dPoint
Conv::units_bck(dPoint p) const{
dPoint p1 = p + dPoint(1,0);
dPoint p2 = p + dPoint(0,1);
bck(p), bck(p1), bck(p2);
return dPoint(pdist(p1-p), pdist(p2-p));
}
double
Conv::ang_bck(dPoint p, double a, double dx) const{
dPoint p1 = p + dPoint(dx*cos(a), dx*sin(a));
dPoint p2 = p - dPoint(dx*cos(a), dx*sin(a));
bck(p1); bck(p2);
p1-=p2;
return atan2(p1.y, p1.x);
}
void
PageBox::ch_page() {
if (no_ch) return;
dPoint p = page->get_active_id();
if (p.x==0) {
signal_changed_.emit();
return;
}
double d = dpi->get_value();
// convert margins to mm
double m = marg->get_value() *
u2mm(m_units->get_active_id(),d);
p-=2*dPoint(m,m);
if (p.x<0) p.x=0;
if (p.y<0) p.y=0;
// convert p to interface units:
p/=u2mm(units->get_active_id(),d);
bool sw = landsc->get_active();
no_ch=true;
x->set_value(sw? p.y:p.x);
y->set_value(sw? p.x:p.y);
no_ch=false;
signal_changed_.emit();
}
vector<cv::Point> ImageTransformation::getPointsRandomTransformation(vector<cv::Point> iP, Mat_<float> mx, Mat_<float> my)
{
vector<Point> iiP;
for(int i = 0; i < iP.size(); ++i)
{
int x = mx(iP[i].x,iP[i].y);
int y = my(iP[i].x,iP[i].y);
// qDebug()<< "x:" << iP[i].x << "to" << x;
// qDebug()<< "y:" << iP[i].y << "to" << y;
Point dPoint(x,y);
iiP.push_back(dPoint);
}
return iiP;
}
QPointF KisCoordinatesConverter::centeringCorrection() const
{
KisConfig cfg;
QSize documentSize = imageRectInWidgetPixels().toAlignedRect().size();
QPointF dPoint(documentSize.width(), documentSize.height());
QPointF wPoint(m_d->canvasWidgetSize.width(), m_d->canvasWidgetSize.height());
QPointF minOffset = -cfg.vastScrolling() * wPoint;
QPointF maxOffset = dPoint - wPoint + cfg.vastScrolling() * wPoint;
QPointF range = maxOffset - minOffset;
range.rx() = qMin(range.x(), (qreal)0.0);
range.ry() = qMin(range.y(), (qreal)0.0);
range /= 2;
return -range;
}
bool Cube::intersect(Vertex p, Vect d, vector<Shape *> * intersects){
Vertex dPoint(d.x, d.y, d.z);
translate(-trans[0], -trans[1], -trans[2], &p);
rotate(-rot[2], 0, 0 , 1, &p);
rotate(-rot[1], 0, 1 , 0, &p);
rotate(-rot[0], 1, 0 , 0, &p);
rotate(-rot[2], 0, 0 , 1, &dPoint);
rotate(-rot[1], 0, 1 , 0, &dPoint);
rotate(-rot[0], 1, 0 , 0, &dPoint);
scale(1/scal[0], 1/scal[1], 1/scal[2], &p);
scale(1/scal[0], 1/scal[1], 1/scal[2], &dPoint);
d.x = dPoint.x;
d.y = dPoint.y;
d.z = dPoint.z;
//Vect * newD = Vect::unitVector(d);
return intersectUnit(p,d, intersects);
}
dLine
Conv::line_frw(const dLine & l, double acc, int max) const {
dLine ret;
if (l.size()==0) return ret;
dPoint P1 = l[0], P1a =P1;
frw(P1a); ret.push_back(P1a); // add first point
dPoint P2, P2a;
for (int i=1; i<l.size(); i++){
P1 = l[i-1];
P2 = l[i];
double d = pdist(P1-P2)/(max+1)*1.5;
do {
P1a = P1; frw(P1a);
P2a = P2; frw(P2a);
// C1 - is a center of (P1-P2)
// C2-C1 is a perpendicular to (P1-P2) with acc length
dPoint C1 = (P1+P2)/2.;
dPoint C2 = C1 + acc*pnorm(dPoint(P1.y-P2.y, -P1.x+P2.x));
dPoint C1a = C1; frw(C1a);
dPoint C2a = C2; frw(C2a);
if ((pdist(C1a, (P1a+P2a)/2.) < pdist(C1a,C2a)) ||
(pdist(P1-P2) < d)){
// go to the rest of line (P2-l[i])
ret.push_back(P2a);
P1 = P2;
P2 = l[i];
}
else {
// go to the first half (P1-C1) of current line
P2 = C1;
}
} while (P1!=P2);
}
return ret;
}
bool KisZoomAndPanTest::checkRotation(ZoomAndPanTester &t, qreal angle)
{
// save old values
QPoint oldOffset = t.coordinatesConverter()->documentOffset();
QPointF oldCenteringCorrection = t.coordinatesConverter()->centeringCorrection();
QPointF oldPreferredCenter = t.canvasController()->preferredCenter();
QPointF oldRealCenterPoint = t.coordinatesConverter()->widgetToImage(t.coordinatesConverter()->widgetCenterPoint());
QSize oldDocumentSize = t.canvasController()->documentSize();
qreal baseAngle = t.coordinatesConverter()->rotationAngle();
t.canvasController()->rotateCanvas(angle);
// save result values
QPoint newOffset = t.coordinatesConverter()->documentOffset();
QPointF newCenteringCorrection = t.coordinatesConverter()->centeringCorrection();
QPointF newPreferredCenter = t.canvasController()->preferredCenter();
QPointF newRealCenterPoint = t.coordinatesConverter()->widgetToImage(t.coordinatesConverter()->widgetCenterPoint());
QSize newDocumentSize = t.canvasController()->documentSize();
// calculate theoretical preferred center
QTransform rot;
rot.rotate(angle);
QSizeF dSize = t.coordinatesConverter()->imageSizeInFlakePixels();
QPointF dPoint(dSize.width(), dSize.height());
QPointF expectedPreferredCenter =
(oldPreferredCenter - dPoint * correctionMatrix(baseAngle)) * rot +
dPoint * correctionMatrix(baseAngle + angle);
// calculate theoretical offset based on the real preferred center
QPointF wPoint(t.canvasWidget()->size().width(), t.canvasWidget()->size().height());
QPointF expectedOldOffset = oldPreferredCenter - 0.5 * wPoint;
QPointF expectedNewOffset = newPreferredCenter - 0.5 * wPoint;
bool preferredCenterAsExpected =
compareWithRounding(expectedPreferredCenter, newPreferredCenter, 2);
bool oldOffsetAsExpected =
compareWithRounding(expectedOldOffset + oldCenteringCorrection, QPointF(oldOffset), 2);
bool newOffsetAsExpected =
compareWithRounding(expectedNewOffset + newCenteringCorrection, QPointF(newOffset), 3);
qreal zoom = t.zoomController()->zoomAction()->effectiveZoom();
bool realCenterPointAsExpected =
compareWithRounding(oldRealCenterPoint, newRealCenterPoint, 2/zoom);
if (!oldOffsetAsExpected ||
!newOffsetAsExpected ||
!preferredCenterAsExpected ||
!realCenterPointAsExpected) {
qDebug() << "***** ROTATE **************";
if(!oldOffsetAsExpected) {
qDebug() << " ### Old offset invariant broken";
}
if(!newOffsetAsExpected) {
qDebug() << " ### New offset invariant broken";
}
if(!preferredCenterAsExpected) {
qDebug() << " ### Preferred center invariant broken";
}
if(!realCenterPointAsExpected) {
qDebug() << " ### *Real* center invariant broken";
}
qDebug() << ppVar(expectedOldOffset);
qDebug() << ppVar(expectedNewOffset);
qDebug() << ppVar(expectedPreferredCenter);
qDebug() << ppVar(oldOffset) << ppVar(newOffset);
qDebug() << ppVar(oldCenteringCorrection) << ppVar(newCenteringCorrection);
qDebug() << ppVar(oldPreferredCenter) << ppVar(newPreferredCenter);
qDebug() << ppVar(oldRealCenterPoint) << ppVar(newRealCenterPoint);
qDebug() << ppVar(oldDocumentSize) << ppVar(newDocumentSize);
qDebug() << ppVar(baseAngle) << "deg";
qDebug() << ppVar(angle) << "deg";
qDebug() << "***************************";
}
return preferredCenterAsExpected && oldOffsetAsExpected && newOffsetAsExpected && realCenterPointAsExpected;
}
dPoint
PageBox::get_px() {
double f = u2px(units->get_active_id(), dpi->get_value());
return dPoint(x->get_value(), y->get_value()) * f;
}
int
GObjGridPulk::draw(iImage & image, const iPoint & origin){
/* find wgs coordinate range and 6 degree zones */
const g_map m = *get_ref();
dPoint dorg(origin);
dRect rng = image.range() + dorg;
dRect rng_wgs = cnv.bb_frw(rng); // screen -> wgs
int lon0a = convs::lon2lon0(rng_wgs.TLC().x);
int lon0b = convs::lon2lon0(rng_wgs.BRC().x);
/* for all zones */
for (int lon0=lon0a; lon0<=lon0b; lon0+=6){
/* build screen -> pulkovo conversion or get it from the cache */
if (!convs.contains(lon0)){
Options o;
o.put("lon0", lon0);
convs.add(lon0, convs::map2pt(m, Datum("pulk"), Proj("tmerc"), o));
}
convs::map2pt cnv1(convs.get(lon0));
dRect rng_pulk = cnv1.bb_frw(rng); // screen -> pulkovo
if (std::isinf(rng_pulk.w) || std::isinf(rng_pulk.w)) continue;
double step = 1000;
while (rng_pulk.w> step*10 || rng_pulk.h> step*10) step*=10.0;
while (rng_pulk.w< step/10 || rng_pulk.h< step/10) step/=10.0;
dPoint tlc = rng_pulk.TLC(), brc= rng_pulk.BRC();
double xmin = floor(tlc.x/step)*step;
double xmax = ceil(brc.x/step)*step;
double ymin = floor(tlc.y/step)*step;
double ymax = ceil(brc.y/step)*step;
CairoWrapper cr(image);
cr->set_source_rgba(1,0,0,1);
cr->set_line_width(2);
if (lon0a!=lon0b){ /* clip the zone */
dRect rng_clip(lon0-3.0, rng_wgs.y, 6.0, rng_wgs.h);
rng_wgs.y-=rng_wgs.h*0.2;
rng_wgs.h+=rng_wgs.h*0.4;
cr->mkpath(cnv.line_bck(rect2line(rng_clip,1)) - dorg);
cr->clip_preserve();
cr->stroke();
}
for (double x=xmin; x<=xmax; x+=step){
dPoint p1(x, tlc.y), p2(x, brc.y);
cnv1.bck(p1), cnv1.bck(p2);
cr->move_to(p1-dorg);
cr->line_to(p2-dorg);
}
for (double y=ymin; y<=ymax; y+=step){
dPoint p1(tlc.x, y), p2(brc.x, y);
cnv1.bck(p1), cnv1.bck(p2);
cr->move_to(p1-dorg);
cr->line_to(p2-dorg);
}
cr->stroke();
/* step for labels */
step*=2;
xmin = floor(tlc.x/step)*step;
xmax = ceil(brc.x/step)*step;
ymin = floor(tlc.y/step)*step;
ymax = ceil(brc.y/step)*step;
/* labels */
cr->set_fig_font(18, 15, 100);
for (double x=xmin; x<=xmax; x+=step){
for (double y=ymin; y<=ymax; y+=step){
stringstream sx, sy;
sx << int(x/1000), sy << int(y/1000);
dPoint p1(x,y); cnv1.bck(p1);
cr->move_to(p1-dorg + dPoint(5, -5));
cr->show_text(sy.str());
cr->move_to(p1-dorg + dPoint(20, -25));
cr->save();
cr->rotate(-M_PI/2.0);
cr->show_text(sx.str());
cr->restore();
}
}
}
return GObj::FILL_PART;
}
