From 7048e1522f7095e7c716c2488d78711ab6ed912c Mon Sep 17 00:00:00 2001
From: Michael Lutz <michi@icosahedron.de>
Date: Sun, 10 Oct 2021 02:08:52 +0200
Subject: Codechange: Move flags in CommandProc in front of the command
 arguments.

---
 src/aircraft_cmd.cpp     |  4 ++--
 src/aircraft_cmd.h       |  2 +-
 src/autoreplace_cmd.cpp  |  8 +++----
 src/command.cpp          |  8 +++----
 src/command_type.h       |  2 +-
 src/company_cmd.cpp      | 24 ++++++++++-----------
 src/depot_cmd.cpp        |  4 ++--
 src/economy.cpp          | 12 +++++------
 src/engine.cpp           | 16 +++++++-------
 src/goal.cpp             | 28 ++++++++++++------------
 src/group_cmd.cpp        | 34 ++++++++++++++---------------
 src/industry_cmd.cpp     |  8 +++----
 src/landscape.cpp        |  8 +++----
 src/misc_cmd.cpp         | 20 ++++++++---------
 src/news_gui.cpp         |  4 ++--
 src/object_cmd.cpp       |  6 +++---
 src/order_backup.cpp     |  4 ++--
 src/order_cmd.cpp        | 28 ++++++++++++------------
 src/rail_cmd.cpp         | 56 ++++++++++++++++++++++++------------------------
 src/road_cmd.cpp         | 18 ++++++++--------
 src/roadveh_cmd.cpp      |  8 +++----
 src/roadveh_cmd.h        |  2 +-
 src/settings.cpp         |  8 +++----
 src/ship_cmd.cpp         |  4 ++--
 src/ship_cmd.h           |  2 +-
 src/signs_cmd.cpp        |  4 ++--
 src/station_cmd.cpp      | 36 +++++++++++++++----------------
 src/story.cpp            | 36 +++++++++++++++----------------
 src/subsidy.cpp          |  4 ++--
 src/terraform_cmd.cpp    |  8 +++----
 src/timetable_cmd.cpp    | 16 +++++++-------
 src/town_cmd.cpp         | 36 +++++++++++++++----------------
 src/train_cmd.cpp        | 20 ++++++++---------
 src/train_cmd.h          |  2 +-
 src/tree_cmd.cpp         |  4 ++--
 src/tunnelbridge_cmd.cpp |  8 +++----
 src/vehicle_cmd.cpp      | 52 ++++++++++++++++++++++----------------------
 src/viewport.cpp         |  4 ++--
 src/water_cmd.cpp        | 12 +++++------
 src/waypoint_cmd.cpp     | 12 +++++------
 40 files changed, 286 insertions(+), 286 deletions(-)

(limited to 'src')

diff --git a/src/aircraft_cmd.cpp b/src/aircraft_cmd.cpp
index 2d9b2ae16..5e0eea35b 100644
--- a/src/aircraft_cmd.cpp
+++ b/src/aircraft_cmd.cpp
@@ -259,14 +259,14 @@ void GetAircraftSpriteSize(EngineID engine, uint &width, uint &height, int &xoff
 
 /**
  * Build an aircraft.
- * @param tile     tile of the depot where aircraft is built.
  * @param flags    type of operation.
+ * @param tile     tile of the depot where aircraft is built.
  * @param e        the engine to build.
  * @param data     unused.
  * @param[out] ret the vehicle that has been built.
  * @return the cost of this operation or an error.
  */
-CommandCost CmdBuildAircraft(TileIndex tile, DoCommandFlag flags, const Engine *e, uint16 data, Vehicle **ret)
+CommandCost CmdBuildAircraft(DoCommandFlag flags, TileIndex tile, const Engine *e, uint16 data, Vehicle **ret)
 {
 	const AircraftVehicleInfo *avi = &e->u.air;
 	const Station *st = Station::GetByTile(tile);
diff --git a/src/aircraft_cmd.h b/src/aircraft_cmd.h
index 769a707c7..719974af7 100644
--- a/src/aircraft_cmd.h
+++ b/src/aircraft_cmd.h
@@ -14,6 +14,6 @@
 #include "engine_type.h"
 #include "vehicle_type.h"
 
-CommandCost CmdBuildAircraft(TileIndex tile, DoCommandFlag flags, const Engine *e, uint16 data, Vehicle **v);
+CommandCost CmdBuildAircraft(DoCommandFlag flags, TileIndex tile, const Engine *e, uint16 data, Vehicle **v);
 
 #endif /* AIRCRAFT_CMD_H */
diff --git a/src/autoreplace_cmd.cpp b/src/autoreplace_cmd.cpp
index db14a4a1d..a4a4e88a2 100644
--- a/src/autoreplace_cmd.cpp
+++ b/src/autoreplace_cmd.cpp
@@ -708,14 +708,14 @@ static CommandCost ReplaceChain(Vehicle **chain, DoCommandFlag flags, bool wagon
 /**
  * Autoreplaces a vehicle
  * Trains are replaced as a whole chain, free wagons in depot are replaced on their own
- * @param tile not used
  * @param flags type of operation
+ * @param tile not used
  * @param p1 Index of vehicle
  * @param p2 not used
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdAutoreplaceVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdAutoreplaceVehicle(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Vehicle *v = Vehicle::GetIfValid(p1);
 	if (v == nullptr) return CMD_ERROR;
@@ -797,8 +797,8 @@ CommandCost CmdAutoreplaceVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1
 
 /**
  * Change engine renewal parameters
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 packed data
  *   - bit      0 = replace when engine gets old?
  *   - bits 16-31 = engine group
@@ -808,7 +808,7 @@ CommandCost CmdAutoreplaceVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdSetAutoReplace(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdSetAutoReplace(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Company *c = Company::GetIfValid(_current_company);
 	if (c == nullptr) return CMD_ERROR;
diff --git a/src/command.cpp b/src/command.cpp
index b875884f9..fccbe6148 100644
--- a/src/command.cpp
+++ b/src/command.cpp
@@ -204,7 +204,7 @@ CommandCost DoCommand(DoCommandFlag flags, Commands cmd, TileIndex tile, uint32
 	if (_docommand_recursive == 1 || !(flags & DC_EXEC) ) {
 		if (_docommand_recursive == 1) _cleared_object_areas.clear();
 		SetTownRatingTestMode(true);
-		res = proc(tile, flags & ~DC_EXEC, p1, p2, text);
+		res = proc(flags & ~DC_EXEC, tile, p1, p2, text);
 		SetTownRatingTestMode(false);
 		if (res.Failed()) {
 			goto error;
@@ -226,7 +226,7 @@ CommandCost DoCommand(DoCommandFlag flags, Commands cmd, TileIndex tile, uint32
 	/* Execute the command here. All cost-relevant functions set the expenses type
 	 * themselves to the cost object at some point */
 	if (_docommand_recursive == 1) _cleared_object_areas.clear();
-	res = proc(tile, flags, p1, p2, text);
+	res = proc(flags, tile, p1, p2, text);
 	if (res.Failed()) {
 error:
 		_docommand_recursive--;
@@ -465,7 +465,7 @@ CommandCost DoCommandPInternal(Commands cmd, StringID err_message, CommandCallba
 	_cleared_object_areas.clear();
 	SetTownRatingTestMode(true);
 	BasePersistentStorageArray::SwitchMode(PSM_ENTER_TESTMODE);
-	CommandCost res = proc(tile, flags, p1, p2, text);
+	CommandCost res = proc(flags, tile, p1, p2, text);
 	BasePersistentStorageArray::SwitchMode(PSM_LEAVE_TESTMODE);
 	SetTownRatingTestMode(false);
 
@@ -508,7 +508,7 @@ CommandCost DoCommandPInternal(Commands cmd, StringID err_message, CommandCallba
 	 * use the construction one */
 	_cleared_object_areas.clear();
 	BasePersistentStorageArray::SwitchMode(PSM_ENTER_COMMAND);
-	CommandCost res2 = proc(tile, flags | DC_EXEC, p1, p2, text);
+	CommandCost res2 = proc(flags | DC_EXEC, tile, p1, p2, text);
 	BasePersistentStorageArray::SwitchMode(PSM_LEAVE_COMMAND);
 
 	if (cmd == CMD_COMPANY_CTRL) {
diff --git a/src/command_type.h b/src/command_type.h
index ecb24df12..2bd0fee90 100644
--- a/src/command_type.h
+++ b/src/command_type.h
@@ -421,7 +421,7 @@ enum CommandPauseLevel {
  * @param text Additional text
  * @return The CommandCost of the command, which can be succeeded or failed.
  */
-typedef CommandCost CommandProc(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text);
+typedef CommandCost CommandProc(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text);
 
 
 /** Defines the traits of a command. */
diff --git a/src/company_cmd.cpp b/src/company_cmd.cpp
index f18fe343a..f659a4367 100644
--- a/src/company_cmd.cpp
+++ b/src/company_cmd.cpp
@@ -795,8 +795,8 @@ void CompanyAdminRemove(CompanyID company_id, CompanyRemoveReason reason)
 
 /**
  * Control the companies: add, delete, etc.
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 various functionality
  * - bits 0..15: CompanyCtrlAction
  * - bits 16..23: CompanyID
@@ -805,7 +805,7 @@ void CompanyAdminRemove(CompanyID company_id, CompanyRemoveReason reason)
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdCompanyCtrl(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdCompanyCtrl(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	InvalidateWindowData(WC_COMPANY_LEAGUE, 0, 0);
 	CompanyID company_id = (CompanyID)GB(p1, 16, 8);
@@ -922,14 +922,14 @@ CommandCost CmdCompanyCtrl(TileIndex tile, DoCommandFlag flags, uint32 p1, uint3
 
 /**
  * Change the company manager's face.
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 unused
  * @param p2 face bitmasked
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdSetCompanyManagerFace(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdSetCompanyManagerFace(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	CompanyManagerFace cmf = (CompanyManagerFace)p2;
 
@@ -944,8 +944,8 @@ CommandCost CmdSetCompanyManagerFace(TileIndex tile, DoCommandFlag flags, uint32
 
 /**
  * Change the company's company-colour
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 bitstuffed:
  * p1 bits 0-7 scheme to set
  * p1 bit 8 set first/second colour
@@ -953,7 +953,7 @@ CommandCost CmdSetCompanyManagerFace(TileIndex tile, DoCommandFlag flags, uint32
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdSetCompanyColour(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdSetCompanyColour(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Colours colour = Extract<Colours, 0, 8>(p2);
 	LiveryScheme scheme = Extract<LiveryScheme, 0, 8>(p1);
@@ -1057,14 +1057,14 @@ static bool IsUniqueCompanyName(const std::string &name)
 
 /**
  * Change the name of the company.
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 unused
  * @param p2 unused
  * @param text the new name or an empty string when resetting to the default
  * @return the cost of this operation or an error
  */
-CommandCost CmdRenameCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRenameCompany(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	bool reset = text.empty();
 
@@ -1103,14 +1103,14 @@ static bool IsUniquePresidentName(const std::string &name)
 
 /**
  * Change the name of the president.
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 unused
  * @param p2 unused
  * @param text the new name or an empty string when resetting to the default
  * @return the cost of this operation or an error
  */
-CommandCost CmdRenamePresident(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRenamePresident(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	bool reset = text.empty();
 
@@ -1188,14 +1188,14 @@ uint32 CompanyInfrastructure::GetTramTotal() const
  * To prevent abuse in multiplayer games you can only send money to other
  * companies if you have paid off your loan (either explicitly, or implicitly
  * given the fact that you have more money than loan).
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 the amount of money to transfer; max 20.000.000
  * @param p2 the company to transfer the money to
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdGiveMoney(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdGiveMoney(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (!_settings_game.economy.give_money) return CMD_ERROR;
 
diff --git a/src/depot_cmd.cpp b/src/depot_cmd.cpp
index e49936f55..1ffaeb70b 100644
--- a/src/depot_cmd.cpp
+++ b/src/depot_cmd.cpp
@@ -38,14 +38,14 @@ static bool IsUniqueDepotName(const std::string &name)
 
 /**
  * Rename a depot.
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1 id of depot
  * @param p2 unused
  * @param text the new name or an empty string when resetting to the default
  * @return the cost of this operation or an error
  */
-CommandCost CmdRenameDepot(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRenameDepot(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Depot *d = Depot::GetIfValid(p1);
 	if (d == nullptr) return CMD_ERROR;
diff --git a/src/economy.cpp b/src/economy.cpp
index 329a0a5a8..39e98342f 100644
--- a/src/economy.cpp
+++ b/src/economy.cpp
@@ -2010,14 +2010,14 @@ extern int GetAmountOwnedBy(const Company *c, Owner owner);
 
 /**
  * Acquire shares in an opposing company.
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1 company to buy the shares from
  * @param p2 unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuyShareInCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuyShareInCompany(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	CommandCost cost(EXPENSES_OTHER);
 	CompanyID target_company = (CompanyID)p1;
@@ -2062,14 +2062,14 @@ CommandCost CmdBuyShareInCompany(TileIndex tile, DoCommandFlag flags, uint32 p1,
 
 /**
  * Sell shares in an opposing company.
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1 company to sell the shares from
  * @param p2 unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdSellShareInCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdSellShareInCompany(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	CompanyID target_company = (CompanyID)p1;
 	Company *c = Company::GetIfValid(target_company);
@@ -2103,14 +2103,14 @@ CommandCost CmdSellShareInCompany(TileIndex tile, DoCommandFlag flags, uint32 p1
  * When a competing company is gone bankrupt you get the chance to purchase
  * that company.
  * @todo currently this only works for AI companies
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1 company to buy up
  * @param p2 unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuyCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuyCompany(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	CompanyID target_company = (CompanyID)p1;
 	Company *c = Company::GetIfValid(target_company);
diff --git a/src/engine.cpp b/src/engine.cpp
index 56f81ffce..e9bb6c494 100644
--- a/src/engine.cpp
+++ b/src/engine.cpp
@@ -875,14 +875,14 @@ void ClearEnginesHiddenFlagOfCompany(CompanyID cid)
 
 /**
  * Set the visibility of an engine.
- * @param tile Unused.
  * @param flags Operation to perform.
+ * @param tile Unused.
  * @param p1 Unused.
  * @param p2 Bit 31: 0=visible, 1=hidden, other bits for the #EngineID.
  * @param text Unused.
  * @return The cost of this operation or an error.
  */
-CommandCost CmdSetVehicleVisibility(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdSetVehicleVisibility(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Engine *e = Engine::GetIfValid(GB(p2, 0, 31));
 	if (e == nullptr || _current_company >= MAX_COMPANIES) return CMD_ERROR;
@@ -899,14 +899,14 @@ CommandCost CmdSetVehicleVisibility(TileIndex tile, DoCommandFlag flags, uint32
 /**
  * Accept an engine prototype. XXX - it is possible that the top-company
  * changes while you are waiting to accept the offer? Then it becomes invalid
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 engine-prototype offered
  * @param p2 unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdWantEnginePreview(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdWantEnginePreview(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Engine *e = Engine::GetIfValid(p1);
 	if (e == nullptr || !(e->flags & ENGINE_EXCLUSIVE_PREVIEW) || e->preview_company != _current_company) return CMD_ERROR;
@@ -918,8 +918,8 @@ CommandCost CmdWantEnginePreview(TileIndex tile, DoCommandFlag flags, uint32 p1,
 
 /**
  * Allow or forbid a specific company to use an engine
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 engine id
  * @param p2 various bitstuffed elements
  * - p2 = (bit  0 - 7) - Company to allow/forbid the use of an engine.
@@ -927,7 +927,7 @@ CommandCost CmdWantEnginePreview(TileIndex tile, DoCommandFlag flags, uint32 p1,
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdEngineCtrl(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdEngineCtrl(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_current_company != OWNER_DEITY) return CMD_ERROR;
 	EngineID engine_id = (EngineID)p1;
@@ -1072,14 +1072,14 @@ static bool IsUniqueEngineName(const std::string &name)
 
 /**
  * Rename an engine.
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 engine ID to rename
  * @param p2 unused
  * @param text the new name or an empty string when resetting to the default
  * @return the cost of this operation or an error
  */
-CommandCost CmdRenameEngine(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRenameEngine(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Engine *e = Engine::GetIfValid(p1);
 	if (e == nullptr) return CMD_ERROR;
diff --git a/src/goal.cpp b/src/goal.cpp
index 7c24386d1..a60853829 100644
--- a/src/goal.cpp
+++ b/src/goal.cpp
@@ -35,8 +35,8 @@ INSTANTIATE_POOL_METHODS(Goal)
 
 /**
  * Create a new goal.
- * @param tile unused.
  * @param flags type of operation
+ * @param tile unused.
  * @param p1 various bitstuffed elements
  * - p1 = (bit  0 -  7) - GoalType of destination.
  * - p1 = (bit  8 - 15) - Company for which this goal is.
@@ -44,7 +44,7 @@ INSTANTIATE_POOL_METHODS(Goal)
  * @param text Text of the goal.
  * @return the cost of this operation or an error
  */
-CommandCost CmdCreateGoal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdCreateGoal(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (!Goal::CanAllocateItem()) return CMD_ERROR;
 
@@ -110,14 +110,14 @@ CommandCost CmdCreateGoal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32
 
 /**
  * Remove a goal.
- * @param tile unused.
  * @param flags type of operation
+ * @param tile unused.
  * @param p1 GoalID to remove.
  * @param p2 unused.
  * @param text unused.
  * @return the cost of this operation or an error
  */
-CommandCost CmdRemoveGoal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRemoveGoal(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_current_company != OWNER_DEITY) return CMD_ERROR;
 	if (!Goal::IsValidID(p1)) return CMD_ERROR;
@@ -140,14 +140,14 @@ CommandCost CmdRemoveGoal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32
 
 /**
  * Update goal text of a goal.
- * @param tile unused.
  * @param flags type of operation
+ * @param tile unused.
  * @param p1 GoalID to update.
  * @param p2 unused
  * @param text Text of the goal.
  * @return the cost of this operation or an error
  */
-CommandCost CmdSetGoalText(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdSetGoalText(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_current_company != OWNER_DEITY) return CMD_ERROR;
 	if (!Goal::IsValidID(p1)) return CMD_ERROR;
@@ -170,14 +170,14 @@ CommandCost CmdSetGoalText(TileIndex tile, DoCommandFlag flags, uint32 p1, uint3
 
 /**
  * Update progress text of a goal.
- * @param tile unused.
  * @param flags type of operation
+ * @param tile unused.
  * @param p1 GoalID to update.
  * @param p2 unused
  * @param text Progress text of the goal.
  * @return the cost of this operation or an error
  */
-CommandCost CmdSetGoalProgress(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdSetGoalProgress(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_current_company != OWNER_DEITY) return CMD_ERROR;
 	if (!Goal::IsValidID(p1)) return CMD_ERROR;
@@ -203,14 +203,14 @@ CommandCost CmdSetGoalProgress(TileIndex tile, DoCommandFlag flags, uint32 p1, u
 
 /**
  * Update completed state of a goal.
- * @param tile unused.
  * @param flags type of operation
+ * @param tile unused.
  * @param p1 GoalID to update.
  * @param p2 completed state. If goal is completed, set to 1, otherwise 0.
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdSetGoalCompleted(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdSetGoalCompleted(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_current_company != OWNER_DEITY) return CMD_ERROR;
 	if (!Goal::IsValidID(p1)) return CMD_ERROR;
@@ -231,8 +231,8 @@ CommandCost CmdSetGoalCompleted(TileIndex tile, DoCommandFlag flags, uint32 p1,
 
 /**
  * Ask a goal related question
- * @param tile unused.
  * @param flags type of operation
+ * @param tile unused.
  * @param p1 various bitstuffed elements
  * - p1 = (bit  0 - 15) - Unique ID to use for this question.
  * - p1 = (bit 16 - 31) - Company or client for which this question is.
@@ -243,7 +243,7 @@ CommandCost CmdSetGoalCompleted(TileIndex tile, DoCommandFlag flags, uint32 p1,
  * @param text Text of the question.
  * @return the cost of this operation or an error
  */
-CommandCost CmdGoalQuestion(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdGoalQuestion(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	uint16 uniqueid = (uint16)GB(p1, 0, 16);
 	CompanyID company = (CompanyID)GB(p1, 16, 8);
@@ -283,14 +283,14 @@ CommandCost CmdGoalQuestion(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
 
 /**
  * Reply to a goal question.
- * @param tile unused.
  * @param flags type of operation
+ * @param tile unused.
  * @param p1 Unique ID to use for this question.
  * @param p2 Button the company pressed
  * @param text Text of the question.
  * @return the cost of this operation or an error
  */
-CommandCost CmdGoalQuestionAnswer(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdGoalQuestionAnswer(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (p1 > UINT16_MAX) return CMD_ERROR;
 	if (p2 >= GOAL_QUESTION_BUTTON_COUNT) return CMD_ERROR;
diff --git a/src/group_cmd.cpp b/src/group_cmd.cpp
index 8b67fbeae..fbe08ffd0 100644
--- a/src/group_cmd.cpp
+++ b/src/group_cmd.cpp
@@ -294,14 +294,14 @@ Group::Group(Owner owner)
 
 /**
  * Create a new vehicle group.
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1   vehicle type
  * @param p2   parent groupid
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdCreateGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdCreateGroup(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	VehicleType vt = Extract<VehicleType, 0, 3>(p1);
 	if (!IsCompanyBuildableVehicleType(vt)) return CMD_ERROR;
@@ -343,15 +343,15 @@ CommandCost CmdCreateGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint3
 
 /**
  * Add all vehicles in the given group to the default group and then deletes the group.
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1   index of array group
  *      - p1 bit 0-15 : GroupID
  * @param p2   unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdDeleteGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdDeleteGroup(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Group *g = Group::GetIfValid(p1);
 	if (g == nullptr || g->owner != _current_company) return CMD_ERROR;
@@ -395,8 +395,8 @@ CommandCost CmdDeleteGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint3
 
 /**
  * Alter a group
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1   index of array group
  *   - p1 bit 0-15 : GroupID
  *   - p1 bit 16: 0 - Rename grouop
@@ -405,7 +405,7 @@ CommandCost CmdDeleteGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint3
  * @param text the new name or an empty string when resetting to the default
  * @return the cost of this operation or an error
  */
-CommandCost CmdAlterGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdAlterGroup(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Group *g = Group::GetIfValid(GB(p1, 0, 16));
 	if (g == nullptr || g->owner != _current_company) return CMD_ERROR;
@@ -499,8 +499,8 @@ static void AddVehicleToGroup(Vehicle *v, GroupID new_g)
 
 /**
  * Add a vehicle to a group
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1   index of array group
  *   - p1 bit 0-15 : GroupID
  * @param p2   vehicle to add to a group
@@ -509,7 +509,7 @@ static void AddVehicleToGroup(Vehicle *v, GroupID new_g)
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdAddVehicleGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdAddVehicleGroup(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Vehicle *v = Vehicle::GetIfValid(GB(p2, 0, 20));
 	GroupID new_g = p1;
@@ -525,7 +525,7 @@ CommandCost CmdAddVehicleGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, u
 
 	if (new_g == NEW_GROUP) {
 		/* Create new group. */
-		CommandCost ret = CmdCreateGroup(0, flags, v->type, INVALID_GROUP, {});
+		CommandCost ret = CmdCreateGroup(flags, 0, v->type, INVALID_GROUP, {});
 		if (ret.Failed()) return ret;
 
 		new_g = _new_group_id;
@@ -558,15 +558,15 @@ CommandCost CmdAddVehicleGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, u
 
 /**
  * Add all shared vehicles of all vehicles from a group
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1   index of group array
  *  - p1 bit 0-15 : GroupID
  * @param p2   type of vehicles
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdAddSharedVehicleGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdAddSharedVehicleGroup(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	VehicleType type = Extract<VehicleType, 0, 3>(p2);
 	GroupID id_g = p1;
@@ -595,15 +595,15 @@ CommandCost CmdAddSharedVehicleGroup(TileIndex tile, DoCommandFlag flags, uint32
 
 /**
  * Remove all vehicles from a group
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1   index of group array
  * - p1 bit 0-15 : GroupID
  * @param p2   unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdRemoveAllVehiclesGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRemoveAllVehiclesGroup(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	GroupID old_g = p1;
 	Group *g = Group::GetIfValid(old_g);
@@ -629,15 +629,15 @@ CommandCost CmdRemoveAllVehiclesGroup(TileIndex tile, DoCommandFlag flags, uint3
 
 /**
  * Set the livery for a vehicle group.
- * @param tile      Unused.
  * @param flags     Command flags.
+ * @param tile      Unused.
  * @param p1
  * - p1 bit  0-15   Group ID.
  * @param p2
  * - p2 bit  8      Set secondary instead of primary colour
  * - p2 bit 16-23   Colour.
  */
-CommandCost CmdSetGroupLivery(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdSetGroupLivery(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Group *g = Group::GetIfValid(p1);
 	bool primary = !HasBit(p2, 8);
@@ -687,8 +687,8 @@ static void SetGroupFlag(Group *g, GroupFlags flag, bool set, bool children)
 
 /**
  * (Un)set group flag from a group
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1   index of group array
  * - p1 bit 0-15  : GroupID
  * - p1 bit 16-18 : Flag to set, by value not bit.
@@ -698,7 +698,7 @@ static void SetGroupFlag(Group *g, GroupFlags flag, bool set, bool children)
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdSetGroupFlag(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdSetGroupFlag(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Group *g = Group::GetIfValid(GB(p1, 0, 16));
 	if (g == nullptr || g->owner != _current_company) return CMD_ERROR;
diff --git a/src/industry_cmd.cpp b/src/industry_cmd.cpp
index a24f35f75..e2fa1b776 100644
--- a/src/industry_cmd.cpp
+++ b/src/industry_cmd.cpp
@@ -1973,8 +1973,8 @@ static CommandCost CreateNewIndustryHelper(TileIndex tile, IndustryType type, Do
 
 /**
  * Build/Fund an industry
- * @param tile tile where industry is built
  * @param flags of operations to conduct
+ * @param tile tile where industry is built
  * @param p1 various bitstuffed elements
  * - p1 = (bit  0 -  7) - industry type see build_industry.h and see industry.h
  * - p1 = (bit  8 - 15) - first layout to try
@@ -1983,7 +1983,7 @@ static CommandCost CreateNewIndustryHelper(TileIndex tile, IndustryType type, Do
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuildIndustry(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildIndustry(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	IndustryType it = GB(p1, 0, 8);
 	if (it >= NUM_INDUSTRYTYPES) return CMD_ERROR;
@@ -2062,8 +2062,8 @@ CommandCost CmdBuildIndustry(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
 
 /**
  * Change industry properties
- * @param tile Unused.
  * @param flags Type of operation.
+ * @param tile Unused.
  * @param p1 IndustryID
  * @param p2 various bitstuffed elements
  * - p2 = (bit 0 - 7) - IndustryAction to perform
@@ -2075,7 +2075,7 @@ CommandCost CmdBuildIndustry(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
  * @param text - Additional industry text (only used with set text action)
  * @return Empty cost or an error.
  */
-CommandCost CmdIndustryCtrl(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdIndustryCtrl(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_current_company != OWNER_DEITY) return CMD_ERROR;
 
diff --git a/src/landscape.cpp b/src/landscape.cpp
index 1cc3b1ad2..1259617ac 100644
--- a/src/landscape.cpp
+++ b/src/landscape.cpp
@@ -684,14 +684,14 @@ void ClearSnowLine()
 
 /**
  * Clear a piece of landscape
- * @param tile tile to clear
  * @param flags of operation to conduct
+ * @param tile tile to clear
  * @param p1 unused
  * @param p2 unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdLandscapeClear(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdLandscapeClear(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	CommandCost cost(EXPENSES_CONSTRUCTION);
 	bool do_clear = false;
@@ -733,15 +733,15 @@ CommandCost CmdLandscapeClear(TileIndex tile, DoCommandFlag flags, uint32 p1, ui
 
 /**
  * Clear a big piece of landscape
- * @param tile end tile of area dragging
  * @param flags of operation to conduct
+ * @param tile end tile of area dragging
  * @param p1 start tile of area dragging
  * @param p2 various bitstuffed data.
  *  bit      0: Whether to use the Orthogonal (0) or Diagonal (1) iterator.
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdClearArea(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdClearArea(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (p1 >= MapSize()) return CMD_ERROR;
 
diff --git a/src/misc_cmd.cpp b/src/misc_cmd.cpp
index 2e70f5fdd..243c5347a 100644
--- a/src/misc_cmd.cpp
+++ b/src/misc_cmd.cpp
@@ -33,8 +33,8 @@ static_assert((LOAN_INTERVAL & 3) == 0);
 
 /**
  * Increase the loan of your company.
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 higher half of amount to increase the loan with, multitude of LOAN_INTERVAL. Only used when (p2 & 3) == 2.
  * @param p2 (bit 2-31) - lower half of amount (lower 2 bits assumed to be 0)
  *           (bit 0-1)  - when 0: loans LOAN_INTERVAL
@@ -43,7 +43,7 @@ static_assert((LOAN_INTERVAL & 3) == 0);
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdIncreaseLoan(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdIncreaseLoan(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Company *c = Company::Get(_current_company);
 
@@ -81,8 +81,8 @@ CommandCost CmdIncreaseLoan(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
 
 /**
  * Decrease the loan of your company.
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 higher half of amount to decrease the loan with, multitude of LOAN_INTERVAL. Only used when (p2 & 3) == 2.
  * @param p2 (bit 2-31) - lower half of amount (lower 2 bits assumed to be 0)
  *           (bit 0-1)  - when 0: pays back LOAN_INTERVAL
@@ -91,7 +91,7 @@ CommandCost CmdIncreaseLoan(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdDecreaseLoan(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdDecreaseLoan(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Company *c = Company::Get(_current_company);
 
@@ -144,14 +144,14 @@ static void AskUnsafeUnpauseCallback(Window *w, bool confirmed)
  * Set or unset a bit in the pause mode. If pause mode is zero the game is
  * unpaused. A bitset is used instead of a boolean value/counter to have
  * more control over the game when saving/loading, etc.
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 the pause mode to change
  * @param p2 1 pauses, 0 unpauses this mode
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdPause(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdPause(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	switch (p1) {
 		case PM_PAUSED_SAVELOAD:
@@ -196,29 +196,29 @@ CommandCost CmdPause(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2,
 
 /**
  * Change the financial flow of your company.
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 the amount of money to receive (if positive), or spend (if negative)
  * @param p2 unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdMoneyCheat(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdMoneyCheat(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	return CommandCost(EXPENSES_OTHER, -(int32)p1);
 }
 
 /**
  * Change the bank bank balance of a company by inserting or removing money without affecting the loan.
- * @param tile tile to show text effect on (if not 0)
  * @param flags operation to perform
+ * @param tile tile to show text effect on (if not 0)
  * @param p1 the amount of money to receive (if positive), or spend (if negative)
  * @param p2 (bit 0-7)  - the company ID.
  *           (bit 8-15) - the expenses type which should register the cost/income @see ExpensesType.
  * @param text unused
  * @return zero cost or an error
  */
-CommandCost CmdChangeBankBalance(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdChangeBankBalance(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	int32 delta = (int32)p1;
 	CompanyID company = (CompanyID) GB(p2, 0, 8);
diff --git a/src/news_gui.cpp b/src/news_gui.cpp
index 3f3b91867..75b84a443 100644
--- a/src/news_gui.cpp
+++ b/src/news_gui.cpp
@@ -836,8 +836,8 @@ void AddNewsItem(StringID string, NewsType type, NewsFlag flags, NewsReferenceTy
 
 /**
  * Create a new custom news item.
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1 various bitstuffed elements
  * - p1 = (bit  0 -  7) - NewsType of the message.
  * - p1 = (bit  8 - 15) - NewsReferenceType of first reference.
@@ -846,7 +846,7 @@ void AddNewsItem(StringID string, NewsType type, NewsFlag flags, NewsReferenceTy
  * @param text The text of the news message.
  * @return the cost of this operation or an error
  */
-CommandCost CmdCustomNewsItem(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdCustomNewsItem(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_current_company != OWNER_DEITY) return CMD_ERROR;
 
diff --git a/src/object_cmd.cpp b/src/object_cmd.cpp
index f207d4786..b5271727c 100644
--- a/src/object_cmd.cpp
+++ b/src/object_cmd.cpp
@@ -196,14 +196,14 @@ static CommandCost ClearTile_Object(TileIndex tile, DoCommandFlag flags);
 
 /**
  * Build an object object
- * @param tile tile where the object will be located
  * @param flags type of operation
+ * @param tile tile where the object will be located
  * @param p1 the object type to build
  * @param p2 the view for the object
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuildObject(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildObject(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	CommandCost cost(EXPENSES_CONSTRUCTION);
 
@@ -776,7 +776,7 @@ void GenerateObjects()
 
 				default:
 					uint8 view = RandomRange(spec->views);
-					if (CmdBuildObject(RandomTile(), DC_EXEC | DC_AUTO | DC_NO_TEST_TOWN_RATING | DC_NO_MODIFY_TOWN_RATING, i, view, {}).Succeeded()) amount--;
+					if (CmdBuildObject(DC_EXEC | DC_AUTO | DC_NO_TEST_TOWN_RATING | DC_NO_MODIFY_TOWN_RATING, RandomTile(), i, view, {}).Succeeded()) amount--;
 					break;
 			}
 		}
diff --git a/src/order_backup.cpp b/src/order_backup.cpp
index 51e1b67ff..76c416abd 100644
--- a/src/order_backup.cpp
+++ b/src/order_backup.cpp
@@ -141,14 +141,14 @@ void OrderBackup::DoRestore(Vehicle *v)
 
 /**
  * Clear an OrderBackup
- * @param tile  Tile related to the to-be-cleared OrderBackup.
  * @param flags For command.
+ * @param tile  Tile related to the to-be-cleared OrderBackup.
  * @param p1    Unused.
  * @param p2    User that had the OrderBackup.
  * @param text  Unused.
  * @return The cost of this operation or an error.
  */
-CommandCost CmdClearOrderBackup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdClearOrderBackup(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	/* No need to check anything. If the tile or user don't exist we just ignore it. */
 	if (flags & DC_EXEC) OrderBackup::ResetOfUser(tile == 0 ? INVALID_TILE : tile, p2);
diff --git a/src/order_cmd.cpp b/src/order_cmd.cpp
index 2f366b674..e48cc95c1 100644
--- a/src/order_cmd.cpp
+++ b/src/order_cmd.cpp
@@ -727,8 +727,8 @@ uint GetOrderDistance(const Order *prev, const Order *cur, const Vehicle *v, int
 
 /**
  * Add an order to the orderlist of a vehicle.
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 various bitstuffed elements
  * - p1 = (bit  0 - 19) - ID of the vehicle
  * - p1 = (bit 24 - 31) - the selected order (if any). If the last order is given,
@@ -738,7 +738,7 @@ uint GetOrderDistance(const Order *prev, const Order *cur, const Vehicle *v, int
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdInsertOrder(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdInsertOrder(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	VehicleID veh          = GB(p1,  0, 20);
 	VehicleOrderID sel_ord = GB(p1, 20, 8);
@@ -1006,14 +1006,14 @@ static CommandCost DecloneOrder(Vehicle *dst, DoCommandFlag flags)
 
 /**
  * Delete an order from the orderlist of a vehicle.
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 the ID of the vehicle
  * @param p2 the order to delete (max 255)
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdDeleteOrder(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdDeleteOrder(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	VehicleID veh_id = GB(p1, 0, 20);
 	VehicleOrderID sel_ord = GB(p2, 0, 8);
@@ -1111,14 +1111,14 @@ void DeleteOrder(Vehicle *v, VehicleOrderID sel_ord)
 
 /**
  * Goto order of order-list.
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 The ID of the vehicle which order is skipped
  * @param p2 the selected order to which we want to skip
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdSkipToOrder(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdSkipToOrder(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	VehicleID veh_id = GB(p1, 0, 20);
 	VehicleOrderID sel_ord = GB(p2, 0, 8);
@@ -1148,8 +1148,8 @@ CommandCost CmdSkipToOrder(TileIndex tile, DoCommandFlag flags, uint32 p1, uint3
 
 /**
  * Move an order inside the orderlist
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 the ID of the vehicle
  * @param p2 order to move and target
  *           bit 0-15  : the order to move
@@ -1159,7 +1159,7 @@ CommandCost CmdSkipToOrder(TileIndex tile, DoCommandFlag flags, uint32 p1, uint3
  * @note The target order will move one place down in the orderlist
  *  if you move the order upwards else it'll move it one place down
  */
-CommandCost CmdMoveOrder(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdMoveOrder(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	VehicleID veh = GB(p1, 0, 20);
 	VehicleOrderID moving_order = GB(p2,  0, 16);
@@ -1249,8 +1249,8 @@ CommandCost CmdMoveOrder(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32
 
 /**
  * Modify an order in the orderlist of a vehicle.
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 various bitstuffed elements
  * - p1 = (bit  0 - 19) - ID of the vehicle
  * - p1 = (bit 24 - 31) - the selected order (if any). If the last order is given,
@@ -1262,7 +1262,7 @@ CommandCost CmdMoveOrder(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdModifyOrder(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdModifyOrder(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	VehicleOrderID sel_ord = GB(p1, 20,  8);
 	VehicleID veh          = GB(p1,  0, 20);
@@ -1522,8 +1522,8 @@ static bool CheckAircraftOrderDistance(const Aircraft *v_new, const Vehicle *v_o
 
 /**
  * Clone/share/copy an order-list of another vehicle.
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 various bitstuffed elements
  * - p1 = (bit  0-19) - destination vehicle to clone orders to
  * - p1 = (bit 30-31) - action to perform
@@ -1531,7 +1531,7 @@ static bool CheckAircraftOrderDistance(const Aircraft *v_new, const Vehicle *v_o
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdCloneOrder(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdCloneOrder(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	VehicleID veh_src = GB(p2, 0, 20);
 	VehicleID veh_dst = GB(p1, 0, 20);
@@ -1669,8 +1669,8 @@ CommandCost CmdCloneOrder(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32
 
 /**
  * Add/remove refit orders from an order
- * @param tile Not used
  * @param flags operation to perform
+ * @param tile Not used
  * @param p1 VehicleIndex of the vehicle having the order
  * @param p2 bitmask
  *   - bit 0-7 CargoID
@@ -1678,7 +1678,7 @@ CommandCost CmdCloneOrder(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdOrderRefit(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdOrderRefit(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	VehicleID veh = GB(p1, 0, 20);
 	VehicleOrderID order_number  = GB(p2, 16, 8);
diff --git a/src/rail_cmd.cpp b/src/rail_cmd.cpp
index 449254f51..af99b03ae 100644
--- a/src/rail_cmd.cpp
+++ b/src/rail_cmd.cpp
@@ -426,8 +426,8 @@ static inline bool ValParamTrackOrientation(Track track)
 
 /**
  * Build a single piece of rail
- * @param tile tile  to build on
  * @param flags operation to perform
+ * @param tile tile  to build on
  * @param p1 railtype of being built piece (normal, mono, maglev)
  * @param p2 various bitstuffed elements
  *           - (bit  0- 2) - track-orientation, valid values: 0-5 (@see Track)
@@ -435,7 +435,7 @@ static inline bool ValParamTrackOrientation(Track track)
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuildSingleRail(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildSingleRail(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	RailType railtype = Extract<RailType, 0, 6>(p1);
 	Track track = Extract<Track, 0, 3>(p2);
@@ -616,14 +616,14 @@ CommandCost CmdBuildSingleRail(TileIndex tile, DoCommandFlag flags, uint32 p1, u
 
 /**
  * Remove a single piece of track
- * @param tile tile to remove track from
  * @param flags operation to perform
+ * @param tile tile to remove track from
  * @param p1 unused
  * @param p2 rail orientation
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdRemoveSingleRail(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRemoveSingleRail(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Track track = Extract<Track, 0, 3>(p2);
 	CommandCost cost(EXPENSES_CONSTRUCTION);
@@ -873,8 +873,8 @@ static CommandCost ValidateAutoDrag(Trackdir *trackdir, TileIndex start, TileInd
 
 /**
  * Build or remove a stretch of railroad tracks.
- * @param tile start tile of drag
  * @param flags operation to perform
+ * @param tile start tile of drag
  * @param p1 end tile of drag
  * @param p2 various bitstuffed elements
  * - p2 = (bit 0-5) - railroad type normal/maglev (0 = normal, 1 = mono, 2 = maglev), only used for building
@@ -885,7 +885,7 @@ static CommandCost ValidateAutoDrag(Trackdir *trackdir, TileIndex start, TileInd
  * @param text unused
  * @return the cost of this operation or an error
  */
-static CommandCost CmdRailTrackHelper(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+static CommandCost CmdRailTrackHelper(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	CommandCost total_cost(EXPENSES_CONSTRUCTION);
 	Track track = Extract<Track, 6, 3>(p2);
@@ -935,8 +935,8 @@ static CommandCost CmdRailTrackHelper(TileIndex tile, DoCommandFlag flags, uint3
 /**
  * Build rail on a stretch of track.
  * Stub for the unified rail builder/remover
- * @param tile start tile of drag
  * @param flags operation to perform
+ * @param tile start tile of drag
  * @param p1 end tile of drag
  * @param p2 various bitstuffed elements
  * - p2 = (bit 0-5) - railroad type normal/maglev (0 = normal, 1 = mono, 2 = maglev)
@@ -946,16 +946,16 @@ static CommandCost CmdRailTrackHelper(TileIndex tile, DoCommandFlag flags, uint3
  * @return the cost of this operation or an error
  * @see CmdRailTrackHelper
  */
-CommandCost CmdBuildRailroadTrack(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildRailroadTrack(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
-	return CmdRailTrackHelper(tile, flags, p1, ClrBit(p2, 9), text);
+	return CmdRailTrackHelper(flags, tile, p1, ClrBit(p2, 9), text);
 }
 
 /**
  * Build rail on a stretch of track.
  * Stub for the unified rail builder/remover
- * @param tile start tile of drag
  * @param flags operation to perform
+ * @param tile start tile of drag
  * @param p1 end tile of drag
  * @param p2 various bitstuffed elements
  * - p2 = (bit 0-5) - railroad type normal/maglev (0 = normal, 1 = mono, 2 = maglev), only used for building
@@ -965,15 +965,15 @@ CommandCost CmdBuildRailroadTrack(TileIndex tile, DoCommandFlag flags, uint32 p1
  * @return the cost of this operation or an error
  * @see CmdRailTrackHelper
  */
-CommandCost CmdRemoveRailroadTrack(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRemoveRailroadTrack(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
-	return CmdRailTrackHelper(tile, flags, p1, SetBit(p2, 9), text);
+	return CmdRailTrackHelper(flags, tile, p1, SetBit(p2, 9), text);
 }
 
 /**
  * Build a train depot
- * @param tile position of the train depot
  * @param flags operation to perform
+ * @param tile position of the train depot
  * @param p1 rail type
  * @param p2 bit 0..1 entrance direction (DiagDirection)
  * @param text unused
@@ -982,7 +982,7 @@ CommandCost CmdRemoveRailroadTrack(TileIndex tile, DoCommandFlag flags, uint32 p
  * @todo When checking for the tile slope,
  * distinguish between "Flat land required" and "land sloped in wrong direction"
  */
-CommandCost CmdBuildTrainDepot(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildTrainDepot(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	/* check railtype and valid direction for depot (0 through 3), 4 in total */
 	RailType railtype = Extract<RailType, 0, 6>(p1);
@@ -1039,8 +1039,8 @@ CommandCost CmdBuildTrainDepot(TileIndex tile, DoCommandFlag flags, uint32 p1, u
  * Build signals, alternate between double/single, signal/semaphore,
  * pre/exit/combo-signals, and what-else not. If the rail piece does not
  * have any signals, bit 4 (cycle signal-type) is ignored
- * @param tile tile where to build the signals
  * @param flags operation to perform
+ * @param tile tile where to build the signals
  * @param p1 various bitstuffed elements
  * - p1 = (bit 0-2) - track-orientation, valid values: 0-5 (Track enum)
  * - p1 = (bit 3)   - 1 = override signal/semaphore, or pre/exit/combo signal or (for bit 7) toggle variant (CTRL-toggle)
@@ -1056,7 +1056,7 @@ CommandCost CmdBuildTrainDepot(TileIndex tile, DoCommandFlag flags, uint32 p1, u
  * @return the cost of this operation or an error
  * @todo p2 should be replaced by two bits for "along" and "against" the track.
  */
-CommandCost CmdBuildSingleSignal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildSingleSignal(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Track track = Extract<Track, 0, 3>(p1);
 	bool ctrl_pressed = HasBit(p1, 3); // was the CTRL button pressed
@@ -1256,8 +1256,8 @@ static bool AdvanceSignalAutoFill(TileIndex &tile, Trackdir &trackdir, bool remo
 
 /**
  * Build many signals by dragging; AutoSignals
- * @param tile start tile of drag
  * @param flags operation to perform
+ * @param tile start tile of drag
  * @param p1  end tile of drag
  * @param p2 various bitstuffed elements
  * - p2 = (bit  0- 2) - track-orientation, valid values: 0-5 (Track enum)
@@ -1271,7 +1271,7 @@ static bool AdvanceSignalAutoFill(TileIndex &tile, Trackdir &trackdir, bool remo
  * @param text unused
  * @return the cost of this operation or an error
  */
-static CommandCost CmdSignalTrackHelper(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+static CommandCost CmdSignalTrackHelper(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	CommandCost total_cost(EXPENSES_CONSTRUCTION);
 	TileIndex start_tile = tile;
@@ -1467,8 +1467,8 @@ static CommandCost CmdSignalTrackHelper(TileIndex tile, DoCommandFlag flags, uin
 /**
  * Build signals on a stretch of track.
  * Stub for the unified signal builder/remover
- * @param tile start tile of drag
  * @param flags operation to perform
+ * @param tile start tile of drag
  * @param p1  end tile of drag
  * @param p2 various bitstuffed elements
  * - p2 = (bit  0- 2) - track-orientation, valid values: 0-5 (Track enum)
@@ -1482,15 +1482,15 @@ static CommandCost CmdSignalTrackHelper(TileIndex tile, DoCommandFlag flags, uin
  * @return the cost of this operation or an error
  * @see CmdSignalTrackHelper
  */
-CommandCost CmdBuildSignalTrack(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildSignalTrack(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
-	return CmdSignalTrackHelper(tile, flags, p1, p2, text);
+	return CmdSignalTrackHelper(flags, tile, p1, p2, text);
 }
 
 /**
  * Remove signals
- * @param tile coordinates where signal is being deleted from
  * @param flags operation to perform
+ * @param tile coordinates where signal is being deleted from
  * @param p1 various bitstuffed elements, only track information is used
  *           - (bit  0- 2) - track-orientation, valid values: 0-5 (Track enum)
  *           - (bit  3)    - override signal/semaphore, or pre/exit/combo signal (CTRL-toggle)
@@ -1499,7 +1499,7 @@ CommandCost CmdBuildSignalTrack(TileIndex tile, DoCommandFlag flags, uint32 p1,
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdRemoveSingleSignal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRemoveSingleSignal(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Track track = Extract<Track, 0, 3>(p1);
 
@@ -1559,8 +1559,8 @@ CommandCost CmdRemoveSingleSignal(TileIndex tile, DoCommandFlag flags, uint32 p1
 /**
  * Remove signals on a stretch of track.
  * Stub for the unified signal builder/remover
- * @param tile start tile of drag
  * @param flags operation to perform
+ * @param tile start tile of drag
  * @param p1  end tile of drag
  * @param p2 various bitstuffed elements
  * - p2 = (bit  0- 2) - track-orientation, valid values: 0-5 (Track enum)
@@ -1574,9 +1574,9 @@ CommandCost CmdRemoveSingleSignal(TileIndex tile, DoCommandFlag flags, uint32 p1
  * @return the cost of this operation or an error
  * @see CmdSignalTrackHelper
  */
-CommandCost CmdRemoveSignalTrack(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRemoveSignalTrack(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
-	return CmdSignalTrackHelper(tile, flags, p1, SetBit(p2, 5), text); // bit 5 is remove bit
+	return CmdSignalTrackHelper(flags, tile, p1, SetBit(p2, 5), text); // bit 5 is remove bit
 }
 
 /** Update power of train under which is the railtype being converted */
@@ -1593,8 +1593,8 @@ static Vehicle *UpdateTrainPowerProc(Vehicle *v, void *data)
 /**
  * Convert one rail type to the other. You can convert normal rail to
  * monorail/maglev easily or vice-versa.
- * @param tile end tile of rail conversion drag
  * @param flags operation to perform
+ * @param tile end tile of rail conversion drag
  * @param p1 start tile of drag
  * @param p2 various bitstuffed elements:
  * - p2 = (bit  0- 5) new railtype to convert to.
@@ -1602,7 +1602,7 @@ static Vehicle *UpdateTrainPowerProc(Vehicle *v, void *data)
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdConvertRail(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdConvertRail(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	RailType totype = Extract<RailType, 0, 6>(p2);
 	TileIndex area_start = p1;
diff --git a/src/road_cmd.cpp b/src/road_cmd.cpp
index b3f6f4431..6fa8244e1 100644
--- a/src/road_cmd.cpp
+++ b/src/road_cmd.cpp
@@ -602,8 +602,8 @@ static CommandCost CheckRoadSlope(Slope tileh, RoadBits *pieces, RoadBits existi
 
 /**
  * Build a piece of road.
- * @param tile tile where to build road
  * @param flags operation to perform
+ * @param tile tile where to build road
  * @param p1 bit 0..3 road pieces to build (RoadBits)
  *           bit 4..9 road type
  *           bit 11..12 disallowed directions to toggle
@@ -611,7 +611,7 @@ static CommandCost CheckRoadSlope(Slope tileh, RoadBits *pieces, RoadBits existi
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuildRoad(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildRoad(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	CompanyID company = _current_company;
 	CommandCost cost(EXPENSES_CONSTRUCTION);
@@ -967,8 +967,8 @@ static bool CanConnectToRoad(TileIndex tile, RoadType rt, DiagDirection dir)
 
 /**
  * Build a long piece of road.
- * @param start_tile start tile of drag (the building cost will appear over this tile)
  * @param flags operation to perform
+ * @param start_tile start tile of drag (the building cost will appear over this tile)
  * @param p1 end tile of drag
  * @param p2 various bitstuffed elements
  * - p2 = (bit 0) - start tile starts in the 2nd half of tile (p2 & 1). Only used if bit 6 is set or if we are building a single tile
@@ -982,7 +982,7 @@ static bool CanConnectToRoad(TileIndex tile, RoadType rt, DiagDirection dir)
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuildLongRoad(TileIndex start_tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildLongRoad(DoCommandFlag flags, TileIndex start_tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	DisallowedRoadDirections drd = DRD_NORTHBOUND;
 
@@ -1076,8 +1076,8 @@ CommandCost CmdBuildLongRoad(TileIndex start_tile, DoCommandFlag flags, uint32 p
 
 /**
  * Remove a long piece of road.
- * @param start_tile start tile of drag
  * @param flags operation to perform
+ * @param start_tile start tile of drag
  * @param p1 end tile of drag
  * @param p2 various bitstuffed elements
  * - p2 = (bit 0) - start tile starts in the 2nd half of tile (p2 & 1)
@@ -1087,7 +1087,7 @@ CommandCost CmdBuildLongRoad(TileIndex start_tile, DoCommandFlag flags, uint32 p
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdRemoveLongRoad(TileIndex start_tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRemoveLongRoad(DoCommandFlag flags, TileIndex start_tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	CommandCost cost(EXPENSES_CONSTRUCTION);
 
@@ -1164,7 +1164,7 @@ CommandCost CmdRemoveLongRoad(TileIndex start_tile, DoCommandFlag flags, uint32
  * @todo When checking for the tile slope,
  * distinguish between "Flat land required" and "land sloped in wrong direction"
  */
-CommandCost CmdBuildRoadDepot(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildRoadDepot(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	DiagDirection dir = Extract<DiagDirection, 0, 2>(p1);
 
@@ -2343,15 +2343,15 @@ static void ConvertRoadTypeOwner(TileIndex tile, uint num_pieces, Owner owner, R
  * Convert one road subtype to another.
  * Not meant to convert from road to tram.
  *
- * @param tile end tile of road conversion drag
  * @param flags operation to perform
+ * @param tile end tile of road conversion drag
  * @param p1 start tile of drag
  * @param p2 various bitstuffed elements:
  * - p2 = (bit  0..5) new roadtype to convert to.
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdConvertRoad(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdConvertRoad(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	RoadType to_type = Extract<RoadType, 0, 6>(p2);
 
diff --git a/src/roadveh_cmd.cpp b/src/roadveh_cmd.cpp
index 9e72fd30d..4c8381403 100644
--- a/src/roadveh_cmd.cpp
+++ b/src/roadveh_cmd.cpp
@@ -250,14 +250,14 @@ void RoadVehUpdateCache(RoadVehicle *v, bool same_length)
 
 /**
  * Build a road vehicle.
- * @param tile     tile of the depot where road vehicle is built.
  * @param flags    type of operation.
+ * @param tile     tile of the depot where road vehicle is built.
  * @param e        the engine to build.
  * @param data     unused.
  * @param[out] ret the vehicle that has been built.
  * @return the cost of this operation or an error.
  */
-CommandCost CmdBuildRoadVehicle(TileIndex tile, DoCommandFlag flags, const Engine *e, uint16 data, Vehicle **ret)
+CommandCost CmdBuildRoadVehicle(DoCommandFlag flags, TileIndex tile, const Engine *e, uint16 data, Vehicle **ret)
 {
 	/* Check that the vehicle can drive on the road in question */
 	RoadType rt = e->u.road.roadtype;
@@ -360,14 +360,14 @@ bool RoadVehicle::FindClosestDepot(TileIndex *location, DestinationID *destinati
 
 /**
  * Turn a roadvehicle around.
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 vehicle ID to turn
  * @param p2 unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdTurnRoadVeh(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdTurnRoadVeh(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	RoadVehicle *v = RoadVehicle::GetIfValid(p1);
 	if (v == nullptr) return CMD_ERROR;
diff --git a/src/roadveh_cmd.h b/src/roadveh_cmd.h
index 42053df16..ca99dee3a 100644
--- a/src/roadveh_cmd.h
+++ b/src/roadveh_cmd.h
@@ -14,7 +14,7 @@
 #include "engine_type.h"
 #include "vehicle_type.h"
 
-CommandCost CmdBuildRoadVehicle(TileIndex tile, DoCommandFlag flags, const Engine *e, uint16 data, Vehicle **v);
+CommandCost CmdBuildRoadVehicle(DoCommandFlag flags, TileIndex tile, const Engine *e, uint16 data, Vehicle **v);
 
 CommandProc CmdTurnRoadVeh;
 
diff --git a/src/settings.cpp b/src/settings.cpp
index 10d87cf9d..1bf651304 100644
--- a/src/settings.cpp
+++ b/src/settings.cpp
@@ -1486,8 +1486,8 @@ const SettingDesc *GetSettingFromName(const std::string_view name)
 
 /**
  * Network-safe changing of settings (server-only).
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 unused
  * @param p2 the new value for the setting
  * The new value is properly clamped to its minimum/maximum when setting
@@ -1495,7 +1495,7 @@ const SettingDesc *GetSettingFromName(const std::string_view name)
  * @return the cost of this operation or an error
  * @see _settings
  */
-CommandCost CmdChangeSetting(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdChangeSetting(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (text.empty()) return CMD_ERROR;
 	const SettingDesc *sd = GetSettingFromName(text);
@@ -1515,15 +1515,15 @@ CommandCost CmdChangeSetting(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
 
 /**
  * Change one of the per-company settings.
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 unused
  * @param p2 the new value for the setting
  * The new value is properly clamped to its minimum/maximum when setting
  * @param text the name of the company setting to change
  * @return the cost of this operation or an error
  */
-CommandCost CmdChangeCompanySetting(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdChangeCompanySetting(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (text.empty()) return CMD_ERROR;
 	const SettingDesc *sd = GetCompanySettingFromName(text.c_str());
diff --git a/src/ship_cmd.cpp b/src/ship_cmd.cpp
index bab291b8a..0e0bccce0 100644
--- a/src/ship_cmd.cpp
+++ b/src/ship_cmd.cpp
@@ -838,14 +838,14 @@ void Ship::SetDestTile(TileIndex tile)
 
 /**
  * Build a ship.
- * @param tile     tile of the depot where ship is built.
  * @param flags    type of operation.
+ * @param tile     tile of the depot where ship is built.
  * @param e        the engine to build.
  * @param data     unused.
  * @param[out] ret the vehicle that has been built.
  * @return the cost of this operation or an error.
  */
-CommandCost CmdBuildShip(TileIndex tile, DoCommandFlag flags, const Engine *e, uint16 data, Vehicle **ret)
+CommandCost CmdBuildShip(DoCommandFlag flags, TileIndex tile, const Engine *e, uint16 data, Vehicle **ret)
 {
 	tile = GetShipDepotNorthTile(tile);
 	if (flags & DC_EXEC) {
diff --git a/src/ship_cmd.h b/src/ship_cmd.h
index a451cf0a4..8738f5420 100644
--- a/src/ship_cmd.h
+++ b/src/ship_cmd.h
@@ -14,6 +14,6 @@
 #include "engine_type.h"
 #include "vehicle_type.h"
 
-CommandCost CmdBuildShip(TileIndex tile, DoCommandFlag flags, const Engine *e, uint16 data, Vehicle **v);
+CommandCost CmdBuildShip(DoCommandFlag flags, TileIndex tile, const Engine *e, uint16 data, Vehicle **v);
 
 #endif /* SHIP_CMD_H */
diff --git a/src/signs_cmd.cpp b/src/signs_cmd.cpp
index 8aa398755..c025b1042 100644
--- a/src/signs_cmd.cpp
+++ b/src/signs_cmd.cpp
@@ -37,7 +37,7 @@ SignID _new_sign_id;
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdPlaceSign(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdPlaceSign(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	/* Try to locate a new sign */
 	if (!Sign::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_SIGNS);
@@ -76,7 +76,7 @@ CommandCost CmdPlaceSign(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32
  * @param text the new name or an empty string when resetting to the default
  * @return the cost of this operation or an error
  */
-CommandCost CmdRenameSign(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRenameSign(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Sign *si = Sign::GetIfValid(p1);
 	if (si == nullptr) return CMD_ERROR;
diff --git a/src/station_cmd.cpp b/src/station_cmd.cpp
index 20ef6c997..f53523bc3 100644
--- a/src/station_cmd.cpp
+++ b/src/station_cmd.cpp
@@ -1237,8 +1237,8 @@ static void RestoreTrainReservation(Train *v)
 
 /**
  * Build rail station
- * @param tile_org northern most position of station dragging/placement
  * @param flags operation to perform
+ * @param tile_org northern most position of station dragging/placement
  * @param p1 various bitstuffed elements
  * - p1 = (bit  0- 5) - railtype
  * - p1 = (bit  6)    - orientation (Axis)
@@ -1252,7 +1252,7 @@ static void RestoreTrainReservation(Train *v)
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuildRailStation(TileIndex tile_org, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildRailStation(DoCommandFlag flags, TileIndex tile_org, uint32 p1, uint32 p2, const std::string &text)
 {
 	/* Unpack parameters */
 	RailType rt    = Extract<RailType, 0, 6>(p1);
@@ -1653,15 +1653,15 @@ CommandCost RemoveFromRailBaseStation(TileArea ta, std::vector<T *> &affected_st
 /**
  * Remove a single tile from a rail station.
  * This allows for custom-built station with holes and weird layouts
- * @param start tile of station piece to remove
  * @param flags operation to perform
+ * @param start tile of station piece to remove
  * @param p1 start_tile
  * @param p2 various bitstuffed elements
  * - p2 = bit 0 - if set keep the rail
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdRemoveFromRailStation(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRemoveFromRailStation(DoCommandFlag flags, TileIndex start, uint32 p1, uint32 p2, const std::string &text)
 {
 	TileIndex end = p1 == 0 ? start : p1;
 	if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
@@ -1687,15 +1687,15 @@ CommandCost CmdRemoveFromRailStation(TileIndex start, DoCommandFlag flags, uint3
 /**
  * Remove a single tile from a waypoint.
  * This allows for custom-built waypoint with holes and weird layouts
- * @param start tile of waypoint piece to remove
  * @param flags operation to perform
+ * @param start tile of waypoint piece to remove
  * @param p1 start_tile
  * @param p2 various bitstuffed elements
  * - p2 = bit 0 - if set keep the rail
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdRemoveFromRailWaypoint(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRemoveFromRailWaypoint(DoCommandFlag flags, TileIndex start, uint32 p1, uint32 p2, const std::string &text)
 {
 	TileIndex end = p1 == 0 ? start : p1;
 	if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
@@ -1820,8 +1820,8 @@ static CommandCost FindJoiningRoadStop(StationID existing_stop, StationID statio
 
 /**
  * Build a bus or truck stop.
- * @param tile Northernmost tile of the stop.
  * @param flags Operation to perform.
+ * @param tile Northernmost tile of the stop.
  * @param p1 bit 0..7: Width of the road stop.
  *           bit 8..15: Length of the road stop.
  * @param p2 bit 0: 0 For bus stops, 1 for truck stops.
@@ -1834,7 +1834,7 @@ static CommandCost FindJoiningRoadStop(StationID existing_stop, StationID statio
  * @param text Unused.
  * @return The cost of this operation or an error.
  */
-CommandCost CmdBuildRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildRoadStop(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	bool type = HasBit(p2, 0);
 	bool is_drive_through = HasBit(p2, 1);
@@ -2075,8 +2075,8 @@ static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags)
 
 /**
  * Remove bus or truck stops.
- * @param tile Northernmost tile of the removal area.
  * @param flags Operation to perform.
+ * @param tile Northernmost tile of the removal area.
  * @param p1 bit 0..7: Width of the removal area.
  *           bit 8..15: Height of the removal area.
  * @param p2 bit 0: 0 For bus stops, 1 for truck stops.
@@ -2084,7 +2084,7 @@ static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags)
  * @param text Unused.
  * @return The cost of this operation or an error.
  */
-CommandCost CmdRemoveRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRemoveRoadStop(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	uint8 width = (uint8)GB(p1, 0, 8);
 	uint8 height = (uint8)GB(p1, 8, 8);
@@ -2232,8 +2232,8 @@ void UpdateAirportsNoise()
 
 /**
  * Place an Airport.
- * @param tile tile where airport will be built
  * @param flags operation to perform
+ * @param tile tile where airport will be built
  * @param p1
  * - p1 = (bit  0- 7) - airport type, @see airport.h
  * - p1 = (bit  8-15) - airport layout
@@ -2243,7 +2243,7 @@ void UpdateAirportsNoise()
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuildAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildAirport(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	StationID station_to_join = GB(p2, 16, 16);
 	bool reuse = (station_to_join != NEW_STATION);
@@ -2453,14 +2453,14 @@ static CommandCost RemoveAirport(TileIndex tile, DoCommandFlag flags)
 
 /**
  * Open/close an airport to incoming aircraft.
- * @param tile Unused.
  * @param flags Operation to perform.
+ * @param tile Unused.
  * @param p1 Station ID of the airport.
  * @param p2 Unused.
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdOpenCloseAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdOpenCloseAirport(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (!Station::IsValidID(p1)) return CMD_ERROR;
 	Station *st = Station::Get(p1);
@@ -2508,14 +2508,14 @@ static const byte _dock_h_chk[4] = { 1, 2, 1, 2 };
 
 /**
  * Build a dock/haven.
- * @param tile tile where dock will be built
  * @param flags operation to perform
+ * @param tile tile where dock will be built
  * @param p1 (bit 0) - allow docks directly adjacent to other docks.
  * @param p2 bit 16-31: station ID to join (NEW_STATION if build new one)
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuildDock(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildDock(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	StationID station_to_join = GB(p2, 16, 16);
 	bool reuse = (station_to_join != NEW_STATION);
@@ -3927,14 +3927,14 @@ static bool IsUniqueStationName(const std::string &name)
 
 /**
  * Rename a station
- * @param tile unused
  * @param flags operation to perform
+ * @param tile unused
  * @param p1 station ID that is to be renamed
  * @param p2 unused
  * @param text the new name or an empty string when resetting to the default
  * @return the cost of this operation or an error
  */
-CommandCost CmdRenameStation(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRenameStation(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Station *st = Station::GetIfValid(p1);
 	if (st == nullptr) return CMD_ERROR;
diff --git a/src/story.cpp b/src/story.cpp
index 4c58b19a5..24b09ade5 100644
--- a/src/story.cpp
+++ b/src/story.cpp
@@ -197,15 +197,15 @@ bool StoryPageButtonData::ValidateVehicleType() const
 
 /**
  * Create a new story page.
- * @param tile unused.
  * @param flags type of operation
+ * @param tile unused.
  * @param p1 various bitstuffed elements
  * - p1 = (bit  0 -  7) - Company for which this story page belongs to.
  * @param p2 unused.
  * @param text Title of the story page. Null is allowed in which case a generic page title is provided by OpenTTD.
  * @return the cost of this operation or an error
  */
-CommandCost CmdCreateStoryPage(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdCreateStoryPage(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (!StoryPage::CanAllocateItem()) return CMD_ERROR;
 
@@ -242,8 +242,8 @@ CommandCost CmdCreateStoryPage(TileIndex tile, DoCommandFlag flags, uint32 p1, u
 
 /**
  * Create a new story page element.
- * @param tile Tile location if it is a location page element, otherwise unused.
  * @param flags type of operation
+ * @param tile Tile location if it is a location page element, otherwise unused.
  * @param p1 various bitstuffed elements
  * - p1 = (bit  0 -  15) - The page which the element belongs to.
  *        (bit  16 -  23) - Page element type
@@ -251,7 +251,7 @@ CommandCost CmdCreateStoryPage(TileIndex tile, DoCommandFlag flags, uint32 p1, u
  * @param text Text content in case it is a text or location page element
  * @return the cost of this operation or an error
  */
-CommandCost CmdCreateStoryPageElement(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdCreateStoryPageElement(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (!StoryPageElement::CanAllocateItem()) return CMD_ERROR;
 
@@ -292,8 +292,8 @@ CommandCost CmdCreateStoryPageElement(TileIndex tile, DoCommandFlag flags, uint3
 
 /**
  * Update a new story page element.
- * @param tile Tile location if it is a location page element, otherwise unused.
  * @param flags type of operation
+ * @param tile Tile location if it is a location page element, otherwise unused.
  * @param p1 various bitstuffed elements
  * - p1 = (bit  0 -  15) - The page element to update.
  *        (bit  16 -  31) - unused
@@ -301,7 +301,7 @@ CommandCost CmdCreateStoryPageElement(TileIndex tile, DoCommandFlag flags, uint3
  * @param text Text content in case it is a text or location page element
  * @return the cost of this operation or an error
  */
-CommandCost CmdUpdateStoryPageElement(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdUpdateStoryPageElement(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	StoryPageElementID page_element_id = (StoryPageElementID)GB(p1, 0, 16);
 
@@ -324,14 +324,14 @@ CommandCost CmdUpdateStoryPageElement(TileIndex tile, DoCommandFlag flags, uint3
 
 /**
  * Update title of a story page.
- * @param tile unused.
  * @param flags type of operation
+ * @param tile unused.
  * @param p1 = (bit 0 - 15) - StoryPageID to update.
  * @param p2 unused
  * @param text title text of the story page.
  * @return the cost of this operation or an error
  */
-CommandCost CmdSetStoryPageTitle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdSetStoryPageTitle(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_current_company != OWNER_DEITY) return CMD_ERROR;
 	StoryPageID page_id = (StoryPageID)GB(p1, 0, 16);
@@ -354,14 +354,14 @@ CommandCost CmdSetStoryPageTitle(TileIndex tile, DoCommandFlag flags, uint32 p1,
 
 /**
  * Update date of a story page.
- * @param tile unused.
  * @param flags type of operation
+ * @param tile unused.
  * @param p1 = (bit 0 - 15) - StoryPageID to update.
  * @param p2 = (bit 0 - 31) - date
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdSetStoryPageDate(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdSetStoryPageDate(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_current_company != OWNER_DEITY) return CMD_ERROR;
 	StoryPageID page_id = (StoryPageID)GB(p1, 0, 16);
@@ -381,14 +381,14 @@ CommandCost CmdSetStoryPageDate(TileIndex tile, DoCommandFlag flags, uint32 p1,
 /**
  * Display a story page for all clients that are allowed to
  * view the story page.
- * @param tile unused.
  * @param flags type of operation
+ * @param tile unused.
  * @param p1 = (bit 0 - 15) - StoryPageID to show.
  * @param p2 unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdShowStoryPage(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdShowStoryPage(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_current_company != OWNER_DEITY) return CMD_ERROR;
 	StoryPageID page_id = (StoryPageID)GB(p1, 0, 16);
@@ -403,14 +403,14 @@ CommandCost CmdShowStoryPage(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
 }
 /**
  * Remove a story page and associated story page elements.
- * @param tile unused.
  * @param flags type of operation
+ * @param tile unused.
  * @param p1 = (bit 0 - 15) - StoryPageID to remove.
  * @param p2 unused.
  * @param text unused.
  * @return the cost of this operation or an error
  */
-CommandCost CmdRemoveStoryPage(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRemoveStoryPage(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_current_company != OWNER_DEITY) return CMD_ERROR;
 	StoryPageID page_id = (StoryPageID)p1;
@@ -436,14 +436,14 @@ CommandCost CmdRemoveStoryPage(TileIndex tile, DoCommandFlag flags, uint32 p1, u
 
 /**
  * Remove a story page element
- * @param tile unused.
  * @param flags type of operation
+ * @param tile unused.
  * @param p1 = (bit 0 - 15) - StoryPageElementID to remove.
  * @param p2 unused.
  * @param text unused.
  * @return the cost of this operation or an error
  */
-CommandCost CmdRemoveStoryPageElement(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRemoveStoryPageElement(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_current_company != OWNER_DEITY) return CMD_ERROR;
 	StoryPageElementID page_element_id = (StoryPageElementID)p1;
@@ -463,14 +463,14 @@ CommandCost CmdRemoveStoryPageElement(TileIndex tile, DoCommandFlag flags, uint3
 
 /**
  * Clicked/used a button on a story page.
- * @param tile   Tile selected, for tile selection buttons, otherwise unused.
  * @param flags  Type of operation.
+ * @param tile   Tile selected, for tile selection buttons, otherwise unused.
  * @param p1     Bit 0..15 = story page element id of button.
  * @param p2     ID of selected item for buttons that select an item (e.g. vehicle), otherwise unused.
  * @param text   Unused.
  * @return The cost of the operation, or an error.
  */
-CommandCost CmdStoryPageButton(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdStoryPageButton(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	StoryPageElementID page_element_id = (StoryPageElementID)GB(p1, 0, 16);
 
diff --git a/src/subsidy.cpp b/src/subsidy.cpp
index ecead2612..992c7a672 100644
--- a/src/subsidy.cpp
+++ b/src/subsidy.cpp
@@ -231,8 +231,8 @@ void CreateSubsidy(CargoID cid, SourceType src_type, SourceID src, SourceType ds
 
 /**
  * Create a new subsidy.
- * @param tile unused.
  * @param flags type of operation
+ * @param tile unused.
  * @param p1 various bitstuffed elements
  * - p1 = (bit  0 -  7) - SourceType of source.
  * - p1 = (bit  8 - 23) - SourceID of source.
@@ -243,7 +243,7 @@ void CreateSubsidy(CargoID cid, SourceType src_type, SourceID src, SourceType ds
  * @param text unused.
  * @return the cost of this operation or an error
  */
-CommandCost CmdCreateSubsidy(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdCreateSubsidy(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (!Subsidy::CanAllocateItem()) return CMD_ERROR;
 
diff --git a/src/terraform_cmd.cpp b/src/terraform_cmd.cpp
index 723b3953e..17da36ecc 100644
--- a/src/terraform_cmd.cpp
+++ b/src/terraform_cmd.cpp
@@ -179,14 +179,14 @@ static CommandCost TerraformTileHeight(TerraformerState *ts, TileIndex tile, int
 
 /**
  * Terraform land
- * @param tile tile to terraform
  * @param flags for this command type
+ * @param tile tile to terraform
  * @param p1 corners to terraform (SLOPE_xxx)
  * @param p2 direction; eg up (non-zero) or down (zero)
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdTerraformLand(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdTerraformLand(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	_terraform_err_tile = INVALID_TILE;
 
@@ -334,8 +334,8 @@ CommandCost CmdTerraformLand(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
 
 /**
  * Levels a selected (rectangle) area of land
- * @param tile end tile of area-drag
  * @param flags for this command type
+ * @param tile end tile of area-drag
  * @param p1 start tile of area drag
  * @param p2 various bitstuffed data.
  *  bit      0: Whether to use the Orthogonal (0) or Diagonal (1) iterator.
@@ -343,7 +343,7 @@ CommandCost CmdTerraformLand(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdLevelLand(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdLevelLand(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (p1 >= MapSize()) return CMD_ERROR;
 
diff --git a/src/timetable_cmd.cpp b/src/timetable_cmd.cpp
index a83e877a7..c889e5374 100644
--- a/src/timetable_cmd.cpp
+++ b/src/timetable_cmd.cpp
@@ -86,8 +86,8 @@ static void ChangeTimetable(Vehicle *v, VehicleOrderID order_number, uint16 val,
 
 /**
  * Change timetable data of an order.
- * @param tile Not used.
  * @param flags Operation to perform.
+ * @param tile Not used.
  * @param p1 Various bitstuffed elements
  * - p1 = (bit  0-19) - Vehicle with the orders to change.
  * - p1 = (bit 20-27) - Order index to modify.
@@ -98,7 +98,7 @@ static void ChangeTimetable(Vehicle *v, VehicleOrderID order_number, uint16 val,
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdChangeTimetable(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdChangeTimetable(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	VehicleID veh = GB(p1, 0, 20);
 
@@ -184,15 +184,15 @@ CommandCost CmdChangeTimetable(TileIndex tile, DoCommandFlag flags, uint32 p1, u
 
 /**
  * Clear the lateness counter to make the vehicle on time.
- * @param tile Not used.
  * @param flags Operation to perform.
+ * @param tile Not used.
  * @param p1 Various bitstuffed elements
  * - p1 = (bit  0-19) - Vehicle with the orders to change.
  * @param p2 unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdSetVehicleOnTime(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdSetVehicleOnTime(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	VehicleID veh = GB(p1, 0, 20);
 
@@ -250,8 +250,8 @@ static bool VehicleTimetableSorter(Vehicle * const &a, Vehicle * const &b)
 
 /**
  * Set the start date of the timetable.
- * @param tile Not used.
  * @param flags Operation to perform.
+ * @param tile Not used.
  * @param p2 Various bitstuffed elements
  * - p2 = (bit 0-19) - Vehicle ID.
  * - p2 = (bit 20)   - Set to 1 to set timetable start for all vehicles sharing this order
@@ -259,7 +259,7 @@ static bool VehicleTimetableSorter(Vehicle * const &a, Vehicle * const &b)
  * @param text Not used.
  * @return The error or cost of the operation.
  */
-CommandCost CmdSetTimetableStart(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdSetTimetableStart(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	bool timetable_all = HasBit(p1, 20);
 	Vehicle *v = Vehicle::GetIfValid(GB(p1, 0, 20));
@@ -315,8 +315,8 @@ CommandCost CmdSetTimetableStart(TileIndex tile, DoCommandFlag flags, uint32 p1,
  * Start or stop filling the timetable automatically from the time the vehicle
  * actually takes to complete it. When starting to autofill the current times
  * are cleared and the timetable will start again from scratch.
- * @param tile Not used.
  * @param flags Operation to perform.
+ * @param tile Not used.
  * @param p1 Vehicle index.
  * @param p2 Various bitstuffed elements
  * - p2 = (bit 0) - Set to 1 to enable, 0 to disable autofill.
@@ -324,7 +324,7 @@ CommandCost CmdSetTimetableStart(TileIndex tile, DoCommandFlag flags, uint32 p1,
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdAutofillTimetable(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdAutofillTimetable(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	VehicleID veh = GB(p1, 0, 20);
 
diff --git a/src/town_cmd.cpp b/src/town_cmd.cpp
index 542d1bc39..2f961b9cb 100644
--- a/src/town_cmd.cpp
+++ b/src/town_cmd.cpp
@@ -1923,8 +1923,8 @@ static bool IsUniqueTownName(const std::string &name)
 
 /**
  * Create a new town.
- * @param tile coordinates where town is built
  * @param flags type of operation
+ * @param tile coordinates where town is built
  * @param p1  0..1 size of the town (@see TownSize)
  *               2 true iff it should be a city
  *            3..5 town road layout (@see TownLayout)
@@ -1933,7 +1933,7 @@ static bool IsUniqueTownName(const std::string &name)
  * @param text Custom name for the town. If empty, the town name parts will be used.
  * @return the cost of this operation or an error
  */
-CommandCost CmdFoundTown(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdFoundTown(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	TownSize size = Extract<TownSize, 0, 2>(p1);
 	bool city = HasBit(p1, 2);
@@ -2735,14 +2735,14 @@ void ClearTownHouse(Town *t, TileIndex tile)
 
 /**
  * Rename a town (server-only).
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1 town ID to rename
  * @param p2 unused
  * @param text the new name or an empty string when resetting to the default
  * @return the cost of this operation or an error
  */
-CommandCost CmdRenameTown(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRenameTown(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Town *t = Town::GetIfValid(p1);
 	if (t == nullptr) return CMD_ERROR;
@@ -2786,8 +2786,8 @@ const CargoSpec *FindFirstCargoWithTownEffect(TownEffect effect)
 
 /**
  * Change the cargo goal of a town.
- * @param tile Unused.
  * @param flags Type of operation.
+ * @param tile Unused.
  * @param p1 various bitstuffed elements
  * - p1 = (bit  0 - 15) - Town ID to cargo game of.
  * - p1 = (bit 16 - 23) - TownEffect to change the game of.
@@ -2795,7 +2795,7 @@ const CargoSpec *FindFirstCargoWithTownEffect(TownEffect effect)
  * @param text Unused.
  * @return Empty cost or an error.
  */
-CommandCost CmdTownCargoGoal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdTownCargoGoal(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_current_company != OWNER_DEITY) return CMD_ERROR;
 
@@ -2821,14 +2821,14 @@ CommandCost CmdTownCargoGoal(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
 
 /**
  * Set a custom text in the Town window.
- * @param tile Unused.
  * @param flags Type of operation.
+ * @param tile Unused.
  * @param p1 Town ID to change the text of.
  * @param p2 Unused.
  * @param text The new text (empty to remove the text).
  * @return Empty cost or an error.
  */
-CommandCost CmdTownSetText(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdTownSetText(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_current_company != OWNER_DEITY) return CMD_ERROR;
 	Town *t = Town::GetIfValid(p1);
@@ -2845,14 +2845,14 @@ CommandCost CmdTownSetText(TileIndex tile, DoCommandFlag flags, uint32 p1, uint3
 
 /**
  * Change the growth rate of the town.
- * @param tile Unused.
  * @param flags Type of operation.
+ * @param tile Unused.
  * @param p1 Town ID to cargo game of.
  * @param p2 Amount of days between growth, or TOWN_GROWTH_RATE_NONE, or 0 to reset custom growth rate.
  * @param text Unused.
  * @return Empty cost or an error.
  */
-CommandCost CmdTownGrowthRate(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdTownGrowthRate(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_current_company != OWNER_DEITY) return CMD_ERROR;
 	if (GB(p2, 16, 16) != 0) return CMD_ERROR;
@@ -2885,14 +2885,14 @@ CommandCost CmdTownGrowthRate(TileIndex tile, DoCommandFlag flags, uint32 p1, ui
 
 /**
  * Change the rating of a company in a town
- * @param tile Unused.
  * @param flags Type of operation.
+ * @param tile Unused.
  * @param p1 Bit 0..15 = Town ID to change, bit 16..23 = Company ID to change.
  * @param p2 Bit 0..15 = New rating of company (signed int16).
  * @param text Unused.
  * @return Empty cost or an error.
  */
-CommandCost CmdTownRating(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdTownRating(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_current_company != OWNER_DEITY) return CMD_ERROR;
 
@@ -2914,14 +2914,14 @@ CommandCost CmdTownRating(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32
 
 /**
  * Expand a town (scenario editor only).
- * @param tile Unused.
  * @param flags Type of operation.
+ * @param tile Unused.
  * @param p1 Town ID to expand.
  * @param p2 Amount to grow, or 0 to grow a random size up to the current amount of houses.
  * @param text Unused.
  * @return Empty cost or an error.
  */
-CommandCost CmdExpandTown(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdExpandTown(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_game_mode != GM_EDITOR && _current_company != OWNER_DEITY) return CMD_ERROR;
 	Town *t = Town::GetIfValid(p1);
@@ -2954,14 +2954,14 @@ CommandCost CmdExpandTown(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32
 
 /**
  * Delete a town (scenario editor or worldgen only).
- * @param tile Unused.
  * @param flags Type of operation.
+ * @param tile Unused.
  * @param p1 Town ID to delete.
  * @param p2 Unused.
  * @param text Unused.
  * @return Empty cost or an error.
  */
-CommandCost CmdDeleteTown(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdDeleteTown(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_game_mode != GM_EDITOR && !_generating_world) return CMD_ERROR;
 	Town *t = Town::GetIfValid(p1);
@@ -3340,14 +3340,14 @@ uint GetMaskOfTownActions(int *nump, CompanyID cid, const Town *t)
  * Do a town action.
  * This performs an action such as advertising, building a statue, funding buildings,
  * but also bribing the town-council
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1 town to do the action at
  * @param p2 action to perform, @see _town_action_proc for the list of available actions
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdDoTownAction(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdDoTownAction(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Town *t = Town::GetIfValid(p1);
 	if (t == nullptr || p2 >= lengthof(_town_action_proc)) return CMD_ERROR;
diff --git a/src/train_cmd.cpp b/src/train_cmd.cpp
index ad9f6e90d..5a36d0d86 100644
--- a/src/train_cmd.cpp
+++ b/src/train_cmd.cpp
@@ -584,13 +584,13 @@ void GetTrainSpriteSize(EngineID engine, uint &width, uint &height, int &xoffs,
 
 /**
  * Build a railroad wagon.
- * @param tile     tile of the depot where rail-vehicle is built.
  * @param flags    type of operation.
+ * @param tile     tile of the depot where rail-vehicle is built.
  * @param e        the engine to build.
  * @param[out] ret the vehicle that has been built.
  * @return the cost of this operation or an error.
  */
-static CommandCost CmdBuildRailWagon(TileIndex tile, DoCommandFlag flags, const Engine *e, Vehicle **ret)
+static CommandCost CmdBuildRailWagon(DoCommandFlag flags, TileIndex tile, const Engine *e, Vehicle **ret)
 {
 	const RailVehicleInfo *rvi = &e->u.rail;
 
@@ -714,18 +714,18 @@ static void AddRearEngineToMultiheadedTrain(Train *v)
 
 /**
  * Build a railroad vehicle.
- * @param tile     tile of the depot where rail-vehicle is built.
  * @param flags    type of operation.
+ * @param tile     tile of the depot where rail-vehicle is built.
  * @param e        the engine to build.
  * @param data     bit 0 prevents any free cars from being added to the train.
  * @param[out] ret the vehicle that has been built.
  * @return the cost of this operation or an error.
  */
-CommandCost CmdBuildRailVehicle(TileIndex tile, DoCommandFlag flags, const Engine *e, uint16 data, Vehicle **ret)
+CommandCost CmdBuildRailVehicle(DoCommandFlag flags, TileIndex tile, const Engine *e, uint16 data, Vehicle **ret)
 {
 	const RailVehicleInfo *rvi = &e->u.rail;
 
-	if (rvi->railveh_type == RAILVEH_WAGON) return CmdBuildRailWagon(tile, flags, e, ret);
+	if (rvi->railveh_type == RAILVEH_WAGON) return CmdBuildRailWagon(flags, tile, e, ret);
 
 	/* Check if depot and new engine uses the same kind of tracks *
 	 * We need to see if the engine got power on the tile to avoid electric engines in non-electric depots */
@@ -1159,9 +1159,9 @@ static void NormaliseTrainHead(Train *head)
 
 /**
  * Move a rail vehicle around inside the depot.
- * @param tile unused
  * @param flags type of operation
  *              Note: DC_AUTOREPLACE is set when autoreplace tries to undo its modifications or moves vehicles to temporary locations inside the depot.
+ * @param tile unused
  * @param p1 various bitstuffed elements
  * - p1 (bit  0 - 19) source vehicle index
  * - p1 (bit      20) move all vehicles following the source vehicle
@@ -1169,7 +1169,7 @@ static void NormaliseTrainHead(Train *head)
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdMoveRailVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdMoveRailVehicle(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	VehicleID s = GB(p1, 0, 20);
 	VehicleID d = GB(p2, 0, 20);
@@ -1916,7 +1916,7 @@ void ReverseTrainDirection(Train *v)
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdReverseTrainDirection(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdReverseTrainDirection(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Train *v = Train::GetIfValid(p1);
 	if (v == nullptr) return CMD_ERROR;
@@ -1982,14 +1982,14 @@ CommandCost CmdReverseTrainDirection(TileIndex tile, DoCommandFlag flags, uint32
 
 /**
  * Force a train through a red signal
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1 train to ignore the red signal
  * @param p2 unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdForceTrainProceed(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdForceTrainProceed(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Train *t = Train::GetIfValid(p1);
 	if (t == nullptr) return CMD_ERROR;
diff --git a/src/train_cmd.h b/src/train_cmd.h
index 3dc54678e..f9452f1b5 100644
--- a/src/train_cmd.h
+++ b/src/train_cmd.h
@@ -14,7 +14,7 @@
 #include "engine_type.h"
 #include "vehicle_type.h"
 
-CommandCost CmdBuildRailVehicle(TileIndex tile, DoCommandFlag flags, const Engine *e, uint16 data, Vehicle **v);
+CommandCost CmdBuildRailVehicle(DoCommandFlag flags, TileIndex tile, const Engine *e, uint16 data, Vehicle **v);
 CommandCost CmdSellRailWagon(DoCommandFlag flags, Vehicle *v, uint16 data, uint32 user);
 
 CommandProc CmdMoveRailVehicle;
diff --git a/src/tree_cmd.cpp b/src/tree_cmd.cpp
index 20943e02e..a16ad7b82 100644
--- a/src/tree_cmd.cpp
+++ b/src/tree_cmd.cpp
@@ -379,14 +379,14 @@ void GenerateTrees()
 
 /**
  * Plant a tree.
- * @param tile end tile of area-drag
  * @param flags type of operation
+ * @param tile end tile of area-drag
  * @param p1 tree type, TREE_INVALID means random.
  * @param p2 start tile of area-drag of tree plantation
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdPlantTree(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdPlantTree(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	StringID msg = INVALID_STRING_ID;
 	CommandCost cost(EXPENSES_OTHER);
diff --git a/src/tunnelbridge_cmd.cpp b/src/tunnelbridge_cmd.cpp
index 4c7836a7a..07fcd4446 100644
--- a/src/tunnelbridge_cmd.cpp
+++ b/src/tunnelbridge_cmd.cpp
@@ -248,8 +248,8 @@ static Money TunnelBridgeClearCost(TileIndex tile, Price base_price)
 
 /**
  * Build a Bridge
- * @param end_tile end tile
  * @param flags type of operation
+ * @param end_tile end tile
  * @param p1 packed start tile coords (~ dx)
  * @param p2 various bitstuffed elements
  * - p2 = (bit  0- 7) - bridge type (hi bh)
@@ -258,7 +258,7 @@ static Money TunnelBridgeClearCost(TileIndex tile, Price base_price)
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuildBridge(TileIndex end_tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildBridge(DoCommandFlag flags, TileIndex end_tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	CompanyID company = _current_company;
 
@@ -623,15 +623,15 @@ CommandCost CmdBuildBridge(TileIndex end_tile, DoCommandFlag flags, uint32 p1, u
 
 /**
  * Build Tunnel.
- * @param start_tile start tile of tunnel
  * @param flags type of operation
+ * @param start_tile start tile of tunnel
  * @param p1 bit 0-5 railtype or roadtype
  *           bit 8-9 transport type
  * @param p2 unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuildTunnel(TileIndex start_tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildTunnel(DoCommandFlag flags, TileIndex start_tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	CompanyID company = _current_company;
 
diff --git a/src/vehicle_cmd.cpp b/src/vehicle_cmd.cpp
index 472d10459..fe400bdab 100644
--- a/src/vehicle_cmd.cpp
+++ b/src/vehicle_cmd.cpp
@@ -74,8 +74,8 @@ const StringID _send_to_depot_msg_table[] = {
 
 /**
  * Build a vehicle.
- * @param tile tile of depot where the vehicle is built
  * @param flags for command
+ * @param tile tile of depot where the vehicle is built
  * @param p1 various bitstuffed data
  *  bits  0-15: vehicle type being built.
  *  bits 16-23: vehicle type specific bits passed on to the vehicle build functions.
@@ -84,7 +84,7 @@ const StringID _send_to_depot_msg_table[] = {
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuildVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildVehicle(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	/* Elementary check for valid location. */
 	if (!IsDepotTile(tile) || !IsTileOwner(tile, _current_company)) return CMD_ERROR;
@@ -137,10 +137,10 @@ CommandCost CmdBuildVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
 
 	Vehicle *v = nullptr;
 	switch (type) {
-		case VEH_TRAIN:    value.AddCost(CmdBuildRailVehicle(tile, subflags, e, GB(p1, 16, 8), &v)); break;
-		case VEH_ROAD:     value.AddCost(CmdBuildRoadVehicle(tile, subflags, e, GB(p1, 16, 8), &v)); break;
-		case VEH_SHIP:     value.AddCost(CmdBuildShip       (tile, subflags, e, GB(p1, 16, 8), &v)); break;
-		case VEH_AIRCRAFT: value.AddCost(CmdBuildAircraft   (tile, subflags, e, GB(p1, 16, 8), &v)); break;
+		case VEH_TRAIN:    value.AddCost(CmdBuildRailVehicle(subflags, tile, e, GB(p1, 16, 8), &v)); break;
+		case VEH_ROAD:     value.AddCost(CmdBuildRoadVehicle(subflags, tile, e, GB(p1, 16, 8), &v)); break;
+		case VEH_SHIP:     value.AddCost(CmdBuildShip       (subflags, tile, e, GB(p1, 16, 8), &v)); break;
+		case VEH_AIRCRAFT: value.AddCost(CmdBuildAircraft   (subflags, tile, e, GB(p1, 16, 8), &v)); break;
 		default: NOT_REACHED(); // Safe due to IsDepotTile()
 	}
 
@@ -152,7 +152,7 @@ CommandCost CmdBuildVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
 
 		if (refitting) {
 			/* Refit only one vehicle. If we purchased an engine, it may have gained free wagons. */
-			value.AddCost(CmdRefitVehicle(tile, flags, v->index, cargo | (1 << 16), {}));
+			value.AddCost(CmdRefitVehicle(flags, tile, v->index, cargo | (1 << 16), {}));
 		} else {
 			/* Fill in non-refitted capacities */
 			_returned_refit_capacity = e->GetDisplayDefaultCapacity(&_returned_mail_refit_capacity);
@@ -202,7 +202,7 @@ CommandCost CmdBuildVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
  * @param text unused.
  * @return the cost of this operation or an error.
  */
-CommandCost CmdSellVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdSellVehicle(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Vehicle *v = Vehicle::GetIfValid(GB(p1, 0, 20));
 	if (v == nullptr) return CMD_ERROR;
@@ -451,8 +451,8 @@ static CommandCost RefitVehicle(Vehicle *v, bool only_this, uint8 num_vehicles,
 
 /**
  * Refits a vehicle to the specified cargo type.
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1 vehicle ID to refit
  * @param p2 various bitstuffed elements
  * - p2 = (bit 0-7)   - New cargo type to refit to.
@@ -464,7 +464,7 @@ static CommandCost RefitVehicle(Vehicle *v, bool only_this, uint8 num_vehicles,
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdRefitVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRefitVehicle(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Vehicle *v = Vehicle::GetIfValid(p1);
 	if (v == nullptr) return CMD_ERROR;
@@ -545,14 +545,14 @@ CommandCost CmdRefitVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
 
 /**
  * Start/Stop a vehicle
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1 vehicle to start/stop, don't forget to change CcStartStopVehicle if you modify this!
  * @param p2 bit 0: Shall the start/stop newgrf callback be evaluated (only valid with DC_AUTOREPLACE for network safety)
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdStartStopVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdStartStopVehicle(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	/* Disable the effect of p2 bit 0, when DC_AUTOREPLACE is not set */
 	if ((flags & DC_AUTOREPLACE) == 0) SetBit(p2, 0);
@@ -627,8 +627,8 @@ CommandCost CmdStartStopVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1,
 
 /**
  * Starts or stops a lot of vehicles
- * @param tile Tile of the depot where the vehicles are started/stopped (only used for depots)
  * @param flags type of operation
+ * @param tile Tile of the depot where the vehicles are started/stopped (only used for depots)
  * @param p1 bitmask
  *   - bit 0 set = start vehicles, unset = stop vehicles
  *   - bit 1 if set, then it's a vehicle list window, not a depot and Tile is ignored in this case
@@ -636,7 +636,7 @@ CommandCost CmdStartStopVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1,
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdMassStartStopVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdMassStartStopVehicle(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	VehicleList list;
 	bool do_start = HasBit(p1, 0);
@@ -669,14 +669,14 @@ CommandCost CmdMassStartStopVehicle(TileIndex tile, DoCommandFlag flags, uint32
 
 /**
  * Sells all vehicles in a depot
- * @param tile Tile of the depot where the depot is
  * @param flags type of operation
+ * @param tile Tile of the depot where the depot is
  * @param p1 Vehicle type
  * @param p2 unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdDepotSellAllVehicles(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdDepotSellAllVehicles(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	VehicleList list;
 
@@ -705,14 +705,14 @@ CommandCost CmdDepotSellAllVehicles(TileIndex tile, DoCommandFlag flags, uint32
 
 /**
  * Autoreplace all vehicles in the depot
- * @param tile Tile of the depot where the vehicles are
  * @param flags type of operation
+ * @param tile Tile of the depot where the vehicles are
  * @param p1 Type of vehicle
  * @param p2 unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdDepotMassAutoReplace(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdDepotMassAutoReplace(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	VehicleList list;
 	CommandCost cost = CommandCost(EXPENSES_NEW_VEHICLES);
@@ -809,14 +809,14 @@ static void CloneVehicleName(const Vehicle *src, Vehicle *dst)
 
 /**
  * Clone a vehicle. If it is a train, it will clone all the cars too
- * @param tile tile of the depot where the cloned vehicle is build
  * @param flags type of operation
+ * @param tile tile of the depot where the cloned vehicle is build
  * @param p1 the original vehicle's index
  * @param p2 1 = shared orders, else copied orders
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdCloneVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdCloneVehicle(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	CommandCost total_cost(EXPENSES_NEW_VEHICLES);
 
@@ -1029,8 +1029,8 @@ static CommandCost SendAllVehiclesToDepot(DoCommandFlag flags, bool service, con
 
 /**
  * Send a vehicle to the depot.
- * @param tile unused
  * @param flags for command type
+ * @param tile unused
  * @param p1 bitmask
  * - p1 0-20: bitvehicle ID to send to the depot
  * - p1 bits 25-8  - DEPOT_ flags (see vehicle_type.h)
@@ -1038,7 +1038,7 @@ static CommandCost SendAllVehiclesToDepot(DoCommandFlag flags, bool service, con
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdSendVehicleToDepot(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdSendVehicleToDepot(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (p1 & DEPOT_MASS_SEND) {
 		/* Mass goto depot requested */
@@ -1056,14 +1056,14 @@ CommandCost CmdSendVehicleToDepot(TileIndex tile, DoCommandFlag flags, uint32 p1
 
 /**
  * Give a custom name to your vehicle
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1 vehicle ID to name
  * @param p2 unused
  * @param text the new name or an empty string when resetting to the default
  * @return the cost of this operation or an error
  */
-CommandCost CmdRenameVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRenameVehicle(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Vehicle *v = Vehicle::GetIfValid(p1);
 	if (v == nullptr || !v->IsPrimaryVehicle()) return CMD_ERROR;
@@ -1094,8 +1094,8 @@ CommandCost CmdRenameVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
 
 /**
  * Change the service interval of a vehicle
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1 vehicle ID that is being service-interval-changed
  * @param p2 bitmask
  * - p2 = (bit  0-15) - new service interval
@@ -1104,7 +1104,7 @@ CommandCost CmdRenameVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdChangeServiceInt(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdChangeServiceInt(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Vehicle *v = Vehicle::GetIfValid(p1);
 	if (v == nullptr || !v->IsPrimaryVehicle()) return CMD_ERROR;
diff --git a/src/viewport.cpp b/src/viewport.cpp
index 3a1004164..1509b028c 100644
--- a/src/viewport.cpp
+++ b/src/viewport.cpp
@@ -3466,14 +3466,14 @@ void InitializeSpriteSorter()
 
 /**
  * Scroll players main viewport.
- * @param tile tile to center viewport on
  * @param flags type of operation
+ * @param tile tile to center viewport on
  * @param p1 ViewportScrollTarget of scroll target
  * @param p2 company or client id depending on the target
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdScrollViewport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdScrollViewport(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (_current_company != OWNER_DEITY) return CMD_ERROR;
 	ViewportScrollTarget target = (ViewportScrollTarget)p1;
diff --git a/src/water_cmd.cpp b/src/water_cmd.cpp
index 152e956b1..145b8084d 100644
--- a/src/water_cmd.cpp
+++ b/src/water_cmd.cpp
@@ -92,14 +92,14 @@ static void MarkCanalsAndRiversAroundDirty(TileIndex tile)
 
 /**
  * Build a ship depot.
- * @param tile tile where ship depot is built
  * @param flags type of operation
+ * @param tile tile where ship depot is built
  * @param p1 bit 0 depot orientation (Axis)
  * @param p2 unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuildShipDepot(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildShipDepot(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Axis axis = Extract<Axis, 0, 1>(p1);
 
@@ -411,14 +411,14 @@ static CommandCost RemoveLock(TileIndex tile, DoCommandFlag flags)
 
 /**
  * Builds a lock.
- * @param tile tile where to place the lock
  * @param flags type of operation
+ * @param tile tile where to place the lock
  * @param p1 unused
  * @param p2 unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuildLock(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildLock(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	DiagDirection dir = GetInclinedSlopeDirection(GetTileSlope(tile));
 	if (dir == INVALID_DIAGDIR) return_cmd_error(STR_ERROR_LAND_SLOPED_IN_WRONG_DIRECTION);
@@ -435,8 +435,8 @@ bool RiverModifyDesertZone(TileIndex tile, void *)
 
 /**
  * Build a piece of canal.
- * @param tile end tile of stretch-dragging
  * @param flags type of operation
+ * @param tile end tile of stretch-dragging
  * @param p1 start tile of stretch-dragging
  * @param p2 various bitstuffed data
  *  bits  0-1: waterclass to build. sea and river can only be built in scenario editor
@@ -444,7 +444,7 @@ bool RiverModifyDesertZone(TileIndex tile, void *)
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuildCanal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildCanal(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	WaterClass wc = Extract<WaterClass, 0, 2>(p2);
 	if (p1 >= MapSize() || wc == WATER_CLASS_INVALID) return CMD_ERROR;
diff --git a/src/waypoint_cmd.cpp b/src/waypoint_cmd.cpp
index d55b8f0eb..a95d5c954 100644
--- a/src/waypoint_cmd.cpp
+++ b/src/waypoint_cmd.cpp
@@ -161,8 +161,8 @@ extern CommandCost CanExpandRailStation(const BaseStation *st, TileArea &new_ta,
 /**
  * Convert existing rail to waypoint. Eg build a waypoint station over
  * piece of rail
- * @param start_tile northern most tile where waypoint will be built
  * @param flags type of operation
+ * @param start_tile northern most tile where waypoint will be built
  * @param p1 various bitstuffed elements
  * - p1 = (bit  0- 5) - railtype (not used)
  * - p1 = (bit  6)    - orientation (Axis)
@@ -175,7 +175,7 @@ extern CommandCost CanExpandRailStation(const BaseStation *st, TileArea &new_ta,
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuildRailWaypoint(TileIndex start_tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildRailWaypoint(DoCommandFlag flags, TileIndex start_tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	/* Unpack parameters */
 	Axis axis      = Extract<Axis, 6, 1>(p1);
@@ -296,14 +296,14 @@ CommandCost CmdBuildRailWaypoint(TileIndex start_tile, DoCommandFlag flags, uint
 
 /**
  * Build a buoy.
- * @param tile tile where to place the buoy
  * @param flags operation to perform
+ * @param tile tile where to place the buoy
  * @param p1 unused
  * @param p2 unused
  * @param text unused
  * @return the cost of this operation or an error
  */
-CommandCost CmdBuildBuoy(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdBuildBuoy(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	if (tile == 0 || !HasTileWaterGround(tile)) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
 	if (IsBridgeAbove(tile)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
@@ -407,14 +407,14 @@ static bool IsUniqueWaypointName(const std::string &name)
 
 /**
  * Rename a waypoint.
- * @param tile unused
  * @param flags type of operation
+ * @param tile unused
  * @param p1 id of waypoint
  * @param p2 unused
  * @param text the new name or an empty string when resetting to the default
  * @return the cost of this operation or an error
  */
-CommandCost CmdRenameWaypoint(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const std::string &text)
+CommandCost CmdRenameWaypoint(DoCommandFlag flags, TileIndex tile, uint32 p1, uint32 p2, const std::string &text)
 {
 	Waypoint *wp = Waypoint::GetIfValid(p1);
 	if (wp == nullptr) return CMD_ERROR;
-- 
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