void LevelDesignerController::alignToGrid(void) { PolygonList polygonList = _model->getPolygonList(); for (int k = 0; k < _model->rowCount(); ++k) { TreeItem* polygonItem = _model->getItem(_model->index(k, 0)); std::vector<Point2d> vertices = polygonList.at(k).getVertices(); for (int i = 0; i < polygonItem->childCount(); ++i) { Point2d currVertex = vertices.at(i); int oldX = currVertex.getX(); int oldY = currVertex.getY(); int extraX = static_cast<int>(oldX)%50; int extraY = static_cast<int>(oldY)%50; int newX = oldX; int newY = oldY; if (extraY < 50/3) newY = oldY - extraY;// + 5; else if (extraY > 50 - 50/3) newY = oldY + (50 - extraY);// + 5; if (extraX < 50/3) newX = oldX - extraX;// + 5; else if (extraX > 50 - 50/3) newX = oldX + (50 - extraX);// + 5; if (oldX != newX || oldY != newY) moveVertex(k, i, oldX, oldY, newX, newY); } } }
// transform the mouse (Window coordinates) to the local coordinates (accordingly to localScreen matrix) // reference (local coordinates) is required to set the depth of the mouse cursor in screen Point3d ViewportUtil::applyLocalWindow(const Point2d &mouse,const Point3d &reference) { Point4d ref4d(reference); normalizedLocal.transform(&ref4d); Point4d result4d(mouse.getX(),mouse.getY(),ref4d.getZ()/ref4d.getW(),1.0); localWindow.transform(&result4d); Point3d result; result.project(result4d); return result; }
// CU : depth should be comprised between [-1,1] (depth in normalized device coordinate) Point3d ViewportUtil::applyLocalWindow(const Point2d &mouse,double depth) { Point4d result4d(mouse.getX(),mouse.getY(),depth,1); // result4d.print("result4d avant ="); localWindow.transform(&result4d); // localWindow.print("localWindow ="); // result4d.print("result4d ="); Point3d result; result.project(result4d); return result; }
double Segment::distance2(const Point2d &p) { return distance2(Point3d(p.getX(),p.getY(),0)); }
void Segment::setAB(const Point2d &aa,const Point2d &bb) { a.set(aa.getX(),aa.getY(),0); b.set(bb.getX(),bb.getY(),0); }
Segment::Segment(const Point2d &aa,const Point2d &bb) { init(); a.set(aa.getX(),aa.getY(),0); b.set(bb.getX(),bb.getY(),0); }
#include <color.hpp> #include <point2d.hpp> #include <circle.hpp> #include <rectangle.hpp> #define _USE_MATH_DEFINES #include <cmath> int main(int argc, char *argv[]) { return Catch::Session().run(argc, argv); } TEST_CASE("describe_test", "[test]"){ Point2d punkt{0.5, 1.0}; REQUIRE(punkt.getX() == Approx(0.5)); REQUIRE(punkt.getY() == Approx(1.0)); Point2d punkt2{1.0, 1.0}; punkt2.translate(-2.0, -2.0); REQUIRE(punkt2.getX() == Approx(-1.0)); REQUIRE(punkt2.getY() == Approx(-1.0)); punkt2.rotate(M_PI); REQUIRE(punkt2.getX() == Approx(1.0)); REQUIRE(punkt2.getY() == Approx(1.0)); Color farbe{1.0, 0.0, 0.0}; Circle kreis{punkt, 2.0, farbe}; REQUIRE(kreis.getRadius() == Approx(2.0)); REQUIRE(kreis.circumference() == Approx(12.56637)); REQUIRE(kreis.getColor().r == Approx(1.0)); REQUIRE(kreis.getCenter().getX() == Approx(0.5));
inline Point2dFloat operator*(const Point2d pt, const float factor) { return Point2dFloat(pt.getX() * factor, pt.getY() * factor); }
inline Point2dFloat operator*(const float factor, const Point2d pt) { return Point2dFloat(factor * pt.getX(), factor * pt.getY()); }