diff -r 7c4a63a02632 -r 028798a72591 src/linetypes/triangle.h
--- a/src/linetypes/triangle.h	Mon Mar 09 22:12:50 2020 +0200
+++ b/src/linetypes/triangle.h	Mon Mar 09 23:42:26 2020 +0200
@@ -15,13 +15,13 @@
 		const glm::vec3 &point_2,
 		const glm::vec3 &point_3,
 		Color colorIndex = ldraw::mainColor);
-	Triangle(const QVector<glm::vec3>& vertices, const Color color);
+	Triangle(const std::array<glm::vec3, 3>& vertices, const Color color);
+	Triangle(const glm::vec3 (&vertices)[3], const Color color);
 	QVariant getProperty(Property id) const override;
 	SetPropertyResult setProperty(Property id, const QVariant& value) override;
 	QString textRepresentation() const override;
 	void getPolygons(std::vector<gl::Polygon>& polygons, GetPolygonsContext* context) const override;
 	void invert() override;
-private:
 	glm::vec3 points[3] = {{}};
 };