mirror of
https://github.com/gurrgur/er-patcher.git
synced 2026-06-13 09:47:54 +00:00
Reorganize and give shorter patch names, fix typos
This commit is contained in:
Kauã Azevedo
GitHub
parent
56558f8481
commit
55321028d5
1 changed files with 53 additions and 53 deletions
106
er-patcher
106
er-patcher
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@ -16,22 +16,40 @@ if __name__ == "__main__":
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parser = argparse.ArgumentParser(description="Patch Elden Ring executable and launch it without EAC.")
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parser.add_argument("-r", "--rate", type=int, default=60, help="Modify the frame rate limit (e.g. 30, 120, 165 or whatever).")
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parser.add_argument("--with-eac", action='store_true', help="Run game with EAC (Use at own your risk)")
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parser.add_argument("--disable-rune-loss", action='store_true', help="Disable losing runes upon death.")
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parser.add_argument("--all", action='store_true', help="Enable all options except rate adjustment and gamplay changes like `--disable-rune-loss`.")
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parser.add_argument("-u", "--ultrawide", action='store_true', help="Removes black bars when using a resolution with an aspect ratio other than 16:9.")
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parser.add_argument("-v", "--disable-vigniette", action='store_true', help="Disables the vigniette overlay.")
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parser.add_argument("-c", "--disable-ca", action='store_true', help="Disables chromatic abberation.")
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parser.add_argument("--all", action='store_true', help="Enable all options but frame rate adjustment and gameplay changes like `--disable-rune-loss`.")
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parser.add_argument("-l", "--disable-rune-loss", action='store_true', help="Disable losing runes upon death.")
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parser.add_argument("-a", "--increase-animation-distance", action='store_true', help="Increase animation distance.")
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parser.add_argument("-r", "--rate", type=int, default=60, help="Change the frame rate limit to any value.")
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parser.add_argument("-f", "--remove-60-hz-fullscreen", action='store_true', help="Remove 60 Hz lock in fullscreen.")
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parser.add_argument("-c", "--remove-ca", action='store_true', help="Remove chromatic abberation.")
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parser.add_argument("-v", "--remove-vignette", action='store_true', help="Remove the vignette.")
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parser.add_argument("-s", "--skip-intro", action='store_true', help="Skip intro logos.")
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parser.add_argument("-f", "--remove-60hz-fullscreen", action='store_true', help="Remove 60hz lock in fullscreen.")
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parser.add_argument("-u", "--ultrawide", action='store_true', help="Remove black bars in resolutions without a 16:9 aspect ratio.")
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parser.add_argument("-w", "--with-eac", action='store_true', help="Run the game with EAC; use at own your risk.")
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patch = parser.parse_args(patcher_args)
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game_dir = Path(".")
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with open(game_dir / "eldenring.exe", "rb") as f:
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exe_hex = f.read().hex()
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if patch.disable_rune_loss:
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rl_pattern = "b0 01 .. 8b .. e8 .. .. .. .. .. 8b .. .. .. 32 c0 .. 83 .. 28 c3".replace(" ", "")
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if (res := re.search(rl_pattern, exe_hex)) is not None:
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rl_addr = res.span()[0] + 6
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rl_patch = "90 90 90 90 90".replace(" ", "") # NOP
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exe_hex = exe_hex[:rl_addr] + rl_patch + exe_hex[rl_addr + len(rl_patch):]
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else:
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print("er-patcher: disable rune loss pattern scan failed")
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if patch.increase_animation_distance or patch.all:
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iad_pattern = "e8 .. .. .. .. 0f 28 .. 0f 28 .. e8 .. .. .. .. f3 0f .. .. 0f 28 .. f3 41 0f 5e 4c 24 54".replace(" ", "")
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if (res := re.search(iad_pattern, exe_hex)) is not None:
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iad_addr = res.span()[0] + 46
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iad_patch = "0f 57 c9 66 0f ef c9".replace(" ", "") # DIVSS XMM1,dword ptr [R12 + 0x54] -> XORPS XMM1,XMM1; PXOR XMM1,XMM1
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exe_hex = exe_hex[:iad_addr] + iad_patch + exe_hex[iad_addr + len(iad_patch):]
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else:
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print("er-patcher: increase_animation_distance pattern scan failed")
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if patch.rate != 60 and patch.rate > 0:
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r_pattern = "c7 43 20 89 88 88 3c eb 43 89 73 18 eb ca 89 73 18".replace(" ", "")
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if (res := re.search(r_pattern, exe_hex)) is not None:
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@ -40,35 +58,17 @@ if __name__ == "__main__":
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exe_hex = exe_hex[:r_addr] + r_patch + exe_hex[r_addr + len(r_patch):]
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else:
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print("er-patcher: rate pattern scan failed")
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if patch.disable_rune_loss:
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rl_pattern = "b0 01 .. 8b .. e8 .. .. .. .. .. 8b .. .. .. 32 c0 .. 83 .. 28 c3".replace(" ", "")
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if (res := re.search(rl_pattern, exe_hex)) is not None:
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rl_addr = res.span()[0] + 6
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rl_patch = "90 90 90 90 90".replace(" ", "") # NOP
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exe_hex = exe_hex[:rl_addr] + rl_patch + exe_hex[rl_addr + len(rl_patch):]
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if patch.remove_60_hz_fullscreen or patch.all:
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fs_pattern = "c7 45 ef 3c 00 00 00".replace(" ", "")
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if (res := re.search(fs_pattern, exe_hex)) is not None:
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fs_addr = res.span()[0] + 6
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fs_patch = "00"
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exe_hex = exe_hex[:fs_addr] + fs_patch + exe_hex[fs_addr + len(fs_patch):]
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else:
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print("er-patcher: disable rune loss pattern scan failed")
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print("er-patcher: remove_60_hz_fullscreen pattern scan failed")
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if patch.ultrawide or patch.all:
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uw_pattern = "74 4f 45 8b 94 cc".replace(" ", "")
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if (res := re.search(uw_pattern, exe_hex)) is not None:
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uw_addr = res.span()[0]
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uw_patch = "eb"
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exe_hex = exe_hex[:uw_addr] + uw_patch + exe_hex[uw_addr + len(uw_patch):]
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else:
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print("er-patcher: ultrawide pattern scan failed")
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if patch.disable_vigniette or patch.all:
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v_pattern = 'f3 0f 10 .. .. f3 0f 59 .. .. .. .. .. e8 .. .. .. .. f3 41 0f .. .. f3 45 0f .. .. 4c 8d .. .. .. .. .. .. 48'.replace(" ", "")
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if (res := re.search(v_pattern, exe_hex)) is not None:
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v_addr = res.span()[0] + 46
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v_patch = "f3 0f 5c c0 90".replace(" ", "") # SUBSS XMM0,XMM0; NOP; all NOP does work too
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exe_hex = exe_hex[:v_addr] + v_patch + exe_hex[v_addr + len(v_patch):]
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else:
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print("er-patcher: disable_vigniette pattern scan failed")
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if patch.disable_ca or patch.all:
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if patch.remove_ca or patch.all:
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ca_pattern = "0f 11 43 60 48 8d 8b 80 00 00 00 0f 10 87 a0 00 00 00 0f 11 41 f0 48 8d 87 b0 00 00 00 0f 10 08 0f 11 09".replace(" ", "")
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if (res := re.search(ca_pattern, exe_hex)) is not None:
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ca_addr = res.span()[0] + 94
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@ -77,16 +77,16 @@ if __name__ == "__main__":
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if exe_hex[ca_addr:ca_addr + len(ca_patch)] == ca_orig:
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exe_hex = exe_hex[:ca_addr] + ca_patch + exe_hex[ca_addr + len(ca_patch):]
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else:
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print("er-patcher: disable_ca pattern scan failed")
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print("er-patcher: remove_ca pattern scan failed")
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if patch.increase_animation_distance or patch.all:
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iad_pattern = "e8 .. .. .. .. 0f 28 .. 0f 28 .. e8 .. .. .. .. f3 0f .. .. 0f 28 .. f3 41 0f 5e 4c 24 54".replace(" ", "")
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if (res := re.search(iad_pattern, exe_hex)) is not None:
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iad_addr = res.span()[0] + 46
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iad_patch = "0f 57 c9 66 0f ef c9".replace(" ", "") # DIVSS XMM1,dword ptr [R12 + 0x54] -> XORPS XMM1,XMM1; PXOR XMM1,XMM1
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exe_hex = exe_hex[:iad_addr] + iad_patch + exe_hex[iad_addr + len(iad_patch):]
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if patch.remove_vignette or patch.all:
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v_pattern = 'f3 0f 10 .. .. f3 0f 59 .. .. .. .. .. e8 .. .. .. .. f3 41 0f .. .. f3 45 0f .. .. 4c 8d .. .. .. .. .. .. 48'.replace(" ", "")
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if (res := re.search(v_pattern, exe_hex)) is not None:
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v_addr = res.span()[0] + 46
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v_patch = "f3 0f 5c c0 90".replace(" ", "") # SUBSS XMM0,XMM0; NOP; all NOP does work too
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exe_hex = exe_hex[:v_addr] + v_patch + exe_hex[v_addr + len(v_patch):]
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else:
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print("er-patcher: increase_animation_distance pattern scan failed")
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print("er-patcher: remove_vignette pattern scan failed")
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if patch.skip_intro or patch.all:
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si_pattern = "80 bf b8 00 00 00 00 74 53 48".replace(" ", "")
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@ -96,16 +96,16 @@ if __name__ == "__main__":
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exe_hex = exe_hex[:si_addr] + si_patch + exe_hex[si_addr + len(si_patch):]
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else:
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print("er-patcher: skip_intro pattern scan failed")
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if patch.remove_60hz_fullscreen or patch.all:
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fs_pattern = "c7 45 ef 3c 00 00 00".replace(" ", "")
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if (res := re.search(fs_pattern, exe_hex)) is not None:
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fs_addr = res.span()[0] + 6
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fs_patch = "00"
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exe_hex = exe_hex[:fs_addr] + fs_patch + exe_hex[fs_addr + len(fs_patch):]
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else:
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print("er-patcher: remove_60hz_fullscreen pattern scan failed")
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if patch.ultrawide or patch.all:
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uw_pattern = "74 4f 45 8b 94 cc".replace(" ", "")
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if (res := re.search(uw_pattern, exe_hex)) is not None:
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uw_addr = res.span()[0]
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uw_patch = "eb"
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exe_hex = exe_hex[:uw_addr] + uw_patch + exe_hex[uw_addr + len(uw_patch):]
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else:
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print("er-patcher: ultrawide pattern scan failed")
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game_dir_patched = Path("er-patcher-tmp")
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if not game_dir_patched.is_dir():
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game_dir_patched.mkdir()
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@ -124,7 +124,7 @@ if __name__ == "__main__":
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(game_dir_patched / d).mkdir(parents=True)
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# hard link game files to game_dir_patched; symbolic links would be easier
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# to handle but by default windows 10 doesn't allow them
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# to handle, but Windows 10 does not allow them by default
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game_files = [f for f in game_dir.rglob("*") if f.is_file()]
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for f in game_files:
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if f.name in ["eldenring.exe", "er-patcher"]:
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