Added FT demo data support.

Tested with .006 ,.020 RC2, there might be more versions out there.
Fixed mds2midi.
Ref #22.

SpaceCadetPinball/TBall.cpp

@@ -34,9 +34,12 @@ TBall::TBall(TPinballTable* table) : TPinballComponent(table, -1, false)
 	ListBitmap = new std::vector<gdrv_bitmap8*>();
 
 	/*Full tilt: ball is ballN, where N[0,2] resolution*/
-	if (pb::FullTiltMode)
-		ballGroupName[4] = '0' + fullscrn::GetResolution();
 	auto groupIndex = loader::query_handle(ballGroupName);
+	if (groupIndex < 0)
+	{
+		ballGroupName[4] = '0' + fullscrn::GetResolution();
+		groupIndex = loader::query_handle(ballGroupName);
+	}
 
 	Offset = *loader::query_float_attribute(groupIndex, 0, 500);
 

SpaceCadetPinball/TTableLayer.cpp

@@ -54,11 +54,13 @@ TTableLayer::TTableLayer(TPinballTable* table): TCollisionComponent(table, -1, f
 
 	GraityDirX = cos(PinballTable->GravityAnglY) * sin(PinballTable->GravityAngleX) * PinballTable->GravityDirVectMult;
 	GraityDirY = sin(PinballTable->GravityAnglY) * sin(PinballTable->GravityAngleX) * PinballTable->GravityDirVectMult;
-	auto angleMultArr = loader::query_float_attribute(groupIndex, 0, 701);
 
 	/*Full tilt hack - GraityMult should be 0.2*/
-	if (angleMultArr && !pb::FullTiltMode)
+	if (!pb::FullTiltMode && !pb::FullTiltDemoMode)
+	{
+		auto angleMultArr = loader::query_float_attribute(groupIndex, 0, 701);
 		GraityMult = *angleMultArr;
+	}
 	else
 		GraityMult = 0.2f;
 

SpaceCadetPinball/fullscrn.cpp

@@ -95,7 +95,7 @@ int fullscrn::GetResolution()
 
 void fullscrn::SetResolution(int value)
 {
-	if (!pb::FullTiltMode)
+	if (!pb::FullTiltMode || pb::FullTiltDemoMode)
 		value = 0;
 	assertm(value >= 0 && value <= 2, "Resolution value out of bounds");
 	resolution = value;
@@ -103,7 +103,7 @@ void fullscrn::SetResolution(int value)
 
 int fullscrn::GetMaxResolution()
 {
-	return pb::FullTiltMode ? 2 : 0;
+	return pb::FullTiltMode && !pb::FullTiltDemoMode ? 2 : 0;
 }
 
 void fullscrn::window_size_changed()

SpaceCadetPinball/midi.cpp

@@ -56,6 +56,10 @@ int midi::music_init()
 		track1 = load_track("TABA1");
 		track2 = load_track("TABA2");
 		track3 = load_track("TABA3");
+
+		// FT demo .006 has only one music track, but it is nearly 9 min. long
+		if (!track1 && pb::FullTiltDemoMode)
+			track1 = load_track("DEMO");
 	}
 	else
 	{
@@ -271,8 +275,7 @@ std::vector<uint8_t>* midi::MdsToMidi(std::string file)
 			// Delta time is in variable quantity, Big Endian
 			uint32_t deltaVarLen;
 			auto count = ToVariableLen(delta, deltaVarLen);
-			deltaVarLen = SwapByteOrderInt(deltaVarLen);
+			auto deltaData = reinterpret_cast<const uint8_t*>(&deltaVarLen);
-			auto deltaData = reinterpret_cast<const uint8_t*>(&deltaVarLen) + 4 - count;
 			midiBytes.insert(midiBytes.end(), deltaData, deltaData + count);
 
 			switch (event.iEvent >> 24)

SpaceCadetPinball/partman.cpp

@@ -86,6 +86,11 @@ DatFile* partman::load_records(LPCSTR lpFileName, bool fullTiltMode)
 				{
 					zMapResolution = LRead<uint8_t>(fileHandle);
 					fieldSize--;
+
+					// -1 means universal resolution, maybe. FT demo .006 is the only known user.	
+					if (zMapResolution == 0xff)
+						zMapResolution = 0;
+
 					assertm(zMapResolution <= 2, "partman: zMap resolution out of bounds");
 				}
 

SpaceCadetPinball/pb.cpp

@@ -32,7 +32,7 @@ DatFile* pb::record_table = nullptr;
 int pb::time_ticks = 0, pb::demo_mode = 0, pb::game_mode = 2;
 float pb::mode_countdown_, pb::time_now = 0, pb::time_next = 0, pb::ball_speed_limit, pb::time_ticks_remainder = 0;
 high_score_struct pb::highscore_table[5];
-bool pb::FullTiltMode = false, pb::cheat_mode = false;
+bool pb::FullTiltMode = false, pb::FullTiltDemoMode = false, pb::cheat_mode = false;
 std::string pb::DatFileName;
 
 
@@ -121,14 +121,16 @@ int pb::uninit()
 void pb::SelectDatFile(std::array<char*, 2> dataSearchPaths)
 {
 	DatFileName.clear();
+	FullTiltDemoMode = FullTiltMode = false;
 	
-	std::string datFileNames[2]
+	std::string datFileNames[3]
 	{
 		"CADET.DAT",
-		options::get_string("Pinball Data", pinball::get_rc_string(168, 0))
+		options::get_string("Pinball Data", pinball::get_rc_string(168, 0)),
+		"DEMO.DAT",
 	};
 
-	// Default game data test order: CADET.DAT, PINBALL.DAT
+	// Default game data test order: CADET.DAT, PINBALL.DAT, DEMO.DAT
 	if (options::Options.Prefer3DPBGameData)
 		std::swap(datFileNames[0], datFileNames[1]);
 	for (auto path : dataSearchPaths)
@@ -136,16 +138,19 @@ void pb::SelectDatFile(std::array<char*, 2> dataSearchPaths)
 		if (DatFileName.empty() && path)
 		{
 			pinball::BasePath = path;
-			for (int i = 0; i < 2; i++)
+			for (auto datFileName : datFileNames)
 			{
-				auto datFileName = datFileNames[i];
 				auto datFilePath = pinball::make_path_name(datFileName);
 				auto datFile = fopenu(datFilePath.c_str(), "r");
 				if (datFile)
 				{
 					fclose(datFile);
 					DatFileName = datFileName;
-					FullTiltMode = datFileName == "CADET.DAT";
+					if (datFileName == "CADET.DAT")
+						FullTiltMode = true;
+					if (datFileName == "DEMO.DAT")
+						FullTiltDemoMode = FullTiltMode = true;
+
 					printf("Loading game from: %s\n", datFilePath.c_str());
 					break;
 				}

SpaceCadetPinball/pb.h

@@ -40,7 +40,7 @@ public:
 	static DatFile* record_table;
 	static TPinballTable* MainTable;
 	static high_score_struct highscore_table[5];
-	static bool FullTiltMode;
+	static bool FullTiltMode, FullTiltDemoMode;
 	static std::string DatFileName;
 
 	static int init();