static void leaveDrive(int haveError)
{
if(!currentDrive)
return;
leaveDirectory(haveError);
if(!concise && !haveError) {
if(dirsOnDrive > 1) {
printf("\nTotal files listed:\n");
printSummary(filesOnDrive, bytesOnDrive);
}
if(RootDir && !fast) {
char *s1 = NULL;
mt_off_t bytes = getfree(RootDir);
if(bytes == -1) {
fprintf(stderr, "Fat error\n");
goto exit_1;
}
printf(" %s bytes free\n\n",
dotted_num(bytes,17, &s1));
#ifdef TEST_SIZE
((Fs_t*)GetFs(RootDir))->freeSpace = 0;
bytes = getfree(RootDir);
printf(" %s bytes free\n\n",
dotted_num(bytes,17, &s1));
#endif
if(s1)
free(s1);
}
}
exit_1:
FREE(&RootDir);
currentDrive = '\0';
}
void timerprocessor_c::add(timer_subscriber_c *t, double ttl, void * par, bool delete_same)
{
if (delete_same) del(t, par);
timer_subscriber_entry_s *e = getfree(t, ttl, par);
m_items.add(e);
t->added();
}
void
addVertex (Site* s, float x, float y)
{
Info_t* ip;
PtItem* p;
PtItem* curr;
PtItem* prev;
Point* origin = &(s->coord);
PtItem tmp;
int cmp;
/* fprintf (stderr, "addVertex (%d, %f, %f)\n", s->sitenbr, x, y); */
ip = nodeInfo + (s->sitenbr);
curr = ip->verts;
tmp.p.x = x;
tmp.p.y = y;
cmp = compare(origin, &tmp, curr);
if (cmp == 0) return;
else if (cmp < 0) {
p = (PtItem *) getfree(&pfl);
p->p.x = x;
p->p.y = y;
p->next = curr;
ip->verts = p;
return;
}
prev = curr;
curr = curr->next;
while ((cmp = compare(origin, &tmp, curr)) > 0) {
prev = curr;
curr = curr->next;
}
if (cmp == 0) return;
p = (PtItem *) getfree(&pfl);
p->p.x = x;
p->p.y = y;
prev->next = p;
p->next = curr;
/* This test should be unnecessary */
/* if (!sorted(origin,ip->verts)) */
/* error (ip,s,x,y); */
}
void bdelayedwrite() {
debug(1 + BUFFER_DL, "bdelayedwrite() {}\n");
buffer *buff = getfree();
if (buff->pid == getpid())
bsyncwrite(buff);
}
void
addVertex (Site* s, float x, float y)
{
Info_t* ip;
PtItem* p;
PtItem* curr;
PtItem* prev;
Point* origin = &(s->coord);
PtItem tmp;
/* fprintf (stderr, "addVertex (%d, %f, %f)\n", s->sitenbr, x, y); */
ip = nodeInfo + (s->sitenbr);
curr = ip->verts;
tmp.p.x = x;
tmp.p.y = y;
if (lessThan(origin, &tmp, curr)) {
p = (PtItem *) getfree(&pfl);
p->p.x = x;
p->p.y = y;
p->next = curr;
ip->verts = p;
return;
}
prev = curr;
curr = curr->next;
while (!lessThan (origin, &tmp, curr)) {
prev = curr;
curr = curr->next;
}
if ((x == prev->p.x) && (y == prev->p.y)) return;
p = (PtItem *) getfree(&pfl);
p->p.x = x;
p->p.y = y;
prev->next = p;
p->next = curr;
if (!sorted(origin,ip->verts))
error (ip,s,x,y);
}
struct VoronoiDiagramGenerator::Halfedge* VoronoiDiagramGenerator::HEcreate(struct VoronoiDiagramGenerator::Edge *e,int pm)
{
struct Halfedge *answer;
answer = (struct Halfedge *) getfree(&hfl);
answer -> ELedge = e;
answer -> ELpm = pm;
answer -> PQnext = (struct Halfedge *) NULL;
answer -> vertex = (struct Site *) NULL;
answer -> ELrefcnt = 0;
return(answer);
}
Halfedge *
HEcreate(Edge * e, int pm)
{
Halfedge * answer ;
answer = (Halfedge *)getfree(&hfl) ;
answer->ELedge = e ;
answer->ELpm = pm ;
answer->PQnext = (Halfedge *)NULL ;
answer->vertex = (Site *)NULL ;
answer->ELrefcnt = 0 ;
return (answer) ;
}
int
main(void)
{
unsigned short i;
char *tmtz, *net, *avgs, *root, *vol, *bat;
tmtz = net = avgs = root = vol = bat = NULL;
char *line;
static unsigned long long rec = 0, sent = 0;
if (!(dpy = XOpenDisplay(NULL))) {
fprintf(stderr, "dwmstatus: cannot open display.\n");
return 1;
}
parse_netdev(&rec, &sent);
for (i = 0;; sleep(1), i++) {
if (i % 10 == 0) {
free(bat);
bat = batstat();
}
if (i % 5 == 0) {
free(avgs);
free(root);
free(vol);
avgs = loadavg();
root = getfree("/");
vol = runcmd("amixer get PCM | grep -om1 '[0-9]*%'");
}
net = netusage(&rec, &sent);
tmtz = mktimes("%a %b %d %T");
line = smprintf("♪ %s ⚡ %s │ %s │ / %s │ %s │ %s",
vol, bat, net, root, avgs, tmtz);
XStoreName(dpy, DefaultRootWindow(dpy), line);
XSync(dpy, False);
free(net);
free(tmtz);
free(line);
if (i == 60)
i = 0;
}
XCloseDisplay(dpy);
return 0;
}
static void rt_task1()
{
while (1) {
printf("REALTIME START\n");
getfree();
show_freelist(¤t->mm.heap);
#ifdef CONFIG_SYSCALL
display_devtab();
#endif
sleep(3);
printf("REALTIME END\n");
yield();
}
}
//create a new site where the HalfEdges el1 and el2 intersect - note that the Point in the argument list is not used, don't know why it's there
struct VoronoiDiagramGenerator::Site * VoronoiDiagramGenerator::intersect(struct VoronoiDiagramGenerator::Halfedge *el1, struct VoronoiDiagramGenerator::Halfedge *el2, struct VoronoiDiagramGenerator::Point *p)
{
struct Edge *e1,*e2, *e;
struct Halfedge *el;
float d, xint, yint;
int right_of_site;
struct Site *v;
e1 = el1 -> ELedge;
e2 = el2 -> ELedge;
if(e1 == (struct Edge*)NULL || e2 == (struct Edge*)NULL)
return ((struct Site *) NULL);
//if the two edges bisect the same parent, return null
if (e1->reg[1] == e2->reg[1])
return ((struct Site *) NULL);
d = e1->a * e2->b - e1->b * e2->a;
if (-1.0e-10<d && d<1.0e-10)
return ((struct Site *) NULL);
xint = (e1->c*e2->b - e2->c*e1->b)/d;
yint = (e2->c*e1->a - e1->c*e2->a)/d;
if( (e1->reg[1]->coord.y < e2->reg[1]->coord.y) ||
(e1->reg[1]->coord.y == e2->reg[1]->coord.y &&
e1->reg[1]->coord.x < e2->reg[1]->coord.x) )
{
el = el1;
e = e1;
}
else
{
el = el2;
e = e2;
};
right_of_site = xint >= e -> reg[1] -> coord.x;
if ((right_of_site && el -> ELpm == le) || (!right_of_site && el -> ELpm == re))
return ((struct Site *) NULL);
//create a new site at the point of intersection - this is a new vector event waiting to happen
v = (struct Site *) getfree(&sfl);
v -> refcnt = 0;
v -> coord.x = xint;
v -> coord.y = yint;
return(v);
}
Edge *bisect(Site * s1, Site * s2)
{
double dx, dy, adx, ady;
Edge *newedge;
newedge = (Edge *) getfree(&efl);
newedge->reg[0] = s1;
newedge->reg[1] = s2;
ref(s1);
ref(s2);
newedge->ep[0] = (Site *) NULL;
newedge->ep[1] = (Site *) NULL;
dx = s2->coord.x - s1->coord.x;
dy = s2->coord.y - s1->coord.y;
adx = dx > 0 ? dx : -dx;
ady = dy > 0 ? dy : -dy;
newedge->c =
s1->coord.x * dx + s1->coord.y * dy + (dx * dx + dy * dy) * 0.5;
if (adx > ady) {
newedge->a = 1.0;
newedge->b = dy / dx;
newedge->c /= dx;
} else {
newedge->b = 1.0;
newedge->a = dx / dy;
newedge->c /= dy;
};
newedge->edgenbr = nedges;
#ifdef STANDALONE
out_bisector(newedge);
#endif
nedges += 1;
return (newedge);
}
struct Edge * VoronoiDiagramGenerator::bisect(struct Site *s1,struct Site *s2)
{
float dx,dy,adx,ady;
struct Edge *newedge;
newedge = (struct Edge *) getfree(&efl);
newedge->ignore = 0;
newedge -> reg[0] = s1; //store the sites that this edge is bisecting
newedge -> reg[1] = s2;
ref(s1);
ref(s2);
newedge -> ep[0] = (struct Site *) NULL; //to begin with, there are no endpoints on the bisector - it goes to infinity
newedge -> ep[1] = (struct Site *) NULL;
dx = s2->coord.x - s1->coord.x; //get the difference in x dist between the sites
dy = s2->coord.y - s1->coord.y;
adx = dx>0 ? dx : -dx; //make sure that the difference in positive
ady = dy>0 ? dy : -dy;
newedge -> c = (float)(s1->coord.x * dx + s1->coord.y * dy + (dx*dx + dy*dy)*0.5);//get the slope of the line
if (adx>ady)
{
newedge -> a = 1.0; newedge -> b = dy/dx; newedge -> c /= dx;//set formula of line, with x fixed to 1
}
else
{
newedge -> b = 1.0; newedge -> a = dx/dy; newedge -> c /= dy;//set formula of line, with y fixed to 1
};
newedge -> edgenbr = nedges;
//printf("\nbisect(%d) ((%f,%f) and (%f,%f)",nedges,s1->coord.x,s1->coord.y,s2->coord.x,s2->coord.y);
nedges += 1;
edges.push_back(newedge);
return(newedge);
}
buffer *getblk(int fs, ino_t inode, int block) {
debug(1 + BUFFER_DL, "getblk(fs:%d, inode:%d, block:%d) {\n", fs, (int)inode, block);
// wait for semaphore to start
while (!semWait(semid)) {
// skip signal interruptions
if (errno != EINTR) {
perror("getblk, semWait");
debug(2 + BUFFER_DL, "ERROR en getblk, semWait.");
exit(1);
}
}
// search for specified buffer or return a new one
buffer *buff = NULL;
while (buff == NULL) {
// search hash list for block
int pos = bc->header.hash[block % MAXHASH];
buffer *hl_buff = (pos > -1) ? &(bc->buffers[pos]) : NULL;
int times = 0;
while(pos > -1 && (hl_buff->inode != inode || hl_buff->block != block)) {
times ++;
if (times == MAXBUFF) {
printf("[%d] times: %d ... \n", getpid(), times);
int end = pos;
do {
bdebug(0, &(bc->buffers[pos]));
pos = bc->buffers[pos].hashnext;
} while (end != pos);
exit(0);
}
pos = hl_buff->hashnext;
hl_buff = (pos > -1) ? &(bc->buffers[pos]) : NULL;
}
// return the buffer if already loaded
if (hl_buff != NULL && hl_buff->inode == inode && hl_buff->block == block) {
// sleep until the targeted buffer becomes free
if (BS_CMP(hl_buff->status, BS_LOCKED)) {
bwait(hl_buff);
continue;
}
// take ownership off buffer
hl_buff->fd = getfd(inode);
hl_buff->pid = getpid();
// lock the found buffer
BS_SET(hl_buff->status, BS_LOCKED);
// will return found buffer
buff = hl_buff;
// allocate the block in a new buffer
} else {
buffer *new_buff = getfree();
// sleep until any buffer becomes free
if (new_buff == NULL) {
bwait(NULL);
continue;
}
// asynchronous write buffer to disk
while (BS_CMP(new_buff->status, BS_DELAYED)) {
basyncwrite(new_buff);
// wait for free buffer to be written
usleep(1000);
}
// set new buffer properties and proper hash list
drophash(new_buff);
new_buff->valid = 0;
new_buff->inode = inode;
new_buff->block = block;
new_buff->fd = getfd(inode);
new_buff->pid = getpid();
rehash(new_buff);
// lock the new buffer and mark it as not valid
BS_SET(new_buff->status, BS_LOCKED);
BS_CLR(new_buff->status, BS_VALID);
// will return the new buffer
buff = new_buff;
}
}
// extract the buffer from free list
setused(buff);
// free the semaphore
if (!semSignal(semid)) {
perror("getblk, semSignal");
debug(2 + BUFFER_DL, "ERROR en getblk, semSignal.");
exit(1);
}
bdebug(2 + BUFFER_DL, buff);
debug(1 + BUFFER_DL, "} -> %p\n", buff);
return buff;
}
int main(int argc,char* argv[])
{
char buffer[100];
int n=0;
struct sigaction s;
s.sa_sigaction = &handler;
sigemptyset(&s.sa_mask);
s.sa_flags =SA_SIGINFO;
sigaction (SIGUSR1, &s, NULL);
//create platforms
for(int i=0;i<3;i++)
{
pids[i]=fork();
if(pids[i]==0)
{
char buf[24];
sprintf(buf,"%d",32004+i);
execlp("./pf","./pf",buf,(char*)NULL);
}
}
//initially each platform is free
for(int i=0;i<3;i++)
{
idle[i]=1;
}
int rsfd=raw_socket(143);
printf("SM - rsfd:%d\n",rsfd);
int sfd[3];
//accept unix domain socket conn from platforms
int usfd=unix_socket("soc.socket");
for(int i=0;i<3;i++)
{
nusfd[i]=accept(usfd,NULL,NULL);
printf("nusfd %d : %d\n",i,nusfd[i]);
}
//tracks for different directions are laid
int p[3]={32001,32002,32003};
int maxfd=-1;
struct sockaddr_in myaddr[3];
fd_set readset;
FD_ZERO(&readset);
for(int i=0;i<3;i++)
{
sfd[i]=inet_serv_socket(p[i]);
if(maxfd<sfd[i])
{
maxfd=sfd[i];
}
}
sockaddr_in cliaddr;
socklen_t clen;
int pid;
int nsfd;
int pos=-1;
while(1)
{
//poll on tracks from differnt directions for incoming trains
FD_ZERO(&readset);
for(int i=0;i<3;i++)
{
if(sfd[i]!=-1)
FD_SET(sfd[i],&readset);
}
select(maxfd+1,&readset,NULL,NULL,NULL);
pos=-1;
for(int i=0;i<3;i++)
{
if(FD_ISSET(sfd[i],&readset))
{
pos=i;
break;
}
}
printf("all running\n");
//TODO:pass annoncements to all platforms
//get free platform
int r=getfree();
if(r>=0)
{
int nsfd=accept(sfd[pos],NULL,NULL);
//send announcements to all platforms
char buff[1000];char tmp[20];
struct sockaddr_in servaddr;
servaddr.sin_family=AF_INET;
servaddr.sin_port=htons(0);
servaddr.sin_addr.s_addr=htonl(INADDR_ANY);
bzero(buff,1000);
bzero(tmp,20);
sprintf(tmp,"%d\n",r);
strcpy(buff,"a train arriving at platform ");
strcat(buff,tmp);
sendto(rsfd,buff,1000,0,(struct sockaddr*)&servaddr,sizeof(servaddr));
//mark platform selected busy
idle[r]=0;
//pass fd to selected platform
sendfd(nusfd[r],nsfd);
close(nsfd);
}
}
return 0;
}
int main(){
FOO net;
readmin(&net);
getfree(&net);
}
/*
* Initialize for Zmodem receive attempt, try to activate Zmodem sender
* Handles ZSINIT frame
* Return ZFILE if Zmodem filename received, -1 on error,
* ZCOMPL if transaction finished, else 0: can be ymodem.
*/
int tryz(void)
{
int c, n;
int cmdzack1flg;
if (protocol != ZM_ZMODEM)
return 0;
for (n = zmodem_requested ?15:10; --n >= 0; ) {
/*
* Set buffer length (0) and capability flags
*/
Syslog('z', "tryz attempt %d", n);
stohdr(0L);
Txhdr[ZF0] = CANFC32|CANFDX|CANOVIO;
if (Zctlesc)
Txhdr[ZF0] |= TESCCTL;
zshhdr(tryzhdrtype, Txhdr);
if (tryzhdrtype == ZSKIP) /* Don't skip too far */
tryzhdrtype = ZRINIT; /* CAF 8-21-87 */
again:
switch (zgethdr(Rxhdr)) {
case ZRQINIT: continue;
case ZEOF: continue;
case TIMEOUT: Syslog('z', "Zmodem: tryz() timeout attempt %d", n);
continue;
case ZFILE: zconv = Rxhdr[ZF0];
if (!zconv) {
Syslog('z', "*** !zconv %d", zconv);
zconv = ZCBIN;
}
zmanag = Rxhdr[ZF1];
ztrans = Rxhdr[ZF2];
tryzhdrtype = ZRINIT;
c = zrdata(secbuf, MAXBLOCK);
io_mode(0, 3);
if (c == GOTCRCW) {
Syslog('z', "tryz return ZFILE");
return ZFILE;
}
zshhdr(ZNAK, Txhdr);
goto again;
case ZSINIT: /* this once was:
* Zctlesc = TESCCTL & Rxhdr[ZF0];
* trouble: if rz get --escape flag:
* - it sends TESCCTL to sz,
* get a ZSINIT _without_ TESCCTL (yeah - sender didn't know),
* overwrites Zctlesc flag ...
* - sender receives TESCCTL and uses "|=..."
* so: sz escapes, but rz doesn't unescape ... not good.
*/
Zctlesc |= TESCCTL & Rxhdr[ZF0];
if (zrdata(Attn, ZATTNLEN) == GOTCRCW) {
stohdr(1L);
zshhdr(ZACK, Txhdr);
goto again;
}
zshhdr(ZNAK, Txhdr);
goto again;
case ZFREECNT: stohdr(getfree());
zshhdr(ZACK, Txhdr);
goto again;
case ZCOMMAND: cmdzack1flg = Rxhdr[ZF0];
if (zrdata(secbuf, MAXBLOCK) == GOTCRCW) {
if (cmdzack1flg & ZCACK1)
stohdr(0L);
else
Syslog('+', "Zmodem: request for command \"%s\" ignored", printable(secbuf,-32));
stohdr(0L);
do {
zshhdr(ZCOMPL, Txhdr);
} while (++errors<20 && zgethdr(Rxhdr) != ZFIN);
return ackbibi();
}
zshhdr(ZNAK, Txhdr);
goto again;
case ZCOMPL: goto again;
case ZRINIT: Syslog('z', "tryz: got ZRINIT");
return TERROR;
case ZFIN: /* do not beleive in first ZFIN */
ackbibi();
return ZCOMPL;
case TERROR:
case HANGUP:
case ZCAN: return TERROR;
default: continue;
}
}
return 0;
}
Site *
getsite ()
{
return ((Site *) getfree(&sfl));
}
/*
* Initialize for Zmodem receive attempt, try to activate Zmodem sender
* Handles ZSINIT frame
* Return ZFILE if Zmodem filename received, -1 on error,
* ZCOMPL if transaction finished, else 0
*/
static int tryz(void)
{
int c, n;
int cmdzack1flg;
for (n = Zmodem ? 15 : 5; --n >= 0;) {
/* Set buffer length (0) and capability flags */
stohdr(0L);
Txhdr[ZF0] = CANFC32 | CANFDX | CANOVIO | CANBRK;
if (Zctlesc)
Txhdr[ZF0] |= TESCCTL; /* TESCCTL == ESCCTL */
zshhdr(tryzhdrtype, Txhdr);
if (tryzhdrtype == ZSKIP) /* Don't skip too far */
tryzhdrtype = ZRINIT; /* CAF 8-21-87 */
again:
switch (zgethdr(Rxhdr, 0)) {
case ZRQINIT:
continue;
case ZEOF:
continue;
case TIMEOUT:
continue;
case ZFILE:
zconv = Rxhdr[ZF0];
zmanag = Rxhdr[ZF1];
ztrans = Rxhdr[ZF2];
tryzhdrtype = ZRINIT;
c = zrdata(secbuf, MAX_BLOCK);
mode(3);
if (c == GOTCRCW)
return ZFILE;
zshhdr(ZNAK, Txhdr);
goto again;
case ZSINIT:
Zctlesc = TESCCTL & Rxhdr[ZF0];
if (zrdata(Attn, ZATTNLEN) == GOTCRCW) {
stohdr(1L);
zshhdr(ZACK, Txhdr);
goto again;
}
zshhdr(ZNAK, Txhdr);
goto again;
case ZFREECNT:
stohdr(getfree());
zshhdr(ZACK, Txhdr);
goto again;
case ZCOMMAND:
cmdzack1flg = Rxhdr[ZF0];
if (zrdata(secbuf, MAX_BLOCK) == GOTCRCW) {
if (Verbose) {
fprintf(stderr,
"lrz: remote requested command\n");
fprintf(stderr, "lrz: %s\n",
secbuf);
}
if (Verbose)
fprintf(stderr,
"lrz: not executed\n");
zshhdr(ZCOMPL, Txhdr);
return ZCOMPL;
}
goto again;
case ZCOMPL:
goto again;
default:
continue;
case ZFIN:
ackbibi();
return ZCOMPL;
case ZCAN:
return ERROR;
}
}
return 0;
}
void VoronoiDiagramGenerator::clip_line(struct Edge *e)
{
struct Site *s1, *s2;
float x1=0,x2=0,y1=0,y2=0, temp = 0;
Site *v1= 0, *v2 = 0;
bool needNewVertex1 = false,needNewVertex2 = false;
x1 = e->reg[0]->coord.x;
x2 = e->reg[1]->coord.x;
y1 = e->reg[0]->coord.y;
y2 = e->reg[1]->coord.y;
//if the distance between the two points this line was created from is less than
//the square root of 2, then ignore it
if(sqrt(((x2 - x1) * (x2 - x1)) + ((y2 - y1) * (y2 - y1))) < minDistanceBetweenSites)
{
return;
}
pxmin = borderMinX;
pxmax = borderMaxX;
pymin = borderMinY;
pymax = borderMaxY;
// printf("\nEdge (%d), minX = %f, maxX = %f, minY = %f, maxY = %f",e->edgenbr,pxmin, pxmax, pymin,pymax);
if(e -> a == 1.0 && e ->b >= 0.0)
{
s1 = e -> ep[1];
s2 = e -> ep[0];
}
else
{
s1 = e -> ep[0];
s2 = e -> ep[1];
};
v1 = s1;
v2 = s2;
if(e -> a == 1.0)
{
y1 = pymin;
if (s1!=(struct Site *)NULL && s1->coord.y > pymin)
{
y1 = s1->coord.y;
}
else
{
needNewVertex1 = true;
}
if(y1>pymax)
{
y1 = pymax;
needNewVertex1 = true;
}
x1 = e -> c - e -> b * y1;
y2 = pymax;
if (s2!=(struct Site *)NULL && s2->coord.y < pymax)
{
y2 = s2->coord.y;
}
else
{
needNewVertex2 = true;
}
if(y2<pymin)
{
y2 = pymin;
needNewVertex2 = true;
}
x2 = (e->c) - (e->b) * y2;
if (((x1> pxmax) & (x2>pxmax)) | ((x1<pxmin)&(x2<pxmin)))
{
return;
}
if(x1> pxmax)
{ x1 = pxmax; y1 = (e -> c - x1)/e -> b;needNewVertex1 = true;}
if(x1<pxmin)
{ x1 = pxmin; y1 = (e -> c - x1)/e -> b;needNewVertex1 = true;}
if(x2>pxmax)
{ x2 = pxmax; y2 = (e -> c - x2)/e -> b;needNewVertex2 = true;}
if(x2<pxmin)
{ x2 = pxmin; y2 = (e -> c - x2)/e -> b;needNewVertex2 = true;}
}
else
{
x1 = pxmin;
if (s1!=(struct Site *)NULL && s1->coord.x > pxmin)
{
x1 = s1->coord.x;
}
else
{
needNewVertex1 = true;
}
if(x1>pxmax)
{
x1 = pxmax;
needNewVertex1 = true;
}
y1 = e -> c - e -> a * x1;
x2 = pxmax;
if (s2!=(struct Site *)NULL && s2->coord.x < pxmax)
{
x2 = s2->coord.x;
}
else
{
needNewVertex2 = true;
}
if(x2<pxmin)
{
x2 = pxmin;
needNewVertex2 = true;
}
y2 = e -> c - e -> a * x2;
if (((y1> pymax) & (y2>pymax)) | ((y1<pymin)&(y2<pymin)))
{
return;
}
if(y1> pymax)
{ y1 = pymax; x1 = (e -> c - y1)/e -> a;needNewVertex1 = true;}
if(y1<pymin)
{ y1 = pymin; x1 = (e -> c - y1)/e -> a;needNewVertex1 = true;}
if(y2>pymax)
{ y2 = pymax; x2 = (e -> c - y2)/e -> a;needNewVertex2 = true;}
if(y2<pymin)
{ y2 = pymin; x2 = (e -> c - y2)/e -> a;needNewVertex2 = true;}
}
//printf("\nPushing line (%f,%f,%f,%f)",x1,y1,x2,y2);
//
if(!((x1 == x2 && x2== pxmin) || (x1 == x2 && x2 == pxmax) ||
(y1 == y2 && y2 == pymin) || (y1 == y2 && y2 == pymax)))
{
pushGraphEdge(x1,y1,x2,y2);
if(needNewVertex1)
{
//printf("\nCreate new vertex 1
v1 = (struct Site *) getfree(&sfl);
v1 -> refcnt = 0;
v1 -> coord.x = x1;
v1 -> coord.y = y1;
makevertex(v1);
}
if(needNewVertex2)
{
v2 = (struct Site *) getfree(&sfl);
v2 -> refcnt = 0;
v2 -> coord.x = x2;
v2 -> coord.y = y2;
makevertex(v2);
}
insertVertexLink(v1->sitenbr,v2->sitenbr);
}
}
