Dusk/Modernization-Tool
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases 5 Wiki Activity

Handle signed DXVK frame-rate settings safely

Browse Source
This commit is contained in:
Dusk-92
2026-09-06 10:20:11 +02:00
parent a703884a84
commit a6c16e4b2b
1 changed files with 6 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files
dxvk_fps.py
+6 -5
View File
@@ -4,7 +4,7 @@ import re
DEFAULT_REFRESH_RATE = 60 DEFAULT_REFRESH_RATE = 60
_MAX_FRAME_RATE_RE = re.compile( _MAX_FRAME_RATE_RE = re.compile(
r"^\s*(?P<comment>#\s*)?d3d9\.maxFrameRate\s*=\s*(?P<value>\d+)\s*$", r"^\s*(?P<comment>#\s*)?d3d9\.maxFrameRate\s*=\s*(?P<value>[+-]?\d+)\s*$",
re.IGNORECASE, re.IGNORECASE,
) )
@@ -88,7 +88,7 @@ def detect_max_refresh_rate(default=DEFAULT_REFRESH_RATE):
] ]
enum_display_settings.restype = wintypes.BOOL enum_display_settings.restype = wintypes.BOOL
DISPLAY_DEVICE_ACTIVE = 0x00000001 DISPLAY_DEVICE_ATTACHED_TO_DESKTOP = 0x00000001
ENUM_CURRENT_SETTINGS = 0xFFFFFFFF ENUM_CURRENT_SETTINGS = 0xFFFFFFFF
rates = [] rates = []
index = 0 index = 0
@@ -100,7 +100,7 @@ def detect_max_refresh_rate(default=DEFAULT_REFRESH_RATE):
break break
index += 1 index += 1
if not (device.StateFlags & DISPLAY_DEVICE_ACTIVE): if not (device.StateFlags & DISPLAY_DEVICE_ATTACHED_TO_DESKTOP):
continue continue
mode = DEVMODEW() mode = DEVMODEW()
@@ -126,7 +126,7 @@ def detect_max_refresh_rate(default=DEFAULT_REFRESH_RATE):
def read_dxvk_fps_limit(config_path): def read_dxvk_fps_limit(config_path):
"""Return (enabled, fps) for the first DXVK maxFrameRate line, or None.""" """Return (enabled, fps) for the first positive DXVK maxFrameRate line, or None."""
try: try:
with open(config_path, "r", encoding="utf-8", errors="ignore") as handle: with open(config_path, "r", encoding="utf-8", errors="ignore") as handle:
lines = handle.read().splitlines() lines = handle.read().splitlines()
@@ -175,7 +175,8 @@ def apply_dxvk_fps_limit(config_path, enabled, fps):
if not replaced: if not replaced:
output.append(setting) output.append(setting)
replaced = True replaced = True
# Drop duplicate maxFrameRate lines so only one setting can win. # Drop duplicate maxFrameRate lines, including legacy signed values,
# so only the user's selected setting can win.
continue continue
output.append(line) output.append(line)