Cleanup, add scanline mask builder

GpApp/AnimCursor.cpp

@@ -131,9 +131,6 @@ void InitAnimatedCursor (acurHandle ballCursH)
 		if (!compiledBallCursorH)
 			RedAlert(kErrFailedResourceLoad);
 
-		HNoPurge((Handle)ballCursH);
-		MoveHHi((Handle)ballCursH);
-		HLock((Handle)ballCursH);
 		if (useColor)
 			useColor = GetColorCursors(ballCursH, compiledBallCursorH);
 		if (!useColor && !GetMonoCursors(ballCursH, compiledBallCursorH))

GpApp/Banner.cpp

@@ -90,12 +90,9 @@ void DrawBanner (Point *topLeft)
 short CountStarsInHouse (void)
 {
 	short		i, h, numRooms, numStars;
-	char		wasState;
 	
 	numStars = 0;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	numRooms = (*thisHouse)->nRooms;
 	for (i = 0; i < numRooms; i++)
 	{
@@ -106,7 +103,6 @@ short CountStarsInHouse (void)
 					numStars++;
 			}
 	}
-	HSetState((Handle)thisHouse, wasState);
 	
 	return (numStars);
 }
@@ -119,12 +115,8 @@ void DrawBannerMessage (Point topLeft)
 {
 	Str255		bannerStr, subStr;
 	short		count;
-	char		wasState;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	PasStringCopy((*thisHouse)->banner, bannerStr);
-	HSetState((Handle)thisHouse, wasState);
 	
 	TextFont(applFont);
 	TextFace(bold);

GpApp/DialogUtils.cpp

@@ -143,11 +143,7 @@ void GetDialogRect (Rect *bounds, short dialogID)
 	dlogHandle = (DialogTHndl)GetResource('DLOG', dialogID);
 	if (dlogHandle != nil)
 	{
-		wasState = HGetState((Handle)dlogHandle);
-		HLock((Handle)dlogHandle);
-		
 		*bounds = (**dlogHandle).boundsRect;
-		HSetState((Handle)dlogHandle, wasState);
 	}
 }
 

GpApp/Environ.h

@@ -5,7 +5,7 @@
 //============================================================================
 
 
-#include "PLQuickdraw.h"
+#include "PLQDraw.h"
 
 
 typedef struct

GpApp/Events.cpp

@@ -9,7 +9,7 @@
 #include "PLAppleEvents.h"
 #include "PLKeyEncoding.h"
 #include "PLToolUtils.h"
-#include "PLQuickdraw.h"
+#include "PLQDraw.h"
 #include "Externs.h"
 #include "Environ.h"
 #include "House.h"

GpApp/GameOver.cpp

@@ -91,10 +91,7 @@ void SetUpFinalScreen (void)
 	if (textDown < 0)
 		textDown = 0;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	PasStringCopy((*thisHouse)->trailer, tempStr);
-	HSetState((Handle)thisHouse, wasState);
 	
 	count = 0;
 	do

GpApp/HighScores.cpp

@@ -150,8 +150,6 @@ void DrawHighScores (void)
 	TextFace(bold);
 	TextSize(12);
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	thisHousePtr = *thisHouse;
 													// message for score #1
 	PasStringCopy(thisHousePtr->highScores.banner, tempStr);
@@ -273,7 +271,6 @@ void DrawHighScores (void)
 	DrawString(tempStr);
 	
 	ForeColor(blackColor);
-	HSetState((Handle)thisHouse, wasState);
 }
 
 //--------------------------------------------------------------  SortHighScores
@@ -287,8 +284,6 @@ void SortHighScores (void)
 	short		i, h, which;
 	char		wasState;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	thisHousePtr = *thisHouse;
 	
 	for (h = 0; h < kMaxScores; h++)
@@ -314,8 +309,6 @@ void SortHighScores (void)
 	}
 	PasStringCopy(thisHousePtr->highScores.banner, tempScores.banner);
 	thisHousePtr->highScores = tempScores;
-	
-	HSetState((Handle)thisHouse, wasState);
 }
 
 //--------------------------------------------------------------  ZeroHighScores
@@ -327,8 +320,6 @@ void ZeroHighScores (void)
 	short		i;
 	char		wasState;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	thisHousePtr = *thisHouse;
 	
 	PasStringCopy(thisHouseName, thisHousePtr->highScores.banner);
@@ -339,8 +330,6 @@ void ZeroHighScores (void)
 		thisHousePtr->highScores.timeStamps[i] = 0L;
 		thisHousePtr->highScores.levels[i] = 0;
 	}
-	
-	HSetState((Handle)thisHouse, wasState);
 }
 
 //--------------------------------------------------------------  ZeroAllButHighestScore
@@ -352,8 +341,6 @@ void ZeroAllButHighestScore (void)
 	short		i;
 	char		wasState;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	thisHousePtr = *thisHouse;
 	
 	for (i = 1; i < kMaxScores; i++)
@@ -363,8 +350,6 @@ void ZeroAllButHighestScore (void)
 		thisHousePtr->highScores.timeStamps[i] = 0L;
 		thisHousePtr->highScores.levels[i] = 0;
 	}
-	
-	HSetState((Handle)thisHouse, wasState);
 }
 
 //--------------------------------------------------------------  TestHighScore
@@ -381,8 +366,6 @@ Boolean TestHighScore (void)
 	if (resumedSavedGame)
 		return (false);
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	thisHousePtr = *thisHouse;
 	
 	lastHighScore = -1;
@@ -415,8 +398,6 @@ Boolean TestHighScore (void)
 		gameDirty = true;
 	}
 	
-	HSetState((Handle)thisHouse, wasState);
-	
 	if (placing != -1)
 	{
 		DoHighScores();
@@ -770,18 +751,14 @@ Boolean WriteScoresToDisk (void)
 	}
 	
 	byteCount = sizeof(scoresType);
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	theScores = &((*thisHouse)->highScores);
 	
 	theErr = FSWrite(scoresRefNum, &byteCount, (Ptr)theScores);
 	if (!CheckFileError(theErr, PSTR("High Scores File")))
 	{
-		HSetState((Handle)thisHouse, wasState);
 		theErr = FSClose(scoresRefNum);
 		return(false);
 	}
-	HSetState((Handle)thisHouse, wasState);
 	
 	theErr = SetEOF(scoresRefNum, byteCount);
 	if (!CheckFileError(theErr, PSTR("High Scores File")))
@@ -835,18 +812,14 @@ Boolean ReadScoresFromDisk (void)
 		return (false);
 	}
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	theScores = &((*thisHouse)->highScores);
 	
 	theErr = FSRead(scoresRefNum, &byteCount, theScores);
 	if (!CheckFileError(theErr, PSTR("High Scores File")))
 	{
-		HSetState((Handle)thisHouse, wasState);
 		theErr = FSClose(scoresRefNum);
 		return (false);
 	}
-	HSetState((Handle)thisHouse, wasState);
 	
 	theErr = FSClose(scoresRefNum);
 	if (!CheckFileError(theErr, PSTR("High Scores File")))

GpApp/House.cpp

@@ -123,7 +123,6 @@ Boolean InitializeEmptyHouse (void)
 		return (false);
 	}
 	
-	HLock((Handle)thisHouse);
 	thisHousePtr = *thisHouse;
 	
 	thisHousePtr->version = kHouseVersion;
@@ -144,8 +143,6 @@ Boolean InitializeEmptyHouse (void)
 	wardBitSet = false;
 	phoneBitSet = false;
 	
-	HUnlock((Handle)thisHouse);
-	
 	numberRooms = 0;
 	mapLeftRoom = 60;
 	mapTopRoom = 50;
@@ -174,8 +171,6 @@ short RealRoomNumberCount (void)
 	short		realRoomCount, i;
 	char		wasState;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	realRoomCount = (*thisHouse)->nRooms;
 	if (realRoomCount != 0)
 	{
@@ -185,7 +180,6 @@ short RealRoomNumberCount (void)
 				realRoomCount--;
 		}
 	}
-	HSetState((Handle)thisHouse, wasState);
 	
 	return (realRoomCount);
 }
@@ -200,8 +194,6 @@ short GetFirstRoomNumber (void)
 	short		firstRoom;
 	char		wasState;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	if ((*thisHouse)->nRooms <= 0)
 	{
 		firstRoom = -1;
@@ -213,7 +205,6 @@ short GetFirstRoomNumber (void)
 		if ((firstRoom >= (*thisHouse)->nRooms) || (firstRoom < 0))
 			firstRoom = 0;
 	}
-	HSetState((Handle)thisHouse, wasState);
 	
 	return (firstRoom);
 }
@@ -228,15 +219,11 @@ void WhereDoesGliderBegin (Rect *theRect, short mode)
 	Point		initialPt;
 	char		wasState;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	if (mode == kResumeGameMode)
 		initialPt = smallGame.where;
 	else if (mode == kNewGameMode)
 		initialPt = (*thisHouse)->initial;
 	
-	HSetState((Handle)thisHouse, wasState);
 	QSetRect(theRect, 0, 0, kGliderWide, kGliderHigh);
 	QOffsetRect(theRect, initialPt.h, initialPt.v);
 }
@@ -266,8 +253,6 @@ short CountHouseLinks (void)
 	
 	numLinks = 0;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	thisHousePtr = *thisHouse;
 	numRooms = thisHousePtr->nRooms;
 	
@@ -303,8 +288,6 @@ short CountHouseLinks (void)
 		}
 	}
 	
-	HSetState((Handle)thisHouse, wasState);
-	
 	return (numLinks);
 }
 
@@ -324,8 +307,6 @@ void GenerateLinksList (void)
 	short		floor, suite, roomLinked, objectLinked;
 	char		wasState;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	thisHousePtr = *thisHouse;
 	numRooms = thisHousePtr->nRooms;
 	
@@ -382,8 +363,6 @@ void GenerateLinksList (void)
 			}
 		}
 	}
-	
-	HSetState((Handle)thisHouse, wasState);
 }
 #endif
 
@@ -468,8 +447,6 @@ void SortHouseObjects (void)
 	
 	GenerateLinksList();
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	thisHousePtr = *thisHouse;
 	numRooms = thisHousePtr->nRooms;
 	
@@ -498,7 +475,6 @@ void SortHouseObjects (void)
 	}
 	
 	SpinCursor(3);
-	HSetState((Handle)thisHouse, wasState);
 	if (linksList != nil)
 		DisposePtr((Ptr)linksList);
 	ForceThisRoom(thisRoomNumber);
@@ -516,8 +492,6 @@ short CountRoomsVisited (void)
 	short		numRooms, r, count;
 	char		wasState;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	thisHousePtr = *thisHouse;
 	numRooms = thisHousePtr->nRooms;
 	count = 0;
@@ -528,7 +502,6 @@ short CountRoomsVisited (void)
 			count++;
 	}
 	
-	HSetState((Handle)thisHouse, wasState);
 	return (count);
 }
 
@@ -548,8 +521,6 @@ void GenerateRetroLinks (void)
 	for (i = 0; i < kMaxRoomObs; i++)		// Initialize array.
 		retroLinkList[i].room = -1;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	thisHousePtr = *thisHouse;
 	numRooms = thisHousePtr->nRooms;
 	
@@ -610,8 +581,6 @@ void GenerateRetroLinks (void)
 			}
 		}
 	}
-	
-	HSetState((Handle)thisHouse, wasState);
 }
 
 //--------------------------------------------------------------  UpdateGoToDialog
@@ -759,9 +728,6 @@ void ConvertHouseVer1To2 (void)
 	
 	SpinCursor(3);
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	numRooms = (*thisHouse)->nRooms;
 	for (i = 0; i < numRooms; i++)
 	{
@@ -814,7 +780,6 @@ void ConvertHouseVer1To2 (void)
 	}
 	
 	(*thisHouse)->version = kHouseVersion;
-	HSetState((Handle)thisHouse, wasState);
 	
 	InitCursor();
 	CloseMessageWindow();
@@ -834,8 +799,6 @@ void ShiftWholeHouse (short howFar)
 	
 	CopyThisRoomToRoom();
 	wasRoom = thisRoomNumber;
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	numRooms = (*thisHouse)->nRooms;
 	
 	for (i = 0; i < numRooms; i++)
@@ -852,7 +815,6 @@ void ShiftWholeHouse (short howFar)
 		}
 	}
 	
-	HSetState((Handle)thisHouse, wasState);
 	ForceThisRoom(wasRoom);
 	
 	InitCursor();

GpApp/HouseIO.cpp

@@ -662,7 +662,6 @@ Boolean ReadHouse (void)
 		YellowAlert(kYellowNoMemory, 10);
 		return(false);
 	}
-	MoveHHi((Handle)thisHouse);
 	
 	theErr = SetFPos(houseRefNum, fsFromStart, 0L);
 	if (theErr != noErr)
@@ -671,13 +670,11 @@ Boolean ReadHouse (void)
 		return(false);
 	}
 	
-	HLock((Handle)thisHouse);
 	long readByteCount = byteCount;
 	theErr = FSRead(houseRefNum, &readByteCount, *thisHouse);
 	if (theErr != noErr || readByteCount != byteCount || byteCount < static_cast<long>(houseType::kBinaryDataSize))
 	{
 		CheckFileError(theErr, thisHouseName);
-		HUnlock((Handle)thisHouse);
 		return(false);
 	}
 
@@ -702,7 +699,6 @@ Boolean ReadHouse (void)
 		numberRooms = 0;
 		noRoomAtAll = true;
 		YellowAlert(kYellowNoRooms, 0);
-		HUnlock((Handle)thisHouse);
 		return(false);
 	}
 	
@@ -710,7 +706,6 @@ Boolean ReadHouse (void)
 	if (wasHouseVersion >= kNewHouseVersion)
 	{
 		YellowAlert(kYellowNewerVersion, 0);
-		HUnlock((Handle)thisHouse);
 		return(false);
 	}
 	
@@ -732,8 +727,6 @@ Boolean ReadHouse (void)
 	phoneBitSet = (((*thisHouse)->flags & 0x00000002) == 0x00000002);
 	bannerStarCountOn = (((*thisHouse)->flags & 0x00000004) == 0x00000000);
 	
-	HUnlock((Handle)thisHouse);
-	
 	noRoomAtAll = (RealRoomNumberCount() == 0);
 	thisRoomNumber = -1;
 	previousRoom = -1;
@@ -786,7 +779,6 @@ Boolean WriteHouse (Boolean checkIt)
 	if (checkIt)
 		CheckHouseForProblems();
 	
-	HLock((Handle)thisHouse);
 	byteCount = GetHandleSize((Handle)thisHouse);
 	
 	if (fileDirty)
@@ -815,7 +807,6 @@ Boolean WriteHouse (Boolean checkIt)
 	{
 		CheckFileError(theErr, thisHouseName);
 		ByteSwapHouse(*thisHouse, static_cast<size_t>(byteCount));
-		HUnlock((Handle)thisHouse);
 		return(false);
 	}
 
@@ -824,7 +815,6 @@ Boolean WriteHouse (Boolean checkIt)
 	{
 		CheckFileError(theErr, thisHouseName);
 		ByteSwapHouse(*thisHouse, static_cast<size_t>(byteCount));
-		HUnlock((Handle)thisHouse);
 		return(false);
 	}
 
@@ -834,12 +824,9 @@ Boolean WriteHouse (Boolean checkIt)
 	if (theErr != noErr)
 	{
 		CheckFileError(theErr, thisHouseName);
-		HUnlock((Handle)thisHouse);
 		return(false);
 	}
 	
-	HUnlock((Handle)thisHouse);
-	
 	if (changeLockStateOfHouse)
 	{
 		changeLockStateOfHouse = false;

GpApp/HouseInfo.cpp

@@ -57,9 +57,6 @@ long CountTotalHousePoints (void)
 	
 	pointTotal = (long)RealRoomNumberCount() * (long)kRoomVisitScore;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	numRooms = (*thisHouse)->nRooms;
 	for (i = 0; i < numRooms; i++)
 	{
@@ -100,8 +97,6 @@ long CountTotalHousePoints (void)
 		}
 	}
 	
-	HSetState((Handle)thisHouse, wasState);
-	
 	return (pointTotal);
 }
 
@@ -218,9 +213,7 @@ void DoHouseInfo (void)
 	houseFilterUPP = NewModalFilterUPP(HouseFilter);
 	tempPhoneBit = phoneBitSet;
 	
-	wasState = HGetState((Handle)thisHouse);
 	numRooms = RealRoomNumberCount();
-	HLock((Handle)thisHouse);
 	PasStringCopy((*thisHouse)->banner, banner);
 	PasStringCopy((*thisHouse)->trailer, trailer);
 	version = (*thisHouse)->version;
@@ -229,7 +222,6 @@ void DoHouseInfo (void)
 		h = (long)(*thisHouse)->rooms[(*thisHouse)->firstRoom].suite;
 		v = (long)(*thisHouse)->rooms[(*thisHouse)->firstRoom].floor;
 	}
-	HSetState((Handle)thisHouse, wasState);
 	
 	NumToString((long)version >> 8, versStr);		// Convert version to two strings<67>
 	NumToString((long)version % 0x0100, loVers);	// the 1's and 1/10th's part.
@@ -261,8 +253,6 @@ void DoHouseInfo (void)
 			GetDialogString(houseInfoDialog, kBannerTextItem, banner);
 			GetDialogString(houseInfoDialog, kTrailerTextItem, trailer);
 			
-			wasState = HGetState((Handle)thisHouse);
-			HLock((Handle)thisHouse);
 			PasStringCopyNum(banner, (*thisHouse)->banner, 255);
 			PasStringCopyNum(trailer, (*thisHouse)->trailer, 255);
 			if (tempPhoneBit != phoneBitSet)
@@ -273,7 +263,6 @@ void DoHouseInfo (void)
 				else
 					(*thisHouse)->flags = (*thisHouse)->flags & 0xFFFFDFFD;
 			}
-			HSetState((Handle)thisHouse, wasState);
 			
 			fileDirty = true;
 			UpdateMenus(false);

GpApp/HouseLegal.cpp

@@ -54,8 +54,6 @@ Boolean KeepObjectLegal (void)
 	
 	if (objActive == kInitialGliderSelected)
 	{
-		wasState = HGetState((Handle)thisHouse);
-		HLock((Handle)thisHouse);
 		if ((*thisHouse)->initial.h < 0)
 			(*thisHouse)->initial.h = 0;
 		if ((*thisHouse)->initial.v < 0)
@@ -64,7 +62,6 @@ Boolean KeepObjectLegal (void)
 			(*thisHouse)->initial.h = kRoomWide - kGliderWide;
 		if ((*thisHouse)->initial.v > (kTileHigh - kGliderHigh))
 			(*thisHouse)->initial.v = kTileHigh - kGliderHigh;
-		HSetState((Handle)thisHouse, wasState);
 		return (true);
 	}
 	
@@ -605,13 +602,8 @@ void WrapBannerAndTrailer (void)
 {
 	char		wasState;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	WrapText((*thisHouse)->banner, 40);
 	WrapText((*thisHouse)->trailer, 64);
-	
-	HSetState((Handle)thisHouse, wasState);
 }
 
 //--------------------------------------------------------------  ValidateNumberOfRooms
@@ -623,9 +615,6 @@ void ValidateNumberOfRooms (void)
 	long		countedRooms, reportsRooms;
 	char		wasState;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	reportsRooms = (long)(*thisHouse)->nRooms;
 	countedRooms = (GetHandleSize((Handle)thisHouse) - 
 			sizeof(houseType)) / sizeof(roomType);
@@ -635,8 +624,6 @@ void ValidateNumberOfRooms (void)
 		numberRooms = (*thisHouse)->nRooms;
 		houseErrors++;
 	}
-	
-	HSetState((Handle)thisHouse, wasState);
 }
 
 //--------------------------------------------------------------  CheckDuplicateFloorSuite
@@ -654,9 +641,6 @@ void CheckDuplicateFloorSuite (void)
 	if (pidgeonHoles == nil)
 		return;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	numRooms = (*thisHouse)->nRooms;
 	for (i = 0; i < numRooms; i++)
 	{
@@ -676,8 +660,6 @@ void CheckDuplicateFloorSuite (void)
 		}
 	}
 	
-	HSetState((Handle)thisHouse, wasState);
-	
 	DisposePtr((Ptr)pidgeonHoles);
 }
 
@@ -691,9 +673,6 @@ void CompressHouse (void)
 	char		wasState;
 	Boolean		compressing, probing;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	wasFirstRoom = (*thisHouse)->firstRoom;
 	compressing = true;
 	roomNumber = (*thisHouse)->nRooms - 1;	// start with last room
@@ -729,8 +708,6 @@ void CompressHouse (void)
 			compressing = false;
 	}
 	while (compressing);
-	
-	HSetState((Handle)thisHouse, wasState);
 }
 
 //--------------------------------------------------------------  LopOffExtraRooms
@@ -744,9 +721,6 @@ void LopOffExtraRooms (void)
 	char		wasState;
 	Str255		message;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	count = 0;
 	r = (*thisHouse)->nRooms;		// begin at last room
 	do
@@ -763,19 +737,16 @@ void LopOffExtraRooms (void)
 	{
 		r = (*thisHouse)->nRooms - count;
 		newSize = sizeof(houseType) + (sizeof(roomType) * (long)r);
-		HUnlock((Handle)thisHouse);	// resize house handle (shrink)
-		SetHandleSize((Handle)thisHouse, newSize);
+		SetHandleSize((Handle)thisHouse, newSize);	// resize house handle (shrink)
 		if (MemError() != noErr)	// problem?
 		{
 			ForeColor(redColor);
 			GetLocalizedString(16, message);
 			SetMessageWindowMessage(message);
 		}
-		HLock((Handle)thisHouse);	// reflect new room count
 		(*thisHouse)->nRooms -= count;
 		numberRooms = (*thisHouse)->nRooms;
 	}
-	HSetState((Handle)thisHouse, wasState);
 }
 
 //--------------------------------------------------------------  ValidateRoomNumbers
@@ -788,9 +759,6 @@ void ValidateRoomNumbers (void)
 	char		wasState;
 	Str255		message;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	numRooms = (*thisHouse)->nRooms;
 	if (numRooms < 0)
 	{
@@ -823,8 +791,6 @@ void ValidateRoomNumbers (void)
 			}
 		}
 	}
-	
-	HSetState((Handle)thisHouse, wasState);
 }
 
 //--------------------------------------------------------------  CountUntitledRooms
@@ -836,9 +802,6 @@ void CountUntitledRooms (void)
 	short		i, numRooms;
 	char		wasState;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	numRooms = (*thisHouse)->nRooms;
 	for (i = 0; i < numRooms; i++)
 	{
@@ -846,8 +809,6 @@ void CountUntitledRooms (void)
 				(EqualString((*thisHouse)->rooms[i].name, PSTR("Untitled Room"), false, true)))
 			houseErrors++;
 	}
-	
-	HSetState((Handle)thisHouse, wasState);
 }
 
 //--------------------------------------------------------------  CheckRoomNameLength
@@ -859,9 +820,6 @@ void CheckRoomNameLength (void)
 	short		i, numRooms;
 	char		wasState;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	numRooms = (*thisHouse)->nRooms;
 	for (i = 0; i < numRooms; i++)
 	{
@@ -874,8 +832,6 @@ void CheckRoomNameLength (void)
 			houseErrors++;
 		}
 	}
-	
-	HSetState((Handle)thisHouse, wasState);
 }
 
 //--------------------------------------------------------------  MakeSureNumObjectsJives
@@ -887,9 +843,6 @@ void MakeSureNumObjectsJives (void)
 	short		i, h, numRooms, count;
 	char		wasState;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	numRooms = (*thisHouse)->nRooms;
 	for (i = 0; i < numRooms; i++)
 	{
@@ -908,8 +861,6 @@ void MakeSureNumObjectsJives (void)
 			}
 		}
 	}
-	
-	HSetState((Handle)thisHouse, wasState);
 }
 
 //--------------------------------------------------------------  KeepAllObjectsLegal
@@ -922,9 +873,6 @@ void KeepAllObjectsLegal (void)
 	char		wasState;
 	Str255		message;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	numRooms = (*thisHouse)->nRooms;
 	for (i = 0; i < numRooms; i++)
 	{
@@ -950,8 +898,6 @@ void KeepAllObjectsLegal (void)
 			CopyThisRoomToRoom();
 		}
 	}
-	
-	HSetState((Handle)thisHouse, wasState);
 }
 
 //--------------------------------------------------------------  CheckForStaircasePairs
@@ -965,9 +911,6 @@ void CheckForStaircasePairs (void)
 	Boolean		hasStairs;
 	Str255		message;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	numRooms = (*thisHouse)->nRooms;
 	for (i = 0; i < numRooms; i++)
 	{
@@ -1040,8 +983,6 @@ void CheckForStaircasePairs (void)
 			}
 		}
 	}
-	
-	HSetState((Handle)thisHouse, wasState);
 }
 #endif
 

GpApp/InterfaceInit.cpp

@@ -83,25 +83,21 @@ void GetExtraCursors (void)
 	handCursorH = GetCursor(kHandCursorID);
 	if (handCursorH == nil)
 		RedAlert(kErrFailedResourceLoad);
-	HLock((Handle)handCursorH);
 	handCursor = **handCursorH;
 	
 	vertCursorH = GetCursor(kVertCursorID);
 	if (vertCursorH == nil)
 		RedAlert(kErrFailedResourceLoad);
-	HLock((Handle)vertCursorH);
 	vertCursor = **vertCursorH;
 	
 	horiCursorH = GetCursor(kHoriCursorID);
 	if (horiCursorH == nil)
 		RedAlert(kErrFailedResourceLoad);
-	HLock((Handle)horiCursorH);
 	horiCursor = **horiCursorH;
 	
 	diagCursorH = GetCursor(kDiagCursorID);
 	if (diagCursorH == nil)
 		RedAlert(kErrFailedResourceLoad);
-	HLock((Handle)diagCursorH);
 	diagCursor = **diagCursorH;
 }
 

GpApp/Link.cpp

@@ -295,8 +295,6 @@ void DoLink (void)
 		}
 		else
 		{
-			wasState = HGetState((Handle)thisHouse);
-			HLock((Handle)thisHouse);
 			if (linkerIsSwitch)
 			{
 				(*thisHouse)->rooms[linkRoom].objects[linkObject].data.e.where = 
@@ -311,7 +309,6 @@ void DoLink (void)
 				(*thisHouse)->rooms[linkRoom].objects[linkObject].data.d.who = 
 						objActive;
 			}
-			HSetState((Handle)thisHouse, wasState);
 		}
 		fileDirty = true;
 		UpdateMenus(false);
@@ -342,8 +339,6 @@ void DoUnlink (void)
 	}
 	else
 	{
-		wasState = HGetState((Handle)thisHouse);
-		HLock((Handle)thisHouse);
 		if (linkerIsSwitch)
 		{
 			(*thisHouse)->rooms[linkRoom].objects[linkObject].data.e.where = -1;
@@ -354,7 +349,6 @@ void DoUnlink (void)
 			(*thisHouse)->rooms[linkRoom].objects[linkObject].data.d.where = -1;
 			(*thisHouse)->rooms[linkRoom].objects[linkObject].data.d.who = 255;
 		}
-		HSetState((Handle)thisHouse, wasState);
 	}
 	fileDirty = true;
 	UpdateMenus(false);

GpApp/Map.cpp

@@ -126,9 +126,6 @@ void FindNewActiveRoomRect (void)
 	
 	activeRoomVisible = false;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	for (i = 0; i < mapRoomsHigh; i++)
 	{
 		for (h = 0; h < mapRoomsWide; h++)
@@ -150,8 +147,6 @@ void FindNewActiveRoomRect (void)
 		}
 	}
 	
-	HSetState((Handle)thisHouse, wasState);
-	
 	if (activeRoomVisible)
 	{
 		activeRoomRect.right++;
@@ -211,9 +206,6 @@ void RedrawMapContents (void)
 		ClipRect(&newClip);
 	}
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	for (i = 0; i < mapRoomsHigh; i++)
 	{
 		for (h = 0; h < mapRoomsWide; h++)
@@ -266,8 +258,6 @@ void RedrawMapContents (void)
 		}
 	}
 	
-	HSetState((Handle)thisHouse, wasState);
-	
 	ForeColor(blackColor);
 	PenNormal();
 	

GpApp/Marquee.h

@@ -8,7 +8,7 @@
 #pragma once
 
 
-#include "PLQuickdraw.h"
+#include "PLQDraw.h"
 
 
 typedef struct

GpApp/Menu.cpp

@@ -723,12 +723,10 @@ short QueryResumeGame (void)
 	
 	resumeFilterUPP = NewModalFilterUPP(ResumeFilter);
 
-	wasState = HGetState((Handle)thisHouse);	// get score & num. gliders
-	HLock((Handle)thisHouse);
+	// get score & num. gliders
 	thisHousePtr = *thisHouse;
 	hadPoints = thisHousePtr->savedGame.score;
 	hadGliders = thisHousePtr->savedGame.numGliders;
-	HSetState((Handle)thisHouse, wasState);
 	NumToString(hadPoints, scoreStr);			// param text strings
 	NumToString((long)hadGliders, glidStr);
 	if (hadGliders == 1)

GpApp/Modes.cpp

@@ -165,10 +165,7 @@ void StartGliderMailingIn (gliderPtr thisGlider, Rect *bounds, hotPtr who)
 	objLinked = masterObjects[whoLinked].objectLink;
 	linkedToWhat = WhatAreWeLinkedTo(transRoom, objLinked);
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	GetObjectRect(&(*thisHouse)->rooms[transRoom].objects[objLinked], &transRect);
-	HSetState((Handle)thisHouse, wasState);
 	
 	thisGlider->frame = 0;
 	thisGlider->clip = *bounds;
@@ -228,10 +225,7 @@ void StartGliderDuctingDown (gliderPtr thisGlider, Rect *bounds, hotPtr who)
 	objLinked = masterObjects[whoLinked].objectLink;
 	linkedToWhat = WhatAreWeLinkedTo(transRoom, objLinked);
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	GetObjectRect(&(*thisHouse)->rooms[transRoom].objects[objLinked], &transRect);
-	HSetState((Handle)thisHouse, wasState);
 	
 	thisGlider->frame = 0;
 	thisGlider->clip = *bounds;
@@ -261,10 +255,7 @@ void StartGliderDuctingUp (gliderPtr thisGlider, Rect *bounds, hotPtr who)
 	objLinked = masterObjects[whoLinked].objectLink;
 	linkedToWhat = WhatAreWeLinkedTo(transRoom, objLinked);
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	GetObjectRect(&(*thisHouse)->rooms[transRoom].objects[objLinked], &transRect);
-	HSetState((Handle)thisHouse, wasState);
 	
 	thisGlider->frame = 0;
 	thisGlider->clip = *bounds;
@@ -303,10 +294,7 @@ void StartGliderTransporting (gliderPtr thisGlider, hotPtr who)
 	objLinked = masterObjects[whoLinked].objectLink;
 	linkedToWhat = WhatAreWeLinkedTo(transRoom, objLinked);
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	GetObjectRect(&(*thisHouse)->rooms[transRoom].objects[objLinked], &transRect);
-	HSetState((Handle)thisHouse, wasState);
 	
 	thisGlider->dest.right = thisGlider->dest.left + kGliderWide;
 	thisGlider->dest.bottom = thisGlider->dest.top + kGliderHigh;

GpApp/Music.cpp

@@ -233,15 +233,12 @@ OSErr LoadMusicSounds (void)
 		if (theSound == nil)
 			return (MemError());
 		
-		HLock(theSound);
 		soundDataSize = GetHandleSize(theSound) - 20L;
-		HUnlock(theSound);
 
 		theMusicData[i] = NewPtr(soundDataSize);
 		if (theMusicData[i] == nil)
 			return (MemError());
 
-		HLock(theSound);
 		BlockMove((Ptr)(static_cast<Byte*>(*theSound) + 20L), theMusicData[i], soundDataSize);
 		ReleaseResource(theSound);
 	}

GpApp/ObjectAdd.cpp

@@ -829,8 +829,6 @@ short FindObjectSlotInRoom (short roomNumber)
 	
 	emptySlot = -1;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	testRoomPtr = &((*thisHouse)->rooms[roomNumber]);
 	
 	for (i = 0; i < kMaxRoomObs; i++)
@@ -840,9 +838,6 @@ short FindObjectSlotInRoom (short roomNumber)
 			break;
 		}
 	
-	
-	HSetState((Handle)thisHouse, wasState);
-	
 	return (emptySlot);
 }
 
@@ -855,8 +850,6 @@ Boolean DoesRoomNumHaveObject (short room, short what)
 	char		wasState;
 	Boolean		hasIt;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	testRoomPtr = &((*thisHouse)->rooms[room]);
 	
 	hasIt = false;
@@ -868,9 +861,6 @@ Boolean DoesRoomNumHaveObject (short room, short what)
 			break;
 		}
 	
-	
-	HSetState((Handle)thisHouse, wasState);
-	
 	return (hasIt);
 }
 

GpApp/ObjectDraw.cpp

@@ -11,6 +11,9 @@
 #include "Objects.h"
 #include "RectUtils.h"
 #include "Room.h"
+#include "Vec2i.h"
+#include "ScanlineMask.h"
+#include "ScanlineMaskConverter.h"
 
 
 #define k8WhiteColor			0
@@ -293,16 +296,20 @@ void DrawShelf (Rect *shelfTop)
 	GetGWorld(&wasCPort, &wasWorld);
 	SetGWorld(backSrcMap, nil);
 	
-	MoveTo(shelfTop->left, shelfTop->bottom);
 	shadowRgn = NewRgn();
 	if (shadowRgn == nil)
 		RedAlert(kErrUnnaccounted);
+
+	PortabilityLayer::Vec2i poly[5];
+	poly[0] = PortabilityLayer::Vec2i(shelfTop->left, shelfTop->bottom);
+	poly[1] = poly[0] + PortabilityLayer::Vec2i(kShelfShadowOff, kShelfShadowOff);
+	poly[2] = poly[1] + PortabilityLayer::Vec2i(RectWide(shelfTop) - kShelfDeep, 0);
+	poly[3] = poly[2] + PortabilityLayer::Vec2i(0, -kShelfThick + 1);
+	poly[4] = poly[3] + PortabilityLayer::Vec2i(-kShelfShadowOff, -kShelfShadowOff);
+
+	//PortabilityLayer::ScanlineMask *mask = PortabilityLayer::ScanlineMaskConverter::CompilePoly(poly, sizeof(poly) / sizeof(poly[0]));
+
 	OpenRgn();
-	Line(kShelfShadowOff, kShelfShadowOff);
-	Line(RectWide(shelfTop) - kShelfDeep, 0);
-	Line(0, -kShelfThick + 1);
-	Line(-kShelfShadowOff, -kShelfShadowOff);
-	LineTo(shelfTop->left, shelfTop->bottom);
 	CloseRgn(shadowRgn);
 	PenPat(GetQDGlobalsGray(&dummyPattern));
 	PenMode(patOr);
@@ -312,7 +319,9 @@ void DrawShelf (Rect *shelfTop)
 		ColorRegion(shadowRgn, k8DkstGrayColor);
 	PenNormal();
 	DisposeRgn(shadowRgn);
-	
+	//mask->Destroy();
+
+	MoveTo(shelfTop->left, shelfTop->bottom);
 	InsetRect(shelfTop, 0, 1);
 	ColorRect(shelfTop, brownC);
 	InsetRect(shelfTop, 0, -1);

GpApp/ObjectDraw2.cpp

@@ -1146,9 +1146,7 @@ void DrawCalendar (Rect *theRect)
 	if (thePicture == nil)
 		RedAlert(kErrFailedGraphicLoad);
 	
-	HLock((Handle)thePicture);
 	bounds = (*thePicture)->picFrame.ToRect();
-	HUnlock((Handle)thePicture);
 	QOffsetRect(&bounds, -bounds.left, -bounds.top);
 	QOffsetRect(&bounds, theRect->left, theRect->top);
 	DrawPicture(thePicture, &bounds);
@@ -1182,9 +1180,7 @@ void DrawBulletin (Rect *theRect)
 	if (thePicture == nil)
 		RedAlert(kErrFailedGraphicLoad);
 	
-	HLock((Handle)thePicture);
 	bounds = (*thePicture)->picFrame.ToRect();
-	HUnlock((Handle)thePicture);
 	QOffsetRect(&bounds, -bounds.left, -bounds.top);
 	QOffsetRect(&bounds, theRect->left, theRect->top);
 	DrawPicture(thePicture, &bounds);

GpApp/ObjectDrawAll.cpp

@@ -37,9 +37,6 @@ void DrawARoomsObjects (short neighbor, Boolean redraw)
 	ZeroRectCorner(&testRect);
 	isLit = (numLights > 0);
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	for (i = 0; i < kMaxRoomObs; i++)
 	{
 		dynamicNum = -1;
@@ -960,7 +957,5 @@ void DrawARoomsObjects (short neighbor, Boolean redraw)
 			}
 		}
 	}
-	
-	HSetState((Handle)thisHouse, wasState);
 }
 

GpApp/ObjectEdit.cpp

@@ -529,11 +529,8 @@ void DragObject (Point where)
 	
 	if (objActive == kInitialGliderSelected)
 	{
-		wasState = HGetState((Handle)thisHouse);
-		HLock((Handle)thisHouse);
 		(*thisHouse)->initial.h += deltaH;
 		(*thisHouse)->initial.v += deltaV;
-		HSetState((Handle)thisHouse, wasState);
 	}
 	else if (objActive == kLeftGliderSelected)
 	{
@@ -805,8 +802,6 @@ void AddObjectPairing (void)
 			emptySlot = FindObjectSlotInRoom(roomNum);
 			if ((emptySlot != -1) && (!DoesRoomNumHaveObject(roomNum, kDoorExLf)))
 			{
-				wasState = HGetState((Handle)thisHouse);
-				HLock((Handle)thisHouse);
 				testRoomPtr = &((*thisHouse)->rooms[roomNum]);
 				
 				testRoomPtr->objects[emptySlot].what = kDoorExLf;
@@ -818,7 +813,6 @@ void AddObjectPairing (void)
 				testRoomPtr->objects[emptySlot].data.d.wide = 0;
 				
 				testRoomPtr->numObjects++;
-				HSetState((Handle)thisHouse, wasState);
 				
 				GetLocalizedString(45, message);
 				OpenMessageWindow(message);
@@ -839,8 +833,6 @@ void AddObjectPairing (void)
 			emptySlot = FindObjectSlotInRoom(roomNum);
 			if ((emptySlot != -1) && (!DoesRoomNumHaveObject(roomNum, kDoorExRt)))
 			{
-				wasState = HGetState((Handle)thisHouse);
-				HLock((Handle)thisHouse);
 				testRoomPtr = &((*thisHouse)->rooms[roomNum]);
 				
 				testRoomPtr->objects[emptySlot].what = kDoorExRt;
@@ -853,8 +845,6 @@ void AddObjectPairing (void)
 				
 				testRoomPtr->numObjects++;
 				
-				HSetState((Handle)thisHouse, wasState);
-				
 				GetLocalizedString(45, message);
 				OpenMessageWindow(message);
 				ForeColor(blueColor);
@@ -874,8 +864,6 @@ void AddObjectPairing (void)
 			emptySlot = FindObjectSlotInRoom(roomNum);
 			if ((emptySlot != -1) && (!DoesRoomNumHaveObject(roomNum, kDoorInLfLeft)))
 			{
-				wasState = HGetState((Handle)thisHouse);
-				HLock((Handle)thisHouse);
 				testRoomPtr = &((*thisHouse)->rooms[roomNum]);
 				
 				testRoomPtr->objects[emptySlot].what = kDoorInLf;
@@ -888,8 +876,6 @@ void AddObjectPairing (void)
 				
 				testRoomPtr->numObjects++;
 				
-				HSetState((Handle)thisHouse, wasState);
-				
 				GetLocalizedString(45, message);
 				OpenMessageWindow(message);
 				ForeColor(blueColor);
@@ -909,8 +895,6 @@ void AddObjectPairing (void)
 			emptySlot = FindObjectSlotInRoom(roomNum);
 			if ((emptySlot != -1) && (!DoesRoomNumHaveObject(roomNum, kDoorInRtLeft)))
 			{
-				wasState = HGetState((Handle)thisHouse);
-				HLock((Handle)thisHouse);
 				testRoomPtr = &((*thisHouse)->rooms[roomNum]);
 				
 				testRoomPtr->objects[emptySlot].what = kDoorInRt;
@@ -923,8 +907,6 @@ void AddObjectPairing (void)
 				
 				testRoomPtr->numObjects++;
 				
-				HSetState((Handle)thisHouse, wasState);
-				
 				GetLocalizedString(45, message);
 				OpenMessageWindow(message);
 				ForeColor(blueColor);
@@ -944,8 +926,6 @@ void AddObjectPairing (void)
 			emptySlot = FindObjectSlotInRoom(roomNum);
 			if ((emptySlot != -1) && (!DoesRoomNumHaveObject(roomNum, kWindowExRt)))
 			{
-				wasState = HGetState((Handle)thisHouse);
-				HLock((Handle)thisHouse);
 				testRoomPtr = &((*thisHouse)->rooms[roomNum]);
 				
 				testRoomPtr->objects[emptySlot].what = kWindowExRt;
@@ -958,8 +938,6 @@ void AddObjectPairing (void)
 				
 				testRoomPtr->numObjects++;
 				
-				HSetState((Handle)thisHouse, wasState);
-				
 				GetLocalizedString(45, message);
 				OpenMessageWindow(message);
 				ForeColor(blueColor);
@@ -979,8 +957,6 @@ void AddObjectPairing (void)
 			emptySlot = FindObjectSlotInRoom(roomNum);
 			if ((emptySlot != -1) && (!DoesRoomNumHaveObject(roomNum, kWindowExLf)))
 			{
-				wasState = HGetState((Handle)thisHouse);
-				HLock((Handle)thisHouse);
 				testRoomPtr = &((*thisHouse)->rooms[roomNum]);
 				
 				testRoomPtr->objects[emptySlot].what = kWindowExLf;
@@ -993,8 +969,6 @@ void AddObjectPairing (void)
 				
 				testRoomPtr->numObjects++;
 				
-				HSetState((Handle)thisHouse, wasState);
-				
 				GetLocalizedString(45, message);
 				OpenMessageWindow(message);
 				ForeColor(blueColor);
@@ -1014,8 +988,6 @@ void AddObjectPairing (void)
 			emptySlot = FindObjectSlotInRoom(roomNum);
 			if ((emptySlot != -1) && (!DoesRoomNumHaveObject(roomNum, kWindowInLf)))
 			{
-				wasState = HGetState((Handle)thisHouse);
-				HLock((Handle)thisHouse);
 				testRoomPtr = &((*thisHouse)->rooms[roomNum]);
 				
 				testRoomPtr->objects[emptySlot].what = kWindowInLf;
@@ -1028,8 +1000,6 @@ void AddObjectPairing (void)
 				
 				testRoomPtr->numObjects++;
 				
-				HSetState((Handle)thisHouse, wasState);
-				
 				GetLocalizedString(45, message);
 				OpenMessageWindow(message);
 				ForeColor(blueColor);
@@ -1049,8 +1019,6 @@ void AddObjectPairing (void)
 			emptySlot = FindObjectSlotInRoom(roomNum);
 			if ((emptySlot != -1) && (!DoesRoomNumHaveObject(roomNum, kWindowInRt)))
 			{
-				wasState = HGetState((Handle)thisHouse);
-				HLock((Handle)thisHouse);
 				testRoomPtr = &((*thisHouse)->rooms[roomNum]);
 				
 				testRoomPtr->objects[emptySlot].what = kWindowInRt;
@@ -1063,8 +1031,6 @@ void AddObjectPairing (void)
 				
 				testRoomPtr->numObjects++;
 				
-				HSetState((Handle)thisHouse, wasState);
-				
 				GetLocalizedString(45, message);
 				OpenMessageWindow(message);
 				ForeColor(blueColor);
@@ -1084,8 +1050,6 @@ void AddObjectPairing (void)
 			emptySlot = FindObjectSlotInRoom(roomNum);
 			if ((emptySlot != -1) && (!DoesRoomNumHaveObject(roomNum, kDownStairs)))
 			{
-				wasState = HGetState((Handle)thisHouse);
-				HLock((Handle)thisHouse);
 				testRoomPtr = &((*thisHouse)->rooms[roomNum]);
 				
 				testRoomPtr->objects[emptySlot].what = kDownStairs;
@@ -1099,8 +1063,6 @@ void AddObjectPairing (void)
 				
 				testRoomPtr->numObjects++;
 				
-				HSetState((Handle)thisHouse, wasState);
-				
 				GetLocalizedString(45, message);
 				OpenMessageWindow(message);
 				ForeColor(blueColor);
@@ -1120,8 +1082,6 @@ void AddObjectPairing (void)
 			emptySlot = FindObjectSlotInRoom(roomNum);
 			if ((emptySlot != -1) && (!DoesRoomNumHaveObject(roomNum, kUpStairs)))
 			{
-				wasState = HGetState((Handle)thisHouse);
-				HLock((Handle)thisHouse);
 				testRoomPtr = &((*thisHouse)->rooms[roomNum]);
 				
 				testRoomPtr->objects[emptySlot].what = kUpStairs;
@@ -1135,8 +1095,6 @@ void AddObjectPairing (void)
 				
 				testRoomPtr->numObjects++;
 				
-				HSetState((Handle)thisHouse, wasState);
-				
 				GetLocalizedString(45, message);
 				OpenMessageWindow(message);
 				ForeColor(blueColor);
@@ -1486,11 +1444,8 @@ void MoveObject (short whichWay, Boolean shiftDown)
 	if (objActive == kInitialGliderSelected)
 	{
 		wasRect = initialGliderRect;
-		wasState = HGetState((Handle)thisHouse);
-		HLock((Handle)thisHouse);
 		(*thisHouse)->initial.h += deltaH;
 		(*thisHouse)->initial.v += deltaV;
-		HSetState((Handle)thisHouse, wasState);
 	}
 	else if (objActive == kLeftGliderSelected)
 	{
@@ -2288,9 +2243,7 @@ void GetThisRoomsObjRects (void)
 				}
 				else
 				{
-					HLock((Handle)thePict);
 					roomObjectRects[i] = (*thePict)->picFrame.ToRect();
-					HUnlock((Handle)thePict);
 				}
 				ZeroRectCorner(&roomObjectRects[i]);
 				QOffsetRect(&roomObjectRects[i], 

GpApp/ObjectEdit.h

@@ -8,7 +8,7 @@
 #pragma once
 
 
-#include "PLQuickdraw.h"
+#include "PLQDraw.h"
 
 
 extern Rect			roomObjectRects[];

GpApp/ObjectRects.cpp

@@ -226,9 +226,7 @@ void GetObjectRect (objectPtr who, Rect *itsRect)
 		}
 		else
 		{
-			HLock((Handle)thePict);
 			*itsRect = (*thePict)->picFrame.ToRect();
-			HUnlock((Handle)thePict);
 		}
 		ZeroRectCorner(itsRect);
 		QOffsetRect(itsRect, 
@@ -1140,9 +1138,6 @@ short GetUpStairsRightEdge (void)
 	
 	rightEdge = kRoomWide;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	for (i = 0; i < kMaxRoomObs; i++)
 	{
 		thisObject = (*thisHouse)->rooms[thisRoomNumber].objects[i];
@@ -1153,8 +1148,6 @@ short GetUpStairsRightEdge (void)
 		}
 	}
 	
-	HSetState((Handle)thisHouse, wasState);
-	
 	return (rightEdge);
 }
 
@@ -1168,9 +1161,6 @@ short GetDownStairsLeftEdge (void)
 	
 	leftEdge = 0;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	for (i = 0; i < kMaxRoomObs; i++)
 	{
 		thisObject = (*thisHouse)->rooms[thisRoomNumber].objects[i];
@@ -1181,8 +1171,6 @@ short GetDownStairsLeftEdge (void)
 		}
 	}
 	
-	HSetState((Handle)thisHouse, wasState);
-	
 	return (leftEdge);
 }
 

GpApp/Objects.cpp

@@ -93,8 +93,6 @@ Boolean IsThisValid (short where, short who)
 	
 	itsGood = true;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	switch ((*thisHouse)->rooms[where].objects[who].what)
 	{
 		case kObjectIsEmpty:
@@ -116,7 +114,6 @@ Boolean IsThisValid (short where, short who)
 		itsGood = (*thisHouse)->rooms[where].objects[who].data.c.state;
 		break;
 	}
-	HSetState((Handle)thisHouse, wasState);
 	
 	return (itsGood);
 }
@@ -261,8 +258,6 @@ void ListOneRoomsObjects (short where)
 	if (roomNum == kRoomIsEmpty)
 		return;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	for (n = 0; n < kMaxRoomObs; n++)
 	{
 		if (numMasterObjects < kMaxMasterObjects)
@@ -292,7 +287,6 @@ void ListOneRoomsObjects (short where)
 				numLocalMasterObjects++;
 		}
 	}
-	HSetState((Handle)thisHouse, wasState);
 }
 
 //--------------------------------------------------------------  ListAllLocalObjects
@@ -306,9 +300,6 @@ void ListAllLocalObjects (void)
 	numLocalMasterObjects = 0;
 	nHotSpots = 0;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	ListOneRoomsObjects(kCentralRoom);
 	
 	if (numNeighbors > 1)
@@ -327,8 +318,6 @@ void ListAllLocalObjects (void)
 		ListOneRoomsObjects(kNorthWestRoom);
 	}
 	
-	HSetState((Handle)thisHouse, wasState);
-	
 	for (i = 0; i < numMasterObjects; i++)				// correlate links with<74>
 	{													// index into this list
 		if ((masterObjects[i].roomLink != -1) && 		// if object has a link
@@ -368,8 +357,6 @@ Boolean SetObjectState (short room, short object, short action, short local)
 	char		wasState;
 	Boolean		changed;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	switch ((*thisHouse)->rooms[room].objects[object].what)
 	{
 		case kFloorVent:
@@ -693,7 +680,6 @@ Boolean SetObjectState (short room, short object, short action, short local)
 		break;
 		
 	}
-	HSetState((Handle)thisHouse, wasState);
 	
 	return (changed);
 }
@@ -707,8 +693,6 @@ Boolean GetObjectState (short room, short object)
 	
 	theState = true;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	switch ((*thisHouse)->rooms[room].objects[object].what)
 	{
 		case kFloorVent:
@@ -864,8 +848,6 @@ Boolean GetObjectState (short room, short object)
 		case kChimes:
 		break;
 	}
-		
-	HSetState((Handle)thisHouse, wasState);
 	
 	return (theState);
 }
@@ -909,8 +891,6 @@ void BringSendFrontBack (Boolean bringFront)
 		GenerateLinksList();				// Fill in links list with src/dest<73>
 	}										// data on objects and room numbers.
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);				// Lock down house.
 	thisHousePtr = *thisHouse;				// Get a pointer to house structure.
 	
 	for (i = 0; i < kMaxRoomObs; i++)		// Set up an ordered array.
@@ -980,7 +960,6 @@ void BringSendFrontBack (Boolean bringFront)
 		}
 	}
 	
-	HSetState((Handle)thisHouse, wasState);
 	if (linksList != nil)
 		DisposePtr((Ptr)linksList);
 	

GpApp/Play.cpp

@@ -528,9 +528,7 @@ void PlayGame (void)
 					thePicture = GetPicture(kScoreboardPictID);
 					if (!thePicture)
 						RedAlert(kErrFailedGraphicLoad);
-					HLock((Handle)thePicture);
 					bounds = (*thePicture)->picFrame.ToRect();
-					HUnlock((Handle)thePicture);
 					QOffsetRect(&bounds, -bounds.left, -bounds.top);
 					QOffsetRect(&bounds, hOffset, 0);
 					DrawPicture(thePicture, &bounds);
@@ -579,9 +577,7 @@ void PlayGame (void)
 		thePicture = GetPicture(kScoreboardPictID);
 		if (!thePicture)
 			RedAlert(kErrFailedGraphicLoad);
-		HLock((Handle)thePicture);
 		bounds = (*thePicture)->picFrame.ToRect();
-		HUnlock((Handle)thePicture);
 		QOffsetRect(&bounds, -bounds.left, -bounds.top);
 		QOffsetRect(&bounds, hOffset, 0);
 		DrawPicture(thePicture, &bounds);
@@ -605,8 +601,6 @@ void SetObjectsToDefaults (void)
 	char		wasState;
 	Boolean		initState;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	thisHousePtr = *thisHouse;
 	
 	numRooms = thisHousePtr->nRooms;
@@ -701,7 +695,6 @@ void SetObjectsToDefaults (void)
 			}
 		}
 	}
-	HSetState((Handle)thisHouse, wasState);
 }
 
 //--------------------------------------------------------------  HideGlider

GpApp/RectUtils.h

@@ -8,7 +8,7 @@
 #pragma once
 
 
-#include "PLQuickdraw.h"
+#include "PLQDraw.h"
 
 
 void FrameWHRect (short, short, short, short);

GpApp/Room.cpp

@@ -182,9 +182,6 @@ Boolean CreateNewRoom (short h, short v)
 	for (i = 0; i < kMaxRoomObs; i++)		// zero out all objects
 		thisRoom->objects[i].what = kObjectIsEmpty;
 	
-	wasState = HGetState((Handle)thisHouse);
-	MoveHHi((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	availableRoom = -1;						// assume no available rooms
 	if ((*thisHouse)->nRooms > 0)			// look for an empty room
 		for (i = 0; i < (*thisHouse)->nRooms; i++)
@@ -196,18 +193,13 @@ Boolean CreateNewRoom (short h, short v)
 	
 	if (availableRoom == -1)				// found no available rooms
 	{
-		HUnlock((Handle)thisHouse);
 		howMuch = sizeof(roomType);			// add new room to end of house
 		theErr = PtrAndHand((Ptr)thisRoom, (Handle)thisHouse, howMuch);
 		if (theErr != noErr)
 		{
 			YellowAlert(kYellowUnaccounted, theErr);
-			MoveHHi((Handle)thisHouse);
-			HLock((Handle)thisHouse);
 			return (false);
 		}
-		MoveHHi((Handle)thisHouse);
-		HLock((Handle)thisHouse);
 		(*thisHouse)->nRooms++;				// increment nRooms
 		numberRooms = (*thisHouse)->nRooms;
 		previousRoom = thisRoomNumber;
@@ -222,8 +214,6 @@ Boolean CreateNewRoom (short h, short v)
 	if (noRoomAtAll)
 		(*thisHouse)->firstRoom = thisRoomNumber;
 	
-	HSetState((Handle)thisHouse, wasState);
-	
 	CopyThisRoomToRoom();
 	UpdateEditWindowTitle();
 	noRoomAtAll = false;
@@ -278,9 +268,7 @@ void ReadyBackground (short theID, short *theTiles)
 		}
 	}
 	
-	HLock((Handle)thePicture);
 	dest = (*thePicture)->picFrame.ToRect();
-	HUnlock((Handle)thePicture);
 	QOffsetRect(&dest, -dest.left, -dest.top);
 	DrawPicture(thePicture, &dest);
 	ReleaseResource((Handle)thePicture);
@@ -359,10 +347,7 @@ void CopyThisRoomToRoom (void)
 	if ((noRoomAtAll) || (thisRoomNumber == -1))
 		return;
 	
-	tagByte = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);		// copy back to house
-	(*thisHouse)->rooms[thisRoomNumber] = *thisRoom;
-	HSetState((Handle)thisHouse, tagByte);
+	(*thisHouse)->rooms[thisRoomNumber] = *thisRoom;	// copy back to house
 }
 
 //--------------------------------------------------------------  ForceThisRoom
@@ -374,13 +359,10 @@ void ForceThisRoom (short roomNumber)
 	if (roomNumber == -1)
 		return;
 	
-	tagByte = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	if (roomNumber < (*thisHouse)->nRooms)
 		*thisRoom = (*thisHouse)->rooms[roomNumber];
 	else
 		YellowAlert(kYellowIllegalRoomNum, 0);
-	HSetState((Handle)thisHouse, tagByte);
 	
 	previousRoom = thisRoomNumber;
 	thisRoomNumber = roomNumber;
@@ -401,8 +383,6 @@ Boolean RoomExists (short suite, short floor, short *roomNum)
 	if (suite < 0)
 		return (foundIt);
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	thisHousePtr = *thisHouse;
 	
 	for (i = 0; i < numberRooms; i++)
@@ -416,8 +396,6 @@ Boolean RoomExists (short suite, short floor, short *roomNum)
 		}
 	}
 	
-	HSetState((Handle)thisHouse, wasState);
-	
 	return (foundIt);
 }
 
@@ -455,14 +433,11 @@ void DeleteRoom (Boolean doWarn)
 	
 	DeselectObject();
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	wasFloor = (*thisHouse)->rooms[thisRoomNumber].floor;
 	wasSuite = (*thisHouse)->rooms[thisRoomNumber].suite;
 	firstDeleted = ((*thisHouse)->firstRoom == thisRoomNumber);	// is room "first"
 	thisRoom->suite = kRoomIsEmpty;
 	(*thisHouse)->rooms[thisRoomNumber].suite = kRoomIsEmpty;
-	HSetState((Handle)thisHouse, wasState);
 	
 	noRoomAtAll = (RealRoomNumberCount() == 0);					// see if now no rooms
 	if (noRoomAtAll)
@@ -472,10 +447,7 @@ void DeleteRoom (Boolean doWarn)
 	
 	if (firstDeleted)
 	{
-		wasState = HGetState((Handle)thisHouse);
-		HLock((Handle)thisHouse);
 		(*thisHouse)->firstRoom = thisRoomNumber;
-		HSetState((Handle)thisHouse, wasState);
 	}
 	
 	newRoomNow = false;
@@ -616,8 +588,6 @@ short GetNeighborRoomNumber (short which)
 	}
 	
 	roomNum = kRoomIsEmpty;
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	roomH = (*thisHouse)->rooms[thisRoomNumber].suite + hDelta;
 	roomV = (*thisHouse)->rooms[thisRoomNumber].floor + vDelta;
 	
@@ -630,7 +600,6 @@ short GetNeighborRoomNumber (short which)
 			break;
 		}
 	}
-	HSetState((Handle)thisHouse, wasState);
 	
 	return (roomNum);
 }
@@ -647,9 +616,6 @@ void SetToNearestNeighborRoom (short wasFloor, short wasSuite)
 	char		wasState;
 	Boolean		finished;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
-	
 	finished = false;
 	distance = 1;	// we begin our walk a distance of one from source room
 	h = -1;			// we begin with the neighbor to the left<66>
@@ -703,8 +669,6 @@ void SetToNearestNeighborRoom (short wasFloor, short wasSuite)
 			}
 		}
 	} while (!finished);
-	
-	HSetState((Handle)thisHouse, wasState);
 }
 
 //--------------------------------------------------------------  GetRoomFloorSuite
@@ -714,8 +678,6 @@ Boolean GetRoomFloorSuite (short room, short *floor, short *suite)
 	char		wasState;
 	Boolean		isRoom;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	if ((*thisHouse)->rooms[room].suite == kRoomIsEmpty)
 	{
 		*floor = 0;
@@ -728,7 +690,6 @@ Boolean GetRoomFloorSuite (short room, short *floor, short *suite)
 		*floor = (*thisHouse)->rooms[room].floor;
 		isRoom = true;
 	}
-	HSetState((Handle)thisHouse, wasState);
 	
 	return (isRoom);
 }
@@ -743,8 +704,6 @@ short GetRoomNumber (short floor, short suite)
 	
 	roomNum = kRoomIsEmpty;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	for (i = 0; i < numberRooms; i++)
 	{
 		if (((*thisHouse)->rooms[i].suite == suite) && 
@@ -754,7 +713,6 @@ short GetRoomNumber (short floor, short suite)
 			break;
 		}
 	}
-	HSetState((Handle)thisHouse, wasState);
 	
 	return (roomNum);
 }
@@ -769,8 +727,6 @@ Boolean	IsRoomAStructure (short roomNum)
 	if (roomNum == kRoomIsEmpty)
 		return (false);
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	if ((*thisHouse)->rooms[roomNum].background >= kUserBackground)
 	{
 		if ((*thisHouse)->rooms[roomNum].bounds != 0)
@@ -807,7 +763,6 @@ Boolean	IsRoomAStructure (short roomNum)
 			break;
 		}
 	}
-	HSetState((Handle)thisHouse, wasState);
 	
 	return (isStructure);
 }
@@ -950,7 +905,6 @@ short GetOriginalBounding (short theID)
 	else
 	{
 		boundCode = 0;
-		HLock((Handle)boundsRes);
 		if ((*boundsRes)->left)
 			boundCode += 1;
 		if ((*boundsRes)->top)
@@ -959,7 +913,6 @@ short GetOriginalBounding (short theID)
 			boundCode += 4;
 		if ((*boundsRes)->bottom)
 			boundCode += 8;
-		HUnlock((Handle)boundsRes);
 		ReleaseResource((Handle)boundsRes);
 	}
 	
@@ -1033,8 +986,6 @@ short GetNumberOfLights (short where)
 	}
 	else
 	{
-		wasState = HGetState((Handle)thisHouse);
-		HLock((Handle)thisHouse);
 		thisHousePtr = *thisHouse;
 		switch (thisHousePtr->rooms[where].background)
 		{
@@ -1094,7 +1045,6 @@ short GetNumberOfLights (short where)
 				}
 			}
 		}
-		HSetState((Handle)thisHouse, wasState);
 	}
 	return (count);
 }

GpApp/RoomGraphics.cpp

@@ -58,10 +58,7 @@ void DrawLocale (void)
 	tvInRoom = false;
 	tvWithMovieNumber = -1;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	roomV = (*thisHouse)->rooms[thisRoomNumber].floor;
-	HSetState((Handle)thisHouse, wasState);
 	
 	for (i = 0; i < 9; i++)
 	{
@@ -147,9 +144,7 @@ void LoadGraphicSpecial (short resID)
 		}
 	}
 	
-	HLock((Handle)thePicture);
 	bounds = (*thePicture)->picFrame.ToRect();
-	HUnlock((Handle)thePicture);
 	OffsetRect(&bounds, -bounds.left, -bounds.top);
 	DrawPicture(thePicture, &bounds);
 	
@@ -167,12 +162,9 @@ void DrawRoomBackground (short who, short where, short elevation)
 	
 	if (where == kCentralRoom)
 	{
-		wasState = HGetState((Handle)thisHouse);
-		HLock((Handle)thisHouse);
 		thisBackground = (*thisHouse)->rooms[who].background;
 		for (i = 0; i < kNumTiles; i++)
 			thisTiles[i] = (*thisHouse)->rooms[who].tiles[i];
-		HSetState((Handle)thisHouse, wasState);
 	}
 	
 	if ((numLights == 0) && (who != kRoomIsEmpty))
@@ -226,12 +218,9 @@ void DrawRoomBackground (short who, short where, short elevation)
 	}
 	else
 	{
-		wasState = HGetState((Handle)thisHouse);
-		HLock((Handle)thisHouse);
 		pictID = (*thisHouse)->rooms[who].background;
 		for (i = 0; i < kNumTiles; i++)
 			tiles[i] = (*thisHouse)->rooms[who].tiles[i];
-		HSetState((Handle)thisHouse, wasState);
 	}
 	
 	SetPort((GrafPtr)workSrcMap);
@@ -436,10 +425,7 @@ void RedrawRoomLighting (void)
 	char		wasState;
 	Boolean		wasLit, isLit;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	roomV = (*thisHouse)->rooms[thisRoomNumber].floor;
-	HSetState((Handle)thisHouse, wasState);
 	
 	wasLit = numLights > 0;
 	numLights = GetNumberOfLights(localNumbers[kCentralRoom]);

GpApp/RoomInfo.cpp

@@ -447,10 +447,7 @@ void DoRoomInfo (void)
 	ShowWindow(GetDialogWindow(roomInfoDialog));
 	DrawDefaultButton(roomInfoDialog);
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	wasFirstRoom = ((*thisHouse)->firstRoom == thisRoomNumber);
-	HSetState((Handle)thisHouse, wasState);
 	SetDialogItemValue(roomInfoDialog, kRoomFirstCheck, (short)wasFirstRoom);
 	
 	if (tempBack >= kUserBackground)
@@ -473,9 +470,7 @@ void DoRoomInfo (void)
 			PasStringCopyNum(tempStr, thisRoom->name, 27);
 			if (wasFirstRoom)
 			{
-				HLock((Handle)thisHouse);
 				(*thisHouse)->firstRoom = thisRoomNumber;
-				HUnlock((Handle)thisHouse);
 			}
 			thisRoom->background = tempBack;
 			if (tempBack < kUserBackground)

GpApp/SavedGames.cpp

@@ -311,8 +311,6 @@ void SaveGame (Boolean doSave)
 	if (twoPlayerGame)
 		return;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	thisHousePtr = *thisHouse;
 	
 	if (doSave)
@@ -343,8 +341,6 @@ void SaveGame (Boolean doSave)
 		thisHousePtr->hasGame = false;
 	}
 	
-	HSetState((Handle)thisHouse, wasState);
-	
 	if (doSave)
 	{
 		if (!WriteHouse(theMode == kEditMode))

GpApp/Sound.cpp

@@ -225,7 +225,6 @@ OSErr LoadTriggerSound (short soundID)
 		{
 			soundDataSize = GetHandleSize(theSound) - 20L;
 			theSoundData[kMaxSounds - 1] = NewPtr(soundDataSize);
-			HLock(theSound);
 			if (theSoundData[kMaxSounds - 1] == nil)
 			{
 				ReleaseResource(theSound);
@@ -268,15 +267,12 @@ OSErr LoadBufferSounds (void)
 		if (theSound == nil)
 			return (MemError());
 		
-		HLock(theSound);
 		soundDataSize = GetHandleSize(theSound) - 20L;
-		HUnlock(theSound);
 		
 		theSoundData[i] = NewPtr(soundDataSize);
 		if (theSoundData[i] == nil)
 			return (MemError());
 		
-		HLock(theSound);
 		BlockMove((Ptr)((Byte*)(*theSound) + 20L), theSoundData[i], soundDataSize);
 		ReleaseResource(theSound);
 	}

GpApp/StructuresInit.cpp

@@ -81,9 +81,7 @@ void InitScoreboardMap (void)
 	thePicture = GetPicture(kScoreboardPictID);
 	if (thePicture == nil)
 		RedAlert(kErrFailedGraphicLoad);
-	HLock((Handle)thePicture);
 	bounds = (*thePicture)->picFrame.ToRect();
-	HUnlock((Handle)thePicture);
 	QOffsetRect(&bounds, -bounds.left, -bounds.top);
 	QOffsetRect(&bounds, hOffset, 0);
 	DrawPicture(thePicture, &bounds);

GpApp/Transit.cpp

@@ -31,12 +31,8 @@ extern	Boolean		playerDead, playerSuicide, tvOn;
 short WhatAreWeLinkedTo (short where, Byte who)
 {
 	short		what, whatType;
-	char		wasState;
 	
-	wasState = HGetState((Handle)thisHouse);
-	HLock((Handle)thisHouse);
 	what = (*thisHouse)->rooms[where].objects[who].what;
-	HSetState((Handle)thisHouse, wasState);
 	
 	switch (what)
 	{
@@ -430,15 +426,11 @@ void MoveMailToMail (gliderPtr thisGlider)
 void HandleRoomVisitation (void)
 {
 	houseType	*thisHousePtr;
-	char		wasState;
 	
 	if (!thisRoom->visited)
 	{
-		wasState = HGetState((Handle)thisHouse);
-		HLock((Handle)thisHouse);
 		thisHousePtr = *thisHouse;
 		thisHousePtr->rooms[localNumbers[kCentralRoom]].visited = true;
-		HSetState((Handle)thisHouse, wasState);
 		theScore += kRoomVisitScore;
 		thisRoom->visited = true;
 	}

GpApp/Triggers.cpp

@@ -173,8 +173,6 @@ void FireTrigger (short index)
 	}
 	else
 	{
-		wasState = HGetState((Handle)thisHouse);
-		HLock((Handle)thisHouse);
 		triggeredIs = masterObjects[triggerIs].localLink;
 		switch ((*thisHouse)->rooms[triggers[index].room].
 				objects[triggers[index].object].what)
@@ -189,7 +187,6 @@ void FireTrigger (short index)
 			}
 			break;
 		}
-		HSetState((Handle)thisHouse, wasState);
 	}
 }
 

GpApp/Utilities.cpp

@@ -5,7 +5,7 @@
 //============================================================================
 
 #include "PLKeyEncoding.h"
-#include "PLQuickdraw.h"
+#include "PLQDraw.h"
 #include "PLPasStr.h"
 #include "PLResources.h"
 #include "PLSound.h"
@@ -302,9 +302,7 @@ void LoadGraphic (short resID)
 	if (thePicture == nil)
 		RedAlert(kErrFailedGraphicLoad);
 	
-	HLock((Handle)thePicture);
 	bounds = (*thePicture)->picFrame.ToRect();
-	HUnlock((Handle)thePicture);
 	OffsetRect(&bounds, -bounds.left, -bounds.top);
 	DrawPicture(thePicture, &bounds);
 	
@@ -327,31 +325,6 @@ void LoadScaledGraphic (short resID, Rect *theRect)
 	ReleaseResource((Handle)thePicture);
 }
 
-//--------------------------------------------------------------  PlotSICN
-// Draws a small icon (16 x 16 pixels).
-/*
-void PlotSICN (Rect *theRect, SICNHand theSICN, long theIndex)
-{
-	char		state;
-	BitMap		srcBits;
-	
-	if ((theSICN != nil) && 
-			((GetHandleSize((Handle)theSICN) / sizeof(SICN)) > theIndex))
-	{
-		state = HGetState((Handle)theSICN);
-		HLock((Handle)theSICN);
-		
-		srcBits.baseAddr = (Ptr)(*theSICN)[theIndex];
-		srcBits.rowBytes = 2;
-		SetRect(&srcBits.bounds, 0, 0, 16, 16);
-		
-		CopyBits(&srcBits,&(*qd.thePort).portBits, 
-				&srcBits.bounds, theRect, srcCopy, nil);
-		
-		HSetState((Handle) theSICN, state);
-	}
-}
-*/
 //--------------------------------------------------------------  LargeIconPlot
 // Draws a standard b&w icon (32 x 32) - resource is an 'ICON'.
 

GpD3D/GpSystemServices_Win32.cpp

@@ -15,10 +15,23 @@ GpSystemServices_Win32::GpSystemServices_Win32()
 
 uint32_t GpSystemServices_Win32::GetTime() const
 {
-	// PL_NotYetImplemented
+	//PL_NotYetImplemented_TODO("Time");
 	return 0;
 }
 
+void GpSystemServices_Win32::GetLocalDateTime(unsigned int &year, unsigned int &month, unsigned int &day, unsigned int &hour, unsigned int &minute, unsigned int &second) const
+{
+	SYSTEMTIME localTime;
+	GetLocalTime(&localTime);
+
+	year = localTime.wYear;
+	month = localTime.wMonth;
+	day = localTime.wDay;
+	hour = localTime.wHour;
+	minute = localTime.wMinute;
+	second = localTime.wSecond;
+}
+
 PortabilityLayer::HostMutex *GpSystemServices_Win32::CreateMutex()
 {
 	return GpMutex_Win32::Create();

GpD3D/GpSystemServices_Win32.h

@@ -16,6 +16,7 @@ public:
 	GpSystemServices_Win32();
 
 	uint32_t GetTime() const override;
+	void GetLocalDateTime(unsigned int &year, unsigned int &month, unsigned int &day, unsigned int &hour, unsigned int &minute, unsigned int &second) const override;
 	PortabilityLayer::HostMutex *CreateMutex() override;
 	PortabilityLayer::HostThreadEvent *CreateThreadEvent(bool autoReset, bool startSignaled) override;
 

PortabilityLayer/DisplayDeviceManager.cpp

@@ -1,7 +1,7 @@
 #include "DisplayDeviceManager.h"
 
 #include "HostDisplayDriver.h"
-#include "PLQuickdraw.h"
+#include "PLQDraw.h"
 #include "MemoryManager.h"
 #include "QDStandardPalette.h"
 

PortabilityLayer/HostSystemServices.h

@@ -17,6 +17,7 @@ namespace PortabilityLayer
 	{
 	public:
 		virtual uint32_t GetTime() const = 0;
+		virtual void GetLocalDateTime(unsigned int &year, unsigned int &month, unsigned int &day, unsigned int &hour, unsigned int &minute, unsigned int &second) const = 0;
 		virtual HostMutex *CreateMutex() = 0;
 		virtual HostThreadEvent *CreateThreadEvent(bool autoReset, bool startSignaled) = 0;
 

PortabilityLayer/IPlotter.h

@@ -0,0 +1,14 @@
+#pragma once
+
+#include "PlotDirection.h"
+
+namespace PortabilityLayer
+{
+	struct Vec2i;
+
+	struct IPlotter
+	{
+		virtual PlotDirection PlotNext() = 0;
+		virtual const Vec2i &GetPoint() const = 0;
+	};
+}

PortabilityLayer/LinePlotter.cpp

@@ -0,0 +1,101 @@
+#include "LinePlotter.h"
+#include "Vec2i.h"
+
+#include <assert.h>
+
+namespace PortabilityLayer
+{
+	LinePlotter::LinePlotter()
+		: m_point(0, 0)
+		, m_endPoint(0, 0)
+		, m_dx(0)
+		, m_dy(0)
+		, m_err(0)
+		, m_xIncrPos(true)
+		, m_yIncrPos(true)
+		, m_xMove(PlotDirection_Exhausted)
+		, m_yMove(PlotDirection_Exhausted)
+		, m_xyMove(PlotDirection_Exhausted)
+	{
+	}
+
+	PlotDirection LinePlotter::PlotNext()
+	{
+		if (m_point == m_endPoint)
+			return PlotDirection_Exhausted;
+
+		bool movedX = false;
+		const int32_t err2 = 2 * m_err;
+		if (err2 >= m_dy)
+		{
+			m_err += m_dy;
+			m_point.m_x += m_xIncrPos ? 1 : -1;
+			movedX = true;
+		}
+
+		if (err2 <= m_dx)
+		{
+			m_err += m_dx;
+			m_point.m_y += m_yIncrPos ? 1 : -1;
+
+			if (movedX)
+				return m_xyMove;
+			else
+				return m_yMove;
+		}
+		else
+		{
+			assert(movedX);
+			return m_xMove;
+		}
+	}
+
+	const Vec2i &LinePlotter::GetPoint() const
+	{
+		return m_point;
+	}
+
+	void LinePlotter::Reset(const Vec2i &pointA, const Vec2i &pointB)
+	{
+		m_dx = pointB.m_x - pointA.m_x;
+		if (m_dx < 0)
+			m_dx = -m_dx;
+
+		m_dy = pointB.m_y - pointA.m_y;
+		if (m_dy > 0)
+			m_dy = -m_dy;
+
+		m_xIncrPos = (pointA.m_x < pointB.m_x);
+		m_yIncrPos = (pointA.m_y < pointB.m_y);
+
+		m_err = m_dx + m_dy;
+
+		m_point = pointA;
+		m_endPoint = pointB;
+
+		if (m_xIncrPos)
+		{
+			if (m_yIncrPos)
+				m_xyMove = PlotDirection_PosX_PosY;
+			else
+				m_xyMove = PlotDirection_PosX_NegY;
+
+			m_xMove = PlotDirection_PosX_0Y;
+		}
+		else
+		{
+			if (m_yIncrPos)
+				m_xyMove = PlotDirection_NegX_PosY;
+			else
+				m_xyMove = PlotDirection_NegX_NegY;
+
+			m_xMove = PlotDirection_NegX_0Y;
+		}
+
+
+		if (m_yIncrPos)
+			m_yMove = PlotDirection_0X_PosY;
+		else
+			m_yMove = PlotDirection_0X_NegY;
+	}
+}

PortabilityLayer/LinePlotter.h

@@ -0,0 +1,30 @@
+#pragma once
+
+#include "PlotDirection.h"
+#include "Vec2i.h"
+
+namespace PortabilityLayer
+{
+	class LinePlotter
+	{
+	public:
+		LinePlotter();
+		PlotDirection PlotNext();
+		const Vec2i &GetPoint() const;
+
+		void Reset(const Vec2i &pointA, const Vec2i &pointB);
+
+	private:
+		Vec2i m_point;
+		Vec2i m_endPoint;
+		int32_t m_dx;
+		int32_t m_dy;
+		int32_t m_err;
+		bool m_xIncrPos;
+		bool m_yIncrPos;
+
+		PlotDirection m_xyMove;
+		PlotDirection m_xMove;
+		PlotDirection m_yMove;
+	};
+}

PortabilityLayer/PLCore.cpp

@@ -2,7 +2,7 @@
 #include "PLApplication.h"
 #include "PLPasStr.h"
 #include "PLKeyEncoding.h"
-#include "PLQuickdraw.h"
+#include "PLQDraw.h"
 
 #include "AEManager.h"
 #include "DisplayDeviceManager.h"
@@ -901,10 +901,17 @@ void GetDateTime(UInt32 *dateTime)
 
 void GetTime(DateTimeRec *dateTime)
 {
-	PL_NotYetImplemented_TODO("DateTime");
-	dateTime->month = 1;
-	dateTime->hour = 0;
-	dateTime->minute = 0;
+	unsigned int year;
+	unsigned int month;
+	unsigned int day;
+	unsigned int hour;
+	unsigned int minute;
+	unsigned int second;
+	PortabilityLayer::HostSystemServices::GetInstance()->GetLocalDateTime(year, month, day, hour, minute, second);
+
+	dateTime->month = month;
+	dateTime->hour = hour;
+	dateTime->minute = minute;
 }
 
 UInt32 GetDblTime()
@@ -955,22 +962,6 @@ long GetHandleSize(Handle handle)
 	return static_cast<long>(block->m_size);
 }
 
-void HNoPurge(Handle hdl)
-{
-}
-
-void MoveHHi(Handle hdl)
-{
-}
-
-void HLock(Handle hdl)
-{
-}
-
-void HUnlock(Handle hdl)
-{
-}
-
 OSErr PtrAndHand(const void *data, Handle handle, Size size)
 {
 	PL_NotYetImplemented();

PortabilityLayer/PLCore.h

@@ -369,11 +369,6 @@ Handle NewHandle(Size size);
 void DisposeHandle(Handle handle);
 long GetHandleSize(Handle handle);
 
-void HNoPurge(Handle hdl);	// Marks a handle as not purgeable
-void MoveHHi(Handle hdl);	// Relocates a block to the top of the heap
-void HLock(Handle hdl);		// Disable relocation
-void HUnlock(Handle hdl);	// Re-enable relocation
-
 OSErr PtrAndHand(const void *data, Handle handle, Size size);	// Appends data to the end of a handle
 void SetHandleSize(Handle hdl, Size newSize);
 
@@ -384,9 +379,6 @@ void DisposePtr(void *ptr);
 Size MaxMem(Size *growBytes);
 void PurgeSpace(long *totalFree, long *contiguousFree);
 
-void HSetState(Handle handle, char state);
-char HGetState(Handle handle);
-
 OSErr MemError();
 
 void BlockMove(const void *src, void *dest, Size size);

PortabilityLayer/PLQDOffscreen.h

@@ -3,7 +3,7 @@
 #define __PL_QDOFFSCREEN_H__
 
 #include "PLCore.h"
-#include "PLQuickdraw.h"
+#include "PLQDraw.h"
 
 struct ColorTable
 {

PortabilityLayer/PLQDraw.cpp

@@ -1,4 +1,4 @@
-#include "PLQuickdraw.h"
+#include "PLQDraw.h"
 #include "QDManager.h"
 #include "QDState.h"
 #include "DisplayDeviceManager.h"

PortabilityLayer/PlotDirection.h

@@ -0,0 +1,20 @@
+#pragma once
+
+namespace PortabilityLayer
+{
+	enum PlotDirection
+	{
+		PlotDirection_NegX_NegY,
+		PlotDirection_0X_NegY,
+		PlotDirection_PosX_NegY,
+
+		PlotDirection_NegX_PosY,
+		PlotDirection_0X_PosY,
+		PlotDirection_PosX_PosY,
+
+		PlotDirection_NegX_0Y,
+		PlotDirection_PosX_0Y,
+
+		PlotDirection_Exhausted,
+	};
+}

PortabilityLayer/PortabilityLayer.vcxproj

@@ -163,6 +163,8 @@
     <ClInclude Include="HostVOSEventQueue.h" />
     <ClInclude Include="InputManager.h" />
     <ClInclude Include="IOStream.h" />
+    <ClInclude Include="IPlotter.h" />
+    <ClInclude Include="LinePlotter.h" />
     <ClInclude Include="MacBinary2.h" />
     <ClInclude Include="MacFileMem.h" />
     <ClInclude Include="MacFileInfo.h" />
@@ -194,6 +196,9 @@
     <ClInclude Include="PLLowMem.h" />
     <ClInclude Include="PLMacTypes.h" />
     <ClInclude Include="MenuManager.h" />
+    <ClInclude Include="PlotDirection.h" />
+    <ClInclude Include="ScanlineMaskBuilder.h" />
+    <ClInclude Include="ScanlineMaskConverter.h" />
     <ClInclude Include="QDGraf.h" />
     <ClInclude Include="QDManager.h" />
     <ClInclude Include="QDPictEmitContext.h" />
@@ -221,7 +226,7 @@
     <ClInclude Include="PLPasStr.h" />
     <ClInclude Include="PLQDOffscreen.h" />
     <ClInclude Include="PLMovies.h" />
-    <ClInclude Include="PLQuickdraw.h" />
+    <ClInclude Include="PLQDraw.h" />
     <ClInclude Include="ResourceManager.h" />
     <ClInclude Include="PLResources.h" />
     <ClInclude Include="PLScript.h" />
@@ -265,6 +270,7 @@
     <ClCompile Include="HostSystemServices.cpp" />
     <ClCompile Include="HostVOSEventQueue.cpp" />
     <ClCompile Include="InputManager.cpp" />
+    <ClCompile Include="LinePlotter.cpp" />
     <ClCompile Include="MacBinary2.cpp" />
     <ClCompile Include="MacFileInfo.cpp" />
     <ClCompile Include="MacFileMem.cpp" />
@@ -286,11 +292,14 @@
     <ClCompile Include="PLNavigation.cpp" />
     <ClCompile Include="PLNumberFormatting.cpp" />
     <ClCompile Include="PLQDOffscreen.cpp" />
-    <ClCompile Include="PLQuickdraw.cpp" />
+    <ClCompile Include="PLQDraw.cpp" />
     <ClCompile Include="PLResourceManager.cpp" />
     <ClCompile Include="PLResources.cpp" />
     <ClCompile Include="PLSound.cpp" />
     <ClCompile Include="PLStringCompare.cpp" />
+    <ClCompile Include="ScanlineMask.cpp" />
+    <ClCompile Include="ScanlineMaskBuilder.cpp" />
+    <ClCompile Include="ScanlineMaskConverter.cpp" />
     <ClCompile Include="QDGraf.cpp" />
     <ClCompile Include="QDManager.cpp" />
     <ClCompile Include="QDPictDecoder.cpp" />

PortabilityLayer/PortabilityLayer.vcxproj.filters

@@ -90,9 +90,6 @@
     <ClInclude Include="PLMovies.h">
       <Filter>Header Files</Filter>
     </ClInclude>
-    <ClInclude Include="PLQuickdraw.h">
-      <Filter>Header Files</Filter>
-    </ClInclude>
     <ClInclude Include="PLMacTypes.h">
       <Filter>Header Files</Filter>
     </ClInclude>
@@ -369,6 +366,24 @@
     <ClInclude Include="..\GpCommon\GpBitfield.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="LinePlotter.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="PlotDirection.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="PLQDraw.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="ScanlineMaskConverter.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="IPlotter.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="ScanlineMaskBuilder.h">
+      <Filter>Source Files</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="CFileStream.cpp">
@@ -398,9 +413,6 @@
     <ClCompile Include="PLResources.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
-    <ClCompile Include="PLQuickdraw.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
     <ClCompile Include="PLSound.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
@@ -554,5 +566,20 @@
     <ClCompile Include="..\stb\stb_image_write.c">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="ScanlineMaskConverter.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="PLQDraw.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="LinePlotter.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="ScanlineMaskBuilder.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="ScanlineMask.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
 </Project>

PortabilityLayer/QDPixMap.h

@@ -1,7 +1,7 @@
 #pragma once
 
 #include "PLBigEndian.h"
-#include "PLQuickdraw.h"
+#include "PLQDraw.h"
 #include "GpPixelFormat.h"
 
 #include <stdint.h>

PortabilityLayer/QDState.cpp

@@ -1,10 +1,10 @@
 #include "QDState.h"
 
-#include "PLQuickdraw.h"
-#include "QDStandardPalette.h"
-
-namespace PortabilityLayer
-{
+#include "PLQDraw.h"
+#include "QDStandardPalette.h"
+
+namespace PortabilityLayer
+{
 	QDState::QDState()
 		: m_fontID(applFont)
 		, m_textSize(12)
@@ -19,10 +19,10 @@ namespace PortabilityLayer
 		, m_isBackResolved8(false)
 		, m_clipRegion(nullptr)
 	{
-		m_backUnresolvedColor.r = m_backUnresolvedColor.g = m_backUnresolvedColor.b = m_backUnresolvedColor.a = 255;
+		m_backUnresolvedColor.r = m_backUnresolvedColor.g = m_backUnresolvedColor.b = m_backUnresolvedColor.a = 255;
 		m_foreUnresolvedColor.r = m_foreUnresolvedColor.g = m_foreUnresolvedColor.b = 0;
 		m_foreUnresolvedColor.a = 255;
-		m_penPos.h = m_penPos.v = 0;
+		m_penPos.h = m_penPos.v = 0;
 	}
 
 	void QDState::SetForeColor(const RGBAColor &color)
@@ -77,6 +77,6 @@ namespace PortabilityLayer
 			cached = resolvedColor;
 
 			return resolvedColor;
-		}
+		}
 	}
 }

PortabilityLayer/ScanlineMask.cpp

@@ -0,0 +1,80 @@
+#include "CoreDefs.h"
+#include "ScanlineMask.h"
+#include "ScanlineMaskBuilder.h"
+
+#include <stdlib.h>
+#include <new>
+
+namespace PortabilityLayer
+{
+	void ScanlineMask::Destroy()
+	{
+		this->~ScanlineMask();
+		free(this);
+	}
+
+	ScanlineMask *ScanlineMask::Create(const ScanlineMaskBuilder &builder)
+	{
+		size_t alignedPrefixSize = sizeof(ScanlineMask) + PL_SYSTEM_MEMORY_ALIGNMENT - 1;
+		alignedPrefixSize -= alignedPrefixSize % PL_SYSTEM_MEMORY_ALIGNMENT;
+
+		const size_t longestSpan = builder.GetLongestSpan();
+		const size_t numSpans = builder.GetNumSpans();
+		const size_t *spans = builder.GetSpans();
+
+		size_t storageSize = numSpans;
+		DataStorage dataStorage = DataStorage_UInt8;
+		if (longestSpan <= 0xff)
+			dataStorage = DataStorage_UInt8;
+		else if (longestSpan <= 0xffff)
+		{
+			storageSize *= 2;
+			dataStorage = DataStorage_UInt16;
+		}
+		else if (longestSpan <= 0xffffffff)
+		{
+			storageSize *= 4;
+			dataStorage = DataStorage_UInt32;
+		}
+		else
+			return nullptr;
+
+		void *storage = malloc(alignedPrefixSize + storageSize);
+		if (!storage)
+			return nullptr;
+
+		void *spanStorage = static_cast<uint8_t*>(storage) + alignedPrefixSize;
+
+		ScanlineMask *mask = new (storage) ScanlineMask(dataStorage, spanStorage, numSpans);
+
+		for (size_t i = 0; i < numSpans; i++)
+		{
+			switch (dataStorage)
+			{
+			case DataStorage_UInt8:
+				static_cast<uint8_t*>(spanStorage)[i] = static_cast<uint8_t>(spans[i]);
+				break;
+			case DataStorage_UInt16:
+				static_cast<uint16_t*>(spanStorage)[i] = static_cast<uint16_t>(spans[i]);
+				break;
+			case DataStorage_UInt32:
+				static_cast<uint32_t*>(spanStorage)[i] = static_cast<uint32_t>(spans[i]);
+				break;
+			}
+		}
+
+		return mask;
+	}
+
+	ScanlineMask::ScanlineMask(DataStorage dataStorage, const void *data, size_t numSpans)
+		: m_dataStorage(dataStorage)
+		, m_data(data)
+		, m_numSpans(numSpans)
+	{
+	}
+
+	ScanlineMask::~ScanlineMask()
+	{
+	}
+}
+

PortabilityLayer/ScanlineMask.h

@@ -0,0 +1,31 @@
+#pragma once
+
+#include <stdint.h>
+
+namespace PortabilityLayer
+{
+	class ScanlineMaskBuilder;
+
+	class ScanlineMask
+	{
+	public:
+		void Destroy();
+
+		static ScanlineMask *Create(const ScanlineMaskBuilder &builder);
+
+	private:
+		enum DataStorage
+		{
+			DataStorage_UInt8,
+			DataStorage_UInt16,
+			DataStorage_UInt32,
+		};
+
+		explicit ScanlineMask(DataStorage dataStorage, const void *data, size_t numSpans);
+		~ScanlineMask();
+
+		const DataStorage m_dataStorage;
+		const void *m_data;
+		const size_t m_numSpans;
+	};
+}

PortabilityLayer/ScanlineMaskBuilder.cpp

@@ -0,0 +1,66 @@
+#include "ScanlineMaskBuilder.h"
+
+#include <stdlib.h>
+
+namespace PortabilityLayer
+{
+	ScanlineMaskBuilder::ScanlineMaskBuilder()
+		: m_spans(nullptr)
+		, m_numSpans(0)
+		, m_capacity(0)
+		, m_longestSpan(0)
+	{
+	}
+
+	ScanlineMaskBuilder::~ScanlineMaskBuilder()
+	{
+		if (m_spans)
+			realloc(m_spans, 0);
+	}
+
+	bool ScanlineMaskBuilder::AppendSpan(size_t span)
+	{
+		if (span > m_longestSpan)
+			m_longestSpan = span;
+
+		if (m_capacity == 0)
+		{
+			m_capacity = 8;
+			m_spans = static_cast<size_t*>(realloc(nullptr, sizeof(size_t) * m_capacity));
+			if (!m_spans)
+				return false;
+		}
+
+		if (m_numSpans == m_capacity)
+		{
+			if (m_capacity >= (SIZE_MAX / sizeof(size_t) / 2))
+				return false;
+
+			m_capacity *= 2;
+			void *newSpans = realloc(m_spans, sizeof(size_t) * m_capacity);
+			if (!newSpans)
+				return false;
+
+			m_spans = static_cast<size_t*>(newSpans);
+		}
+
+		m_spans[m_numSpans++] = span;
+
+		return true;
+	}
+
+	size_t ScanlineMaskBuilder::GetLongestSpan() const
+	{
+		return m_longestSpan;
+	}
+
+	const size_t *ScanlineMaskBuilder::GetSpans() const
+	{
+		return m_spans;
+	}
+
+	size_t ScanlineMaskBuilder::GetNumSpans() const
+	{
+		return m_numSpans;
+	}
+}

PortabilityLayer/ScanlineMaskBuilder.h

@@ -0,0 +1,25 @@
+#pragma once
+
+#include <stdint.h>
+
+namespace PortabilityLayer
+{
+	class ScanlineMaskBuilder
+	{
+	public:
+		ScanlineMaskBuilder();
+		~ScanlineMaskBuilder();
+
+		bool AppendSpan(size_t span);
+
+		size_t GetLongestSpan() const;
+		const size_t *GetSpans() const;
+		size_t GetNumSpans() const;
+
+	private:
+		size_t *m_spans;
+		size_t m_numSpans;
+		size_t m_capacity;
+		size_t m_longestSpan;
+	};
+}

PortabilityLayer/ScanlineMaskConverter.cpp

@@ -0,0 +1,318 @@
+#include "ScanlineMaskConverter.h"
+#include "ScanlineMask.h"
+#include "Vec2i.h"
+#include "LinePlotter.h"
+#include "ScanlineMaskBuilder.h"
+#include "IPlotter.h"
+
+#include <assert.h>
+#include <algorithm>
+
+#define PL_SCANLINE_MASKS_DEBUGGING 1
+
+#if PL_SCANLINE_MASKS_DEBUGGING
+#include "stb_image_write.h"
+#endif
+
+// The algorithm that we're trying to emulate consistently paints on covered pixels of a line as in-bounds,
+// while also identifying which pixels are part of the poly interior.
+// 
+// We use a plotting algorithm to generate an outline with some rules:
+// - If a plot moves vertically in the same direction as the previous vertical movement, then the inversion bit for the pixel is flipped.
+// - A scanline is then run across the row, toggling state between inversion points, and filling any that contain a plot point.
+
+namespace PortabilityLayer
+{
+	enum PlotterVertical
+	{
+		PlotterVertical_NegY,
+		PlotterVertical_PosY,
+
+		PlotterVertical_None,
+	};
+
+	static void FillPresenceFlag(uint8_t *bitfield, size_t element)
+	{
+#if PL_SCANLINE_MASKS_DEBUGGING
+		bitfield[element * 4] = 255;
+#else
+		bitfield[element / 4] |= 1 << ((element & 3) * 2);
+#endif
+	}
+
+	static bool ReadPresenceFlag(const uint8_t *bitfield, size_t element)
+	{
+#if PL_SCANLINE_MASKS_DEBUGGING
+		return bitfield[element * 4] == 255;;
+#else
+		return (bitfield[element / 4] & (1 << ((element & 3) * 2))) != 0;
+#endif
+	}
+
+	static void FlipBorderFlag(uint8_t *bitfield, size_t element)
+	{
+#if PL_SCANLINE_MASKS_DEBUGGING
+		bitfield[element * 4 + 1] ^= 255;
+#else
+		bitfield[element / 4] ^= 2 << ((element & 3) * 2);
+#endif
+	}
+
+	static bool ReadBorderFlag(const uint8_t *bitfield, size_t element)
+	{
+#if PL_SCANLINE_MASKS_DEBUGGING
+		return bitfield[element * 4 + 1] == 255;
+#else
+		return (bitfield[element / 4] & (2 << ((element & 3) * 2))) != 0;
+#endif
+	}
+
+	static PlotterVertical VerticalForPlotDir(PlotDirection plotDir)
+	{
+		switch (plotDir)
+		{
+		case PlotDirection_NegX_NegY:
+		case PlotDirection_0X_NegY:
+		case PlotDirection_PosX_NegY:
+			return PlotterVertical_NegY;
+		case PlotDirection_NegX_PosY:
+		case PlotDirection_0X_PosY:
+		case PlotDirection_PosX_PosY:
+			return PlotterVertical_PosY;
+		default:
+			return PlotterVertical_None;
+		}
+	}
+
+	static bool FlushScanline(const uint8_t *flagBits, size_t firstElement, size_t width, ScanlineMaskBuilder &maskBuilder)
+	{
+		size_t spanStart = 0;
+		bool isBorderToggleActive = false;
+		bool maskSpanState = false;
+
+		for (size_t col = 0; col < width; col++)
+		{
+			const size_t element = firstElement + col;
+
+			const bool presenceFlag = ReadPresenceFlag(flagBits, element);
+			const bool borderFlag = ReadBorderFlag(flagBits, element);
+
+			if (borderFlag)
+				isBorderToggleActive = !isBorderToggleActive;
+
+			const bool elementState = (isBorderToggleActive || presenceFlag);
+
+			if (elementState != maskSpanState)
+			{
+				if (!maskBuilder.AppendSpan(col - spanStart))
+					return false;
+
+				spanStart = col;
+				maskSpanState = elementState;
+			}
+		}
+
+		if (!maskBuilder.AppendSpan(width - spanStart))
+			return false;
+
+		return true;
+	}
+
+	ScanlineMask *ComputePlot(uint32_t width, uint32_t height, const Vec2i &minPoint, IPlotter &plotter)
+	{
+		assert(width > 0 && height > 0);
+
+		if (static_cast<uint64_t>(width) * static_cast<uint64_t>(height) > SIZE_MAX)
+			return nullptr;
+
+		const size_t numElements = width * height;
+
+#if PL_SCANLINE_MASKS_DEBUGGING
+		const size_t storageSize = numElements * 4;
+#else
+		const size_t storageSize = (numElements * 2 + 7) / 8;
+#endif
+		void *storage = malloc(storageSize);
+
+		if (!storage)
+			return nullptr;
+
+		uint8_t *flagBits = static_cast<uint8_t*>(storage);
+		memset(flagBits, 0, storageSize);
+
+#if PL_SCANLINE_MASKS_DEBUGGING
+		{
+			for (size_t i = 0; i < storageSize; i += 4)
+				flagBits[i + 3] = 255;
+		}
+#endif
+
+		const Vec2i initialPoint = plotter.GetPoint() - minPoint;
+
+		bool haveFirstVertical = false;
+		size_t firstVerticalElement = 0;	// First element that contains a vertical movement on the first row
+		PlotterVertical firstVertical = PlotterVertical::PlotterVertical_None;
+		PlotterVertical lastVertical = PlotterVertical::PlotterVertical_None;
+
+		size_t currentElement = static_cast<uint32_t>(initialPoint.m_y) * width + static_cast<uint32_t>(initialPoint.m_x);
+		FillPresenceFlag(flagBits, currentElement);
+
+		for (;;)
+		{
+			const size_t prevElement = currentElement;
+
+			const PlotDirection plotDir = plotter.PlotNext();
+			if (plotDir == PlotDirection_Exhausted)
+				break;
+
+			switch (plotDir)
+			{
+			case PlotDirection_NegX_NegY:
+				currentElement = currentElement - 1 - width;
+				break;
+			case PlotDirection_0X_NegY:
+				currentElement = currentElement - width;
+				break;
+			case PlotDirection_PosX_NegY:
+				currentElement = currentElement + 1 - width;
+				break;
+
+			case PlotDirection_NegX_PosY:
+				currentElement = currentElement + width - 1;
+				break;
+			case PlotDirection_0X_PosY:
+				currentElement = currentElement + width;
+				break;
+			case PlotDirection_PosX_PosY:
+				currentElement = currentElement + width + 1;
+				break;
+
+			case PlotDirection_NegX_0Y:
+				currentElement = currentElement - 1;
+				break;
+			case PlotDirection_PosX_0Y:
+				currentElement = currentElement + 1;
+				break;
+			default:
+				break;
+			}
+
+			FillPresenceFlag(flagBits, currentElement);
+
+#if PL_SCANLINE_MASKS_DEBUGGING
+			const Vec2i expectedPoint = plotter.GetPoint() - minPoint;
+			const int64_t expectedElement = static_cast<uint32_t>(expectedPoint.m_y) * width + expectedPoint.m_x;
+			assert(currentElement == expectedElement);
+#endif
+			assert(currentElement < numElements);
+
+			const PlotterVertical verticalForPlotDir = VerticalForPlotDir(plotDir);
+			if (verticalForPlotDir != PlotterVertical_None)
+			{
+				if (!haveFirstVertical)
+				{
+					haveFirstVertical = true;
+					firstVerticalElement = prevElement;
+					firstVertical = verticalForPlotDir;
+				}
+
+				if (verticalForPlotDir == lastVertical)
+					FlipBorderFlag(flagBits, prevElement);
+
+				lastVertical = verticalForPlotDir;
+			}
+		}
+
+		if (lastVertical == firstVertical)
+			FlipBorderFlag(flagBits, firstVerticalElement);
+
+		assert(plotter.GetPoint() - minPoint == initialPoint);
+
+		ScanlineMaskBuilder maskBuilder;
+
+		bool failed = false;
+		for (size_t rowFirstElement = 0; rowFirstElement < numElements; rowFirstElement += width)
+		{
+			if (!FlushScanline(flagBits, rowFirstElement, width, maskBuilder))
+			{
+				failed = true;
+				break;
+			}
+		}
+
+		free(storage);
+
+		return ScanlineMask::Create(maskBuilder);
+	}
+
+	class PolyPlotter final : public IPlotter
+	{
+	public:
+		PolyPlotter(const Vec2i *points, size_t numPoints);
+
+		PlotDirection PlotNext() override;
+		const Vec2i &GetPoint() const override;
+
+	private:
+		LinePlotter m_linePlotter;
+		const Vec2i *m_points;
+		size_t m_currentTargetPoint;
+		size_t m_numPoints;
+	};
+
+	PolyPlotter::PolyPlotter(const Vec2i *points, size_t numPoints)
+		: m_points(points)
+		, m_currentTargetPoint(0)
+		, m_numPoints(numPoints)
+	{
+		m_linePlotter.Reset(points[numPoints - 1], points[0]);
+	}
+
+	PlotDirection PolyPlotter::PlotNext()
+	{
+		if (m_currentTargetPoint == m_numPoints)
+			return PlotDirection_Exhausted;
+
+		for (;;)
+		{
+			const PlotDirection plotDir = m_linePlotter.PlotNext();
+			if (plotDir == PlotDirection_Exhausted)
+			{
+				m_currentTargetPoint++;
+				if (m_currentTargetPoint == m_numPoints)
+					return PlotDirection_Exhausted;
+
+				m_linePlotter.Reset(m_points[m_currentTargetPoint - 1], m_points[m_currentTargetPoint]);
+			}
+			else
+				return plotDir;
+		}
+	}
+
+	const Vec2i &PolyPlotter::GetPoint() const
+	{
+		return m_linePlotter.GetPoint();
+	}
+
+	ScanlineMask *ScanlineMaskConverter::CompilePoly(const Vec2i *points, size_t numPoints)
+	{
+		assert(numPoints > 0);
+
+		Vec2i minPoint = points[0];
+		Vec2i maxPoint = points[0];
+
+		for (size_t i = 1; i < numPoints; i++)
+		{
+			minPoint.m_x = std::min<int32_t>(minPoint.m_x, points[i].m_x);
+			minPoint.m_y = std::min<int32_t>(minPoint.m_y, points[i].m_y);
+			maxPoint.m_x = std::max<int32_t>(maxPoint.m_x, points[i].m_x);
+			maxPoint.m_y = std::max<int32_t>(maxPoint.m_y, points[i].m_y);
+		}
+
+		const uint32_t width = static_cast<uint32_t>(maxPoint.m_x - minPoint.m_x) + 1;
+		const uint32_t height = static_cast<uint32_t>(maxPoint.m_y - minPoint.m_y) + 1;
+
+		PolyPlotter polyPlotter(points, numPoints);
+		return ComputePlot(width, height, minPoint, polyPlotter);
+	}
+}

PortabilityLayer/ScanlineMaskConverter.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+namespace PortabilityLayer
+{
+	class ScanlineMask;
+	struct Vec2i;
+
+	class ScanlineMaskConverter
+	{
+	public:
+		static ScanlineMask *CompilePoly(const Vec2i *points, size_t numPoints);
+	};
+}

PortabilityLayer/Vec2i.h

@@ -17,7 +17,10 @@ namespace PortabilityLayer
 		Vec2i operator-(const Vec2i &other) const;
 
 		Vec2i &operator+=(const Vec2i &other);
-		Vec2i &operator-=(const Vec2i &other);
+		Vec2i &operator-=(const Vec2i &other);
+
+		bool operator==(const Vec2i &other) const;
+		bool operator!=(const Vec2i &other) const;
 	};
 
 	inline Vec2i::Vec2i()
@@ -60,6 +63,15 @@ namespace PortabilityLayer
 		m_x -= other.m_x;
 		m_y -= other.m_y;
 		return *this;
+	}
+
+	inline bool Vec2i::operator==(const Vec2i &other) const
+	{
+		return m_x == other.m_x && m_y == other.m_y;
+	}
+
+	inline bool Vec2i::operator!=(const Vec2i &other) const
+	{
+		return !((*this) == other);
 	}
 }
-