int PaletteTransform::quant(void)
{
if(!inProgress) return 0;
uchar* pf = from + 3*n0;
uchar* pt = to + 3*n0;
char* pd = delta + 3*n0;
int max = 3*sz;
int log = 0;
while(max--) {
if(*pd) {
log = 1;
if(abs((int)*pf - (int)*pt) <= abs(*pd))
*pf = *pt, *pd = 0;
else
*pf += *pd;
}
pf++;
pt++;
pd++;
}
if(!log) {
inProgress = 0;
if(event) *event = 0;
}
XGR_SetPal(from,n0,sz);
if(DIBLog) XGR_Flush(0,0,XGR_MAXX,XGR_MAXY);
return 1;
}
void PalEvidence(char* tpal,char* pal)
{
const int SPEED = 4;
int log = 1,i;
int t;
while(log) {
t = CLOCK();
while(CLOCK() < t + 1);
log = 0;
for(i = 0; i < 256; i++) {
tpal[3*i + 0] += SPEED;
tpal[3*i + 1] += SPEED;
tpal[3*i + 2] += SPEED;
if(tpal[3*i + 0] >= pal[3*i + 0]) tpal[3*i + 0] = pal[3*i + 0];
else log = 1;
if(tpal[3*i + 1] >= pal[3*i + 1]) tpal[3*i + 1] = pal[3*i + 1];
else log = 1;
if(tpal[3*i + 2] >= pal[3*i + 2]) tpal[3*i + 2] = pal[3*i + 2];
else log = 1;
}
XGR_SetPal(tpal,0,255);
XGR_Flush(0,0,XGR_MAXX,XGR_MAXY);
xtClearMessageQueue();
}
}
void PalSlake(char* pal)
{
const int SPEED = 4;
int log = 1,i;
int t;
while(log) {
t = CLOCK();
while(CLOCK() < t + 1);
log = 0;
for(i = 0; i < 256; i++) {
if(pal[3*i + 0] <= SPEED) pal[3*i + 0] = 0;
else pal[3*i + 0] -= SPEED, log = 1;
if(pal[3*i + 1] <= SPEED) pal[3*i + 1] = 0;
else pal[3*i + 1] -= SPEED, log = 1;
if(pal[3*i + 2] <= SPEED) pal[3*i + 2] = 0;
else pal[3*i + 2] -= SPEED, log = 1;
}
XGR_SetPal(pal,0,255);
XGR_Flush(0,0,XGR_MAXX,XGR_MAXY);
xtClearMessageQueue();
}
}
void iChatScreenObject::flush(void)
{
XGR_Flush(PosX,PosY,SizeX,SizeY);
}
