Zones saving and loading

src/core/Zones.cpp

@@ -9,7 +9,7 @@
 #include "World.h"
 #include "Timer.h"
 
-//--MIAMI: file almost done (loading/saving will perhaps stay different)
+//--MIAMI: file done
 
 eLevelName CTheZones::m_CurrLevel;
 int16 CTheZones::FindIndex;
@@ -638,127 +638,132 @@ CTheZones::SaveAllZones(uint8 *buffer, uint32 *size)
 		+ sizeof(int16) // padding
 		+ sizeof(NavigationZoneArray) + sizeof(InfoZoneArray) + sizeof(ZoneInfoArray)
 		+ sizeof(TotalNumberOfNavigationZones) + sizeof(TotalNumberOfInfoZones) + sizeof(TotalNumberOfZoneInfos)
+		+ sizeof(int16) // padding
 		+ sizeof(MapZoneArray) + sizeof(AudioZoneArray)
 		+ sizeof(TotalNumberOfMapZones) + sizeof(NumberOfAudioZones);
 
-	WriteSaveHeader(buffer, 'Z', 'N', 'S', '\0', *size - SAVE_HEADER_SIZE);
+	uint32 length = 0;
+	WriteSaveHeaderWithLength(buffer, length, 'Z', 'N', 'S', '\0', *size - SAVE_HEADER_SIZE);
 
-	WriteSaveBuf(buffer, m_CurrLevel);
+	WriteSaveBuf(buffer, length, m_CurrLevel);
-	WriteSaveBuf(buffer, FindIndex);
+	WriteSaveBuf(buffer, length, FindIndex);
-	WriteSaveBuf(buffer, (int16)0); // padding
+	WriteSaveBuf(buffer, length, (int16)0); // padding
 
-// TODO(MIAMI) ? implement SaveOneZone
+	for(i = 0; i < ARRAY_SIZE(NavigationZoneArray); i++)
-	for(i = 0; i < ARRAY_SIZE(NavigationZoneArray); i++){
+		SaveOneZone(&NavigationZoneArray[i], &buffer, &length, ZONE_NAVIG);
-		CZone *zone = WriteSaveBuf(buffer, NavigationZoneArray[i]);
-		zone->child = (CZone*)GetIndexForZonePointer(NavigationZoneArray[i].child);
-		zone->parent = (CZone*)GetIndexForZonePointer(NavigationZoneArray[i].parent);
-		zone->next = (CZone*)GetIndexForZonePointer(NavigationZoneArray[i].next);
-	}
 
-	for(i = 0; i < ARRAY_SIZE(InfoZoneArray); i++){
+	for(i = 0; i < ARRAY_SIZE(InfoZoneArray); i++)
-		CZone *zone = WriteSaveBuf(buffer, InfoZoneArray[i]);
+		SaveOneZone(&InfoZoneArray[i], &buffer, &length, ZONE_INFO);
-		/*
-		The call of GetIndexForZonePointer is wrong, as it is
-		meant for a different array, but the game doesn't brake
-		if those fields are nil. Let's make sure they are.
-		*/
-		assert(InfoZoneArray[i].child == nil);
-		assert(InfoZoneArray[i].parent == nil);
-		assert(InfoZoneArray[i].next == nil);
-		zone->child = (CZone*)GetIndexForZonePointer(InfoZoneArray[i].child);
-		zone->parent = (CZone*)GetIndexForZonePointer(InfoZoneArray[i].parent);
-		zone->next = (CZone*)GetIndexForZonePointer(InfoZoneArray[i].next);
-	}
 
 	for(i = 0; i < ARRAY_SIZE(ZoneInfoArray); i++)
-		WriteSaveBuf(buffer, ZoneInfoArray[i]);
+		WriteSaveBuf(buffer, length, ZoneInfoArray[i]);
 
-	WriteSaveBuf(buffer, TotalNumberOfNavigationZones);
+	WriteSaveBuf(buffer, length, TotalNumberOfNavigationZones);
-	WriteSaveBuf(buffer, TotalNumberOfInfoZones);
+	WriteSaveBuf(buffer, length, TotalNumberOfInfoZones);
-	WriteSaveBuf(buffer, TotalNumberOfZoneInfos);
+	WriteSaveBuf(buffer, length, TotalNumberOfZoneInfos);
+	WriteSaveBuf(buffer, length, (int16)0); // padding
 
-	for(i = 0; i < ARRAY_SIZE(MapZoneArray); i++) {
+	for(i = 0; i < ARRAY_SIZE(MapZoneArray); i++)
-		CZone* zone = WriteSaveBuf(buffer, MapZoneArray[i]);
+		SaveOneZone(&MapZoneArray[i], &buffer, &length, ZONE_MAPZONE);
-
-		// see above
-		assert(MapZoneArray[i].child == nil);
-		assert(MapZoneArray[i].parent == nil);
-		assert(MapZoneArray[i].next == nil);
-		zone->child = (CZone*)GetIndexForZonePointer(MapZoneArray[i].child);
-		zone->parent = (CZone*)GetIndexForZonePointer(MapZoneArray[i].parent);
-		zone->next = (CZone*)GetIndexForZonePointer(MapZoneArray[i].next);
-	}
 
 	for(i = 0; i < ARRAY_SIZE(AudioZoneArray); i++)
-		WriteSaveBuf(buffer, AudioZoneArray[i]);
+		WriteSaveBuf(buffer, length, AudioZoneArray[i]);
 
-	WriteSaveBuf(buffer, TotalNumberOfMapZones);
+	WriteSaveBuf(buffer, length, TotalNumberOfMapZones);
-	WriteSaveBuf(buffer, NumberOfAudioZones);
+	WriteSaveBuf(buffer, length, NumberOfAudioZones);
 
 	VALIDATESAVEBUF(*size)
 }
 
+void
+CTheZones::SaveOneZone(CZone *zone, uint8 **buffer, uint32 *length, eZoneType zoneType)
+{
+	WriteSaveBuf(*buffer, *length, *(uint32*)&zone->name[0]);
+	WriteSaveBuf(*buffer, *length, *(uint32*)&zone->name[4]);
+
+	WriteSaveBuf(*buffer, *length, zone->minx);
+	WriteSaveBuf(*buffer, *length, zone->miny);
+	WriteSaveBuf(*buffer, *length, zone->minz);
+	WriteSaveBuf(*buffer, *length, zone->maxx);
+	WriteSaveBuf(*buffer, *length, zone->maxy);
+	WriteSaveBuf(*buffer, *length, zone->maxz);
+
+	WriteSaveBuf(*buffer, *length, zone->type);
+	WriteSaveBuf(*buffer, *length, zone->level);
+	WriteSaveBuf(*buffer, *length, zone->zoneinfoDay);
+	WriteSaveBuf(*buffer, *length, zone->zoneinfoNight);
+
+	int32 zoneId;
+	zoneId = GetIndexForZonePointer(zone->child);
+	WriteSaveBuf(*buffer, *length, zoneId);
+	zoneId = GetIndexForZonePointer(zone->parent);
+	WriteSaveBuf(*buffer, *length, zoneId);
+	zoneId = GetIndexForZonePointer(zone->next);
+	WriteSaveBuf(*buffer, *length, zoneId);
+}
+
 void
 CTheZones::LoadAllZones(uint8 *buffer, uint32 size)
 {
 	INITSAVEBUF
 	int i;
 
-	CheckSaveHeader(buffer, 'Z', 'N', 'S', '\0', size - SAVE_HEADER_SIZE);
+	uint32 length = 0;
+	CheckSaveHeaderWithLength(buffer, length, 'Z', 'N', 'S', '\0', size - SAVE_HEADER_SIZE);
 
-	m_CurrLevel = ReadSaveBuf<eLevelName>(buffer);
+	m_CurrLevel = ReadSaveBuf<eLevelName>(buffer, length);
-	FindIndex = ReadSaveBuf<int16>(buffer);
+	FindIndex = ReadSaveBuf<int16>(buffer, length);
-	ReadSaveBuf<int16>(buffer);
+	ReadSaveBuf<int16>(buffer, length);
 
-// TODO(MIAMI) ? implement LoadOneZone
+	for(i = 0; i < ARRAY_SIZE(NavigationZoneArray); i++)
-	for(i = 0; i < ARRAY_SIZE(NavigationZoneArray); i++){
+		LoadOneZone(&NavigationZoneArray[i], &buffer, &length, ZONE_NAVIG);
-		NavigationZoneArray[i] = ReadSaveBuf<CZone>(buffer);
 
-		NavigationZoneArray[i].child = GetPointerForZoneIndex((uintptr)NavigationZoneArray[i].child);
+	for (i = 0; i < ARRAY_SIZE(InfoZoneArray); i++)
-		NavigationZoneArray[i].parent = GetPointerForZoneIndex((uintptr)NavigationZoneArray[i].parent);
+		LoadOneZone(&InfoZoneArray[i], &buffer, &length, ZONE_INFO);
-		NavigationZoneArray[i].next = GetPointerForZoneIndex((uintptr)NavigationZoneArray[i].next);
-	}
-
-	for(i = 0; i < ARRAY_SIZE(InfoZoneArray); i++){
-		InfoZoneArray[i] = ReadSaveBuf<CZone>(buffer);
-
-		/*
-		The call of GetPointerForZoneIndex is wrong, as it is
-		meant for a different array, but the game doesn't brake
-		if save data stored is -1.
-		*/
-		InfoZoneArray[i].child = GetPointerForZoneIndex((uintptr)InfoZoneArray[i].child);
-		InfoZoneArray[i].parent = GetPointerForZoneIndex((uintptr)InfoZoneArray[i].parent);
-		InfoZoneArray[i].next = GetPointerForZoneIndex((uintptr)InfoZoneArray[i].next);
-		assert(InfoZoneArray[i].child == nil);
-		assert(InfoZoneArray[i].parent == nil);
-		assert(InfoZoneArray[i].next == nil);
-	}
 
 	for(i = 0; i < ARRAY_SIZE(ZoneInfoArray); i++)
-		ZoneInfoArray[i] = ReadSaveBuf<CZoneInfo>(buffer);
+		ZoneInfoArray[i] = ReadSaveBuf<CZoneInfo>(buffer, length);
 
-	TotalNumberOfNavigationZones = ReadSaveBuf<int16>(buffer);
+	TotalNumberOfNavigationZones = ReadSaveBuf<int16>(buffer, length);
-	TotalNumberOfInfoZones = ReadSaveBuf<int16>(buffer);
+	TotalNumberOfInfoZones = ReadSaveBuf<int16>(buffer, length);
-	TotalNumberOfZoneInfos = ReadSaveBuf<int16>(buffer);
+	TotalNumberOfZoneInfos = ReadSaveBuf<int16>(buffer, length);
+	ReadSaveBuf<int16>(buffer, length);
 
-	for(i = 0; i < ARRAY_SIZE(MapZoneArray); i++){
+	for(i = 0; i < ARRAY_SIZE(MapZoneArray); i++)
-		MapZoneArray[i] = ReadSaveBuf<CZone>(buffer);
+		LoadOneZone(&MapZoneArray[i], &buffer, &length, ZONE_MAPZONE);
-
-		// see above
-		MapZoneArray[i].child = GetPointerForZoneIndex((uintptr)MapZoneArray[i].child);
-		MapZoneArray[i].parent = GetPointerForZoneIndex((uintptr)MapZoneArray[i].parent);
-		MapZoneArray[i].next = GetPointerForZoneIndex((uintptr)MapZoneArray[i].next);
-		assert(MapZoneArray[i].child == nil);
-		assert(MapZoneArray[i].parent == nil);
-		assert(MapZoneArray[i].next == nil);
-	}
 
 	for(i = 0; i < ARRAY_SIZE(AudioZoneArray); i++)
-		AudioZoneArray[i] = ReadSaveBuf<int16>(buffer);
+		AudioZoneArray[i] = ReadSaveBuf<int16>(buffer, length);
 
-	TotalNumberOfMapZones = ReadSaveBuf<uint16>(buffer);
+	TotalNumberOfMapZones = ReadSaveBuf<uint16>(buffer, length);
-	NumberOfAudioZones = ReadSaveBuf<uint16>(buffer);
+	NumberOfAudioZones = ReadSaveBuf<uint16>(buffer, length);
 
 	VALIDATESAVEBUF(size)
 }
+
+void
+CTheZones::LoadOneZone(CZone *zone, uint8 **buffer, uint32 *length, eZoneType zoneType)
+{
+	*(uint32*)&zone->name[0] = ReadSaveBuf<uint32>(*buffer, *length);
+	*(uint32*)&zone->name[4] = ReadSaveBuf<uint32>(*buffer, *length);
+
+	zone->minx = ReadSaveBuf<float>(*buffer, *length);
+	zone->miny = ReadSaveBuf<float>(*buffer, *length);
+	zone->minz = ReadSaveBuf<float>(*buffer, *length);
+	zone->maxx = ReadSaveBuf<float>(*buffer, *length);
+	zone->maxy = ReadSaveBuf<float>(*buffer, *length);
+	zone->maxz = ReadSaveBuf<float>(*buffer, *length);
+
+	zone->type = ReadSaveBuf<eZoneType>(*buffer, *length);
+	zone->level = ReadSaveBuf<eLevelName>(*buffer, *length);
+	zone->zoneinfoDay = ReadSaveBuf<int16>(*buffer, *length);
+	zone->zoneinfoNight = ReadSaveBuf<int16>(*buffer, *length);
+
+	int32 zoneId;
+	zoneId = ReadSaveBuf<int32>(*buffer, *length);
+	zone->child = GetPointerForZoneIndex(zoneId);
+	zoneId = ReadSaveBuf<int32>(*buffer, *length);
+	zone->parent = GetPointerForZoneIndex(zoneId);
+	zoneId = ReadSaveBuf<int32>(*buffer, *length);
+	zone->next = GetPointerForZoneIndex(zoneId);
+}

src/core/Zones.h

@@ -108,5 +108,7 @@ public:
 	static void AddZoneToAudioZoneArray(CZone *zone);
 	static void InitialiseAudioZoneArray(void);
 	static void SaveAllZones(uint8 *buffer, uint32 *length);
+	static void SaveOneZone(CZone *zone, uint8 **buffer, uint32 *length, eZoneType zoneType);
 	static void LoadAllZones(uint8 *buffer, uint32 length);
+	static void LoadOneZone(CZone *zone, uint8 **buffer, uint32 *length, eZoneType zoneType);
 };

src/core/common.h

@@ -412,6 +412,15 @@ inline void SkipSaveBuf(uint8 *&buf, int32 skip)
 #endif
 }
 
+inline void SkipSaveBuf(uint8*& buf, uint32 &length, int32 skip)
+{
+	buf += skip;
+	length += skip;
+#ifdef VALIDATE_SAVE_SIZE
+	_saveBufCount += skip;
+#endif
+}
+
 template<typename T>
 inline const T ReadSaveBuf(uint8 *&buf)
 {
@@ -420,6 +429,14 @@ inline const T ReadSaveBuf(uint8 *&buf)
 	return value;
 }
 
+template<typename T>
+inline const T ReadSaveBuf(uint8 *&buf, uint32 &length)
+{
+	T &value = *(T*)buf;
+	SkipSaveBuf(buf, length, sizeof(T));
+	return value;
+}
+
 template<typename T>
 inline T *WriteSaveBuf(uint8 *&buf, const T &value)
 {
@@ -429,6 +446,15 @@ inline T *WriteSaveBuf(uint8 *&buf, const T &value)
 	return p;
 }
 
+template<typename T>
+inline T *WriteSaveBuf(uint8 *&buf, uint32 &length, const T &value)
+{
+	T *p = (T*)buf;
+	*p = value;
+	SkipSaveBuf(buf, length, sizeof(T));
+	return p;
+}
+
 
 #define SAVE_HEADER_SIZE (4*sizeof(char)+sizeof(uint32))
 
@@ -439,6 +465,13 @@ inline T *WriteSaveBuf(uint8 *&buf, const T &value)
 	WriteSaveBuf(buf, d);\
 	WriteSaveBuf<uint32>(buf, size);
 
+#define WriteSaveHeaderWithLength(buf,len,a,b,c,d,size) \
+	WriteSaveBuf(buf, len, a);\
+	WriteSaveBuf(buf, len, b);\
+	WriteSaveBuf(buf, len, c);\
+	WriteSaveBuf(buf, len, d);\
+	WriteSaveBuf<uint32>(buf, len, size);
+
 #define CheckSaveHeader(buf,a,b,c,d,size)\
 	assert(ReadSaveBuf<char>(buf) == a);\
 	assert(ReadSaveBuf<char>(buf) == b);\
@@ -446,5 +479,12 @@ inline T *WriteSaveBuf(uint8 *&buf, const T &value)
 	assert(ReadSaveBuf<char>(buf) == d);\
 	assert(ReadSaveBuf<uint32>(buf) == size);
 
+#define CheckSaveHeaderWithLength(buf,len,a,b,c,d,size)\
+	assert(ReadSaveBuf<char>(buf,len) == a);\
+	assert(ReadSaveBuf<char>(buf,len) == b);\
+	assert(ReadSaveBuf<char>(buf,len) == c);\
+	assert(ReadSaveBuf<char>(buf,len) == d);\
+	assert(ReadSaveBuf<uint32>(buf,len) == size);
+
 
 void cprintf(char*, ...);