
Expand Down Expand Up @@ -102,11 +102,15 @@ if __name__ == "__main__":
print("er-patcher: skip_intro pattern scan failed")

if patch.remove_60hz_fullscreen or patch.all:
fs_pattern = "c7 45 ef 3c 00 00 00".replace(" ", "")
fs_pattern = "eb .. c7 .. .. 3c 00 00 00 c7 .. .. 01 00 00 00".replace(" ", "")
if (res := re.search(fs_pattern, exe_hex)) is not None:
fs_addr = res.span()[0] + 3
fs_addr = res.span()[0] + 10
fs_patch = "00"
exe_hex = exe_hex[:fs_addr] + fs_patch + exe_hex[fs_addr + len(fs_patch):]

fs_addr_2 = res.span()[0] + 24
fs_patch_2 = "00"
exe_hex = exe_hex[:fs_addr_2] + fs_patch_2 + exe_hex[fs_addr_2 + len(fs_patch_2):]
else:
print("er-patcher: remove_60hz_fullscreen pattern scan failed")

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