- attempt to improve explorecells usage when each unit is signalled to move

source/glest_game/game/game.cpp

@@ -45,6 +45,8 @@ Game::Game(Program *program, const GameSettings *gameSettings):
 {
 	SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d]\n",__FILE__,__FUNCTION__,__LINE__);
 
+	Unit::setGame(this);
+
 	original_updateFps = GameConstants::updateFps;
 	original_cameraFps = GameConstants::cameraFps;
 //	GameConstants::updateFps= 20;
@@ -129,6 +131,10 @@ Game::~Game(){
 	GameConstants::cameraFps = original_cameraFps;
 
 	SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d]\n",__FILE__,__FUNCTION__,__LINE__);
+
+	Unit::setGame(NULL);
+
+	SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d]\n",__FILE__,__FUNCTION__,__LINE__);
 }
 
 bool Game::quitTriggered() {

source/glest_game/type_instances/unit.cpp

@@ -155,6 +155,8 @@ set<Unit*> Unit::livingUnitsp;
 
 // ============================ Constructor & destructor =============================
 
+Game *Unit::game = NULL;
+
 Unit::Unit(int id, UnitPathInterface *unitpath, const Vec2i &pos, const UnitType *type, Faction *faction, Map *map, CardinalDir placeFacing):id(id) {
 
     SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d]\n",__FILE__,__FUNCTION__,__LINE__);
@@ -571,6 +573,9 @@ void Unit::setPos(const Vec2i &pos){
 	this->pos= pos;
 	this->meetingPos= pos - Vec2i(1);
 
+	// Attempt to improve performance
+	this->exploreCells();
+
 	logSynchData(string(__FILE__) + string("::") + string(__FUNCTION__) + string(" Line: ") + intToStr(__LINE__));
 }
 
@@ -1598,6 +1603,28 @@ int Unit::getFrameCount() {
 	return frameCount;
 }
 
+void Unit::exploreCells() {
+	if(this->isOperative()) {
+		const Vec2i &newPos = this->getCenteredPos();
+		int sightRange = this->getType()->getSight();
+		int teamIndex = this->getTeam();
+
+		Chrono chrono;
+		chrono.start();
+
+		if(game == NULL) {
+			throw runtime_error("game == NULL");
+		}
+		else if(game->getWorld() == NULL) {
+			throw runtime_error("game->getWorld() == NULL");
+		}
+
+		game->getWorld()->exploreCells(newPos, sightRange, teamIndex);
+
+		if(chrono.getMillis() > 0) SystemFlags::OutputDebug(SystemFlags::debugPerformance,"In [%s::%s Line: %d] took msecs: %lld\n",__FILE__,__FUNCTION__,__LINE__,chrono.getMillis());
+	}
+}
+
 void Unit::logSynchData(string source) {
 	if(SystemFlags::getSystemSettingType(SystemFlags::debugWorldSynch).enabled == true) {
 

source/glest_game/type_instances/unit.h

@@ -45,6 +45,7 @@ class TotalUpgrade;
 class UpgradeType;
 class Level;
 class MorphCommandType;
+class Game;
 
 enum CommandResult{
 	crSuccess,
@@ -270,10 +271,14 @@ private:
 	Vec3f screenPos;
 	string currentUnitTitle;
 
+	static Game *game;
+
 public:
     Unit(int id, UnitPathInterface *path, const Vec2i &pos, const UnitType *type, Faction *faction, Map *map, CardinalDir placeFacing);
     ~Unit();
 
+    static void setGame(Game *value) { game=value;}
+
     //queries
 	int getId() const							{return id;}
 	Field getCurrField() const					{return currField;}
@@ -405,6 +410,8 @@ public:
 	string getCurrentUnitTitle() const {return currentUnitTitle;}
 	void setCurrentUnitTitle(string value) { currentUnitTitle = value;}
 
+	void exploreCells();
+
 	std::string toString() const;
 
 private:

source/glest_game/world/world.cpp

@@ -39,7 +39,7 @@ namespace Glest{ namespace Game{
 
 const float World::airHeight= 5.f;
 // This limit is to keep RAM use under control while offering better performance.
-int MaxExploredCellsLookupItemCache = 7500;
+int MaxExploredCellsLookupItemCache = 9500;
 time_t ExploredCellsLookupItem::lastDebug = 0;
 
 // ===================== PUBLIC ========================
@@ -1139,9 +1139,7 @@ void World::computeFow(int factionIdxToTick) {
 				Unit *unit= getFaction(i)->getUnit(j);
 
 				//exploration
-				if(unit->isOperative()) {
+				unit->exploreCells();
-					exploreCells(unit->getCenteredPos(), unit->getType()->getSight(), unit->getTeam());
-				}
 			}
 		}
 	}

source/glest_game/world/world.h

@@ -206,6 +206,8 @@ public:
 	int getUpdateFps(int factionIndex) const;
 	bool canTickWorld() const;
 
+	void exploreCells(const Vec2i &newPos, int sightRange, int teamIndex);
+
 private:
 
 	void initCells(bool fogOfWar);
@@ -221,7 +223,6 @@ private:
 	bool canTickFaction(int factionIdx);
 	int tickFactionIndex();
 	void computeFow(int factionIdxToTick=-1);
-	void exploreCells(const Vec2i &newPos, int sightRange, int teamIndex);
 
 	void updateAllFactionUnits();
 	void underTakeDeadFactionUnits();