From bf3135eb417120124f93d0b00362232f7bad0ef7 Mon Sep 17 00:00:00 2001
From: Sergeanur <s.anureev@yandex.ua>
Date: Fri, 8 Jan 2021 18:31:50 +0200
Subject: [PATCH] Enable trains

---
 src/audio/AudioManager.h |  2 +-
 src/audio/AudioSamples.h |  4 +++
 src/core/config.h        |  2 ++
 src/vehicles/Train.cpp   | 58 ++++------------------------------------
 4 files changed, 12 insertions(+), 54 deletions(-)

diff --git a/src/audio/AudioManager.h b/src/audio/AudioManager.h
index 376a7f60..b5e9b499 100644
--- a/src/audio/AudioManager.h
+++ b/src/audio/AudioManager.h
@@ -466,7 +466,7 @@ public:
 	void ProcessScriptObject(int32 id);                                      // done
 	void ProcessSpecial();                                                   // done
 #ifdef GTA_TRAIN
-	bool ProcessTrainNoise(cVehicleParams *params); //done(bcs not exists in VC)
+	bool ProcessTrainNoise(cVehicleParams &params); //done(bcs not exists in VC)
 #endif
 	void ProcessVehicle(CVehicle *vehicle);                    // done
 	bool ProcessVehicleDoors(cVehicleParams &params);          // done
diff --git a/src/audio/AudioSamples.h b/src/audio/AudioSamples.h
index a68cf768..159809d0 100644
--- a/src/audio/AudioSamples.h
+++ b/src/audio/AudioSamples.h
@@ -814,4 +814,8 @@ enum eSfxSample
 	SAMPLEBANK_PED_START = SFX_FOOTSTEP_SAND_4 + 1,
 	SAMPLEBANK_PED_END = 9940,
 	SAMPLEBANK_PED_MAX = SAMPLEBANK_PED_END + 1,
+
+	// LCS: TODO
+	SFX_TRAIN_FAR = NO_SAMPLE,
+	SFX_TRAIN_NEAR = NO_SAMPLE,
 };
diff --git a/src/core/config.h b/src/core/config.h
index 7dfb5bba..d4da96e6 100644
--- a/src/core/config.h
+++ b/src/core/config.h
@@ -197,6 +197,8 @@ enum Config {
 //#define COMPRESSED_COL_VECTORS	// use compressed vectors for collision vertices
 //#define ANIM_COMPRESSION	// only keep most recently used anims uncompressed
 
+#define GTA_TRAIN
+
 #if defined GTA_PS2
 #	define GTA_PS2_STUFF
 #	define RANDOMSPLASH
diff --git a/src/vehicles/Train.cpp b/src/vehicles/Train.cpp
index 1a4af307..fefe1781 100644
--- a/src/vehicles/Train.cpp
+++ b/src/vehicles/Train.cpp
@@ -459,11 +459,11 @@ CTrain::InitTrains(void)
 	CStreaming::LoadAllRequestedModels(false);
 
 	// El-Train wagons
-	float wagonPositions[] = { 0.0f, 20.0f, 40.0f,  0.0f, 20.0f };
-	int8 firstWagon[]  = { 1, 0, 0,  1, 0 };
-	int8 lastWagon[]   = { 0, 0, 1,  0, 1 };
-	int16 wagonGroup[] = { 0, 0, 0,  1, 1 };
-	for(i = 0; i < 5; i++){
+	float wagonPositions[] = { 0.0f, 20.0f,  0.0f, 20.0f };
+	int8 firstWagon[]  = { 1, 0,  1, 0 };
+	int8 lastWagon[]   = { 0, 1,  0, 1 };
+	int16 wagonGroup[] = { 0, 0,  1, 1 };
+	for(i = 0; i < 4; i++){
 		train = new CTrain(MI_TRAIN, PERMANENT_VEHICLE);
 		train->GetMatrix().SetTranslate(0.0f, 0.0f, 0.0f);
 		train->SetStatus(STATUS_ABANDONED);
@@ -649,52 +649,6 @@ CTrain::ReadAndInterpretTrackFile(Const char *filename, CTrainNode **nodes, int1
 #endif
 }
 
-void
-PlayAnnouncement(uint8 sound, uint8 station)
-{
-	// this was gone in a PC version but inlined on PS2
-	cAudioScriptObject *obj = new cAudioScriptObject;
-	obj->AudioId = sound;
-	obj->Posn = CTrain::aStationCoors[station];
-	obj->AudioEntity = AEHANDLE_NONE;
-	DMAudio.CreateOneShotScriptObject(obj);
-}
-
-void
-ProcessTrainAnnouncements(void)
-{
-#ifdef GTA_TRAIN
-	for (int i = 0; i < ARRAY_SIZE(StationDist); i++) {
-		for (int j = 0; j < ARRAY_SIZE(EngineTrackPosition); j++) {
-			if (!bTrainArrivalAnnounced[i]) {
-				float preDist = StationDist[i] - 100.0f;
-				if (preDist < 0.0f)
-					preDist += TotalLengthOfTrack;
-				if (EngineTrackPosition[j] > preDist && EngineTrackPosition[j] < StationDist[i]) {
-					bTrainArrivalAnnounced[i] = true;
-					PlayAnnouncement(SCRIPT_SOUND_TRAIN_ANNOUNCEMENT_1, i);
-					break;
-				}
-			} else {
-				float postDist = StationDist[i] + 10.0f;
-#ifdef FIX_BUGS
-				if (postDist > TotalLengthOfTrack)
-					postDist -= TotalLengthOfTrack;
-#else
-				if (postDist < 0.0f) // does this even make sense here?
-					postDist += TotalLengthOfTrack;
-#endif
-				if (EngineTrackPosition[j] > StationDist[i] && EngineTrackPosition[j] < postDist) {
-					bTrainArrivalAnnounced[i] = false;
-					PlayAnnouncement(SCRIPT_SOUND_TRAIN_ANNOUNCEMENT_2, i);
-					break;
-				}
-			}
-		}
-	}
-#endif
-}
-
 void
 CTrain::UpdateTrains(void)
 {
@@ -732,8 +686,6 @@ CTrain::UpdateTrains(void)
 			// time offset for each train
 			time += 0x20000/2;
 		}
-
-		ProcessTrainAnnouncements();
 	}
 
 	// Update Subway