4 return start1 < end2 == start2 < end1;
9 pos +=
Position(sizeFrom/2, sizeFrom/2);
bool areLinesColliding(unsigned start1, unsigned end1, unsigned start2, unsigned end2)
tells if 2 lines are colliding in a 1 dimentionnal space
void applyTransformation(Position &pos, unsigned sizeFrom, unsigned sizeTo)
change the size of a Position object
nsGraphics::Vec2D Position