private void Props_PropertyChanged(PropertyPage props, int propIdx, int rowIdx, int colIdx, object value)
{
if (song.UsesFamiTrackerTempo)
{
var tempo = song.FamitrackerTempo;
var speed = song.FamitrackerSpeed;
if (propIdx == famitrackerTempoPropIdx ||
propIdx == famitrackerSpeedPropIdx)
{
tempo = props.GetPropertyValue <int>(famitrackerTempoPropIdx);
speed = props.GetPropertyValue <int>(famitrackerSpeedPropIdx);
}
var beatLength = props.GetPropertyValue <int>(notesPerBeatPropIdx);
props.SetLabelText(bpmLabelPropIdx, Song.ComputeFamiTrackerBPM(song.Project.PalMode, speed, tempo, beatLength).ToString("n1"));
}
else
{
var notesPerBeat = props.GetPropertyValue <int>(notesPerBeatPropIdx);
// Changing the number of notes in a beat will affect the list of available BPMs.
if (propIdx == notesPerBeatPropIdx)
{
tempoList = FamiStudioTempoUtils.GetAvailableTempos(song.Project.PalMode, notesPerBeat);
tempoStrings = tempoList.Select(t => t.bpm.ToString("n1") + (t.groove.Length == 1 ? " *" : "")).ToArray();
props.UpdateDropDownListItems(famistudioBpmPropIdx, tempoStrings);
}
// Changing the BPM affects the grooves and note length.
if (propIdx == famistudioBpmPropIdx ||
propIdx == notesPerBeatPropIdx)
{
var tempoIndex = Array.IndexOf(tempoStrings, props.GetPropertyValue <string>(famistudioBpmPropIdx));
var tempoInfo = tempoList[tempoIndex];
var framesPerNote = Utils.Min(tempoInfo.groove);
props.UpdateIntegerRange(notesPerPatternPropIdx, 1, Pattern.MaxLength / framesPerNote);
var grooveList = FamiStudioTempoUtils.GetAvailableGrooves(tempoInfo.groove);
grooveStrings = grooveList.Select(g => string.Join("-", g)).ToArray();
props.UpdateDropDownListItems(groovePropIdx, grooveStrings);
props.SetLabelText(framesPerNotePropIdx, framesPerNote.ToString());
}
}
UpdateWarnings();
}
public static byte[] GetTempoEnvelope(int[] groove, int groovePadMode, bool palSource)
{
// Look in the cache first.
var key = new CachedTempoEnvelopeKey()
{
groove = groove, groovePadMode = groovePadMode, palSource = palSource
};
if (cachedTempoEnvelopes.TryGetValue(key, out var env))
{
return(env);
}
// Otherwise build.
var dstFactor = palSource ? 6 : 5;
var srcFactor = palSource ? 5 : 6;
var noteLength = Utils.Min(groove);
var grooveNumFrames = Utils.Sum(groove);
var grooveRepeatCount = 1;
// Repeat the groove until we have something perfectly divisible by 6 (5 on PAL).
while ((grooveNumFrames % srcFactor) != 0)
{
grooveNumFrames += Utils.Sum(groove);
grooveRepeatCount++;
}
// Figure out how many frames that is on the playback machine.
var adaptedNumFrames = grooveNumFrames / srcFactor * dstFactor;
// Mark some frames as "important", this will typically be the first
// and last frame of the note. This will preserve the attack and
// 1-frame silence between notes.
var importantFrames = new bool[grooveNumFrames];
var frameIndex = 0;
for (int i = 0; i < grooveRepeatCount; i++)
{
for (int j = 0; j < groove.Length; j++)
{
if (groove[j] == noteLength)
{
importantFrames[frameIndex] = true;
importantFrames[frameIndex + noteLength - 1] = true;
}
else
{
if (groovePadMode != GroovePaddingType.Beginning || noteLength == 1)
{
importantFrames[frameIndex] = true;
}
else
{
importantFrames[frameIndex + 1] = true;
}
if (groovePadMode != GroovePaddingType.End || noteLength == 1)
{
importantFrames[frameIndex + noteLength] = true;
}
else
{
importantFrames[frameIndex + noteLength - 1] = true;
}
}
frameIndex += groove[j];
}
}
#if FALSE
var numSkipFrames = palSource ? adaptedNumFrames - grooveNumFrames : grooveNumFrames - adaptedNumFrames;
var bestScore = int.MaxValue;
var bestOffset = -1;
for (int i = 0; i < srcFactor; i++)
{
var score = 0;
frameIndex = i;
for (int j = 0; j < numSkipFrames; j++)
{
if (importantFrames[frameIndex])
{
score++;
}
frameIndex += srcFactor;
}
if (score < bestScore)
{
bestScore = score;
bestOffset = i;
}
}
#else
// Start by distributing the skip (or double) frames evenly.
var numSkipFrames = palSource ? adaptedNumFrames - grooveNumFrames : grooveNumFrames - adaptedNumFrames;
var skipFrames = new bool[grooveNumFrames];
frameIndex = srcFactor / 2;
for (int i = 0; i < numSkipFrames; i++)
{
skipFrames[frameIndex] = true;
frameIndex += srcFactor;
}
int GetFrameCost(int idx)
{
if (!skipFrames[idx])
{
return(0);
}
var cost = 0;
// Penalize important frames
if (importantFrames[idx])
{
cost += srcFactor;
}
// Look right for another skipped frame.
for (int i = 1; i < srcFactor; i++)
{
var nextIdx = idx + i;
if (nextIdx >= skipFrames.Length)
{
nextIdx -= skipFrames.Length;
}
if (skipFrames[nextIdx])
{
// The closer we are, the higher the cost.
cost += (srcFactor - i);
break;
}
}
// Look left for another skipped frame.
for (int i = 1; i < srcFactor; i++)
{
var prevIdx = idx - i;
if (prevIdx < 0)
{
prevIdx += skipFrames.Length;
}
// The closer we are, the higher the cost.
if (skipFrames[prevIdx])
{
cost += (srcFactor - i);
break;
}
}
return(cost);
}
var frameCosts = new int[grooveNumFrames];
// Optimize.
for (int i = 0; i < 100; i++)
{
// Update costs.
var maxCost = -10;
var maxCostIndex = -1;
var totalCost = 0;
for (int j = 0; j < frameCosts.Length; j++)
{
var cost = GetFrameCost(j);
frameCosts[j] = cost;
totalCost += cost;
if (cost > maxCost)
{
maxCost = cost;
maxCostIndex = j;
}
}
if (maxCost == 0)
{
break;
}
var currentFrameCost = GetFrameCost(maxCostIndex);
// Try to optimize the most expensive frame by moving it to the left.
if (maxCostIndex > 0 && !skipFrames[maxCostIndex - 1] && !importantFrames[maxCostIndex - 1])
{
Utils.Swap(ref skipFrames[maxCostIndex], ref skipFrames[maxCostIndex - 1]);
if (GetFrameCost(maxCostIndex - 1) < currentFrameCost)
{
continue;
}
Utils.Swap(ref skipFrames[maxCostIndex], ref skipFrames[maxCostIndex - 1]);
}
// Try to optimize the most expensive frame by moving it to the right.
if (maxCostIndex < skipFrames.Length - 1 && !skipFrames[maxCostIndex + 1] && !importantFrames[maxCostIndex + 1])
{
Utils.Swap(ref skipFrames[maxCostIndex], ref skipFrames[maxCostIndex + 1]);
if (GetFrameCost(maxCostIndex + 1) < currentFrameCost)
{
continue;
}
Utils.Swap(ref skipFrames[maxCostIndex], ref skipFrames[maxCostIndex + 1]);
}
break;
}
#endif
// Build the actual envelope.
var lastFrameIndex = -1;
var firstFrameIndex = -1;
var envelope = new List <byte>();
var sum = 0;
for (int i = 0; i < skipFrames.Length; i++)
{
if (skipFrames[i])
{
var frameDelta = i - lastFrameIndex;
envelope.Add((byte)(frameDelta + (palSource ? 1 : -1)));
sum += frameDelta;
lastFrameIndex = i;
if (firstFrameIndex < 0)
{
firstFrameIndex = i;
}
}
}
if (palSource)
{
envelope[0]--;
}
var remainingFrames = skipFrames.Length - sum;
if (remainingFrames != 0)
{
envelope.Add((byte)(remainingFrames + firstFrameIndex + 1 + (palSource ? 1 : -1)));
}
envelope.Add(0x80);
env = envelope.ToArray();
cachedTempoEnvelopes[key] = env;
return(env);
}
public Project Load(string filename)
{
#if !DEBUG
try
#endif
{
var lines = File.ReadAllLines(filename);
var parameters = new Dictionary <string, string>();
var project = (Project)null;
var instrument = (Instrument)null;
var arpeggio = (Arpeggio)null;
var song = (Song)null;
var channel = (Channel)null;
var pattern = (Pattern)null;
SetInvariantCulture();
foreach (var line in lines)
{
var cmd = SplitLine(line.Trim(), ref parameters);
switch (cmd)
{
case "Project":
{
project = new Project();
parameters.TryGetValue("Version", out var version);
if (parameters.TryGetValue("Name", out var name))
{
project.Name = name;
}
if (parameters.TryGetValue("Author", out var author))
{
project.Author = author;
}
if (parameters.TryGetValue("Copyright", out var copyright))
{
project.Copyright = copyright;
}
if (parameters.TryGetValue("TempoMode", out var tempoMode))
{
project.TempoMode = TempoType.GetValueForName(tempoMode);
}
if (parameters.TryGetValue("PAL", out var pal))
{
project.PalMode = bool.Parse(pal);
}
if (parameters.TryGetValue("Expansions", out var expansions))
{
var expansionMask = 0;
var expansionStrings = expansions.Split(',');
foreach (var s in expansionStrings)
{
var exp = ExpansionType.GetValueForShortName(s.Trim());
expansionMask |= ExpansionType.GetMaskFromValue(exp);
}
var numN163Channels = 1;
if ((expansionMask & ExpansionType.N163Mask) != 0 && parameters.TryGetValue("NumN163Channels", out var numN163ChannelsStr))
{
numN163Channels = int.Parse(numN163ChannelsStr);
}
project.SetExpansionAudioMask(expansionMask, numN163Channels);
}
if (!version.StartsWith("3.2"))
{
Log.LogMessage(LogSeverity.Error, "File was created with an incompatible version of FamiStudio. The text format is only compatible with the current version.");
return(null);
}
break;
}
case "DPCMSample":
{
var str = parameters["Data"];
var data = new byte[str.Length / 2];
for (int i = 0; i < data.Length; i++)
{
data[i] = Convert.ToByte(str.Substring(i * 2, 2), 16);
}
var sample = project.CreateDPCMSampleFromDmcData(parameters["Name"], data);
break;
}
case "DPCMMapping":
{
var pitch = 15;
var loop = false;
if (parameters.TryGetValue("Pitch", out var pitchStr))
{
pitch = int.Parse(pitchStr);
}
if (parameters.TryGetValue("Loop", out var loopStr))
{
loop = bool.Parse(loopStr);
}
project.MapDPCMSample(Note.FromFriendlyName(parameters["Note"]), project.GetSample(parameters["Sample"]), pitch, loop);
break;
}
case "Instrument":
{
var instrumentExp = ExpansionType.None;
if (parameters.TryGetValue("Expansion", out var instrumentExpStr))
{
instrumentExp = ExpansionType.GetValueForShortName(instrumentExpStr);
}
instrument = project.CreateInstrument(instrumentExp, parameters["Name"]);
if (instrument.IsFdsInstrument)
{
if (parameters.TryGetValue("FdsWavePreset", out var wavPresetStr))
{
instrument.FdsWavePreset = (byte)WavePresetType.GetValueForName(wavPresetStr);
}
if (parameters.TryGetValue("FdsModPreset", out var modPresetStr))
{
instrument.FdsWavePreset = (byte)WavePresetType.GetValueForName(modPresetStr);
}
if (parameters.TryGetValue("FdsMasterVolume", out var masterVolumeStr))
{
instrument.FdsMasterVolume = byte.Parse(masterVolumeStr);
}
if (parameters.TryGetValue("FdsModSpeed", out var fdsModSpeedStr))
{
instrument.FdsModSpeed = ushort.Parse(fdsModSpeedStr);
}
if (parameters.TryGetValue("FdsModDepth", out var fdsModDepthStr))
{
instrument.FdsModDepth = byte.Parse(fdsModDepthStr);
}
if (parameters.TryGetValue("FdsModDelay", out var fdsModDelayStr))
{
instrument.FdsModDelay = byte.Parse(fdsModDelayStr);
}
}
else if (instrument.IsN163Instrument)
{
if (parameters.TryGetValue("N163WavePreset", out var wavPresetStr))
{
instrument.N163WavePreset = (byte)WavePresetType.GetValueForName(wavPresetStr);
}
if (parameters.TryGetValue("N163WaveSize", out var n163WavSizeStr))
{
instrument.N163WaveSize = byte.Parse(n163WavSizeStr);
}
if (parameters.TryGetValue("N163WavePos", out var n163WavPosStr))
{
instrument.N163WavePos = byte.Parse(n163WavPosStr);
}
}
else if (instrument.IsVrc6Instrument)
{
if (parameters.TryGetValue("Vrc6SawMasterVolume", out var vrc6SawVolumeStr))
{
instrument.Vrc6SawMasterVolume = (byte)Vrc6SawMasterVolumeType.GetValueForName(vrc6SawVolumeStr);
}
}
else if (instrument.IsVrc7Instrument)
{
if (parameters.TryGetValue("Vrc7Patch", out var vrc7PatchStr))
{
instrument.Vrc7Patch = byte.Parse(vrc7PatchStr);
}
if (instrument.Vrc7Patch == Vrc7InstrumentPatch.Custom)
{
for (int i = 0; i < 8; i++)
{
if (parameters.TryGetValue($"Vrc7Reg{i}", out var regStr))
{
instrument.Vrc7PatchRegs[i] = byte.Parse(regStr);
}
}
}
}
break;
}
case "Arpeggio":
{
arpeggio = project.CreateArpeggio(parameters["Name"]);
arpeggio.Envelope.Length = int.Parse(parameters["Length"]);
if (parameters.TryGetValue("Loop", out var loopStr))
{
arpeggio.Envelope.Loop = int.Parse(loopStr);
}
var values = parameters["Values"].Split(',');
for (int j = 0; j < values.Length; j++)
{
arpeggio.Envelope.Values[j] = sbyte.Parse(values[j]);
}
break;
}
case "Envelope":
{
var env = instrument.Envelopes[EnvelopeType.GetValueForShortName(parameters["Type"])];
if (env != null)
{
if (env.CanResize)
{
env.Length = int.Parse(parameters["Length"]);
}
if (parameters.TryGetValue("Loop", out var loopStr))
{
env.Loop = int.Parse(loopStr);
}
if (parameters.TryGetValue("Release", out var releaseStr))
{
env.Release = int.Parse(releaseStr);
}
if (parameters.TryGetValue("Relative", out var relativeStr))
{
env.Relative = bool.Parse(relativeStr);
}
var values = parameters["Values"].Split(',');
for (int j = 0; j < values.Length; j++)
{
env.Values[j] = sbyte.Parse(values[j]);
}
}
break;
}
case "Song":
{
song = project.CreateSong(parameters["Name"]);
song.SetLength(int.Parse(parameters["Length"]));
song.SetBeatLength(int.Parse(parameters["BeatLength"]));
song.SetLoopPoint(int.Parse(parameters["LoopPoint"]));
if (song.UsesFamiTrackerTempo)
{
song.SetDefaultPatternLength(int.Parse(parameters["PatternLength"]));
song.FamitrackerTempo = int.Parse(parameters["FamiTrackerTempo"]);
song.FamitrackerSpeed = int.Parse(parameters["FamiTrackerSpeed"]);
}
else
{
var noteLength = int.Parse(parameters["NoteLength"]);
var groove = parameters["Groove"].Split('-').Select(Int32.Parse).ToArray();
var groovePaddingMode = GroovePaddingType.GetValueForName(parameters["GroovePaddingMode"]);
if (!FamiStudioTempoUtils.ValidateGroove(groove) || Utils.Min(groove) != noteLength)
{
Log.LogMessage(LogSeverity.Error, "Invalid tempo settings.");
return(null);
}
song.ChangeFamiStudioTempoGroove(groove, false);
song.SetBeatLength(song.BeatLength * noteLength);
song.SetDefaultPatternLength(int.Parse(parameters["PatternLength"]) * noteLength);
song.SetGroovePaddingMode(groovePaddingMode);
}
break;
}
case "PatternCustomSettings":
{
if (project.UsesFamiTrackerTempo)
{
var beatLength = song.BeatLength;
if (parameters.TryGetValue("BeatLength", out var beatLengthStr))
{
beatLength = int.Parse(beatLengthStr);
}
song.SetPatternCustomSettings(int.Parse(parameters["Time"]), int.Parse(parameters["Length"]), beatLength);
}
else
{
var patternLength = int.Parse(parameters["Length"]);
var noteLength = int.Parse(parameters["NoteLength"]);
var beatLength = int.Parse(parameters["BeatLength"]);
var groove = parameters["Groove"].Split('-').Select(Int32.Parse).ToArray();
var groovePaddingMode = GroovePaddingType.GetValueForName(parameters["GroovePaddingMode"]);
if (!FamiStudioTempoUtils.ValidateGroove(groove) || Utils.Min(groove) != noteLength)
{
Log.LogMessage(LogSeverity.Error, "Invalid tempo settings.");
return(null);
}
song.SetPatternCustomSettings(int.Parse(parameters["Time"]), patternLength * noteLength, beatLength * noteLength, groove, groovePaddingMode);
}
break;
}
case "Channel":
{
var channelType = ChannelType.GetValueForShortName(parameters["Type"]);
channel = song.GetChannelByType(channelType);
break;
}
case "Pattern":
{
pattern = channel.CreatePattern(parameters["Name"]);
break;
}
case "Note":
{
var time = int.Parse(parameters["Time"]);
var note = pattern.GetOrCreateNoteAt(time);
if (parameters.TryGetValue("Value", out var valueStr))
{
note.Value = (byte)Note.FromFriendlyName(valueStr);
}
if (note.IsMusical && parameters.TryGetValue("Duration", out var durationStr))
{
note.Duration = int.Parse(durationStr);
}
else if (note.IsStop)
{
note.Duration = 1;
}
if (note.IsMusical && parameters.TryGetValue("Release", out var releaseStr))
{
note.Release = int.Parse(releaseStr);
}
if (note.IsMusical && parameters.TryGetValue("Instrument", out var instStr) && channel.SupportsInstrument(project.GetInstrument(instStr)))
{
note.Instrument = project.GetInstrument(instStr);
}
if (note.IsMusical && parameters.TryGetValue("Arpeggio", out var arpStr) && channel.SupportsArpeggios)
{
note.Arpeggio = project.GetArpeggio(arpStr);
}
if (note.IsMusical && parameters.TryGetValue("SlideTarget", out var slideStr) && channel.SupportsSlideNotes)
{
note.SlideNoteTarget = (byte)Note.FromFriendlyName(slideStr);
}
if (note.IsMusical && parameters.TryGetValue("Attack", out var attackStr))
{
note.HasAttack = bool.Parse(attackStr);
}
if (parameters.TryGetValue("Volume", out var volumeStr) && channel.SupportsEffect(Note.EffectVolume))
{
note.Volume = byte.Parse(volumeStr);
}
if (parameters.TryGetValue("VolumeSlideTarget", out var volumeSlideStr) && channel.SupportsEffect(Note.EffectVolumeSlide))
{
note.VolumeSlideTarget = byte.Parse(volumeSlideStr);
}
if (parameters.TryGetValue("VibratoSpeed", out var vibSpeedStr) && channel.SupportsEffect(Note.EffectVibratoSpeed))
{
note.VibratoSpeed = byte.Parse(vibSpeedStr);
}
if (parameters.TryGetValue("VibratoDepth", out var vibDepthStr) && channel.SupportsEffect(Note.EffectVibratoDepth))
{
note.VibratoDepth = byte.Parse(vibDepthStr);
}
if (parameters.TryGetValue("Speed", out var speedStr) && channel.SupportsEffect(Note.EffectSpeed))
{
note.Speed = byte.Parse(speedStr);
}
if (parameters.TryGetValue("FinePitch", out var finePitchStr) && channel.SupportsEffect(Note.EffectFinePitch))
{
note.FinePitch = sbyte.Parse(finePitchStr);
}
if (parameters.TryGetValue("FdsModSpeed", out var modSpeedStr) && channel.SupportsEffect(Note.EffectFdsModSpeed))
{
note.FdsModSpeed = ushort.Parse(modSpeedStr);
}
if (parameters.TryGetValue("FdsModDepth", out var modDepthStr) && channel.SupportsEffect(Note.EffectFdsModDepth))
{
note.FdsModDepth = byte.Parse(modDepthStr);
}
if (parameters.TryGetValue("DutyCycle", out var dutyCycleStr) && channel.SupportsEffect(Note.EffectDutyCycle))
{
note.DutyCycle = byte.Parse(dutyCycleStr);
}
if (parameters.TryGetValue("NoteDelay", out var noteDelayStr) && channel.SupportsEffect(Note.EffectNoteDelay))
{
note.NoteDelay = byte.Parse(noteDelayStr);
}
if (parameters.TryGetValue("CutDelay", out var cutDelayStr) && channel.SupportsEffect(Note.EffectCutDelay))
{
note.CutDelay = byte.Parse(cutDelayStr);
}
break;
}
case "PatternInstance":
{
var time = int.Parse(parameters["Time"]);
channel.PatternInstances[time] = channel.GetPattern(parameters["Pattern"]);
break;
}
}
}
project.SortEverything(false);
ResetCulture();
return(project);
}
#if !DEBUG
catch (Exception e)
{
Log.LogMessage(LogSeverity.Error, "Please contact the developer on GitHub!");
Log.LogMessage(LogSeverity.Error, e.Message);
Log.LogMessage(LogSeverity.Error, e.StackTrace);
ResetCulture();
return(null);
}
#endif
}
public void ApplyAsync(bool custom, Action callback)
{
if (song.UsesFamiTrackerTempo)
{
if (patternIdx == -1)
{
if (famitrackerTempoPropIdx >= 0)
{
song.FamitrackerTempo = props.GetPropertyValue <int>(famitrackerTempoPropIdx);
song.FamitrackerSpeed = props.GetPropertyValue <int>(famitrackerSpeedPropIdx);
}
song.SetBeatLength(props.GetPropertyValue <int>(notesPerBeatPropIdx));
song.SetDefaultPatternLength(props.GetPropertyValue <int>(notesPerPatternPropIdx));
}
else
{
for (int i = minPatternIdx; i <= maxPatternIdx; i++)
{
var beatLength = props.GetPropertyValue <int>(notesPerBeatPropIdx);
var patternLength = props.GetPropertyValue <int>(notesPerPatternPropIdx);
if (custom)
{
song.SetPatternCustomSettings(i, patternLength, beatLength);
}
else
{
song.ClearPatternCustomSettings(i);
}
}
}
FinishApply(callback);
}
else
{
var tempoIndex = Array.IndexOf(tempoStrings, props.GetPropertyValue <string>(famistudioBpmPropIdx));
var tempoInfo = tempoList[tempoIndex];
var beatLength = props.GetPropertyValue <int>(notesPerBeatPropIdx);
var patternLength = props.GetPropertyValue <int>(notesPerPatternPropIdx);
var noteLength = Utils.Min(tempoInfo.groove);
var grooveIndex = Array.IndexOf(grooveStrings, props.GetPropertyValue <string>(groovePropIdx));
var groovePadMode = GroovePaddingType.GetValueForName(props.GetPropertyValue <string>(groovePadPropIdx));
var grooveList = FamiStudioTempoUtils.GetAvailableGrooves(tempoInfo.groove);
var groove = grooveList[grooveIndex];
props.UpdateIntegerRange(notesPerPatternPropIdx, 1, Pattern.MaxLength / noteLength);
props.SetLabelText(framesPerNotePropIdx, noteLength.ToString());
if (patternIdx == -1)
{
ShowConvertTempoDialogAsync(noteLength != originalNoteLength, (c) =>
{
song.ChangeFamiStudioTempoGroove(groove, c);
song.SetBeatLength(beatLength * song.NoteLength);
song.SetDefaultPatternLength(patternLength * song.NoteLength);
song.SetGroovePaddingMode(groovePadMode);
FinishApply(callback);
});
}
else
{
var actualNoteLength = song.NoteLength;
var actualPatternLength = song.PatternLength;
var actualBeatLength = song.BeatLength;
if (custom)
{
actualNoteLength = noteLength;
actualBeatLength = beatLength * noteLength;
actualPatternLength = patternLength * noteLength;
}
var patternsToResize = new List <int>();
for (int i = minPatternIdx; i <= maxPatternIdx; i++)
{
if (actualNoteLength != song.GetPatternNoteLength(patternIdx))
{
patternsToResize.Add(i);
}
}
ShowConvertTempoDialogAsync(patternsToResize.Count > 0, (c) =>
{
if (c)
{
foreach (var p in patternsToResize)
{
song.ResizePatternNotes(p, actualNoteLength);
}
}
for (int i = minPatternIdx; i <= maxPatternIdx; i++)
{
if (custom)
{
song.SetPatternCustomSettings(i, actualPatternLength, actualBeatLength, groove, groovePadMode);
}
else
{
song.ClearPatternCustomSettings(i);
}
}
FinishApply(callback);
});
}
}
}
private void UpdateWarnings()
{
var numFramesPerPattern = 0;
if (song.UsesFamiStudioTempo)
{
var tempoIndex = Array.IndexOf(tempoStrings, props.GetPropertyValue <string>(famistudioBpmPropIdx));
var tempoInfo = tempoList[tempoIndex];
var notesPerBeat = props.GetPropertyValue <int>(notesPerBeatPropIdx);
var notesPerPattern = props.GetPropertyValue <int>(notesPerPatternPropIdx);
if (tempoInfo.groove.Length == 1)
{
props.SetPropertyWarning(famistudioBpmPropIdx, CommentType.Good, "Ideal tempo : notes will be perfectly evenly divided.");
}
else if ((tempoInfo.groove.Length % notesPerBeat) == 0 ||
(notesPerBeat % tempoInfo.groove.Length) == 0)
{
props.SetPropertyWarning(famistudioBpmPropIdx, CommentType.Warning, "Beat-aligned groove : notes will be slightly uneven, but well aligned with the beat.");
}
else
{
props.SetPropertyWarning(famistudioBpmPropIdx, CommentType.Error, "Unaligned groove : notes will be slightly uneven and not aligned to the beat.");
}
if (notesPerBeat != 4)
{
props.SetPropertyWarning(notesPerBeatPropIdx, CommentType.Error, "A value of 4 is strongly recommended as it gives the best range of available BPMs.");
}
else
{
props.SetPropertyWarning(notesPerBeatPropIdx, CommentType.Good, "4 is the recommended value.");
}
var groovePadMode = GroovePaddingType.GetValueForName(props.GetPropertyValue <string>(groovePadPropIdx));
numFramesPerPattern = FamiStudioTempoUtils.ComputeNumberOfFrameForGroove(notesPerPattern * Utils.Min(tempoInfo.groove), tempoInfo.groove, groovePadMode);
}
else if (famitrackerSpeedPropIdx >= 0)
{
var speed = props.GetPropertyValue <int>(famitrackerSpeedPropIdx);
var tempo = props.GetPropertyValue <int>(famitrackerTempoPropIdx);
if (speed == 1)
{
props.SetPropertyWarning(famitrackerSpeedPropIdx, CommentType.Warning, $"A speed of 1 will not produce the same BPM between platforms (PAL/NTSC).");
}
else
{
props.SetPropertyWarning(famitrackerSpeedPropIdx, CommentType.Good, "");
}
if (tempo != 150)
{
props.SetPropertyWarning(famitrackerTempoPropIdx, CommentType.Warning, "A tempo of 150 is strongly recommended as it produces even notes on all platforms (NTSC/PAL).");
}
else
{
props.SetPropertyWarning(famitrackerTempoPropIdx, CommentType.Good, "150 is the recommended value.");
}
}
if (patternIdx >= 0 && numFramesPerPattern > song.PatternLength)
{
props.SetPropertyWarning(notesPerPatternPropIdx, CommentType.Warning, $"Pattern is longer than the song pattern length and FamiTracker does not support this. Ignore this if you are not planning to export to FamiTracker.");
}
else if (numFramesPerPattern >= 256)
{
props.SetPropertyWarning(notesPerPatternPropIdx, CommentType.Warning, $"Pattern is longer than what FamiTracker supports. Ignore this if you are not planning to export to FamiTracker.");
}
else
{
props.SetPropertyWarning(notesPerPatternPropIdx, CommentType.Good, "");
}
}