public static ResourceTiming FromMonitorTimings(MonitorTimings tims)
{
var dst = new ResourceTiming();
var hor = ExpandedTimingsPart.CreateFromTimingsPart(tims.hor);
var ver = ExpandedTimingsPart.CreateFromTimingsPart(tims.ver);
dst.freq10sKhz = tims.frequency;
dst.horActive = hor.visible;
dst.horBorder = hor.border;
dst.horFrontPorch = hor.frontPorch;
dst.horSyncPixels = hor.syncWidth;
dst.horTotal = hor.total;
dst.verActive = ver.visible;
dst.verBorder = ver.border;
dst.verFrontPorch = ver.frontPorch;
dst.verSyncLines = ver.syncWidth;
dst.verTotal = ver.total;
if (tims.frequency != 0 && hor.total != 0 && ver.total != 0)
{
var frequency = (decimal)(tims.frequency) / 100;
var refresh = (frequency * 1000000) / (hor.total * ver.total);
dst.refreshRateHz = (UInt16)Math.Round(refresh);
}
return(dst);
}
public ResourceTiming[] GetNewTimings()
{
var table = (DataTable)dataGridNew.DataSource;
var cols = table.Columns;
var rows = table.Rows;
var dst = new ResourceTiming[rows.Count];
var type = dst.GetType().GetElementType();
for (int i = 0; i < dst.Length; i++)
{
var row = rows[i];
object temp = dst[i];
foreach (DataColumn col in table.Columns)
{
var p = type.GetField(col.ColumnName);
if (p != null)
{
p.SetValue(temp, Convert.ChangeType(row[col.ColumnName], p.FieldType));
}
}
dst[i] = (ResourceTiming)temp;
}
return(dst);
}
private void btnPatchNvStRes_Click(object sender, EventArgs e)
{
if (monitorSubKey == null)
{
return;
}
var currMonitorName = monitorSubKey.Value.Name.Split('\\').Last().Trim();
byte[] monitorIdentBytes = MonitorNameToEdidIdentifier(currMonitorName);
if (monitorIdentBytes == null)
{
MessageBox.Show("Monitor name must be in the format ABC_HHHH where ABC are letters and HHHH is a hex-encoded uint16", "Invalid monitor name");
return;
}
MonitorTimings[] monTimings = null;
int actualLen = 0;
int invalidLen = 0;
try
{
var valueNames = monitorSubKey.Value.GetValueNames();
monTimings = new MonitorTimings[valueNames.Length];
foreach (var monVal in valueNames)
{
try
{
monTimings[actualLen++] = MonitorTimings.CreateFromByteArray(StructureExtensions.StringToByteArrayFastest(monVal));
}
catch (Exception)
{
invalidLen++;
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error reading monitor key values");
return;
}
if (monTimings == null)
{
return;
}
else if (actualLen > 6)
{
MessageBox.Show("nvstres.dll supports a maximum of 6 timings per monitor", "Too many monitor timings");
return;
}
if (invalidLen > 0)
{
var res = MessageBox.Show(actualLen.ToString() + " invalid monitor timings will be skipped. Continue?", "Invalid timings found", MessageBoxButtons.YesNo);
if (res != DialogResult.Yes)
{
return;
}
}
byte[] resData = null;
const ushort RESOURCE_NAME = 8;
const ushort RESOURCE_TYPE = 10;
const ushort RESOURCE_LANG = 0;
int numFilesPatched = 0;
string[] defaultFilenames = { "nvstres", "nvstres64" };
foreach (string defaultFilename in defaultFilenames)
{
string theFileName = null;
using (var dlg = new OpenFileDialog())
{
dlg.FileName = defaultFilename;
dlg.DefaultExt = ".dll";
dlg.Filter = "DLL files (.dll)|*.dll";
dlg.InitialDirectory = GetNvidia3DVisionFolder();
if (dlg.ShowDialog() == DialogResult.OK)
{
theFileName = dlg.FileName;
}
}
if (theFileName == null)
{
return;
}
if (resData == null)
{
try
{
resData = ResourceManager.GetResourceFromExecutable(theFileName, (IntPtr)RESOURCE_NAME, (IntPtr)RESOURCE_TYPE);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error reading resource");
continue;
}
if (resData == null)
{
MessageBox.Show("No timings resource in " + theFileName, "Error finding resource");
continue;
}
var currTimings = new ResourceMonitorTimings();
var oneSize = Marshal.SizeOf(currTimings);
var numEntries = resData.Length / oneSize;
if (oneSize * numEntries != resData.Length)
{
MessageBox.Show(String.Format("Timings resource has uneven length of {0} expected {1}", resData.Length, oneSize * numEntries), "Error parsing resource");
continue;
}
int foundIdx = -1;
int firstFreeIdx = -1;
var allTimings = new ResourceMonitorTimings[numEntries];
for (int i = 0; i < numEntries; i++)
{
var entryData = resData.Skip(i * oneSize).Take(oneSize).ToArray();
allTimings[i] = entryData.ToStructure <ResourceMonitorTimings>();
if (currMonitorName.Equals(allTimings[i].GetMonitorName(), StringComparison.OrdinalIgnoreCase))
{
foundIdx = i;
}
else if (firstFreeIdx < 0 && allTimings[i].IsEmpty())
{
firstFreeIdx = i;
}
}
if (foundIdx < 0 && firstFreeIdx < 0)
{
MessageBox.Show(String.Format("Timings for monitor {0} not found and the resource is full!", currMonitorName), "Cannot add to resource");
continue;
}
var existingTimings = allTimings.ElementAtOrDefault(foundIdx);
var newTimings = new ResourceMonitorTimings();
newTimings.timings = new ResourceTiming[actualLen];
newTimings.vendorId = BitConverter.ToUInt16(monitorIdentBytes, 0);
newTimings.productId = BitConverter.ToUInt16(monitorIdentBytes, 2);
for (int i = 0; i < actualLen; i++)
{
newTimings.timings[i] = ResourceTiming.FromMonitorTimings(monTimings[i]);
if (existingTimings.timings != null)
{
newTimings.timings[i].horFlags = existingTimings.timings[0].horFlags;
newTimings.timings[i].verFlags = existingTimings.timings[0].verFlags;
}
}
Array.Sort(newTimings.timings, 0, actualLen, new FunctionalComparer <ResourceTiming>(
(x, y) => (x.refreshRateHz == y.refreshRateHz) ? (x.freq10sKhz.CompareTo(y.freq10sKhz)) : (x.refreshRateHz.CompareTo(y.refreshRateHz))
));
using (var dlg = new TimingReview(currMonitorName, existingTimings.timings, newTimings.timings))
{
var dlgRes = dlg.ShowDialog();
if (dlgRes != DialogResult.OK)
{
return;
}
newTimings.timings = dlg.GetNewTimings();
Array.Resize(ref newTimings.timings, 6);
}
int copyIdx = (foundIdx < 0) ? firstFreeIdx : foundIdx;
Array.Copy(StructureExtensions.ToByteArray(newTimings), 0, resData, oneSize * copyIdx, oneSize);
}
IntPtr resHandle = IntPtr.Zero;
bool resUpdatedOk = false;
try
{
resHandle = ResourceManager.BeginUpdateResource(theFileName, false);
resUpdatedOk = ResourceManager.UpdateResourceWithBytes(resHandle, (IntPtr)RESOURCE_TYPE, (IntPtr)RESOURCE_NAME, RESOURCE_LANG, resData);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error updating resource");
continue;
}
finally
{
if (resHandle != IntPtr.Zero)
{
var resFinishedOk = ResourceManager.EndUpdateResource(resHandle, !resUpdatedOk);
if (resUpdatedOk)
{
resUpdatedOk = resFinishedOk;
}
}
}
if (resUpdatedOk == false)
{
MessageBox.Show("Error updating resource in " + theFileName, "Error updating resource");
continue;
}
else
{
MessageBox.Show("Applied changes to " + theFileName, "Finished updating resource");
numFilesPatched++;
}
}
if (numFilesPatched > 0)
{
MessageBox.Show(numFilesPatched.ToString() + " files have been patched.\nYou will likely need to REBOOT for any changes to take effect", "Done with patching");
}
}
