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- some performance updates to fog of war computation

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This commit is contained in:
Mark Vejvoda
2010-08-23 14:48:33 +00:00
parent db47a14940
commit 284371f206
2 changed files with 79 additions and 62 deletions
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138
source/glest_game/world/world.cpp
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@@ -317,18 +317,19 @@ void World::update(){
}
bool World::canTickFaction(int factionIdx) {
int expectedFactionIdx = (frameCount / (GameConstants::updateFps / GameConstants::maxPlayers));
int factionUpdateInterval = (GameConstants::updateFps / GameConstants::maxPlayers);
int expectedFactionIdx = (frameCount / factionUpdateInterval) -1;
if(expectedFactionIdx >= GameConstants::maxPlayers) {
expectedFactionIdx = expectedFactionIdx % GameConstants::maxPlayers;
}
bool result = (expectedFactionIdx == factionIdx);
SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] factionIdx = %d, frameCount = %d, GameConstants::updateFps = %d, result = %d\n",__FILE__,__FUNCTION__,__LINE__,factionIdx,frameCount,GameConstants::updateFps,result);
SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] factionIdx = %d, frameCount = %d, GameConstants::updateFps = %d, expectedFactionIdx = %d, factionUpdateInterval = %d, result = %d\n",__FILE__,__FUNCTION__,__LINE__,factionIdx,frameCount,GameConstants::updateFps,expectedFactionIdx,factionUpdateInterval,result);
return result;
}
void World::tick() {
int World::tickFactionIndex() {
int factionIdxToTick = -1;
for(int i=0; i<getFactionCount(); ++i) {
if(canTickFaction(i) == true) {
@@ -336,14 +337,24 @@ void World::tick() {
break;
}
}
SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] factionIdxToTick = %d\n",__FILE__,__FUNCTION__,__LINE__,factionIdxToTick);
return factionIdxToTick;
}
void World::tick() {
int factionIdxToTick = tickFactionIndex();
if(factionIdxToTick < 0) {
return;
}
computeFow();
computeFow(factionIdxToTick);
if(fogOfWarSmoothing == false) {
minimap.updateFowTex(1.f);
if(factionIdxToTick == 0) {
if(fogOfWarSmoothing == false) {
minimap.updateFowTex(1.f);
}
}
//increase hp
@@ -973,21 +984,27 @@ void World::exploreCells(const Vec2i &newPos, int sightRange, int teamIndex){
}
//computes the fog of war texture, contained in the minimap
void World::computeFow(){
void World::computeFow(int factionIdxToTick) {
Chrono chrono;
chrono.start();
//reset texture
minimap.resetFowTex();
//if(factionIdxToTick == -1 || factionIdxToTick == 0) {
//if(factionIdxToTick == -1 || factionIdxToTick == this->thisFactionIndex) {
//if(frameCount % (GameConstants::updateFps) == 0) {
minimap.resetFowTex();
//}
if(chrono.getMillis() > 0) SystemFlags::OutputDebug(SystemFlags::debugPerformance,"In [%s::%s] Line: %d took msecs: %lld\n",__FILE__,__FUNCTION__,__LINE__,chrono.getMillis());
//reset cells
for(int i=0; i<map.getSurfaceW(); ++i){
for(int j=0; j<map.getSurfaceH(); ++j){
for(int k=0; k<GameConstants::maxPlayers; ++k){
if(fogOfWar || k!=thisTeamIndex){
map.getSurfaceCell(i, j)->setVisible(k, false);
if(factionIdxToTick == -1 || factionIdxToTick == this->thisFactionIndex) {
for(int i=0; i<map.getSurfaceW(); ++i) {
for(int j=0; j<map.getSurfaceH(); ++j) {
for(int k=0; k<GameConstants::maxPlayers; ++k) {
if(fogOfWar || k != thisTeamIndex){
map.getSurfaceCell(i, j)->setVisible(k, false);
}
}
}
}
@@ -996,13 +1013,15 @@ void World::computeFow(){
if(chrono.getMillis() > 0) SystemFlags::OutputDebug(SystemFlags::debugPerformance,"In [%s::%s] Line: %d took msecs: %lld\n",__FILE__,__FUNCTION__,__LINE__,chrono.getMillis());
//compute cells
for(int i=0; i<getFactionCount(); ++i){
for(int j=0; j<getFaction(i)->getUnitCount(); ++j){
Unit *unit= getFaction(i)->getUnit(j);
for(int i=0; i<getFactionCount(); ++i) {
if(factionIdxToTick == -1 || factionIdxToTick == this->thisFactionIndex) {
for(int j=0; j<getFaction(i)->getUnitCount(); ++j) {
Unit *unit= getFaction(i)->getUnit(j);
//exploration
if(unit->isOperative()){
exploreCells(unit->getCenteredPos(), unit->getType()->getSight(), unit->getTeam());
//exploration
if(unit->isOperative()) {
exploreCells(unit->getCenteredPos(), unit->getType()->getSight(), unit->getTeam());
}
}
}
}
@@ -1010,14 +1029,16 @@ void World::computeFow(){
if(chrono.getMillis() > 0) SystemFlags::OutputDebug(SystemFlags::debugPerformance,"In [%s::%s] Line: %d took msecs: %lld\n",__FILE__,__FUNCTION__,__LINE__,chrono.getMillis());
//fire
for(int i=0; i<getFactionCount(); ++i){
for(int j=0; j<getFaction(i)->getUnitCount(); ++j){
Unit *unit= getFaction(i)->getUnit(j);
for(int i=0; i<getFactionCount(); ++i) {
if(factionIdxToTick == -1 || factionIdxToTick == this->thisFactionIndex) {
for(int j=0; j<getFaction(i)->getUnitCount(); ++j){
Unit *unit= getFaction(i)->getUnit(j);
//fire
ParticleSystem *fire= unit->getFire();
if(fire!=NULL){
fire->setActive(map.getSurfaceCell(Map::toSurfCoords(unit->getPos()))->isVisible(thisTeamIndex));
//fire
ParticleSystem *fire= unit->getFire();
if(fire!=NULL){
fire->setActive(map.getSurfaceCell(Map::toSurfCoords(unit->getPos()))->isVisible(thisTeamIndex));
}
}
}
}
@@ -1025,53 +1046,48 @@ void World::computeFow(){
if(chrono.getMillis() > 0) SystemFlags::OutputDebug(SystemFlags::debugPerformance,"In [%s::%s] Line: %d took msecs: %lld\n",__FILE__,__FUNCTION__,__LINE__,chrono.getMillis());
//compute texture
for(int i=0; i<getFactionCount(); ++i){
Faction *faction= getFaction(i);
if(faction->getTeam()==thisTeamIndex){
for(int j=0; j<faction->getUnitCount(); ++j){
const Unit *unit= faction->getUnit(j);
if(unit->isOperative()){
int sightRange= unit->getType()->getSight();
for(int i=0; i<getFactionCount(); ++i) {
//if(factionIdxToTick == -1 || factionIdxToTick == this->thisFactionIndex) {
Faction *faction= getFaction(i);
if(faction->getTeam() == thisTeamIndex){
for(int j=0; j<faction->getUnitCount(); ++j){
const Unit *unit= faction->getUnit(j);
if(unit->isOperative()){
int sightRange= unit->getType()->getSight();
//iterate through all cells
PosCircularIterator pci(&map, unit->getPos(), sightRange+indirectSightRange);
while(pci.next()){
Vec2i pos= pci.getPos();
Vec2i surfPos= Map::toSurfCoords(pos);
//iterate through all cells
PosCircularIterator pci(&map, unit->getPos(), sightRange+indirectSightRange);
while(pci.next()){
const Vec2i pos= pci.getPos();
Vec2i surfPos= Map::toSurfCoords(pos);
//compute max alpha
float maxAlpha= 0.0f;
if(surfPos.x>1 && surfPos.y>1 && surfPos.x<map.getSurfaceW()-2 && surfPos.y<map.getSurfaceH()-2){
maxAlpha= 1.f;
}
else if(surfPos.x>0 && surfPos.y>0 && surfPos.x<map.getSurfaceW()-1 && surfPos.y<map.getSurfaceH()-1){
maxAlpha= 0.3f;
}
//compute max alpha
float maxAlpha;
if(surfPos.x>1 && surfPos.y>1 && surfPos.x<map.getSurfaceW()-2 && surfPos.y<map.getSurfaceH()-2){
maxAlpha= 1.f;
//compute alpha
float alpha=maxAlpha;
float dist= unit->getPos().dist(pos);
if(dist>sightRange){
alpha= clamp(1.f-(dist-sightRange)/(indirectSightRange), 0.f, maxAlpha);
}
minimap.incFowTextureAlphaSurface(surfPos, alpha);
}
else if(surfPos.x>0 && surfPos.y>0 && surfPos.x<map.getSurfaceW()-1 && surfPos.y<map.getSurfaceH()-1){
maxAlpha= 0.3f;
}
else{
maxAlpha= 0.0f;
}
//compute alpha
float alpha;
float dist= unit->getPos().dist(pos);
if(dist>sightRange){
alpha= clamp(1.f-(dist-sightRange)/(indirectSightRange), 0.f, maxAlpha);
}
else{
alpha= maxAlpha;
}
minimap.incFowTextureAlphaSurface(surfPos, alpha);
}
}
}
}
//}
}
if(chrono.getMillis() > 0) SystemFlags::OutputDebug(SystemFlags::debugPerformance,"In [%s::%s] Line: %d took msecs: %lld\n",__FILE__,__FUNCTION__,__LINE__,chrono.getMillis());
}
// WARNING! This id is critical! MAke sure it fits inside the network packet
// WARNING! This id is critical! Make sure it fits inside the network packet
// (currently cannot be larger than 2,147,483,647)
// Make sure each faction has their own unique section of id #'s for proper
// multi-platform play

3
source/glest_game/world/world.h
View File

@@ -201,7 +201,8 @@ private:
//misc
void tick();
bool canTickFaction(int factionIdx);
void computeFow();
int tickFactionIndex();
void computeFow(int factionIdxToTick=-1);
void exploreCells(const Vec2i &newPos, int sightRange, int teamIndex);
void updateAllFactionUnits();