public Task DumpDiscardPsAsync(IProgress <int> progress)
{
return(Task.Run(() =>
{
if (!Directory.Exists("shaderDump"))
{
Directory.CreateDirectory("shaderDump");
}
for (var i = 0; i < _candidateIds.Count; i++)
{
var id = _candidateIds[i];
var filename = _archive.VfsFilename(id);
var outputPath = "shaderDump/" + filename;
var binary = _archive.Get(id);
var disassembly = D3DCompiler.Disassemble(binary);
if (disassembly.Contains("discard_z"))
{
File.WriteAllBytes(outputPath, binary);
File.WriteAllText(outputPath + ".lst", disassembly);
}
progress.Report(i + 1);
}
}));
}
public Task PatchAsync(IProgress <int> progress, PatchMode mode, float multiplier)
{
return(Task.Run(() =>
{
var _multiplier = BitConverter.GetBytes(multiplier);
for (var i = 0; i < _candidateIds.Count(); i++)
{
var id = _candidateIds[i];
var binary = _archive.Get(id);
var disassembly = D3DCompiler.Disassemble(binary);
if (disassembly.Contains("FP_FadePower"))
{
// actor - patching these causes glitches with camera-overlap fade
progress.Report(i + 1);
continue;
}
bool found = false;
byte[] newBinary = (byte[])binary.Clone();
foreach (var pos in binary.SigScan(block_sig))
{
switch (mode)
{
case PatchMode.DisableDithering:
Buffer.BlockCopy(nop_12x, 0, newBinary, pos + block_discard_offset, 12);
break;
case PatchMode.NarrowDithering:
Buffer.BlockCopy(_multiplier, 0, newBinary, pos + block_float_offset, 4);
break;
}
found = true;
}
foreach (var pos in binary.SigScan(block2_sig))
{
switch (mode)
{
case PatchMode.DisableDithering:
Buffer.BlockCopy(nop_12x, 0, newBinary, pos + block2_discard_offset, 12);
break;
case PatchMode.NarrowDithering:
Buffer.BlockCopy(_multiplier, 0, newBinary, pos + block2_float_offset, 4);
break;
}
found = true;
}
if (found)
{
int[] checksum = DXBCChecksum.DXBCChecksum.CalculateDXBCChecksum(newBinary);
Buffer.BlockCopy(checksum, 0, newBinary, 4, 16);
_archive.Replace(id, newBinary);
}
progress.Report(i + 1);
}
}));
}
