From eb5aafa90ce8ab8c2ed4a78ca5073b3b16716a5c Mon Sep 17 00:00:00 2001
From: Thanasis Antoniou
Date: Wed, 8 May 2019 23:56:38 +0300
Subject: BLADERUNNER: Fix scorpion cage blink in and out

Original bug occurs in transitions from AR01 to AR02
---
 engines/bladerunner/script/scene/ar01.cpp | 20 ++++++++++++++++++++
 engines/bladerunner/script/scene/ar02.cpp | 19 +++++++++++++++++++
 2 files changed, 39 insertions(+)

(limited to 'engines/bladerunner/script/scene')

diff --git a/engines/bladerunner/script/scene/ar01.cpp b/engines/bladerunner/script/scene/ar01.cpp
index 465978376f..11b67945ce 100644
--- a/engines/bladerunner/script/scene/ar01.cpp
+++ b/engines/bladerunner/script/scene/ar01.cpp
@@ -119,6 +119,26 @@ void SceneScriptAR01::InitializeScene() {
 void SceneScriptAR01::SceneLoaded() {
 	Obstacle_Object("DF_BOOTH", true);
 	Unobstacle_Object("SPINNER BODY", true);
+
+#if BLADERUNNER_ORIGINAL_BUGS
+#else
+	if (Global_Variable_Query(kVariableChapter) < 4
+	    && !Game_Flag_Query(kFlagAR02DektoraBoughtScorpions)
+	    && !Game_Flag_Query(kFlagScorpionsInAR02)
+	) {
+		// the kFlagScorpionsInAR02 flag helps keep track of the item in AR
+		// and make it not blink in and out of existence
+		// in the transition from AR01 to AR02
+		Game_Flag_Set(kFlagScorpionsInAR02);
+		Item_Add_To_World(kItemScorpions, kModelAnimationCageOfScorpions, kSetAR01_AR02, -442.84f, 36.77f, -1144.51f, 360, 36, 36, false, true, false, true);
+	} else if (Global_Variable_Query(kVariableChapter) >= 4
+	           && !Game_Flag_Query(kFlagAR02DektoraBoughtScorpions)
+	           && Game_Flag_Query(kFlagScorpionsInAR02)
+	) {
+		Game_Flag_Reset(kFlagScorpionsInAR02);
+		Item_Remove_From_World(kItemScorpions);
+	}
+#endif // BLADERUNNER_ORIGINAL_BUGS
 }
 
 bool SceneScriptAR01::MouseClick(int x, int y) {
diff --git a/engines/bladerunner/script/scene/ar02.cpp b/engines/bladerunner/script/scene/ar02.cpp
index f02e3e6b03..882a13aacf 100644
--- a/engines/bladerunner/script/scene/ar02.cpp
+++ b/engines/bladerunner/script/scene/ar02.cpp
@@ -79,6 +79,7 @@ void SceneScriptAR02::InitializeScene() {
 
 void SceneScriptAR02::SceneLoaded() {
 	Obstacle_Object("DF_BOOTH", true);
+#if BLADERUNNER_ORIGINAL_BUGS
 	if (!Game_Flag_Query(kFlagAR02DektoraBoughtScorpions)) {
 		Item_Add_To_World(kItemScorpions, kModelAnimationCageOfScorpions, kSetAR01_AR02, -442.84f, 36.77f, -1144.51f, 360, 36, 36, false, true, false, true);
 	}
@@ -88,6 +89,24 @@ void SceneScriptAR02::SceneLoaded() {
 		Game_Flag_Set(kFlagNotUsed0);
 		Item_Remove_From_World(kItemScorpions);
 	}
+#else
+	if (Global_Variable_Query(kVariableChapter) < 4
+	    && !Game_Flag_Query(kFlagAR02DektoraBoughtScorpions)
+	    && !Game_Flag_Query(kFlagScorpionsInAR02)
+	) {
+		// the kFlagScorpionsInAR02 flag helps keep track of the item in AR
+		// and make it not blink in and out of existence
+		// in the transition from AR01 to AR02
+		Game_Flag_Set(kFlagScorpionsInAR02);
+		Item_Add_To_World(kItemScorpions, kModelAnimationCageOfScorpions, kSetAR01_AR02, -442.84f, 36.77f, -1144.51f, 360, 36, 36, false, true, false, true);
+	} else if (Global_Variable_Query(kVariableChapter) >= 4
+	           && !Game_Flag_Query(kFlagAR02DektoraBoughtScorpions)
+	           && Game_Flag_Query(kFlagScorpionsInAR02)
+	) {
+		Game_Flag_Reset(kFlagScorpionsInAR02);
+		Item_Remove_From_World(kItemScorpions);
+	}
+#endif // BLADERUNNER_ORIGINAL_BUGS
 }
 
 bool SceneScriptAR02::MouseClick(int x, int y) {
-- 
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