Fix typo thanks to codespell.

src/action/action_move.cpp

@@ -200,7 +200,7 @@ int DoActionMove(CUnit &unit)
 		d = unit.pathFinderData->output.Length + 1;
 	}
 
-	unit.pathFinderData->output.Cycles++;//reset have to be manualy controled by caller.
+	unit.pathFinderData->output.Cycles++;// reset have to be manualy controlled by caller.
 	int move = UnitShowAnimationScaled(unit, unit.Type->Animations->Move, Map.Field(unit.Offset)->getCost());
 
 	unit.IX += posd.x * move;

src/action/action_resource.cpp

@@ -461,7 +461,7 @@ int COrder_Resource::StartGathering(CUnit &unit)
 	Assert(!unit.IY);
 
 	if (resinfo.TerrainHarvester) {
-		// This shouldn't happend?
+		// This shouldn't happened?
 #if 0
 		if (!Map.IsTerrainResourceOnMap(unit.Orders->goalPos, this->CurrentResource)) {
 			DebugPrint("Wood gone, just like that?\n");

src/action/action_unload.cpp

@@ -203,7 +203,7 @@ static int UnloadUnit(CUnit &transporter, CUnit &unit)
 }
 
 /**
-**  Return true is possition is a correct place to drop out units.
+**  Return true if position is a correct place to drop out units.
 **
 **  @param transporter  Transporter unit.
 **  @param pos          position to drop out units.

src/ai/ai_force.cpp

@@ -185,7 +185,7 @@ public:
 
 /**
 **  Find All unittypes equivalent to a given one, and which are available
-**  UnitType are returned in the prefered order ( ie palladin >> knight... )
+**  UnitType are returned in the preferred order (ie palladin >> knight...)
 **
 **  @param unittype     The unittype to find equivalence for
 **  @param usableTypes  int array which will hold the result. (Size UnitTypeMax+1)
@@ -479,7 +479,7 @@ int AiForceManager::GetForce(const CUnit &unit)
 {
 	for (unsigned int i = 0; i < forces.size(); ++i) {
 		AiForce &force = forces[i];
-		
+
 		for (unsigned int j = 0; j < force.Units.size(); ++j) {
 			CUnit &aiunit = *force.Units[j];
 

src/ai/ai_local.h

@@ -164,7 +164,7 @@ public:
 private:
 	void CountTypes(unsigned int *counter, const size_t len);
 	bool IsBelongsTo(const CUnitType &type);
-	
+
 	void Update();
 
 	static void InternalRemoveUnit(CUnit *unit);
@@ -400,7 +400,7 @@ extern void AiNewUnitTypeEquiv(const CUnitType &a, const CUnitType &b);
 extern void AiResetUnitTypeEquiv();
 /// Finds all equivalents units to a given one
 extern int AiFindUnitTypeEquiv(const CUnitType &type, int *result);
-/// Finds all available equivalents units to a given one, in the prefered order
+/// Finds all available equivalents units to a given one, in the preferred order
 extern int AiFindAvailableUnitTypeEquiv(const CUnitType &type, int *result);
 extern int AiGetBuildRequestsCount(const PlayerAi &pai, int (&counter)[UnitTypeMax]);
 

src/ai/ai_resource.cpp

@@ -842,7 +842,7 @@ void AiAddUpgradeToRequest(CUnitType &type)
 */
 static void AiCheckingWork()
 {
-	// Suppy has the highest priority
+	// Supply has the highest priority
 	if (AiPlayer->NeedSupply) {
 		if (AiPlayer->UnitTypeBuilt.empty() || AiPlayer->UnitTypeBuilt[0].Type->Supply == 0) {
 			AiPlayer->NeedSupply = false;

src/ai/script_ai.cpp

@@ -319,7 +319,7 @@ static int CclDefineAiHelper(lua_State *l)
 			|| !strcmp(value, "unit-limit")
 			|| !strcmp(value, "repair")) {
 #ifdef DEBUG
-			fprintf(stderr, "DefineAiHelper: Relation is computed from buttons, you may remove safely the block begining with '\"%s\"'\n", value);
+			fprintf(stderr, "DefineAiHelper: Relation is computed from buttons, you may remove safely the block beginning with '\"%s\"'\n", value);
 #endif
 			continue;
 		} else if (!strcmp(value, "unit-equiv")) {

src/game/game.cpp

@@ -724,7 +724,7 @@ static void GameTypeManVsMachine()
 }
 
 /**
-**  Man vs Machine whith Humans on a Team
+**  Man vs Machine with Humans on a Team
 */
 static void GameTypeManTeamVsMachine()
 {
@@ -956,7 +956,7 @@ void CreateGame(const std::string &filename, CMap *map)
 	UI.SelectedViewport->Center(Map.TilePosToMapPixelPos_Center(ThisPlayer->StartPos));
 
 	//
-	// Various hacks wich must be done after the map is loaded.
+	// Various hacks which must be done after the map is loaded.
 	//
 	// FIXME: must be done after map is loaded
 	InitPathfinder();

src/include/iocompat.h

@@ -33,7 +33,7 @@
 //@{
 
 /*----------------------------------------------------------------------------
---  Platform dependant IO-related Includes and Definitions
+--  Platform dependent IO-related Includes and Definitions
 ----------------------------------------------------------------------------*/
 
 #include <sys/types.h>

src/include/iolib.h

@@ -135,7 +135,7 @@ enum {
 --  Functions
 ----------------------------------------------------------------------------*/
 
-/// Build libary path name
+/// Build library path name
 extern char *LibraryFileName(const char *file, char *buffer, size_t buffersize);
 
 extern bool CanAccessFile(const char *filename);

src/include/missile.h

@@ -141,7 +141,7 @@
 **
 **    Determines the range in which a projectile will deal its damage.
 **    A range of 0 will mean that the damage will be limited to the
-**    targetted unit only.  So if you shot a missile at a unit, it
+**    targeted unit only.  So if you shot a missile at a unit, it
 **    would only damage that unit.  A value of 1 only affects the
 **    field where the missile hits.  A value of 2  would mean that
 **    the damage for that particular missile would be dealt for a range
@@ -385,7 +385,7 @@ public:
 	int TTL;                   /// missile time-to-live
 	int Damage;                /// missile damage (used for non-direct missiles, e.g. impacts)
 	int ReduceFactor;          /// Multiplier for reduce or increase damage dealt to the next unit
-	int SmokePrecision;        /// How frequently the smoke missile will generate itself 
+	int SmokePrecision;        /// How frequently the smoke missile will generate itself
 
 	int Range;                             /// missile damage range
 	int SplashFactor;                      /// missile splash divisor
@@ -393,7 +393,7 @@ public:
 	MissileConfig Smoke;                   /// trailing missile
 	LuaCallback *ImpactParticle;           /// impact particle
 	LuaCallback *SmokeParticle;            /// smoke particle
-	LuaCallback *OnImpact;                 /// called when 
+	LuaCallback *OnImpact;                 /// called when
 
 	// --- FILLED UP ---
 	CGraphic *G;         /// missile graphic

src/include/player.h

@@ -271,7 +271,7 @@ enum PlayerRacesOld {
 **
 **  #PlayerNobody
 **
-**    This player is unused. Nobody controlls this player.
+**    This player is unused. Nobody controls this player.
 **
 **  #PlayerComputer
 **

src/include/script.h

@@ -232,7 +232,7 @@ struct _NumberDesc_ {
 struct _UnitDesc_ {
 	EUnit e;       /// which unit;
 	union {
-		CUnit **AUnit; /// Adress of the unit.
+		CUnit **AUnit; /// Address of the unit.
 	} D;
 };
 
@@ -264,7 +264,7 @@ struct _StringDesc_ {
 		struct {
 			StringDesc *String;  /// Original string.
 			NumberDesc *Line;    /// Line number.
-			NumberDesc *MaxLen;  /// Max lenght of line.
+			NumberDesc *MaxLen;  /// Max length of line.
 			CFont *Font;         /// Font to consider (else (-1) consider just char).
 		} Line; /// For specific line.
 		ES_GameInfo GameInfoType;

src/include/settings.h

@@ -57,7 +57,7 @@ struct SettingsPresets {
 **
 **  This structure one day should contain all common game settings,
 **  in-game, or pre-start, and the individual (per player) presets.
-**  This allows central maintainance, easy (network-)negotiation,
+**  This allows central maintenance, easy (network-)negotiation,
 **  simplifies load/save/reinitialization, etc...
 **
 */

src/include/spells.h

@@ -202,7 +202,7 @@ public:
 	int Slot;             /// Spell numeric identifier
 
 	// Spell Specifications
-	TargetType Target;          /// Targetting information. See TargetType.
+	TargetType Target;          /// Targeting information. See TargetType.
 	std::vector<SpellActionType *> Action; /// More arguments for spell (damage, delay, additional sounds...).
 
 	int Range;                  /// Max range of the target.
@@ -251,7 +251,7 @@ extern void InitSpells();
 /// done spell tables
 extern void CleanSpells();
 
-/// return 1 if spell is availible, 0 if not (must upgrade)
+/// return 1 if spell is available, 0 if not (must upgrade)
 extern bool SpellIsAvailable(const CPlayer &player, int SpellId);
 
 /// returns true if spell can be casted (enough mana, valid target)

src/include/unittype.h

@@ -134,7 +134,7 @@ public:
 	char Enable;    /// True if the unit doesn't have this variable. (f.e shield)
 };
 
-// Index for boolflag aready defined
+// Index for boolflag already defined
 enum {
 	COWARD_INDEX = 0,
 	BUILDING_INDEX,

src/missile/missile.cpp

@@ -785,7 +785,7 @@ static void MissileHitsWall(const Missile &missile, const Vec2i &tilePos, int sp
 }
 
 /**
-**  Check if missle has already pierced that unit
+**  Check if missile has already pierced that unit
 **
 **  @param missile  Current missile.
 **  @param unit     Target unit.
@@ -1103,7 +1103,7 @@ void MissileActions()
 }
 
 /**
-**  Calculate distance from view-point to missle.
+**  Calculate distance from view-point to missile.
 **
 **  @param missile  Missile pointer for distance.
 **

src/missile/missile_landmine.cpp

@@ -59,7 +59,7 @@ struct LandMineTargetFinder {
 /**
 **  Land mine controller.
 **  @todo start-finish-start cyclic animation.(anim scripts!)
-**  @todo missile should dissapear for a while.
+**  @todo missile should disappear for a while.
 */
 void MissileLandMine::Action()
 {

src/network/network.cpp

@@ -74,7 +74,7 @@
 ** package 3 before package 1. Even a package can come duplicate.
 ** @li UDP is connectionless and therefore has problems with firewalls.
 **
-** I have choosen UDP. Additional support for the TCP protocol is welcome.
+** I have chosen UDP. Additional support for the TCP protocol is welcome.
 **
 ** @subsection sc_vs_p2p server/client vs. peer to peer
 **
@@ -90,7 +90,7 @@
 ** p2p has the advantage of a smaller lag, but needs a higher bandwidth
 ** by the clients.
 **
-** p2p has been choosen for in-game.
+** p2p has been chosen for in-game.
 ** s/c for the preparing room.
 **
 ** @subsection bandwidth bandwidth
@@ -137,7 +137,7 @@
 ** Only user commands are send over the network to the other computers.
 ** To reduce network traffic, commands are sent/executed every gameCyclesPerUpdate
 ** gameCycles. The command needs some time to reach the other clients (lag),
-** so the command is not executed immediatly on the local computer,
+** so the command is not executed immediately on the local computer,
 ** but a delay (NetworkLag NetUpdates) later. Commands are stored
 ** in a circular array indexed by update time. Once each other players commands
 ** are received for a specified gameNetCycle, all commands of this gameNetCycle
@@ -1038,7 +1038,7 @@ static void NetworkSendCommands(unsigned long gameNetCycle)
 }
 
 /**
-**  Network excecute commands.
+**  Network execute commands.
 */
 static void NetworkExecCommands(unsigned long gameNetCycle)
 {

src/sound/script_sound.cpp

@@ -105,7 +105,7 @@ static CSound *CclGetSound(lua_State *l)
 **  Create a sound.
 **
 **  Glue between c and scheme. This function asks the sound system to
-**  register a sound under a given name, wiht an associated list of files
+**  register a sound under a given name, with an associated list of files
 **  (the list can be replaced by only one file).
 **
 **  @param l  Lua state.

src/sound/sound_server.cpp

@@ -57,7 +57,7 @@ static int MusicVolume = 128;    /// music volume
 static bool MusicEnabled = true;
 static bool EffectsEnabled = true;
 
-/// Channels for sound effects and unit speach
+/// Channels for sound effects and unit speech
 struct SoundChannel {
 	CSample *Sample;       /// sample to play
 	Origin *Unit;          /// pointer to unit, who plays the sound, if any

src/spell/spell_adjustvital.cpp

@@ -90,7 +90,7 @@
 	}
 
 	//  When harming cast again to send the hp to negative values.
-	//  Carefull, a perfect 0 target hp kills too.
+	//  Careful, a perfect 0 target hp kills too.
 	//  Avoid div by 0 errors too!
 	int castcount = 1;
 	if (hp) {

src/stratagus/construct.cpp

@@ -123,7 +123,7 @@ void InitConstructions()
 **  Load the graphics for the constructions.
 **
 **  HELPME: who make this better terrain depended and extendable
-**  HELPME: filename constuction.
+**  HELPME: filename construction.
 */
 void LoadConstructions()
 {

src/stratagus/iolib.cpp

@@ -501,7 +501,7 @@ long CFile::PImpl::tell()
 **  Find a file with its correct extension ("", ".gz" or ".bz2")
 **
 **  @param file      The string with the file path. Upon success, the string
-**                   is replaced by the full filename witht he correct extension.
+**                   is replaced by the full filename with the correct extension.
 **  @param filesize  Size of the file buffer
 **
 **  @return true if the file has been found.

src/stratagus/luacallback.cpp

@@ -90,9 +90,9 @@ void LuaCallback::pushString(const std::string &s)
 
 
 /**
-**  Called when an action is recieved from a Widget. It is used
-**  to be able to recieve a notification that an action has
-**  occured.
+**  Called when an action is received from a Widget. It is used
+**  to be able to receive a notification that an action has
+**  occurred.
 */
 void LuaCallback::run()
 {

src/stratagus/mainloop.cpp

@@ -96,7 +96,7 @@ void DoScrollArea(int state, bool fast)
 	if (fast) {
 		stepx = (int)(UI.MouseScrollSpeed * vp->MapWidth / 2 * PixelTileSize.x * FRAMES_PER_SECOND / 4);
 		stepy = (int)(UI.MouseScrollSpeed * vp->MapHeight / 2 * PixelTileSize.y * FRAMES_PER_SECOND / 4);
-	} else {// dynamic: let these variables increase upto fast..
+	} else {// dynamic: let these variables increase up to fast..
 		// FIXME: pixels per second should be configurable
 		stepx = (int)(UI.MouseScrollSpeed * PixelTileSize.x * FRAMES_PER_SECOND / 4);
 		stepy = (int)(UI.MouseScrollSpeed * PixelTileSize.y * FRAMES_PER_SECOND / 4);

src/stratagus/player.cpp

@@ -1069,7 +1069,7 @@ void CPlayer::SubCosts(const int *costs)
 }
 
 /**
-**  Substract the costs of new unit from resources
+**  Subtract the costs of new unit from resources
 **
 **  @param type    Type of unit.
 */
@@ -1079,7 +1079,7 @@ void CPlayer::SubUnitType(const CUnitType &type)
 }
 
 /**
-**  Substract a factor of costs from the resources
+**  Subtract a factor of costs from the resources
 **
 **  @param costs   How many costs.
 **  @param factor  Factor of the costs to apply.

src/stratagus/script.cpp

@@ -63,7 +63,7 @@ static int NumberCounter = 0; /// Counter for lua function.
 static int StringCounter = 0; /// Counter for lua function.
 
 
-/// Usefull for getComponent.
+/// Useful for getComponent.
 typedef enum {
 	USTRINT_STR, USTRINT_INT
 } UStrIntType;
@@ -823,7 +823,7 @@ StringDesc *CclParseStringDesc(lua_State *l)
 			lua_rawgeti(l, -1, 2); // String.
 			res->D.Line.String = CclParseStringDesc(l);
 			if (lua_rawlen(l, -1) >= 3) {
-				lua_rawgeti(l, -1, 3); // Lenght.
+				lua_rawgeti(l, -1, 3); // Length.
 				res->D.Line.MaxLen = CclParseNumberDesc(l);
 			}
 			res->D.Line.Font = NULL;
@@ -2079,7 +2079,7 @@ static bool LuaValueToString(lua_State *l, std::string &value)
 		case LUA_TFUNCTION:
 			// Could be done with string.dump(function)
 			// and debug.getinfo(function).name (could be nil for anonymous function)
-			// But not usefull yet.
+			// But not useful yet.
 			value = "";
 			return false;
 		case LUA_TUSERDATA:

src/stratagus/stratagus.cpp

@@ -40,7 +40,7 @@
 **
 ** Any help to improve this documention is welcome. If you didn't
 ** understand something or you found an error or a wrong spelling
-** or wrong grammer please write an email (including a patch :).
+** or wrong grammar please write an email (including a patch :).
 **
 ** @section Informations Informations
 **

src/stratagus/util.cpp

@@ -121,7 +121,7 @@ long isqrt(long num)
 	//
 	//  Load the binary constant 01 00 00 ... 00, where the number
 	//  of zero bits to the right of the single one bit
-	//  is even, and the one bit is as far left as is consistant
+	//  is even, and the one bit is as far left as is consistent
 	//  with that condition.)
 	//
 	//  This portable load replaces the loop that used to be
@@ -239,7 +239,7 @@ errno_t strcat_s(char *dst, size_t dstsize, const char *src)
 **  @param a  String to search in
 **  @param b  Substring to search for
 **
-**  @return   Pointer to first occurence of b or NULL if not found.
+**  @return   Pointer to first occurrence of b or NULL if not found.
 */
 char *strcasestr(const char *a, const char *b)
 {

src/ui/botpanel.cpp

@@ -842,7 +842,7 @@ void UpdateStatusLineForButton(const ButtonAction &button)
 **
 **  @return 1 if button is allowed, 0 else.
 **
-**  @todo FIXME: better check. (dependancy, resource, ...)
+**  @todo FIXME: better check. (dependency, resource, ...)
 **  @todo FIXME: make difference with impossible and not yet researched.
 */
 bool IsButtonAllowed(const CUnit &unit, const ButtonAction &buttonaction)

src/ui/mainscr.cpp

@@ -128,8 +128,8 @@ void DrawUserDefinedButtons()
 **  Placed under icons on top-panel.
 **
 **  @param unit  Pointer to unit.
-**  @param x     Screen X postion of icon
-**  @param y     Screen Y postion of icon
+**  @param x     Screen X position of icon
+**  @param y     Screen Y position of icon
 */
 static void UiDrawLifeBar(const CUnit &unit, int x, int y)
 {
@@ -162,8 +162,8 @@ static void UiDrawLifeBar(const CUnit &unit, int x, int y)
 **  Placed under icons on top-panel.
 **
 **  @param unit  Pointer to unit.
-**  @param x     Screen X postion of icon
-**  @param y     Screen Y postion of icon
+**  @param x     Screen X position of icon
+**  @param y     Screen Y position of icon
 */
 static void UiDrawManaBar(const CUnit &unit, int x, int y)
 {
@@ -831,7 +831,7 @@ bool MessagesDisplay::CheckRepeatMessage(const char *msg)
 }
 
 /**
-**  Add a new message to display only if it differs from the preceeding one.
+**  Add a new message to display only if it differs from the preceding one.
 */
 void MessagesDisplay::AddUniqueMessage(const char *s)
 {

src/ui/mouse.cpp

@@ -437,7 +437,7 @@ static bool DoRightButton_NewOrder(CUnit &unit, CUnit *dest, const Vec2i &pos, i
 
 static void DoRightButton_ForSelectedUnit(CUnit &unit, CUnit *dest, const Vec2i &pos, int &acknowledged)
 {
-	// don't self targetting.
+	// don't self targeting.
 	if (dest == &unit) {
 		return;
 	}

src/ui/widgets.cpp

@@ -198,9 +198,9 @@ LuaActionListener::LuaActionListener(lua_State *l, lua_Object f) :
 }
 
 /**
-**  Called when an action is recieved from a Widget. It is used
-**  to be able to recieve a notification that an action has
-**  occured.
+**  Called when an action is received from a Widget. It is used
+**  to be able to receive a notification that an action has
+**  occurred.
 **
 **  @param eventId  the identifier of the Widget
 */
@@ -1145,7 +1145,7 @@ void Windows::add(gcn::Widget *widget, int x, int y)
 **  @param y   Y coordinate of the mouse relative to the widndow.
 **
 **  @note Once dragged, without release the mouse,
-**    if you go virtualy outside the container then go back,
+**    if you go virtually outside the container then go back,
 **    you have to wait the virtual cursor are in the container.
 **    It is because x, y argument refer to a virtual cursor :(
 **  @note An another thing is strange
@@ -1201,7 +1201,7 @@ void Windows::mouseMotion(int x, int y)
 	setPosition(x, y);
 
 	// Move the cursor.
-	// Usefull only when window reachs the limit.
+	// Useful only when window reachs the limit.
 	getAbsolutePosition(absx, absy);
 	CursorScreenPos.x = absx + mMouseXOffset;
 	CursorScreenPos.y = absy + mMouseYOffset;

src/unit/unit.cpp

@@ -123,7 +123,7 @@
 **  Pointer to the last unit added inside. Order doesn't really
 **  matter. All units inside are kept in a circular linked list.
 **  This is NULL if there are no units inside. Multiple levels
-**  of inclusion are allowed, though not very usefull right now
+**  of inclusion are allowed, though not very useful right now
 **
 **  CUnit::NextContained, CUnit::PrevContained
 **
@@ -293,7 +293,7 @@
 **
 **  CUnit::Wait
 **
-**  The unit is forced too wait for that many cycles. Be carefull,
+**  The unit is forced too wait for that many cycles. Be careful,
 **  setting this to 0 will lock the unit.
 **
 **  CUnit::State
@@ -685,7 +685,7 @@ void CUnit::AssignToPlayer(CPlayer &player)
 	if (!type.Vanishes && CurrentAction() != UnitActionDie) {
 		player.AddUnit(*this);
 		if (!SaveGameLoading) {
-			// If unit is dieing, it's already been lost by all players
+			// If unit is dying, it's already been lost by all players
 			// don't count again
 			if (type.Building) {
 				// FIXME: support more races
@@ -700,7 +700,7 @@ void CUnit::AssignToPlayer(CPlayer &player)
 		player.Demand += type.Demand; // food needed
 	}
 
-	// Don't Add the building if it's dieing, used to load a save game
+	// Don't Add the building if it's dying, used to load a save game
 	if (type.Building && CurrentAction() != UnitActionDie) {
 		// FIXME: support more races
 		if (!type.Wall && &type != UnitTypeOrcWall && &type != UnitTypeHumanWall) {
@@ -1301,8 +1301,8 @@ void UpdateForNewUnit(const CUnit &unit, int upgrade)
 **  Find nearest point of unit.
 **
 **  @param unit  Pointer to unit.
-**  @param pos   tile map postion.
-**  @param dpos  Out: nearest point tile map postion to (tx,ty).
+**  @param pos   tile map position.
+**  @param dpos  Out: nearest point tile map position to (tx,ty).
 */
 void NearestOfUnit(const CUnit &unit, const Vec2i &pos, Vec2i *dpos)
 {
@@ -1430,7 +1430,7 @@ void UnitGoesUnderFog(CUnit &unit, const CPlayer &player)
 		// configurations.
 		// A unit does NOT get a reference when it goes under fog if it's
 		// Destroyed. Furthermore, it shouldn't lose a reference if it was
-		// Seen destroyed. That only happend with complex shared vision, and
+		// Seen destroyed. That only happened with complex shared vision, and
 		// it's sort of the whole point of this tracking.
 		//
 		if (unit.Destroyed) {
@@ -2588,7 +2588,7 @@ static void HitUnit_AttackBack(CUnit &attacker, CUnit &target)
 	}
 	if (best && best != oldgoal && best->Player != target.Player && best->IsAllied(target) == false) {
 		CommandAttack(target, best->tilePos, best, FlushCommands);
-		// Set threshold value only for agressive units
+		// Set threshold value only for aggressive units
 		if (best->IsAgressive()) {
 			target.Threshold = threshold;
 		}

src/unit/unit_draw.cpp

@@ -457,8 +457,8 @@ void CDecoVarSpriteBar::Draw(int x, int y, const CUnitType &/*type*/, const CVar
 
 	Decoration &decosprite = DecoSprite.SpriteArray[(int)this->NSprite];
 	CGraphic &sprite = *decosprite.Sprite;
-	x += decosprite.HotPos.x; // in addition of OffsetX... Usefull ?
-	y += decosprite.HotPos.y; // in addition of OffsetY... Usefull ?
+	x += decosprite.HotPos.x; // in addition of OffsetX... Useful ?
+	y += decosprite.HotPos.y; // in addition of OffsetY... Useful ?
 
 	int n = sprite.NumFrames - 1; // frame of the sprite to show.
 	n -= (n * var.Value) / var.Max;
@@ -486,8 +486,8 @@ void CDecoVarStaticSprite::Draw(int x, int y, const CUnitType &/*type*/, const C
 	Decoration &decosprite = DecoSprite.SpriteArray[(int)this->NSprite];
 	CGraphic &sprite = *decosprite.Sprite;
 
-	x += decosprite.HotPos.x; // in addition of OffsetX... Usefull ?
-	y += decosprite.HotPos.y; // in addition of OffsetY... Usefull ?
+	x += decosprite.HotPos.x; // in addition of OffsetX... Useful ?
+	y += decosprite.HotPos.y; // in addition of OffsetY... Useful ?
 	if (this->IsCenteredInX) {
 		x -= sprite.Width / 2;
 	}

src/unit/unittype.cpp

@@ -497,7 +497,7 @@
 **
 **  ResourceInfo::FinalResource
 **
-**    The resource is converted to this at the depot. Usefull for
+**    The resource is converted to this at the depot. Useful for
 **    a fisherman who harvests fish, but it all turns to food at the
 **    depot.
 **
@@ -960,7 +960,7 @@ CUnitType *NewUnitTypeSlot(const std::string &ident)
 **  @param sprite  Sprite to use for drawing
 **  @param player  Player number for color substitution.
 **  @param frame   Animation frame of unit-type.
-**  @param screenPos  Screen pixel (top left) postion to draw unit-type.
+**  @param screenPos  Screen pixel (top left) position to draw unit-type.
 **
 **  @todo  Do screen position caculation in high level.
 **         Better way to handle in x mirrored sprites.

src/video/font.cpp

@@ -703,7 +703,7 @@ static int FormatNumber(int number, char *buf)
 }
 
 /**
-**  Return the index of first occurance of c in [s- s + maxlen]
+**  Return the index of first occurrence of c in [s- s + maxlen]
 **
 **  @param s       original string.
 **  @param c       character to find.

src/video/linedraw.cpp

@@ -45,7 +45,7 @@
 ----------------------------------------------------------------------------*/
 
 /**
-** Bitmask, denoting a postion left/right/above/below clip rectangle
+** Bitmask, denoting a position left/right/above/below clip rectangle
 ** (mainly used by VideoDrawLineClip)
 */
 #define ClipCodeInside 0 /// Clipping inside rectangle