get_bbox.cpp

	auto get_bbox = [](const vector<ofVec2f> pts) -> ofRectangle
	{
		auto xpair = std::minmax_element(pts.begin(), pts.end(),
			[](const ofVec2f& a, const ofVec2f& b) {
			return a.x < b.x;
		});
		auto ypair = std::minmax_element(pts.begin(), pts.end(),
			[](const ofVec2f& a, const ofVec2f& b) {
			return a.y < b.y;
		});

		return ofRectangle(
			xpair.first->x, ypair.first->y, 
			xpair.second->x - xpair.first->x, ypair.second->y - ypair.first->y);
	};