double UtilObject::cpuUsage() {
static double percent = 0.0;
static quint64 ptime1 = processTime(), stime1 = systemTime();
const quint64 ptime2 = processTime();
static constexpr quint64 th = 10000;
if (ptime2 > ptime1 + th) {
const quint64 stime2 = systemTime();
if (stime2 > stime1 + th) {
percent = (double)(ptime2 - ptime1)/(double)(stime2 - stime1)*100.0;
ptime1 = ptime2; stime1 = stime2;
}
}
return percent;
}
bool WLEMMCommandProcessor::process( WLEMMCommand::SPtr cmdIn )
{
bool succes;
switch( cmdIn->getCommand() )
{
case WLEMMCommand::Command::COMPUTE:
wlog::debug( CLASS ) << "Processing Command::COMPUTE";
succes = processCompute( cmdIn->getEmm() );
break;
case WLEMMCommand::Command::INIT:
wlog::debug( CLASS ) << "Processing Command::INIT";
succes = processInit( cmdIn );
break;
case WLEMMCommand::Command::MISC:
wlog::debug( CLASS ) << "Processing Command::MISC";
succes = processMisc( cmdIn );
break;
case WLEMMCommand::Command::TIME_UPDATE:
wlog::debug( CLASS ) << "Processing Command::TIME_UPDATE";
succes = processTime( cmdIn );
break;
case WLEMMCommand::Command::RESET:
wlog::debug( CLASS ) << "Processing Command::RESET";
succes = processReset( cmdIn );
break;
default:
wlog::error( CLASS ) << "Unknown Command::Enum!";
succes = false;
}
if( !succes )
{
wlog::error( CLASS ) << "Error on processing command:\n" << *cmdIn;
}
return succes;
}
entry loadEntry() {
entry e = { NULL, -1, 0 };
uint32_t length, offset[4];
/* reset error container */
errors.level = 0;
offset[0] = CURR_OFFSET;
if (!loadType(&e)) {
return e;
}
offset[1] = CURR_OFFSET;
if (e.type == REDIS_SELECTDB) {
if ((length = loadLength(NULL)) == REDIS_RDB_LENERR) {
SHIFT_ERROR(offset[1],
"Error reading database number");
return e;
}
if (length > 63) {
SHIFT_ERROR(offset[1],
"Database number out of range (%d)", length);
return e;
}
} else if (e.type == REDIS_EOF) {
if (positions[level].offset < positions[level].size) {
SHIFT_ERROR(offset[0],
"Unexpected EOF");
} else {
e.success = 1;
}
return e;
} else {
/* optionally consume expire */
if (e.type == REDIS_EXPIRETIME) {
if (!processTime()) return e;
if (!loadType(&e)) return e;
db_stats.total_expires++;
}
offset[1] = CURR_OFFSET;
if (!loadPair(&e)) {
SHIFT_ERROR(offset[1], "Error for type %s", types[e.type]);
return e;
}
}
/* all entries are followed by a valid type:
* e.g. a new entry, SELECTDB, EXPIRE, EOF */
offset[2] = CURR_OFFSET;
if (peekType() == -1) {
SHIFT_ERROR(offset[2], "Followed by invalid type");
SHIFT_ERROR(offset[0], "Error for type %s", types[e.type]);
e.success = 0;
} else {
e.success = 1;
}
return e;
}
VML::Vector3 Vec3Linear::Interpolate(float t) const
{
assert(IsReady());
processTime(t);
size_t segm = findSegment(t);
const SKeyframeVec3& p0 = mKeyframes[segm];
const SKeyframeVec3& p1 = mKeyframes[segm + 1];
float u = (t - p0.time) / (p1.time - p0.time);
return (p1.data - p0.data) * u + p0.data;
}
VML::Vector3 Vec3CubicSpline::Interpolate(float t) const
{
assert(IsReady());
processTime(t);
size_t segm = findSegment(t);
size_t n_ctrl = mKeyframes.size();
const SKeyframeVec3& p0 = mKeyframes[segm];
const SKeyframeVec3& p1 = mKeyframes[segm + 1];
const VML::Vector3& t0 = mTangents[segm];
const VML::Vector3& t1 = mTangents[segm+1];
float u = (t - p0.time) / (p1.time - p0.time), u2 = u*u, u3 = u2*u;
VML::Vector3 pos = p0.data*(2.0f*u3 - 3.0f*u2 + 1.0f) + p1.data*(-2.0f*u3 + 3.0f*u2) + t0*(u3 - 2.0f*u2 + u) + t1*(u3 - u2);
return pos;
}
VML::Vector3 Vec3CatmullRom::Interpolate(float t) const
{
assert(IsReady());
processTime(t);
size_t segm = findSegment(t);
size_t n_ctrl = mKeyframes.size();
const VML::Vector3& p0 = mKeyframes[segm].data;
const VML::Vector3& p1 = mKeyframes[segm + 1].data;
float time0 = mKeyframes[segm].time;
float time1 = mKeyframes[segm + 1].time;
VML::Vector3 t0(0);
VML::Vector3 t1(0);
if(segm > 0 && segm < n_ctrl - 2)
{
t0 = (p1 - mKeyframes[segm - 1].data) * 0.5f;
t1 = (mKeyframes[segm + 2].data - p0) * 0.5f;
}
else if(segm == 0 && n_ctrl > 2)
{
t0 = (p1 + p1 - mKeyframes[segm + 2].data - p0) * 0.5f;
t1 = (mKeyframes[segm + 2].data - p0) * 0.5f;
}
else if (segm == n_ctrl - 2 && n_ctrl > 2)
{
t0 = (p1 - mKeyframes[segm - 1].data) * 0.5f;
t1 = - (p0 + p0 - mKeyframes[segm - 1].data - p1) * 0.5f;
}
float u = (t - time0) / (time1 - time0), u2 = u*u, u3 = u2*u;
VML::Vector3 pos = p0*(2.0f*u3 - 3.0f*u2 + 1.0f) + p1*(-2.0f*u3 + 3.0f*u2) + t0*(u3 - 2.0f*u2 + u) + t1*(u3 - u2);
return pos;
}
int main(int argc, char** argv)
{
struct sigaction quitAction;
quitAction.sa_handler = finProgramme;
quitAction.sa_flags = 0;
sigaction(SIGINT, &quitAction, NULL);
sigaction(SIGQUIT, &quitAction, NULL);
// sigaction(, &quitAction, NULL);
int pereFils[2];
int filsPere[2];
if(pipe(pereFils) == -1 || pipe(filsPere) == -1)
{
fprintf(stderr, "Erreur pipe() impossible...\nArret du programme...\n");
finProgramme(1);
}
int pid = fork();
if (pid == -1)
{
fprintf(stderr, "Erreur fork() impossible...\nArret du programme...\n");
finProgramme(1);
}
else if(pid == 0) // fils traitement
{
close(filsPere[0]); // Fermeture de la lecture sur filsPere
close(pereFils[1]); // Fermeture de l'ecriture sur pereFils
fcntl(pereFils[0], F_SETFL, O_NONBLOCK); // Lecture non bloquante
do
{
printf("Entrez la taille de la mémoire vive :\t");
scanf("%d", &tailleMemoireVive);
printf("Entrez la taille de la memoire virtuelle :\t");
scanf("%d", &tailleMemoireVirtuelle);
if (tailleMemoireVive > tailleMemoireVirtuelle)
{
fprintf(stderr, "La memoire vive ne peut pas avoir une plus grande taille que le memoire virtuelle!\n");
}
} while (tailleMemoireVive > tailleMemoireVirtuelle);
do
{
printf("Entrez la taille des cadres de pages :\t");
scanf("%d", &tailleCadresPages);
if (tailleCadresPages > tailleMemoireVive || tailleCadresPages < 1)
fprintf(stderr, "La taille du cadre des pages doit etre une valeur strictement positive, inferieure a la taille de la memoire vive!\n");
} while (tailleCadresPages > tailleMemoireVive || tailleCadresPages < 1);
do
{
printf("Entrez le quantum pour l'ordonnancement :\t");
scanf("%d", &quantum);
if (quantum < 1)
fprintf(stderr, "Le quantum doit avoir une valeur strictement positive!\n");
} while (quantum < 1);
preparationMemoire();
preparationOrdonnanceur();
/*
newProcessus(10, 10);
newProcessus(10, 10);
newProcessus(10, 10);
*/
kill(getppid(), SIGUSR1);
while(0 == 0)
{
int numOrdonnancement = 0;
while(numOrdonnancement < MAXORDONNANCEMENT)
{
processTime();
//printf("Lecture de %s\n", a);
analyseReponse(pereFils[0]);
sleep(quantum);
}
reordonnancement();
}
}
else // pere
{
close(filsPere[1]); // Fermeture de l'ecriture sur filsPere
close(pereFils[0]); // Fermeture de la lecture sur pereFils
struct sigaction reveilAct;
reveilAct.sa_handler = reveil;
reveilAct.sa_flags = 0;
sigemptyset(&reveilAct.sa_mask);
sigaction(SIGUSR1, &reveilAct, NULL);
// Le pere entre en sommeil jusqu'a ce que le fils ait fini son initialisation
sleep(60);
printf("Initialisation terminée,\nvous pouvez maintenant utiliser le simulateur d'ordonnancement et de gestion de la mémoire.\n\n");
int action, end;
end = 0;
while (end == 0)
{
printf("Entrez une action a effectuer parmis les suivantes en entrant le numero correspondant:\n");
printf("0: Fin du simulateur.\n");
printf("1: Ajout d'un nouveau processus.\n");
printf("2: Affichage de la file d'attente des processus.\n");
printf("3: Affichage de la memoire.\n");
scanf("%d", &action);
switch (action)
{
case 1:
demandeAjoutProcessus(pereFils[1]);
sleep(100);
break;
case 2:
demandeFileAttenteProcessus(pereFils[1]);
sleep(100);
break;
case 3:
demandeMemoire(pereFils[1]);
sleep(100);
break;
case 0:
end = 1;
break;
}
}
}
finProgramme(0);
return 1;
}
STDMETHODIMP TffProcVideo::process(unsigned int framenum,uint64_t incsp,const unsigned char *src[4],stride_t srcStride[4],int ro,uint64_t outcsp,unsigned char *dst[4],stride_t dstStride[4])
{
return processTime(framenum,REF_SECOND_MULT*fpsDen*framenum/fpsNum,REF_SECOND_MULT*fpsDen*(framenum+1)/fpsNum,incsp,src,srcStride,ro,outcsp,dst,dstStride);
}
AnimationTimer::AnimationTimer(QObject *parent) : QObject(parent)
{
timer.setTimerType(Qt::PreciseTimer);
connect(&timer, SIGNAL(timeout()), this, SLOT(processTime()));
}