Factor out VLPitchGrid, unit tests and code work

Sources/VLPitchGrid.cpp

@@ -0,0 +1,237 @@
+//
+// File: VLPitchGrid.h - Translate between (MIDI) pitches and their vertical position
+//
+// Author(s):
+//
+//      (MN)    Matthias Neeracher
+//
+// Copyright © 2011 Matthias Neeracher
+//
+
+#include "VLPitchGrid.h"
+#include "VLModel.h"
+
+#define P(x) (1<<x)
+
+static inline bool IsBasicNote(int semi) 
+{
+    //
+    // Bitmap of basic notes, padded left and right by two positions
+    //                              B     C     D     E     F     G     A     B     C 
+    const uint16_t kBasicNotes = P( 1)|P( 2)|P( 4)|P( 6)|P( 7)|P( 9)|P(11)|P(13)|P(14);
+    
+    return kBasicNotes & (1<<(semi+2));
+}
+
+static inline bool HasFlat(int semi, int key)
+{
+    const uint16_t kFMajor  =     P(1) | P(13);         // Bb
+    const uint16_t kBbMajor = kFMajor  | P(6);          // Eb
+    const uint16_t kEbMajor = kBbMajor | P(11);         // Ab
+    const uint16_t kAbMajor = kEbMajor | P(4);          // Db
+    const uint16_t kDbMajor = kAbMajor | P(9);          // Gb
+    const uint16_t kGbMajor = kDbMajor | P(2) | P(14);  // Cb
+    
+    static const uint16_t sFlats[] = 
+        {kFMajor, kBbMajor, kEbMajor, kAbMajor, kDbMajor, kGbMajor};
+    
+    return sFlats[-1-key] & (1<<(semi+2));
+}
+
+static inline bool HasSharp(int semi, int key)
+{
+    const uint16_t kGMajor  =           P(7);           // F#
+    const uint16_t kDMajor  = kGMajor | P(2) | P(14);   // C#
+    const uint16_t kAMajor  = kDMajor | P(9);           // G#
+    const uint16_t kEMajor  = kAMajor | P(4);           // D#
+    const uint16_t kBMajor  = kEMajor | P(11);          // A#
+    const uint16_t kFsMajor = kBMajor | P(6);           // E#
+    
+    static const uint16_t sSharps[] = 
+        {kGMajor, kDMajor, kAMajor, kEMajor, kBMajor, kFsMajor};
+    
+    return sSharps[key-1] & (1<<(semi+2));
+}
+
+static inline int8_t SemiToStep(int semi)
+{
+    static const int8_t sSteps[] = 
+    //   Bb  B C   D   E F   G   A   B C
+        {-1,-1,0,0,1,1,2,3,3,4,4,5,5,6,7,7};
+
+    return sSteps[semi+2];
+}
+
+static inline int8_t StepToSemi(int step)
+{
+    //                             C D E F G A B
+    static const int8_t sSemi[] = {0,2,4,5,7,9,11};
+    
+    return sSemi[step];
+}
+
+int VLPitchToGrid(int8_t pitch, uint16_t & visual, int key)
+{
+    int semi    = pitch % 12;
+    int octave  = (pitch/12)-5;
+    
+    if ((visual &= VLNote::kAccidentalsMask)) {
+        //
+        // The user expressed a preference, try to match it
+        //
+        switch (visual) {
+        case VLNote::kWantNatural:
+            if (!IsBasicNote(semi))
+                break;
+            visual = 0; // Don't draw naturals unless needed 
+            goto computePosition;
+        case VLNote::kWant2Flat:
+            if (IsBasicNote(semi+2)) {
+                semi    +=  2;
+                goto computePosition;
+            } 
+            visual = VLNote::kWantFlat;
+            goto flatIsPossible;
+        case VLNote::kWantFlat:
+            if (!IsBasicNote(semi+1)) 
+                break;
+        flatIsPossible:
+            semi    +=  1;
+			if (key < 0 && HasFlat(semi, key))
+				visual = 0;
+            goto computePosition;
+        case VLNote::kWant2Sharp:
+            if (IsBasicNote(semi-2)) {
+                semi    -=  2;
+                goto computePosition;
+            } 
+            visual = VLNote::kWantSharp;
+            goto sharpIsPossible;
+        case VLNote::kWantSharp:
+            if (!IsBasicNote(semi-1)) 
+                break;
+        sharpIsPossible:
+            semi    -=  1;
+            if (key > 0 && HasSharp(semi, key))
+                visual = 0;
+            goto computePosition;
+        }
+    }
+    //
+    // No visuals, or no match
+    //
+    visual = 0;
+    if (IsBasicNote(semi)) {
+        if (key < 0 ? HasFlat(semi, key) : key > 0 && HasSharp(semi, key))
+            visual  = VLNote::kWantNatural;
+    } else if (key < 0) {
+        semi       += 1;
+        if (!HasFlat(semi, key))
+            visual  = VLNote::kWantFlat;
+    } else if (key > 0) {
+        semi       -= 1;
+        if (!HasSharp(semi, key))
+            visual  = VLNote::kWantSharp;
+    } else {
+        semi       += 1;
+        visual      = VLNote::kWantFlat;
+    }
+computePosition:
+    return SemiToStep(semi)+7*octave;
+}
+
+int8_t  VLGridToPitch(int gridPos, uint16_t visual, int key)
+{
+    int octave = VLNote::kMiddleC;
+    
+    while (gridPos > 6) {
+        octave  +=  12;
+        gridPos -=   7;
+    }
+    while (gridPos < 0) {
+        octave  -=  12;
+        gridPos +=   7;
+    }
+    int semi        = StepToSemi(gridPos);
+    int accidental;
+    switch (visual) {
+    case VLNote::kWantFlat:
+        accidental  = -1;
+        break;
+    case VLNote::kWant2Flat:
+        accidental  = -2;
+        break;
+    case VLNote::kWantSharp:
+        accidental  = 1;
+        break;
+    case VLNote::kWant2Sharp:
+        accidental  = 2;
+        break;
+    case VLNote::kWantNatural:
+        accidental  = 0;
+        break;
+    default:
+        if (key > 0 && HasSharp(semi, key))
+            accidental = 1;
+        else if (key < 0 && HasFlat(semi, key))
+            accidental = -1;
+        else
+            accidental = 0;
+        break;
+    }
+    return octave+semi+accidental;
+}
+
+VLVisualFilter::VLVisualFilter(int key)
+{
+    memset(&fKeyState[0], 0, 7*sizeof(fKeyState[0]));
+    switch (key) { // Almost every state falls through
+    case -6:
+        fKeyState[0]   = VLNote::kWantFlat;
+    case -5:
+        fKeyState[5]   = VLNote::kWantFlat;
+    case -4:
+        fKeyState[1]   = VLNote::kWantFlat;
+    case -3:
+        fKeyState[4]   = VLNote::kWantFlat;
+    case -2:
+        fKeyState[2]   = VLNote::kWantFlat;
+    case -1:
+        fKeyState[6]   = VLNote::kWantFlat;
+    case 0:
+        break;
+    case 6:
+        fKeyState[2]   = VLNote::kWantSharp;
+    case 5:
+        fKeyState[5]   = VLNote::kWantSharp;
+    case 4:
+        fKeyState[1]   = VLNote::kWantSharp;
+    case 3:
+        fKeyState[4]   = VLNote::kWantSharp;
+    case 2:
+        fKeyState[0]   = VLNote::kWantSharp;
+    case 1:
+        fKeyState[3]   = VLNote::kWantSharp;
+    default:
+        break;
+    }
+    memcpy(fState, fKeyState, 7*sizeof(fKeyState[0]));
+}
+
+uint16_t VLVisualFilter::operator()(int gridPos, uint16_t visual)
+{
+    gridPos %= 12;
+    if (!visual)
+        visual = fKeyState[gridPos];
+    if (visual != fState[gridPos])
+        if (!fState[gridPos] && visual == VLNote::kWantNatural) {
+            visual = 0;
+        } else {
+            if (!visual)
+                visual = VLNote::kWantNatural;
+            fState[gridPos] = visual==VLNote::kWantNatural ? 0 : visual;
+        }
+    else
+        visual = 0;
+    return visual;
+}

Sources/VLPitchGrid.h

@@ -0,0 +1,30 @@
+//
+// File: VLPitchGrid.h - Translate between (MIDI) pitches and their vertical position
+//
+// Author(s):
+//
+//      (MN)    Matthias Neeracher
+//
+// Copyright © 2011 Matthias Neeracher
+//
+
+#include <inttypes.h>
+
+//
+// Grid position is defined from middle C
+//
+int     VLPitchToGrid(int8_t pitch, uint16_t & visual, int key);
+int8_t  VLGridToPitch(int gridPos, uint16_t visual, int key);
+
+//
+// Avoid repeating accidentals
+//
+class VLVisualFilter {
+public:
+    VLVisualFilter(int key);
+    
+    uint16_t    operator()(int gridPos, uint16_t visual);
+private:
+    uint16_t    fState[7];
+    uint16_t    fKeyState[7];
+};

Sources/VLSheetView.h

@@ -5,7 +5,7 @@
 //
 //      (MN)    Matthias Neeracher
 //
-// Copyright © 2005-2008 Matthias Neeracher
+// Copyright © 2005-2011 Matthias Neeracher
 //
 
 #import <Cocoa/Cocoa.h>
@@ -115,10 +115,13 @@ enum VLRecalc {
 - (VLSong *) song;
 - (NSImage *) musicElement:(VLMusicElement)elt;
 
-- (int) stepInSection:(int)section withPitch:(int)pitch visual:(int)visual;
 - (float) systemY:(int)system;
-- (float) noteYInSection:(int)section withPitch:(int)pitch visual:(int)visual accidental:(VLMusicElement*)accidental;
+- (int) gridInSection:(int)section withPitch:(int)pitch visual:(uint16_t)visual;
-- (float) noteYInMeasure:(int)measure withPitch:(int)pitch visual:(int)visual accidental:(VLMusicElement*)accidental;
+- (float) noteYInSection:(int)section withPitch:(int)pitch visual:(uint16_t *)visual;
+- (float) noteYInSection:(int)section withPitch:(int)pitch;
+- (VLMusicElement)accidentalForVisual:(uint16_t)visual;
+- (float) noteYInMeasure:(int)measure withPitch:(int)pitch visual:(uint16_t *)visual;
+- (float) noteYInMeasure:(int)measure withPitch:(int)pitch;
 - (float) noteXInMeasure:(int)measure at:(VLFraction)at;
 
 - (void) scrollMeasureToVisible:(int)measure;

Sources/VLSheetView.mm

@@ -17,6 +17,8 @@
 #import "VLSoundOut.h"
 #import "VLGrooveController.h"
 
+#import "VLPitchGrid.h"
+
 #import "VLDocument.h"
 
 #include <cmath>
@@ -139,85 +141,60 @@ static float sFlatPos[] = {
 	return kSystemBaseline+b.origin.y+b.size.height-(system+1)*kSystemH;
 }
 
-int8_t sSemi2Pitch[4][12] = {{
+- (int) gridInSection:(int)section withPitch:(int)pitch visual:(uint16_t)visual
- // C  Db D  Eb E  F  Gb G  Ab A  Bb B 
-	0, 1, 1, 2, 2, 3, 4, 4, 5, 5, 6, 6,
-},{
- // C  C# D  D# E  F  F# G  G# A  A# B 
-	0, 0, 1, 1, 2, 3, 3, 4, 4, 5, 5, 6,
-}};
-
-#define S	kMusicSharp,
-#define F	kMusicFlat,
-#define N	kMusicNatural,
-#define _	kMusicNothing,
-
-VLMusicElement sSemi2Accidental[13][12] = {
- //  C DbD EbE F GbG AbA BbB 
-	{N _ N _ N _ _ N _ N _ N}, // Gb major - 6 flats
-	{_ _ N _ N _ _ N _ N _ N}, // Db major - 5 flats
-	{_ _ N _ N _ F _ _ N _ N}, // Ab major - 4 flats
-	{_ F _ _ N _ F _ _ N _ N}, // Eb major - 3 flats
-	{_ F _ _ N _ F _ F _ _ N}, // Bb major - 2 flats
-	{_ F _ F _ _ F _ F _ _ N}, // F major  - 1 flat
-	{_ F _ F _ _ F _ F _ F _}, // C major
- //  C C#D D#E F F#G G#A A#B 	
-	{_ S _ S _ N _ _ S _ S _}, // G major - 1 sharp
-	{N _ _ S _ N _ _ S _ S _}, // D major - 2 sharps
-	{N _ _ S _ N _ N _ _ S _}, // A major - 3 sharps
-	{N _ N _ _ N _ N _ _ S _}, // E major - 4 sharps
-	{N _ N _ _ N _ N _ N _ _}, // B major - 5 sharps
-	{N _ N _ N N _ N _ N _ _}, // F# major - 6 sharps
-};
-
-#undef S
-#undef F
-#undef N
-#undef _
-
-- (int) stepInSection:(int)section withPitch:(int)pitch visual:(int)visual
 {
-	int 	semi 		= pitch % 12;
 	int key     = [self song]->fProperties[section].fKey;
-	bool 	useSharps	= (visual & VLNote::kAccidentalsMask)
-		? (visual & VLNote::kWantSharp) : (key > 0);
     
-	return	sSemi2Pitch[useSharps][semi];
+    return VLPitchToGrid(pitch, visual, key);
+}
+
+- (float) noteYInSection:(int)section withPitch:(int)pitch visual:(uint16_t *)visual
+{
+	int key     = [self song]->fProperties[section].fKey;
+    int grid    = VLPitchToGrid(pitch, *visual, key);
+
+	return (grid*0.5f - 1.0) * kLineH;
 }
 
 - (float) noteYInSection:(int)section withPitch:(int)pitch
-				  visual:(int)visual accidental:(VLMusicElement*)accidental
 {
-	int 	semi 		= pitch % 12;
-	int		octave  	= (pitch / 12) - 5;
 	int         key     = [self song]->fProperties[section].fKey;
+    uint16_t    visual  = 0;
+    int         grid    = VLPitchToGrid(pitch, visual, key);
     
-	switch (*accidental = sSemi2Accidental[key+6][semi]) {
+	return (grid*0.5f - 1.0) * kLineH;
-	case kMusicSharp:
-		if (visual & VLNote::kWantFlat) 
-			*accidental = kMusicFlat;
-		break;
-	case kMusicFlat:
-		if (visual & VLNote::kWantSharp) 
-			*accidental = kMusicSharp;
-		break;
-	default:
-		visual = 0;
-		break;
-	}
-
-	return (octave*3.5f
-			+ [self stepInSection:section withPitch:pitch visual:visual]*0.5f
-			- 1.0f
-		   )* kLineH;
 }
 
-- (float) noteYInMeasure:(int)measure withPitch:(int)pitch
+- (VLMusicElement)accidentalForVisual:(uint16_t)visual
-				  visual:(int)visual accidental:(VLMusicElement*)accidental
+{
+    switch (visual & VLNote::kAccidentalsMask) {
+    case VLNote::kWantSharp:
+    case VLNote::kWant2Sharp: // TODO
+        return kMusicSharp;
+    case VLNote::kWantFlat:
+    case VLNote::kWant2Flat: // TODO
+        return kMusicFlat;
+    case VLNote::kWantNatural:
+        return kMusicNatural;
+    default:
+        return kMusicNothing;
+    }
+}
+
+- (float) noteYInMeasure:(int)measure withPitch:(int)pitch visual:(uint16_t *)visual
 {
 	return [self systemY:fLayout->SystemForMeasure(measure)]
 		+ [self noteYInSection:[self song]->fMeasures[measure].fPropIdx
-				withPitch:pitch visual:visual accidental:accidental];
+				withPitch:pitch visual:visual];
+}
+
+- (float) noteYInMeasure:(int)measure withPitch:(int)pitch
+{
+    uint16_t dummyVis = 0;
+    
+	return [self systemY:fLayout->SystemForMeasure(measure)]
+    + [self noteYInSection:[self song]->fMeasures[measure].fPropIdx
+                 withPitch:pitch visual:&dummyVis];
 }
 
 - (float) noteXInMeasure:(int)measure at:(VLFraction)at
@@ -810,8 +787,10 @@ static int8_t sSharpAcc[] = {
 		fCursorAccidental	= kMusicSharpCursor; // G -> G#
 		fCursorActualPitch	= fCursorPitch+1;
 		break;
-	default:
     case NSAlternateKeyMask|NSCommandKeyMask:
+        fCursorAccidental	= kMusicNaturalCursor; 
+        // Fall through
+	default:
 		fCursorActualPitch	= fCursorPitch;
 		break;				  					 // G -> G
 	}

Sources/VLSheetViewNotes.mm

@@ -13,6 +13,7 @@
 #import "VLSheetViewInternal.h"
 #import "VLDocument.h"
 #import "VLSoundOut.h"
+#import "VLPitchGrid.h"
 
 #include <algorithm>
 
@@ -29,6 +30,9 @@
 		case kMusicSharpCursor:
 			newNote.fVisual |= VLNote::kWantSharp;
 			break;
+        case kMusicNaturalCursor:
+            newNote.fVisual |= VLNote::kWantNatural;
+            break;
 		}
 		[[self document] willChangeSong];
 		if (fCursorAccidental == kMusicExtendCursor) 
@@ -56,14 +60,10 @@
 	}
 }
 
-- (void) drawLedgerLinesInSection:(int)section withPitch:(int)pitch visual:(int)visual at:(NSPoint)p
+- (void) drawLedgerLinesInSection:(int)section withPitch:(int)pitch visual:(uint16_t)visual at:(NSPoint)p
 {
 	p.x        += kLedgerX;
-	int	octave	= (pitch / 12) - 5;
+    int step    = ([self gridInSection:section withPitch:pitch visual:visual]-2)/2;
-	int step	= (octave*7
-				   + [self stepInSection:section withPitch:pitch visual:visual]
-				   - 2
-				  ) / 2;
 	
 	for (int i=0; i-- > step; ) {
 		NSPoint p0	= p;
@@ -88,17 +88,12 @@
 	int 			cursorX;
 	int				cursorY;
 	int				cursorSect;
-	int 			cursorVisual = 0;
+	uint16_t 		cursorVisual = 0;
-	VLMusicElement	acc;
 	VLMusicElement	cursorElt;
 	
 	cursorX = [self noteXInMeasure:measure at:at];
 	if (accidental == kMusicExtendCursor) {
-		cursorY 	= 
+		cursorY 	= [self noteYInMeasure:measure withPitch:pitch];
-			[self noteYInMeasure:measure 
-				  withPitch:pitch
-				  visual:0
-				  accidental:&acc];
 		cursorElt	= accidental;
 	} else
 		switch (mode) {
@@ -110,10 +105,12 @@
 			case kMusicFlat:
 				cursorVisual = VLNote::kWantFlat;
 				break;
+            default:
+                break;
 			}
 			cursorY 	= 
 				[self noteYInMeasure:measure withPitch:pitch 
-					  visual:cursorVisual accidental:&acc] - kNoteY;
+					  visual:&cursorVisual] - kNoteY;
 			cursorSect  = [self song]->fMeasures[measure].fPropIdx;
 			[self drawLedgerLinesInSection:cursorSect withPitch:pitch 
 				  visual:cursorVisual at:NSMakePoint(cursorX, 
@@ -121,14 +118,11 @@
 			cursorElt 	= kMusicNoteCursor;
 			break;
 		case 'r':
-			cursorY 	= [self noteYInMeasure:measure 
+			cursorY 	= [self noteYInMeasure:measure withPitch:65];
-								withPitch:65 visual:0 accidental:&acc];
 			cursorElt	= kMusicRestCursor;
 			break;
 		case 'k':
-			cursorY 	= [self noteYInMeasure:measure 
+			cursorY 	= [self noteYInMeasure:measure withPitch:pitch];
-								withPitch:pitch visual:0 
-								accidental:&acc];
 			cursorElt	= kMusicKillCursor;
 			break;
 		}
@@ -219,6 +213,8 @@
 			at.x	+= kNaturalW;
 			at.y	+= kNaturalY;
 			break;
+        default:
+            break;
 		}
 		[[self musicElement:accidental] 
 			compositeToPoint:at operation: NSCompositeSourceOver];
@@ -349,8 +345,7 @@
 	bool	hasTriplets	= false;
 
 	for (int m = 0; m<kLayout.NumMeasures(); ++m) {
-		VLMusicElement accidentals[7];
+		VLVisualFilter  filterVisuals(kProp.fKey);
-		memset(accidentals, 0, 7*sizeof(VLMusicElement));
 		int	measIdx = m+kFirstMeas;
 		if (measIdx >= song->CountMeasures())
 			break;
@@ -371,34 +366,21 @@
 					  visual:note->fVisual
 					  at:NSMakePoint([self noteXInMeasure:measIdx at:at], 
 									 kSystemY)];
-				VLMusicElement		accidental;
+                uint16_t    visual  = note->fVisual;
-				pos = NSMakePoint([self noteXInMeasure:measIdx at:at],
+				pos                 = 
+                    NSMakePoint([self noteXInMeasure:measIdx at:at],
                                 kSystemY+[self noteYInSection:measure.fPropIdx
-												 withPitch:pitch 
+                                                    withPitch:pitch visual:&visual]);
-												 visual:note->fVisual
+				int			step    = [self gridInSection:measure.fPropIdx
-												 accidental:&accidental]);
+                                                withPitch:pitch visual:note->fVisual];
-				VLMusicElement 	acc = accidental;
-				int				step= [self stepInSection:measure.fPropIdx
-											withPitch:pitch 	
-											visual:note->fVisual];
-				if (acc == accidentals[step])
-					acc = kMusicNothing; 	// Don't repeat accidentals
-				else if (acc == kMusicNothing) 
-					if (accidentals[step] == kMusicNatural) // Resume signature
-						acc = kProp.fKey < 0 ? kMusicFlat : kMusicSharp;
-					else 
-						acc = kMusicNatural;
 				[self drawNote:note->fVisual & VLNote::kNoteHeadMask
 					  at: pos
-					  accidental: acc
+					  accidental:[self accidentalForVisual:filterVisuals(step, visual)]
 					  tied:tied];
-				accidentals[step] = accidental;
 			} else {
 				VLMusicElement		accidental;
 				pos = NSMakePoint([self noteXInMeasure:measIdx at:at],
-								  kSystemY+[self noteYInSection:measure.fPropIdx
+								  kSystemY+[self noteYInSection:measure.fPropIdx withPitch:65]);
-												 withPitch:65 visual:0
-												 accidental:&accidental]);
 				[self drawRest:note->fVisual & VLNote::kNoteHeadMask at: pos];
 			}
 			if (note->fVisual & VLNote::kTriplet) {

Tests/TVLPitchGrid/TVLPitchGrid-Info.plist

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>en</string>
+	<key>CFBundleExecutable</key>
+	<string>${EXECUTABLE_NAME}</string>
+	<key>CFBundleIdentifier</key>
+	<string>org.aereperennius.${PRODUCT_NAME:rfc1034identifier}</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundlePackageType</key>
+	<string>BNDL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+</dict>
+</plist>

Tests/TVLPitchGrid/TVLPitchGrid-Prefix.pch

@@ -0,0 +1,7 @@
+//
+// Prefix header for all source files of the 'TVLPitchGrid' target in the 'TVLPitchGrid' project
+//
+
+#ifdef __OBJC__
+    #import <Cocoa/Cocoa.h>
+#endif

Tests/TVLPitchGrid/TVLPitchGrid.h

@@ -0,0 +1,13 @@
+//
+//  TVLPitchGrid.h
+//  TVLPitchGrid
+//
+//  Created by Matthias Neeracher on 8/28/11.
+//  Copyright 2011 Matthias Neeracher
+//
+
+#import <SenTestingKit/SenTestingKit.h>
+
+@interface TVLPitchGrid : SenTestCase
+
+@end

Tests/TVLPitchGrid/TVLPitchGrid.mm

@@ -0,0 +1,116 @@
+//
+//  TVLPitchGrid.m
+//  TVLPitchGrid
+//
+//  Created by Matthias Neeracher on 8/28/11.
+//  Copyright 2011 Matthias Neeracher
+//
+
+#import "TVLPitchGrid.h"
+#import "VLPitchGrid.h"
+#import "VLModel.h"
+
+@implementation TVLPitchGrid
+
+- (void)setUp
+{
+    [super setUp];
+}
+
+- (void)tearDown
+{
+    [super tearDown];
+}
+
+#define TestPitchToGrid(grid,visualOut,pitch,visualIn,key) \
+    do {    uint16_t vis = visualIn; \
+            STAssertEquals(grid, VLPitchToGrid(pitch,vis,key),\
+                @"VLPitchToGrid(%d,%02x,%d)", pitch, visualIn, key);\
+            STAssertEquals((uint16_t)visualOut, vis,\
+                @"VLPitchToGrid(%d,%02x,%d) [acc]", pitch, visualIn, key);\
+    } while (0)
+                    
+- (void)testPitchToGrid
+{
+    TestPitchToGrid(  0,  0,                    60, 0,                      0);    // Middle C, C Major
+    TestPitchToGrid(  0,  VLNote::kWantNatural, 60, 0,                      2);    // Middle C, D Major
+    TestPitchToGrid(  0,  0,                    60, 0,                     -5);    // Middle C, Db Major
+    TestPitchToGrid(  0,  VLNote::kWantNatural, 60, 0,                     -6);    // Middle C, Gb Major
+    TestPitchToGrid(  0,  0,                    60, VLNote::kWantNatural,   0);
+    TestPitchToGrid( -1,  VLNote::kWantSharp,   60, VLNote::kWantSharp,     0);
+    TestPitchToGrid(  0,  0,                    60, VLNote::kWantFlat,      0);
+    TestPitchToGrid(  0,  VLNote::kWantNatural, 60, VLNote::kWantFlat,      2);
+    TestPitchToGrid( -1,  VLNote::kWantSharp,   60, VLNote::kWant2Sharp,    0);
+    TestPitchToGrid(  1,  VLNote::kWant2Flat,   60, VLNote::kWant2Flat,     0);
+
+    TestPitchToGrid(  1,  VLNote::kWantFlat,    61, 0,                      0);    // D flat, C Major
+    TestPitchToGrid(  1,  VLNote::kWantFlat,    61, 0,                     -1);    // D flat, F Major
+    TestPitchToGrid(  1,  0,                    61, 0,                     -4);    // D flat, Ab Major
+    TestPitchToGrid(  0,  VLNote::kWantSharp,   61, 0,                      1);    // D flat, G Major
+    TestPitchToGrid(  0,  0,                    61, 0,                      2);    // D flat, D Major
+    TestPitchToGrid(  1,  VLNote::kWantFlat,    61, VLNote::kWantNatural,   0);
+    TestPitchToGrid(  0,  VLNote::kWantSharp,   61, VLNote::kWantSharp,     0);
+    TestPitchToGrid(  0,  0,                    61, VLNote::kWantSharp,     2);
+    TestPitchToGrid(  1,  VLNote::kWantFlat,    61, VLNote::kWantFlat,      0);
+    TestPitchToGrid(  1,  0,                    61, VLNote::kWantFlat,     -4);
+    TestPitchToGrid( -1,  VLNote::kWant2Sharp,  61, VLNote::kWant2Sharp,    0);
+    TestPitchToGrid(  1,  VLNote::kWantFlat,    61, VLNote::kWant2Flat,     0);
+
+    TestPitchToGrid(  1,  0,                    62, 0,                      0);    // D, C Major
+    TestPitchToGrid(  1,  0,                    62, VLNote::kWantNatural,   0);
+    TestPitchToGrid(  1,  0,                    62, VLNote::kWantSharp,     0);
+    TestPitchToGrid(  1,  0,                    62, VLNote::kWantFlat,      0);
+    TestPitchToGrid(  0,  VLNote::kWant2Sharp,  62, VLNote::kWant2Sharp,    0);
+    TestPitchToGrid(  2,  VLNote::kWant2Flat,   62, VLNote::kWant2Flat,     0);
+    
+    TestPitchToGrid(  6,  0,                    71, 0,                      0);    // B, C Major
+    TestPitchToGrid(  6,  0,                    71, VLNote::kWantNatural,   0);
+    TestPitchToGrid(  6,  0,                    71, VLNote::kWantSharp,     0);
+    TestPitchToGrid(  7,  VLNote::kWantFlat,    71, VLNote::kWantFlat,      0);
+    TestPitchToGrid(  5,  VLNote::kWant2Sharp,  71, VLNote::kWant2Sharp,    0);
+    TestPitchToGrid(  7,  VLNote::kWantFlat,    71, VLNote::kWant2Flat,     0);
+
+    TestPitchToGrid(  7,  0,                    72, 0,                      0);    // Octaves
+    TestPitchToGrid( 14,  0,                    84, 0,                      0);
+    TestPitchToGrid( -7,  0,                    48, 0,                      0);
+}
+
+#define TestGridToPitch(pitch,grid,visualIn,key) \
+    do {    uint16_t vis = visualIn; \
+            STAssertEquals(pitch, (int)VLGridToPitch(grid,vis,key),\
+                @"VLGridToPitch(%d,%02x,%d)", grid, visualIn, key);\
+    } while (0)
+
+- (void)testGridToPitch
+{
+    TestGridToPitch(60,  0, 0,                      0);
+    TestGridToPitch(60,  0, VLNote::kWantNatural,   0);
+    TestGridToPitch(61,  0, 0,                      2);
+    TestGridToPitch(60,  0, VLNote::kWantNatural,   2);
+    TestGridToPitch(59,  0, 0,                     -6);
+    TestGridToPitch(60,  0, VLNote::kWantNatural,  -6);
+    TestGridToPitch(61,  0, VLNote::kWantSharp,     0);
+    TestGridToPitch(59,  0, VLNote::kWantFlat,      0);
+    TestGridToPitch(62,  0, VLNote::kWant2Sharp,    0);
+    TestGridToPitch(58,  0, VLNote::kWant2Flat,     0);
+    TestGridToPitch(48, -7, 0,                      0);
+    TestGridToPitch(72,  7, 0,                      0);
+}
+
+#define TestVisualFilter(visualOut, grid, visualIn, filter) \
+    STAssertEquals((uint16_t)visualOut, filter(grid, visualIn), \
+        @"VLVisualFilter(%d,%02x)", grid, visualIn);
+
+- (void)testVisualFilter
+{
+    VLVisualFilter  filterBbMajor(-2);
+    
+    TestVisualFilter(0,                     0,  0,                  filterBbMajor);
+    TestVisualFilter(VLNote::kWantFlat,     0,  VLNote::kWantFlat,  filterBbMajor);
+    TestVisualFilter(VLNote::kWantNatural,  0,  0,                  filterBbMajor);
+    TestVisualFilter(VLNote::kWantSharp,    0,  VLNote::kWantSharp, filterBbMajor);
+    TestVisualFilter(0,                     2,  VLNote::kWantFlat,  filterBbMajor);
+    TestVisualFilter(VLNote::kWantSharp,    2,  VLNote::kWantSharp, filterBbMajor);
+    TestVisualFilter(VLNote::kWantFlat,     2,  0,                  filterBbMajor);
+}
+@end

Tests/TVLPitchGrid/en.lproj/InfoPlist.strings

@@ -0,0 +1,2 @@
+/* Localized versions of Info.plist keys */
+

VocalEasel.xcodeproj/project.pbxproj

@@ -40,6 +40,13 @@
 		9531F3520DE2B4CD004F78C2 /* VLMP3Document.mm in Sources */ = {isa = PBXBuildFile; fileRef = 9531F3500DE2B4CD004F78C2 /* VLMP3Document.mm */; };
 		9531F3670DE2B872004F78C2 /* lameWrapper in Copy Tools */ = {isa = PBXBuildFile; fileRef = 9531F3660DE2B872004F78C2 /* lameWrapper */; };
 		953722670AE9F0E100B6E483 /* VLLilypondDocument.mm in Sources */ = {isa = PBXBuildFile; fileRef = 953722660AE9F0E100B6E483 /* VLLilypondDocument.mm */; };
+		953F4B3D1409B01200C627F9 /* VLPitchGrid.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 953F4B3C1409B01200C627F9 /* VLPitchGrid.cpp */; };
+		953F4B441409C42100C627F9 /* SenTestingKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 95CFA8481409291500D0DB0D /* SenTestingKit.framework */; };
+		953F4B451409C42100C627F9 /* Cocoa.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 95AC6FFF14094107007EA050 /* Cocoa.framework */; };
+		953F4B4F1409C42100C627F9 /* InfoPlist.strings in Resources */ = {isa = PBXBuildFile; fileRef = 953F4B4D1409C42100C627F9 /* InfoPlist.strings */; };
+		953F4B511409C42100C627F9 /* TVLPitchGrid.h in Resources */ = {isa = PBXBuildFile; fileRef = 953F4B501409C42100C627F9 /* TVLPitchGrid.h */; };
+		953F4B531409C42100C627F9 /* TVLPitchGrid.mm in Sources */ = {isa = PBXBuildFile; fileRef = 953F4B521409C42100C627F9 /* TVLPitchGrid.mm */; };
+		953F4B591409C54600C627F9 /* VLPitchGrid.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 953F4B3C1409B01200C627F9 /* VLPitchGrid.cpp */; };
 		9545C5C30C092F4600251547 /* VLMMAWriter.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 9545C5C10C092F4600251547 /* VLMMAWriter.cpp */; };
 		95498DBD0AE3812F006B5F81 /* VLSoundSched.mm in Sources */ = {isa = PBXBuildFile; fileRef = 95498DBC0AE3812F006B5F81 /* VLSoundSched.mm */; };
 		954BBD860AEDDE5300BBFD5F /* VLAppController.mm in Sources */ = {isa = PBXBuildFile; fileRef = 954BBD850AEDDE5300BBFD5F /* VLAppController.mm */; };
@@ -210,6 +217,17 @@
 		9531F3660DE2B872004F78C2 /* lameWrapper */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.script.sh; name = lameWrapper; path = Tools/lameWrapper; sourceTree = "<group>"; };
 		953722650AE9F0E100B6E483 /* VLLilypondDocument.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = VLLilypondDocument.h; path = Sources/VLLilypondDocument.h; sourceTree = "<group>"; };
 		953722660AE9F0E100B6E483 /* VLLilypondDocument.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; name = VLLilypondDocument.mm; path = Sources/VLLilypondDocument.mm; sourceTree = "<group>"; };
+		953F4B3A1409AFFA00C627F9 /* VLPitchGrid.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = VLPitchGrid.h; path = Sources/VLPitchGrid.h; sourceTree = "<group>"; };
+		953F4B3C1409B01200C627F9 /* VLPitchGrid.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = VLPitchGrid.cpp; path = Sources/VLPitchGrid.cpp; sourceTree = "<group>"; };
+		953F4B431409C42100C627F9 /* TVLPitchGrid.octest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = TVLPitchGrid.octest; sourceTree = BUILT_PRODUCTS_DIR; };
+		953F4B471409C42100C627F9 /* AppKit.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = AppKit.framework; path = System/Library/Frameworks/AppKit.framework; sourceTree = SDKROOT; };
+		953F4B481409C42100C627F9 /* CoreData.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = CoreData.framework; path = System/Library/Frameworks/CoreData.framework; sourceTree = SDKROOT; };
+		953F4B491409C42100C627F9 /* Foundation.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Foundation.framework; path = System/Library/Frameworks/Foundation.framework; sourceTree = SDKROOT; };
+		953F4B4C1409C42100C627F9 /* TVLPitchGrid-Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; name = "TVLPitchGrid-Info.plist"; path = "Tests/TVLPitchGrid/TVLPitchGrid-Info.plist"; sourceTree = SOURCE_ROOT; };
+		953F4B4E1409C42100C627F9 /* en */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = en; path = en.lproj/InfoPlist.strings; sourceTree = "<group>"; };
+		953F4B501409C42100C627F9 /* TVLPitchGrid.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = TVLPitchGrid.h; path = Tests/TVLPitchGrid/TVLPitchGrid.h; sourceTree = SOURCE_ROOT; };
+		953F4B521409C42100C627F9 /* TVLPitchGrid.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; name = TVLPitchGrid.mm; path = Tests/TVLPitchGrid/TVLPitchGrid.mm; sourceTree = SOURCE_ROOT; };
+		953F4B541409C42100C627F9 /* TVLPitchGrid-Prefix.pch */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = "TVLPitchGrid-Prefix.pch"; path = "Tests/TVLPitchGrid/TVLPitchGrid-Prefix.pch"; sourceTree = SOURCE_ROOT; };
 		9545C5C10C092F4600251547 /* VLMMAWriter.cpp */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.cpp.cpp; name = VLMMAWriter.cpp; path = Sources/VLMMAWriter.cpp; sourceTree = "<group>"; };
 		9545C5C20C092F4600251547 /* VLMMAWriter.h */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.c.h; name = VLMMAWriter.h; path = Sources/VLMMAWriter.h; sourceTree = "<group>"; };
 		95498DBB0AE3812F006B5F81 /* VLSoundSched.h */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.c.h; name = VLSoundSched.h; path = Sources/VLSoundSched.h; sourceTree = "<group>"; };
@@ -334,6 +352,15 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		953F4B3F1409C42100C627F9 /* Frameworks */ = {
+			isa = PBXFrameworksBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				953F4B441409C42100C627F9 /* SenTestingKit.framework in Frameworks */,
+				953F4B451409C42100C627F9 /* Cocoa.framework in Frameworks */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 		955E595A0957C0FC0045FDA5 /* Frameworks */ = {
 			isa = PBXFrameworksBuildPhase;
 			buildActionMask = 2147483647;
@@ -376,6 +403,7 @@
 				959408A0096922CA007CCCF8 /* TVLEdit */,
 				95E04DA00AEB4837006F30A0 /* TVLLilypond */,
 				95CFA8471409291500D0DB0D /* TVLPitchNames.octest */,
+				953F4B431409C42100C627F9 /* TVLPitchGrid.octest */,
 			);
 			name = Products;
 			sourceTree = "<group>";
@@ -464,10 +492,41 @@
 				95AC700314099C64007EA050 /* AudioUnit.framework */,
 				95AC700614099CF0007EA050 /* Quartz.framework */,
 				95CFA8481409291500D0DB0D /* SenTestingKit.framework */,
+				953F4B461409C42100C627F9 /* Other Frameworks */,
 			);
 			name = Frameworks;
 			sourceTree = "<group>";
 		};
+		953F4B461409C42100C627F9 /* Other Frameworks */ = {
+			isa = PBXGroup;
+			children = (
+				953F4B471409C42100C627F9 /* AppKit.framework */,
+				953F4B481409C42100C627F9 /* CoreData.framework */,
+				953F4B491409C42100C627F9 /* Foundation.framework */,
+			);
+			name = "Other Frameworks";
+			sourceTree = "<group>";
+		};
+		953F4B4A1409C42100C627F9 /* TVLPitchGrid */ = {
+			isa = PBXGroup;
+			children = (
+				953F4B501409C42100C627F9 /* TVLPitchGrid.h */,
+				953F4B521409C42100C627F9 /* TVLPitchGrid.mm */,
+				953F4B4B1409C42100C627F9 /* Supporting Files */,
+			);
+			path = TVLPitchGrid;
+			sourceTree = "<group>";
+		};
+		953F4B4B1409C42100C627F9 /* Supporting Files */ = {
+			isa = PBXGroup;
+			children = (
+				953F4B4C1409C42100C627F9 /* TVLPitchGrid-Info.plist */,
+				953F4B4D1409C42100C627F9 /* InfoPlist.strings */,
+				953F4B541409C42100C627F9 /* TVLPitchGrid-Prefix.pch */,
+			);
+			name = "Supporting Files";
+			sourceTree = "<group>";
+		};
 		9546A1090B08B47A0028503B /* CoreAudio SDK Sources */ = {
 			isa = PBXGroup;
 			children = (
@@ -488,6 +547,7 @@
 		955E59560957C0C50045FDA5 /* Tests */ = {
 			isa = PBXGroup;
 			children = (
+				953F4B4A1409C42100C627F9 /* TVLPitchGrid */,
 				95CFA84C1409291500D0DB0D /* TVLPitchNames */,
 				95E04DA60AEB486E006F30A0 /* TVLLilypond.mm */,
 				959408AC096922EA007CCCF8 /* TVLEdit.cpp */,
@@ -528,6 +588,8 @@
 				955E58E4095658AB0045FDA5 /* VLModel.cpp */,
 				95CFA83914091B9000D0DB0D /* VLPitchName.h */,
 				95CFA83714091B7800D0DB0D /* VLPitchName.cpp */,
+				953F4B3A1409AFFA00C627F9 /* VLPitchGrid.h */,
+				953F4B3C1409B01200C627F9 /* VLPitchGrid.cpp */,
 				959A3A6D0DE8CB5B00EF207B /* VLMIDIWriter.h */,
 				959A3A6C0DE8CB5B00EF207B /* VLMIDIWriter.cpp */,
 				9531F34D0DE2B4CD004F78C2 /* VLAIFFDocument.h */,
@@ -696,6 +758,24 @@
 			productReference = 952CBB98095FD19D00434E43 /* TVLSoundOut */;
 			productType = "com.apple.product-type.tool";
 		};
+		953F4B421409C42100C627F9 /* TVLPitchGrid */ = {
+			isa = PBXNativeTarget;
+			buildConfigurationList = 953F4B551409C42100C627F9 /* Build configuration list for PBXNativeTarget "TVLPitchGrid" */;
+			buildPhases = (
+				953F4B3E1409C42100C627F9 /* Sources */,
+				953F4B3F1409C42100C627F9 /* Frameworks */,
+				953F4B401409C42100C627F9 /* Resources */,
+				953F4B411409C42100C627F9 /* ShellScript */,
+			);
+			buildRules = (
+			);
+			dependencies = (
+			);
+			name = TVLPitchGrid;
+			productName = TVLPitchGrid;
+			productReference = 953F4B431409C42100C627F9 /* TVLPitchGrid.octest */;
+			productType = "com.apple.product-type.bundle";
+		};
 		955E595B0957C0FC0045FDA5 /* TVLChord */ = {
 			isa = PBXNativeTarget;
 			buildConfigurationList = 95D7BF7C0AA699C600D5E02C /* Build configuration list for PBXNativeTarget "TVLChord" */;
@@ -791,6 +871,7 @@
 				9594089F096922CA007CCCF8 /* TVLEdit */,
 				95E04D9F0AEB4837006F30A0 /* TVLLilypond */,
 				95CFA8461409291500D0DB0D /* TVLPitchNames */,
+				953F4B421409C42100C627F9 /* TVLPitchGrid */,
 			);
 		};
 /* End PBXProject section */
@@ -832,6 +913,15 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		953F4B401409C42100C627F9 /* Resources */ = {
+			isa = PBXResourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				953F4B4F1409C42100C627F9 /* InfoPlist.strings in Resources */,
+				953F4B511409C42100C627F9 /* TVLPitchGrid.h in Resources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 		95CFA8441409291500D0DB0D /* Resources */ = {
 			isa = PBXResourcesBuildPhase;
 			buildActionMask = 2147483647;
@@ -844,6 +934,19 @@
 /* End PBXResourcesBuildPhase section */
 
 /* Begin PBXShellScriptBuildPhase section */
+		953F4B411409C42100C627F9 /* ShellScript */ = {
+			isa = PBXShellScriptBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputPaths = (
+			);
+			outputPaths = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "# Run the unit tests in this test bundle.\n\"${SYSTEM_DEVELOPER_DIR}/Tools/RunUnitTests\"\n";
+		};
 		95C462020B04475300649F92 /* ShellScript */ = {
 			isa = PBXShellScriptBuildPhase;
 			buildActionMask = 2147483647;
@@ -914,6 +1017,7 @@
 				9531F3520DE2B4CD004F78C2 /* VLMP3Document.mm in Sources */,
 				959A3A6E0DE8CB5B00EF207B /* VLMIDIWriter.cpp in Sources */,
 				95CFA83814091B7800D0DB0D /* VLPitchName.cpp in Sources */,
+				953F4B3D1409B01200C627F9 /* VLPitchGrid.cpp in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -931,6 +1035,15 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		953F4B3E1409C42100C627F9 /* Sources */ = {
+			isa = PBXSourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				953F4B531409C42100C627F9 /* TVLPitchGrid.mm in Sources */,
+				953F4B591409C54600C627F9 /* VLPitchGrid.cpp in Sources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 		955E59590957C0FC0045FDA5 /* Sources */ = {
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
@@ -1038,6 +1151,15 @@
 			name = VLPDFWindow.xib;
 			sourceTree = "<group>";
 		};
+		953F4B4D1409C42100C627F9 /* InfoPlist.strings */ = {
+			isa = PBXVariantGroup;
+			children = (
+				953F4B4E1409C42100C627F9 /* en */,
+			);
+			name = InfoPlist.strings;
+			path = Tests/TVLPitchGrid;
+			sourceTree = SOURCE_ROOT;
+		};
 		95CFA84F1409291500D0DB0D /* InfoPlist.strings */ = {
 			isa = PBXVariantGroup;
 			children = (
@@ -1050,6 +1172,88 @@
 /* End PBXVariantGroup section */
 
 /* Begin XCBuildConfiguration section */
+		953F4B561409C42100C627F9 /* Development */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
+				ARCHS = "$(ARCHS_STANDARD_64_BIT)";
+				COPY_PHASE_STRIP = NO;
+				FRAMEWORK_SEARCH_PATHS = "$(DEVELOPER_LIBRARY_DIR)/Frameworks";
+				GCC_C_LANGUAGE_STANDARD = gnu99;
+				GCC_DYNAMIC_NO_PIC = NO;
+				GCC_ENABLE_OBJC_EXCEPTIONS = YES;
+				GCC_OPTIMIZATION_LEVEL = 0;
+				GCC_PRECOMPILE_PREFIX_HEADER = YES;
+				GCC_PREFIX_HEADER = "Tests/TVLPitchGrid/TVLPitchGrid-Prefix.pch";
+				GCC_PREPROCESSOR_DEFINITIONS = (
+					"DEBUG=1",
+					"$(inherited)",
+				);
+				GCC_SYMBOLS_PRIVATE_EXTERN = NO;
+				GCC_VERSION = com.apple.compilers.llvm.clang.1_0;
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_MISSING_PROTOTYPES = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				INFOPLIST_FILE = "Tests/TVLPitchGrid/TVLPitchGrid-Info.plist";
+				MACOSX_DEPLOYMENT_TARGET = 10.7;
+				ONLY_ACTIVE_ARCH = YES;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SDKROOT = macosx;
+				WRAPPER_EXTENSION = octest;
+			};
+			name = Development;
+		};
+		953F4B571409C42100C627F9 /* Deployment */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
+				ARCHS = "$(ARCHS_STANDARD_64_BIT)";
+				COPY_PHASE_STRIP = YES;
+				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+				FRAMEWORK_SEARCH_PATHS = "$(DEVELOPER_LIBRARY_DIR)/Frameworks";
+				GCC_C_LANGUAGE_STANDARD = gnu99;
+				GCC_ENABLE_OBJC_EXCEPTIONS = YES;
+				GCC_PRECOMPILE_PREFIX_HEADER = YES;
+				GCC_PREFIX_HEADER = "Tests/TVLPitchGrid/TVLPitchGrid-Prefix.pch";
+				GCC_VERSION = com.apple.compilers.llvm.clang.1_0;
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_MISSING_PROTOTYPES = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				INFOPLIST_FILE = "Tests/TVLPitchGrid/TVLPitchGrid-Info.plist";
+				MACOSX_DEPLOYMENT_TARGET = 10.7;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SDKROOT = macosx;
+				WRAPPER_EXTENSION = octest;
+			};
+			name = Deployment;
+		};
+		953F4B581409C42100C627F9 /* Default */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
+				ARCHS = "$(ARCHS_STANDARD_64_BIT)";
+				COPY_PHASE_STRIP = YES;
+				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+				FRAMEWORK_SEARCH_PATHS = "$(DEVELOPER_LIBRARY_DIR)/Frameworks";
+				GCC_C_LANGUAGE_STANDARD = gnu99;
+				GCC_ENABLE_OBJC_EXCEPTIONS = YES;
+				GCC_PRECOMPILE_PREFIX_HEADER = YES;
+				GCC_PREFIX_HEADER = "Tests/TVLPitchGrid/TVLPitchGrid-Prefix.pch";
+				GCC_VERSION = com.apple.compilers.llvm.clang.1_0;
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_MISSING_PROTOTYPES = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				INFOPLIST_FILE = "Tests/TVLPitchGrid/TVLPitchGrid-Info.plist";
+				MACOSX_DEPLOYMENT_TARGET = 10.7;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SDKROOT = macosx;
+				WRAPPER_EXTENSION = octest;
+			};
+			name = Default;
+		};
 		95CFA8581409291500D0DB0D /* Development */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
@@ -1473,6 +1677,15 @@
 /* End XCBuildConfiguration section */
 
 /* Begin XCConfigurationList section */
+		953F4B551409C42100C627F9 /* Build configuration list for PBXNativeTarget "TVLPitchGrid" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				953F4B561409C42100C627F9 /* Development */,
+				953F4B571409C42100C627F9 /* Deployment */,
+				953F4B581409C42100C627F9 /* Default */,
+			);
+			defaultConfigurationIsVisible = 0;
+		};
 		95CFA8571409291500D0DB0D /* Build configuration list for PBXNativeTarget "TVLPitchNames" */ = {
 			isa = XCConfigurationList;
 			buildConfigurations = (