Initial

2024-08-07 09:16:27 -04:00
parent fdfadd5c7e
commit 5f971cf684
5200 changed files with 731717 additions and 0 deletions
--- a/guitar/Fingering.cpp
+++ b/guitar/Fingering.cpp
@@ -0,0 +1,88 @@
+#include <guitar/Fingering.hpp>
+#include <guitar/GlobalDefs.hpp>
+
+FrettedNotes Fingering::getFingering(const Scale &scale)
+{
+  FrettedNotes frettedNotes;
+	FrettedNote frettedNote;
+
+  frettedNotes.size(scale.size());
+  GlobalDefs::outDebug(scale.toString());
+  for(int index=0;index<scale.size();index++)
+	{
+	  if(!index)getFirst(frettedNote,((Scale&)scale)[index]);
+		else getNext(frettedNote,frettedNotes[index-1],((Scale&)scale)[index]);
+		frettedNotes[index]=frettedNote;
+	}
+  return frettedNotes;
+}
+
+bool Fingering::getFirst(FrettedNote &frettedNote,const Note &note)
+{
+  Note tmpNote;
+	bool found;
+
+  found=false;
+	mCurrString=0;
+	mCurrFret=0;
+  GlobalDefs::outDebug(String("[Fingering::getFirst] Looking for ")+note.toString());
+  while(!found)
+	{
+	  tmpNote=mFretboard.getAt(mCurrString,mCurrFret);
+		GlobalDefs::outDebug(String("[Fingering::getFirst] Str:")+String().fromInt(mCurrString)+String(" Fret:")+String().fromInt(mCurrFret)+String(" ")+tmpNote.toString());
+		if(tmpNote==note)
+		{
+		  frettedNote.setString(mCurrString);
+			frettedNote.setFret(mCurrFret);
+			frettedNote.setNote(tmpNote);
+			mAnchorFret=mCurrFret;
+		  found=true;
+		}
+		if(mCurrFret>Fretboard::Frets)
+		{
+		  mCurrString++;
+			mCurrFret=0;
+			if(mCurrString<0)return false;
+		}
+		mCurrFret++;
+	}
+  return found;
+}
+
+bool Fingering::getNext(FrettedNote &frettedNote,const FrettedNote &prevFrettedNote,const Note &note)
+{
+  Note tmpNote;
+	bool found;
+
+  found=false;
+  GlobalDefs::outDebug(String("[Fingering::getNext] Looking for ")+note.toString());
+	if(mCurrFret<0||mCurrString>5)return false;
+  while(!found)
+	{
+	  tmpNote=mFretboard.getAt(mCurrString,mCurrFret);
+ 		GlobalDefs::outDebug(String("[Fingering::getNext] Str:")+String().fromInt(mCurrString)+String(" Fret:")+String().fromInt(mCurrFret)+String(" ")+tmpNote.toString());
+		if(tmpNote==note)
+		{
+		  frettedNote.setString(mCurrString);
+			frettedNote.setFret(mCurrFret);
+			frettedNote.setNote(tmpNote);
+		  found=true;
+		}
+		if((mCurrFret-mAnchorFret)+1>mMaxStretchFrets)
+		{
+		  mCurrFret=mAnchorFret-2;
+			mCurrString++;
+//			mAnchorFret=mCurrFret;
+			if(mCurrString>5)return false;
+			if(mCurrFret<0)mCurrFret=0;
+		}
+		if(mCurrFret>Fretboard::Frets)
+		{
+		  mCurrString++;
+			mCurrFret=0;
+			if(mCurrString>5)return false;
+		}
+		mCurrFret++;
+	}
+  return found;
+}