int main(void)
{
int i;
map *m;
int lastcap;
stats s;
stat_list *l1, *l2;
stat_list_iterator iter;
double _max_load[] = {0.2, 0.3, 0.5, 0.7, 0.85, 1.0, 1.15, 1.3, 1.5, 1.75, 2.0, 2.5, 3.0, 4.0, 6.0, 9.0, 12.0, 15.0, 20.0, 0.0};
double *max_load = _max_load;
l1 = stat_list_new();
l2 = stat_list_new();
while (*max_load > 0) {
m = map_new();
m->max_load = *max_load;
++max_load;
lastcap = m->cap;
s = map_stats(m);
srand(0);
for (i=0; i<=N; ++i) {
while (m->cap == lastcap) {
if ((m->len+1.0)/m->cap > m->max_load) {
s = map_stats(m);
}
map_set(m, randt(), randt());
}
lastcap = m->cap;
}
stat_list_insert(l1, s, -1);
stat_list_insert(l2, map_stats(m), -1);
map_free(m);
}
print_header();
print_hr();
for (iter=stat_list_iterate(l1); stat_list_next(l1, &iter); ) {
print_stats(stat_list_get_at(l1, iter));
}
print_hr();
print_header();
print_hr();
for (iter=stat_list_iterate(l2); stat_list_next(l2, &iter); ) {
print_stats(stat_list_get_at(l2, iter));
}
stat_list_free(l1);
stat_list_free(l2);
return 0;
}
void KisFilterNoise::processImpl(KisPaintDeviceSP device,
const QRect& applyRect,
const KisFilterConfiguration* config,
KoUpdater* progressUpdater
) const
{
Q_ASSERT(!device.isNull());
if (progressUpdater) {
progressUpdater->setRange(0, applyRect.width() * applyRect.height());
}
int count = 0;
const KoColorSpace * cs = device->colorSpace();
QVariant value;
int level = (config && config->getProperty("level", value)) ? value.toInt() : 50;
int opacity = (config && config->getProperty("opacity", value)) ? value.toInt() : 100;
KisSequentialIterator it(device, applyRect);
quint8* interm = new quint8[cs->pixelSize()];
double threshold = (100.0 - level) * 0.01;
qint16 weights[2];
weights[0] = (255 * opacity) / 100;
weights[1] = 255 - weights[0];
const quint8* pixels[2];
pixels[0] = interm;
KoMixColorsOp * mixOp = cs->mixColorsOp();
int seedThreshold = rand();
int seedRed = rand();
int seedGreen = rand();
int seedBlue = rand();
if (config) {
seedThreshold = config->getInt("seedThreshold", seedThreshold);
seedRed = config->getInt("seedRed", seedRed);
seedGreen = config->getInt("seedGreen", seedGreen);
seedBlue = config->getInt("seedBlue", seedBlue);
}
KisRandomGenerator randt(seedThreshold);
KisRandomGenerator randr(seedRed);
KisRandomGenerator randg(seedGreen);
KisRandomGenerator randb(seedBlue);
do {
if (randt.doubleRandomAt(it.x(), it.y()) > threshold) {
// XXX: Added static_cast to get rid of warnings
QColor c = qRgb(static_cast<int>((double)randr.doubleRandomAt(it.x(), it.y()) * 255),
static_cast<int>((double)randg.doubleRandomAt(it.x(), it.y()) * 255),
static_cast<int>((double)randb.doubleRandomAt(it.x(), it.y()) * 255));
cs->fromQColor(c, interm, 0);
pixels[1] = it.oldRawData();
mixOp->mixColors(pixels, weights, 2, it.rawData());
}
if (progressUpdater) progressUpdater->setValue(++count);
} while (it.nextPixel() && !(progressUpdater && progressUpdater->interrupted()));
delete [] interm;
}
