From 8e92a6844f9f4e631ec7b8a5bf6327761b3aaf85 Mon Sep 17 00:00:00 2001
From: Jonathan G Rennison <j.g.rennison@gmail.com>
Date: Mon, 12 Apr 2021 00:18:13 +0100
Subject: [PATCH] Add a "misc_debug" console command

Add a flag to open veh window when TrainBrakesOverheatedBreakdown called
---
 src/console_cmds.cpp | 19 +++++++++++++++++++
 src/debug.cpp        |  2 ++
 src/debug_settings.h |  5 +++++
 src/train_cmd.cpp    |  5 +++++
 4 files changed, 31 insertions(+)

diff --git a/src/console_cmds.cpp b/src/console_cmds.cpp
index 65625ec1d8..b5e7f34e8e 100644
--- a/src/console_cmds.cpp
+++ b/src/console_cmds.cpp
@@ -52,6 +52,7 @@
 #include "string_func_extra.h"
 #include "linkgraph/linkgraphjob.h"
 #include "base_media_base.h"
+#include "debug_settings.h"
 #include <time.h>
 
 #include "safeguards.h"
@@ -2847,6 +2848,23 @@ DEF_CONSOLE_CMD(ConRecalculateRoadCachedOneWayStates)
 	return true;
 }
 
+DEF_CONSOLE_CMD(ConMiscDebug)
+{
+	if (argc < 1 || argc > 2) {
+		IConsoleHelp("Debug: misc flags.  Usage: 'misc_debug [<flags>]'");
+		IConsoleHelp("  1: MDF_OVERHEAT_BREAKDOWN_OPEN_WIN");
+		return true;
+	}
+
+	if (argc == 1) {
+		IConsolePrintF(CC_DEFAULT, "Misc debug flags: %X", _misc_debug_flags);
+	} else {
+		_misc_debug_flags = strtoul(argv[1], nullptr, 16);
+	}
+
+	return true;
+}
+
 DEF_CONSOLE_CMD(ConDoDisaster)
 {
 	if (argc == 0) {
@@ -3437,6 +3455,7 @@ void IConsoleStdLibRegister()
 	IConsoleCmdRegister("gfx_debug", ConGfxDebug, nullptr, true);
 	IConsoleCmdRegister("csleep", ConCSleep, nullptr, true);
 	IConsoleCmdRegister("recalculate_road_cached_one_way_states", ConRecalculateRoadCachedOneWayStates, ConHookNoNetwork, true);
+	IConsoleCmdRegister("misc_debug", ConMiscDebug, nullptr, true);
 
 	/* NewGRF development stuff */
 	IConsoleCmdRegister("reload_newgrfs",  ConNewGRFReload, ConHookNewGRFDeveloperTool);
diff --git a/src/debug.cpp b/src/debug.cpp
index f1b3924813..774108be33 100644
--- a/src/debug.cpp
+++ b/src/debug.cpp
@@ -60,6 +60,8 @@ std::string _loadgame_DBGL_data;
 bool _save_DBGC_data = false;
 std::string _loadgame_DBGC_data;
 
+uint32 _misc_debug_flags;
+
 struct DebugLevel {
 	const char *name;
 	int *level;
diff --git a/src/debug_settings.h b/src/debug_settings.h
index 59951245d7..fb78e9478f 100644
--- a/src/debug_settings.h
+++ b/src/debug_settings.h
@@ -23,4 +23,9 @@ inline bool HasChickenBit(ChickenBitFlags flag)
 	return HasBit(_settings_game.debug.chicken_bits, flag);
 }
 
+enum MiscDebugFlags {
+	MDF_OVERHEAT_BREAKDOWN_OPEN_WIN,
+};
+extern uint32 _misc_debug_flags;
+
 #endif /* DEBUG_SETTINGS_H */
diff --git a/src/train_cmd.cpp b/src/train_cmd.cpp
index 5ced14876b..245da83a83 100644
--- a/src/train_cmd.cpp
+++ b/src/train_cmd.cpp
@@ -43,6 +43,7 @@
 #include "scope_info.h"
 #include "scope.h"
 #include "core/checksum_func.hpp"
+#include "debug_settings.h"
 
 #include "table/strings.h"
 #include "table/train_cmd.h"
@@ -6800,6 +6801,10 @@ void TrainBrakesOverheatedBreakdown(Vehicle *v)
 	Train *t = Train::From(v)->First();
 	if (t->breakdown_ctr != 0 || (t->vehstatus & VS_CRASHED)) return;
 
+	if (unlikely(HasBit(_misc_debug_flags, MDF_OVERHEAT_BREAKDOWN_OPEN_WIN)) && !_network_dedicated) {
+		ShowVehicleViewWindow(t);
+	}
+
 	t->crash_anim_pos = std::min<uint>(1500, t->crash_anim_pos + 200);
 	if (t->crash_anim_pos < 1500) return;