130 files changed, 579 insertions, 387 deletions

diff --git a/tests/regression/dumptest/2d-3d-expected.txt b/tests/regression/dumptest/2d-3d-expected.csg
index 5789ed7..a2f6422 100644
--- a/tests/regression/dumptest/2d-3d-expected.txt
+++ b/tests/regression/dumptest/2d-3d-expected.csg
@@ -1,5 +1,6 @@
+group() {
 	cube(size = [1, 1, 1], center = false);
 	multmatrix([[1, 0, 0, 2], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		square(size = [1, 1], center = false);
 	}
-
+}
diff --git a/tests/regression/dumptest/allexpressions-expected.csg b/tests/regression/dumptest/allexpressions-expected.csg
new file mode 100644
index 0000000..0a04719
--- /dev/null
+++ b/tests/regression/dumptest/allexpressions-expected.csg
@@ -0,0 +1 @@
+group();
diff --git a/tests/regression/dumptest/allexpressions-expected.txt b/tests/regression/dumptest/allexpressions-expected.txt
deleted file mode 100644
index 8b13789..0000000
--- a/tests/regression/dumptest/allexpressions-expected.txt
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/tests/regression/dumptest/allfunctions-expected.csg b/tests/regression/dumptest/allfunctions-expected.csg
new file mode 100644
index 0000000..0a04719
--- /dev/null
+++ b/tests/regression/dumptest/allfunctions-expected.csg
@@ -0,0 +1 @@
+group();
diff --git a/tests/regression/dumptest/allfunctions-expected.txt b/tests/regression/dumptest/allfunctions-expected.txt
deleted file mode 100644
index 8b13789..0000000
--- a/tests/regression/dumptest/allfunctions-expected.txt
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/tests/regression/dumptest/allmodules-expected.txt b/tests/regression/dumptest/allmodules-expected.csg
index 74bf191..42bf4fa 100644
--- a/tests/regression/dumptest/allmodules-expected.txt
+++ b/tests/regression/dumptest/allmodules-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	minkowski(convexity = 0);
 	glide(path = undef, convexity = 0);
 	subdiv(level = 1, convexity = 0);
@@ -38,4 +39,4 @@
 	multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]);
 	multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]);
 	color([-1, -1, -1, 1]);
-
+}
diff --git a/tests/regression/dumptest/assign-expected.csg b/tests/regression/dumptest/assign-expected.csg
new file mode 100644
index 0000000..434cc8f
--- /dev/null
+++ b/tests/regression/dumptest/assign-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	group();
+}
diff --git a/tests/regression/dumptest/assign-tests-expected.txt b/tests/regression/dumptest/assign-tests-expected.csg
index f9db497..df147fe 100644
--- a/tests/regression/dumptest/assign-tests-expected.txt
+++ b/tests/regression/dumptest/assign-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 			cube(size = [0, 0, 0], center = false);
@@ -48,4 +49,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/background-modifier-expected.txt b/tests/regression/dumptest/background-modifier-expected.csg
index 5861bef..4d6d019 100644
--- a/tests/regression/dumptest/background-modifier-expected.txt
+++ b/tests/regression/dumptest/background-modifier-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	difference() {
 		sphere($fn = 0, $fa = 12, $fs = 2, r = 10);
 		%cylinder($fn = 0, $fa = 12, $fs = 2, h = 30, r1 = 6, r2 = 6, center = true);
@@ -17,4 +18,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/child-background-expected.txt b/tests/regression/dumptest/child-background-expected.csg
index c3e8288..fa0286c 100644
--- a/tests/regression/dumptest/child-background-expected.txt
+++ b/tests/regression/dumptest/child-background-expected.csg
@@ -1,7 +1,8 @@
+group() {
 	difference() {
 		sphere($fn = 0, $fa = 12, $fs = 2, r = 10);
 		group() {
 			cylinder($fn = 0, $fa = 12, $fs = 2, h = 30, r1 = 6, r2 = 6, center = true);
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/child-child-test-expected.txt b/tests/regression/dumptest/child-child-test-expected.csg
index 13f098d..2480558 100644
--- a/tests/regression/dumptest/child-child-test-expected.txt
+++ b/tests/regression/dumptest/child-child-test-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 1], [0, 0, 0, 1]]) {
 			cylinder($fn = 0, $fa = 12, $fs = 2, h = 1, r1 = 5, r2 = 5, center = false);
@@ -56,4 +57,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/child-expected.csg b/tests/regression/dumptest/child-expected.csg
new file mode 100644
index 0000000..0a04719
--- /dev/null
+++ b/tests/regression/dumptest/child-expected.csg
@@ -0,0 +1 @@
+group();
diff --git a/tests/regression/dumptest/child-tests-expected.txt b/tests/regression/dumptest/child-tests-expected.csg
index e1a7557..62363ff 100644
--- a/tests/regression/dumptest/child-tests-expected.txt
+++ b/tests/regression/dumptest/child-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		group() {
 			multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
@@ -49,4 +50,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/circle-expected.csg b/tests/regression/dumptest/circle-expected.csg
new file mode 100644
index 0000000..19c862b
--- /dev/null
+++ b/tests/regression/dumptest/circle-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	circle($fn = 0, $fa = 12, $fs = 2, r = 1);
+}
diff --git a/tests/regression/dumptest/circle-tests-expected.txt b/tests/regression/dumptest/circle-tests-expected.csg
index 28359d8..b522850 100644
--- a/tests/regression/dumptest/circle-tests-expected.txt
+++ b/tests/regression/dumptest/circle-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	circle($fn = 0, $fa = 12, $fs = 2, r = 1);
 	multmatrix([[1, 0, 0, 0], [0, 1, 0, 3], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		circle($fn = 0, $fa = 12, $fs = 2, r = 1);
@@ -29,4 +30,4 @@
 	multmatrix([[1, 0, 0, 3], [0, 1, 0, -9], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		circle($fn = 0.1, $fa = 12, $fs = 2, r = 1);
 	}
-
+}
diff --git a/tests/regression/dumptest/color-expected.csg b/tests/regression/dumptest/color-expected.csg
new file mode 100644
index 0000000..ef862fc
--- /dev/null
+++ b/tests/regression/dumptest/color-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	color([-1, -1, -1, 1]);
+}
diff --git a/tests/regression/dumptest/color-tests-expected.txt b/tests/regression/dumptest/color-tests-expected.csg
index 95fe012..a65fdc6 100644
--- a/tests/regression/dumptest/color-tests-expected.txt
+++ b/tests/regression/dumptest/color-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	color([-1, -1, -1, 1]);
 	color([-1, -1, -1, 1]);
 	multmatrix([[1, 0, 0, 12], [0, 1, 0, 12], [0, 0, 1, 0], [0, 0, 0, 1]]) {
@@ -61,4 +62,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/control-hull-dimension-expected.txt b/tests/regression/dumptest/control-hull-dimension-expected.csg
index be2e4ee..720ebe7 100644
--- a/tests/regression/dumptest/control-hull-dimension-expected.txt
+++ b/tests/regression/dumptest/control-hull-dimension-expected.csg
@@ -1,5 +1,6 @@
+group() {
 	hull() {
 		circle($fn = 0, $fa = 12, $fs = 2, r = 1);
 		group();
 	}
-
+}
diff --git a/tests/regression/dumptest/cube-expected.csg b/tests/regression/dumptest/cube-expected.csg
new file mode 100644
index 0000000..91dc5fc
--- /dev/null
+++ b/tests/regression/dumptest/cube-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	cube(size = [1, 1, 1], center = false);
+}
diff --git a/tests/regression/dumptest/cube-tests-expected.txt b/tests/regression/dumptest/cube-tests-expected.csg
index 697c433..848bd27 100644
--- a/tests/regression/dumptest/cube-tests-expected.txt
+++ b/tests/regression/dumptest/cube-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	cube(size = [1, 1, 1], center = false);
 	cube(size = [1, 1, 0], center = false);
 	cube(size = [1, 0, 1], center = false);
@@ -9,4 +10,4 @@
 	multmatrix([[1, 0, 0, 6], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		cube(size = [2, 4, 2], center = true);
 	}
-
+}
diff --git a/tests/regression/dumptest/cylinder-expected.csg b/tests/regression/dumptest/cylinder-expected.csg
new file mode 100644
index 0000000..aa99b6c
--- /dev/null
+++ b/tests/regression/dumptest/cylinder-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	cylinder($fn = 0, $fa = 12, $fs = 2, h = 1, r1 = 1, r2 = 1, center = false);
+}
diff --git a/tests/regression/dumptest/cylinder-tests-expected.txt b/tests/regression/dumptest/cylinder-tests-expected.csg
index c47ffe1..5c57bca 100644
--- a/tests/regression/dumptest/cylinder-tests-expected.txt
+++ b/tests/regression/dumptest/cylinder-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	cylinder($fn = 0, $fa = 12, $fs = 2, h = 1, r1 = 1, r2 = 1, center = false);
 	multmatrix([[1, 0, 0, 1], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		cylinder($fn = 0, $fa = 12, $fs = 2, h = 1, r1 = 0, r2 = 0, center = false);
@@ -35,4 +36,4 @@
 	multmatrix([[1, 0, 0, -10], [0, 1, 0, -10], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		cylinder($fn = 0.1, $fa = 12, $fs = 2, h = 7.0711, r1 = 3.5356, r2 = 3.5356, center = true);
 	}
-
+}
diff --git a/tests/regression/dumptest/difference-expected.csg b/tests/regression/dumptest/difference-expected.csg
new file mode 100644
index 0000000..09b977f
--- /dev/null
+++ b/tests/regression/dumptest/difference-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	difference();
+}
diff --git a/tests/regression/dumptest/difference-tests-expected.txt b/tests/regression/dumptest/difference-tests-expected.csg
index 30dd001..f2c1419 100644
--- a/tests/regression/dumptest/difference-tests-expected.txt
+++ b/tests/regression/dumptest/difference-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	difference();
 	difference();
 	difference() {
@@ -35,4 +36,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/disable-modifier-expected.txt b/tests/regression/dumptest/disable-modifier-expected.csg
index a237a48..652021e 100644
--- a/tests/regression/dumptest/disable-modifier-expected.txt
+++ b/tests/regression/dumptest/disable-modifier-expected.csg
@@ -1,4 +1,5 @@
+group() {
 	difference() {
 		cylinder($fn = 0, $fa = 12, $fs = 2, h = 30, r1 = 6, r2 = 6, center = true);
 	}
-
+}
diff --git a/tests/regression/dumptest/dxf_linear_extrude-expected.csg b/tests/regression/dumptest/dxf_linear_extrude-expected.csg
new file mode 100644
index 0000000..5404abf
--- /dev/null
+++ b/tests/regression/dumptest/dxf_linear_extrude-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	linear_extrude(height = 100, center = false, convexity = 1, scale = [1, 1], $fn = 0, $fa = 12, $fs = 2);
+}
diff --git a/tests/regression/dumptest/dxf_rotate_extrude-expected.csg b/tests/regression/dumptest/dxf_rotate_extrude-expected.csg
new file mode 100644
index 0000000..54f06b3
--- /dev/null
+++ b/tests/regression/dumptest/dxf_rotate_extrude-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	rotate_extrude(convexity = 1, $fn = 0, $fa = 12, $fs = 2);
+}
diff --git a/tests/regression/dumptest/echo-expected.csg b/tests/regression/dumptest/echo-expected.csg
new file mode 100644
index 0000000..434cc8f
--- /dev/null
+++ b/tests/regression/dumptest/echo-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	group();
+}
diff --git a/tests/regression/dumptest/escape-test-expected.txt b/tests/regression/dumptest/escape-test-expected.csg
index af7f3e7..7303df8 100644
--- a/tests/regression/dumptest/escape-test-expected.txt
+++ b/tests/regression/dumptest/escape-test-expected.csg
@@ -1,2 +1,3 @@
+group() {
 	import(file = "B-\" C-\t D-\n E-'", layer = "A:\\ B:\" C:\t D:\n E:' F:\\\\", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2);
-
+}
diff --git a/tests/regression/dumptest/example001-expected.txt b/tests/regression/dumptest/example001-expected.csg
index 7d92377..ab7e4e9 100644
--- a/tests/regression/dumptest/example001-expected.txt
+++ b/tests/regression/dumptest/example001-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		difference() {
 			sphere($fn = 0, $fa = 12, $fs = 1, r = 25);
@@ -18,4 +19,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example002-expected.txt b/tests/regression/dumptest/example002-expected.csg
index b3a79ce..a34dd2a 100644
--- a/tests/regression/dumptest/example002-expected.txt
+++ b/tests/regression/dumptest/example002-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		intersection() {
 			difference() {
@@ -18,4 +19,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example003-expected.txt b/tests/regression/dumptest/example003-expected.csg
index 480b032..4afbc17 100644
--- a/tests/regression/dumptest/example003-expected.txt
+++ b/tests/regression/dumptest/example003-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		difference() {
 			union() {
@@ -13,4 +14,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example004-expected.txt b/tests/regression/dumptest/example004-expected.csg
index 9fda7fe..606d9a6 100644
--- a/tests/regression/dumptest/example004-expected.txt
+++ b/tests/regression/dumptest/example004-expected.csg
@@ -1,7 +1,8 @@
+group() {
 	group() {
 		difference() {
 			cube(size = [30, 30, 30], center = true);
 			sphere($fn = 0, $fa = 12, $fs = 2, r = 20);
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example005-expected.txt b/tests/regression/dumptest/example005-expected.csg
index e584aa7..99c017d 100644
--- a/tests/regression/dumptest/example005-expected.txt
+++ b/tests/regression/dumptest/example005-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -120], [0, 0, 0, 1]]) {
 			difference() {
@@ -40,4 +41,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example006-expected.txt b/tests/regression/dumptest/example006-expected.csg
index 467ccbc..72ac87b 100644
--- a/tests/regression/dumptest/example006-expected.txt
+++ b/tests/regression/dumptest/example006-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		difference() {
 			cube(size = [100, 100, 100], center = true);
@@ -370,4 +371,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example007-expected.txt b/tests/regression/dumptest/example007-expected.csg
index 4e130bd..cc4d4fa 100644
--- a/tests/regression/dumptest/example007-expected.txt
+++ b/tests/regression/dumptest/example007-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -10], [0, 0, 0, 1]]) {
 		group() {
 			difference() {
@@ -43,4 +44,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example008-expected.txt b/tests/regression/dumptest/example008-expected.csg
index f6d4a4c..f9116e7 100644
--- a/tests/regression/dumptest/example008-expected.txt
+++ b/tests/regression/dumptest/example008-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	difference() {
 		intersection() {
 			multmatrix([[1, 0, 0, -25], [0, 1, 0, -25], [0, 0, 1, -25], [0, 0, 0, 1]]) {
@@ -25,4 +26,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example009-expected.txt b/tests/regression/dumptest/example009-expected.csg
index b4c7bcf..5417d6b 100644
--- a/tests/regression/dumptest/example009-expected.txt
+++ b/tests/regression/dumptest/example009-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	%linear_extrude(height = 22, center = true, convexity = 10, scale = [1, 1], $fn = 0, $fa = 12, $fs = 2) {
 		import(file = "example009.dxf", layer = "body", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2);
 	}
@@ -19,4 +20,4 @@
 		}
 		rotate_extrude(file = "example009.dxf", layer = "fan_side", origin = [0, -40], scale = 1, convexity = 10, $fn = 0, $fa = 12, $fs = 2);
 	}
-
+}
diff --git a/tests/regression/dumptest/example010-expected.txt b/tests/regression/dumptest/example010-expected.csg
index d0039ef..b8b49ce 100644
--- a/tests/regression/dumptest/example010-expected.txt
+++ b/tests/regression/dumptest/example010-expected.csg
@@ -1,7 +1,8 @@
+group() {
 	intersection() {
 		surface(file = "example010.dat", center = true);
-		multmatrix([[0.70710678118, -0.70710678118, 0, 0], [0.70710678118, 0.70710678118, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+		multmatrix([[0.707107, -0.707107, 0, 0], [0.707107, 0.707107, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 			surface(file = "example010.dat", center = true);
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example011-expected.txt b/tests/regression/dumptest/example011-expected.csg
index de56dde..653a6cf 100644
--- a/tests/regression/dumptest/example011-expected.txt
+++ b/tests/regression/dumptest/example011-expected.csg
@@ -1,2 +1,3 @@
+group() {
 	polyhedron(points = [[10, 0, 0], [0, 10, 0], [-10, 0, 0], [0, -10, 0], [0, 0, 10]], triangles = [[0, 1, 2, 3], [4, 1, 0], [4, 2, 1], [4, 3, 2], [4, 0, 3]], convexity = 1);
-
+}
diff --git a/tests/regression/dumptest/example012-expected.txt b/tests/regression/dumptest/example012-expected.csg
index 808ed51..2f07112 100644
--- a/tests/regression/dumptest/example012-expected.txt
+++ b/tests/regression/dumptest/example012-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	difference() {
 		sphere($fn = 0, $fa = 12, $fs = 1, r = 20);
 		multmatrix([[1, 0, 0, -2.92], [0, 1, 0, 0.5], [0, 0, 1, 20], [0, 0, 0, 1]]) {
@@ -6,4 +7,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example013-expected.txt b/tests/regression/dumptest/example013-expected.csg
index d3ddd17..af686e2 100644
--- a/tests/regression/dumptest/example013-expected.txt
+++ b/tests/regression/dumptest/example013-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	intersection() {
 		linear_extrude(height = 100, center = true, convexity = 3, $fn = 0, $fa = 12, $fs = 2) {
 			import(file = "example013.dxf", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2);
@@ -13,4 +14,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example014-expected.csg b/tests/regression/dumptest/example014-expected.csg
new file mode 100644
index 0000000..46f7d67
--- /dev/null
+++ b/tests/regression/dumptest/example014-expected.csg
@@ -0,0 +1,16 @@
+group() {
+	intersection() {
+		multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+			cube(size = [100, 20, 20], center = true);
+		}
+		multmatrix([[0.469846, 0.882564, 0.0180283, 0], [-0.813798, 0.44097, -0.378522, 0], [-0.34202, 0.163176, 0.925417, 0], [0, 0, 0, 1]]) {
+			cube(size = [100, 20, 20], center = true);
+		}
+		multmatrix([[0.417218, 0.668356, -0.615817, 0], [0.642459, -0.696172, -0.320299, 0], [-0.642788, -0.262003, -0.719846, 0], [0, 0, 0, 1]]) {
+			cube(size = [100, 20, 20], center = true);
+		}
+		multmatrix([[0.0190076, -0.601928, 0.798324, 0], [0.0292692, 0.798461, 0.601335, 0], [-0.999391, 0.0119363, 0.0327948, 0], [0, 0, 0, 1]]) {
+			cube(size = [100, 20, 20], center = true);
+		}
+	}
+}
diff --git a/tests/regression/dumptest/example014-expected.txt b/tests/regression/dumptest/example014-expected.txt
deleted file mode 100644
index 2b9e21e..0000000
--- a/tests/regression/dumptest/example014-expected.txt
+++ /dev/null
@@ -1,15 +0,0 @@
-	intersection() {
-		multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
-			cube(size = [100, 20, 20], center = true);
-		}
-		multmatrix([[0.46984631039, 0.88256411925, 0.01802831123, 0], [-0.81379768134, 0.44096961053, -0.37852230637, 0], [-0.34202014332, 0.16317591116, 0.92541657839, 0], [0, 0, 0, 1]]) {
-			cube(size = [100, 20, 20], center = true);
-		}
-		multmatrix([[0.41721770627, 0.66835566162, -0.61581660836, 0], [0.64245892818, -0.69617191219, -0.32029860173, 0], [-0.64278760968, -0.26200263022, -0.71984631039, 0], [0, 0, 0, 1]]) {
-			cube(size = [100, 20, 20], center = true);
-		}
-		multmatrix([[0.0190076282, -0.60192849838, 0.7983237394, 0], [0.02926918072, 0.79846077351, 0.60133493846, 0], [-0.99939082701, 0.01193633086, 0.03279479952, 0], [0, 0, 0, 1]]) {
-			cube(size = [100, 20, 20], center = true);
-		}
-	}
-
diff --git a/tests/regression/dumptest/example015-expected.txt b/tests/regression/dumptest/example015-expected.csg
index defedcd..b1da238 100644
--- a/tests/regression/dumptest/example015-expected.txt
+++ b/tests/regression/dumptest/example015-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		difference() {
 			multmatrix([[1, 0, 0, -35], [0, 1, 0, -35], [0, 0, 1, 0], [0, 0, 0, 1]]) {
@@ -11,14 +12,14 @@
 							square(size = [15, 15], center = true);
 						}
 					}
-					multmatrix([[0.70710678118, -0.70710678118, 0, 0], [0.70710678118, 0.70710678118, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+					multmatrix([[0.707107, -0.707107, 0, 0], [0.707107, 0.707107, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 						multmatrix([[1, 0, 0, 0], [0, 1, 0, -15], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 							square(size = [100, 30], center = false);
 						}
 					}
 				}
 			}
-			multmatrix([[0.70710678118, 0.70710678118, 0, 0], [-0.70710678118, 0.70710678118, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+			multmatrix([[0.707107, 0.707107, 0, 0], [-0.707107, 0.707107, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 				multmatrix([[0.7, 0, 0, 0], [0, 1.3, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 					circle($fn = 0, $fa = 12, $fs = 2, r = 5);
 				}
@@ -26,4 +27,4 @@
 		}
 		import(file = "example009.dxf", layer = "body", origin = [0, 0], scale = 2, convexity = 6, $fn = 0, $fa = 12, $fs = 2);
 	}
-
+}
diff --git a/tests/regression/dumptest/example016-expected.txt b/tests/regression/dumptest/example016-expected.csg
index 401a9f9..a21c353 100644
--- a/tests/regression/dumptest/example016-expected.txt
+++ b/tests/regression/dumptest/example016-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	difference() {
 		group() {
 			cube(size = [65, 28, 28], center = true);
@@ -81,4 +82,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example017-expected.txt b/tests/regression/dumptest/example017-expected.csg
index a27ed75..2603f40 100644
--- a/tests/regression/dumptest/example017-expected.txt
+++ b/tests/regression/dumptest/example017-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group();
 	group();
 	group() {
@@ -212,4 +213,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example018-expected.txt b/tests/regression/dumptest/example018-expected.csg
index 9e6ee4f..bf23c87 100644
--- a/tests/regression/dumptest/example018-expected.txt
+++ b/tests/regression/dumptest/example018-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		multmatrix([[1, 0, 0, 0], [0, 1, 0, -150], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 			group() {
@@ -11,13 +12,13 @@
 					multmatrix([[1, 0, 0, 50], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 						union() {
 							cube(size = [45, 45, 45], center = true);
-							multmatrix([[1, 0, 0, 0], [0, 0.70710678118, -0.70710678118, 0], [0, 0.70710678118, 0.70710678118, 0], [0, 0, 0, 1]]) {
+							multmatrix([[1, 0, 0, 0], [0, 0.707107, -0.707107, 0], [0, 0.707107, 0.707107, 0], [0, 0, 0, 1]]) {
 								cube(size = [50, 50, 50], center = true);
 							}
-							multmatrix([[0.70710678118, 0, 0.70710678118, 0], [0, 1, 0, 0], [-0.70710678118, 0, 0.70710678118, 0], [0, 0, 0, 1]]) {
+							multmatrix([[0.707107, 0, 0.707107, 0], [0, 1, 0, 0], [-0.707107, 0, 0.707107, 0], [0, 0, 0, 1]]) {
 								cube(size = [50, 50, 50], center = true);
 							}
-							multmatrix([[0.70710678118, -0.70710678118, 0, 0], [0.70710678118, 0.70710678118, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+							multmatrix([[0.707107, -0.707107, 0, 0], [0.707107, 0.707107, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 								cube(size = [50, 50, 50], center = true);
 							}
 						}
@@ -37,13 +38,13 @@
 					multmatrix([[1, 0, 0, -50], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 						union() {
 							cube(size = [45, 45, 45], center = true);
-							multmatrix([[1, 0, 0, 0], [0, 0.70710678118, -0.70710678118, 0], [0, 0.70710678118, 0.70710678118, 0], [0, 0, 0, 1]]) {
+							multmatrix([[1, 0, 0, 0], [0, 0.707107, -0.707107, 0], [0, 0.707107, 0.707107, 0], [0, 0, 0, 1]]) {
 								cube(size = [50, 50, 50], center = true);
 							}
-							multmatrix([[0.70710678118, 0, 0.70710678118, 0], [0, 1, 0, 0], [-0.70710678118, 0, 0.70710678118, 0], [0, 0, 0, 1]]) {
+							multmatrix([[0.707107, 0, 0.707107, 0], [0, 1, 0, 0], [-0.707107, 0, 0.707107, 0], [0, 0, 0, 1]]) {
 								cube(size = [50, 50, 50], center = true);
 							}
-							multmatrix([[0.70710678118, -0.70710678118, 0, 0], [0.70710678118, 0.70710678118, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+							multmatrix([[0.707107, -0.707107, 0, 0], [0.707107, 0.707107, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 								cube(size = [50, 50, 50], center = true);
 							}
 						}
@@ -63,13 +64,13 @@
 					multmatrix([[1, 0, 0, -150], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 						union() {
 							cube(size = [45, 45, 45], center = true);
-							multmatrix([[1, 0, 0, 0], [0, 0.70710678118, -0.70710678118, 0], [0, 0.70710678118, 0.70710678118, 0], [0, 0, 0, 1]]) {
+							multmatrix([[1, 0, 0, 0], [0, 0.707107, -0.707107, 0], [0, 0.707107, 0.707107, 0], [0, 0, 0, 1]]) {
 								cube(size = [50, 50, 50], center = true);
 							}
-							multmatrix([[0.70710678118, 0, 0.70710678118, 0], [0, 1, 0, 0], [-0.70710678118, 0, 0.70710678118, 0], [0, 0, 0, 1]]) {
+							multmatrix([[0.707107, 0, 0.707107, 0], [0, 1, 0, 0], [-0.707107, 0, 0.707107, 0], [0, 0, 0, 1]]) {
 								cube(size = [50, 50, 50], center = true);
 							}
-							multmatrix([[0.70710678118, -0.70710678118, 0, 0], [0.70710678118, 0.70710678118, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+							multmatrix([[0.707107, -0.707107, 0, 0], [0.707107, 0.707107, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 								cube(size = [50, 50, 50], center = true);
 							}
 						}
@@ -101,13 +102,13 @@
 					multmatrix([[1, 0, 0, 150], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 						union() {
 							cube(size = [45, 45, 45], center = true);
-							multmatrix([[1, 0, 0, 0], [0, 0.70710678118, -0.70710678118, 0], [0, 0.70710678118, 0.70710678118, 0], [0, 0, 0, 1]]) {
+							multmatrix([[1, 0, 0, 0], [0, 0.707107, -0.707107, 0], [0, 0.707107, 0.707107, 0], [0, 0, 0, 1]]) {
 								cube(size = [50, 50, 50], center = true);
 							}
-							multmatrix([[0.70710678118, 0, 0.70710678118, 0], [0, 1, 0, 0], [-0.70710678118, 0, 0.70710678118, 0], [0, 0, 0, 1]]) {
+							multmatrix([[0.707107, 0, 0.707107, 0], [0, 1, 0, 0], [-0.707107, 0, 0.707107, 0], [0, 0, 0, 1]]) {
 								cube(size = [50, 50, 50], center = true);
 							}
-							multmatrix([[0.70710678118, -0.70710678118, 0, 0], [0.70710678118, 0.70710678118, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+							multmatrix([[0.707107, -0.707107, 0, 0], [0.707107, 0.707107, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 								cube(size = [50, 50, 50], center = true);
 							}
 						}
@@ -116,4 +117,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example019-expected.txt b/tests/regression/dumptest/example019-expected.csg
index 47406e6..8e078ed 100644
--- a/tests/regression/dumptest/example019-expected.txt
+++ b/tests/regression/dumptest/example019-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		multmatrix([[1, 0, 0, -100], [0, 1, 0, 0], [0, 0, 1, -30], [0, 0, 0, 1]]) {
 			cylinder($fn = 0, $fa = 12, $fs = 2, h = 45, r1 = 6, r2 = 2, center = false);
@@ -123,4 +124,4 @@
 			cylinder($fn = 0, $fa = 12, $fs = 2, h = 55.2857, r1 = 6, r2 = 2, center = false);
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example020-expected.txt b/tests/regression/dumptest/example020-expected.csg
index 733f1e1..07d4ff4 100644
--- a/tests/regression/dumptest/example020-expected.txt
+++ b/tests/regression/dumptest/example020-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	multmatrix([[1, 0, 0, -30], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		group() {
 			linear_extrude(height = 100, center = false, convexity = 8, twist = 411.429, slices = 34, $fn = 0, $fa = 12, $fs = 1) {
@@ -229,4 +230,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example021-expected.txt b/tests/regression/dumptest/example021-expected.csg
index 8122a9d..964621c 100644
--- a/tests/regression/dumptest/example021-expected.txt
+++ b/tests/regression/dumptest/example021-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	multmatrix([[1, 0, 0, -30], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		group() {
 			linear_extrude(height = 0.5, center = true, convexity = 1, $fn = 0, $fa = 12, $fs = 1) {
@@ -264,4 +265,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example022-expected.txt b/tests/regression/dumptest/example022-expected.csg
index bd200f8..9c9eaa2 100644
--- a/tests/regression/dumptest/example022-expected.txt
+++ b/tests/regression/dumptest/example022-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	multmatrix([[1, 0, 0, -15], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		group() {
 			group() {
@@ -123,4 +124,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/example024-expected.txt b/tests/regression/dumptest/example024-expected.csg
index e7d6e8b..2d82935 100644
--- a/tests/regression/dumptest/example024-expected.txt
+++ b/tests/regression/dumptest/example024-expected.csg
@@ -1,5 +1,6 @@
+group() {
 	difference() {
-		multmatrix([[0.81649658092, 0.40824829046, 0.40824829046, 0], [0, 0.70710678118, -0.70710678118, 0], [-0.57735026919, 0.57735026919, 0.57735026919, 0], [0, 0, 0, 1]]) {
+		multmatrix([[0.816497, 0.408248, 0.408248, 0], [0, 0.707107, -0.707107, 0], [-0.57735, 0.57735, 0.57735, 0], [0, 0, 0, 1]]) {
 			group() {
 				difference() {
 					cube(size = [100, 100, 100], center = true);
@@ -10,13 +11,13 @@
 								group() {
 									group() {
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.33333333333], [0, 0, 1, -33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.3333], [0, 0, 1, -33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -24,7 +25,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -32,7 +33,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -40,7 +41,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -49,7 +50,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -57,7 +58,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -65,7 +66,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -73,7 +74,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -86,13 +87,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.33333333333], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.3333], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -100,7 +101,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -108,7 +109,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -116,7 +117,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -125,7 +126,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -133,7 +134,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -141,7 +142,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -149,7 +150,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -162,13 +163,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.33333333333], [0, 0, 1, 33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.3333], [0, 0, 1, 33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -176,7 +177,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -184,7 +185,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -192,7 +193,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -201,7 +202,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -209,7 +210,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -217,7 +218,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -225,7 +226,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -238,13 +239,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -252,7 +253,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -260,7 +261,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -268,7 +269,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -277,7 +278,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -285,7 +286,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -293,7 +294,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -301,7 +302,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -315,13 +316,13 @@
 										}
 										group();
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -329,7 +330,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -337,7 +338,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -345,7 +346,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -354,7 +355,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -362,7 +363,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -370,7 +371,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -378,7 +379,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -391,13 +392,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.33333333333], [0, 0, 1, -33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.3333], [0, 0, 1, -33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -405,7 +406,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -413,7 +414,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -421,7 +422,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -430,7 +431,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -438,7 +439,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -446,7 +447,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -454,7 +455,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -467,13 +468,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.33333333333], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.3333], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -481,7 +482,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -489,7 +490,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -497,7 +498,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -506,7 +507,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -514,7 +515,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -522,7 +523,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -530,7 +531,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -543,13 +544,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.33333333333], [0, 0, 1, 33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.3333], [0, 0, 1, 33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -557,7 +558,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -565,7 +566,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -573,7 +574,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -582,7 +583,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -590,7 +591,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -598,7 +599,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -606,7 +607,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -628,13 +629,13 @@
 								group() {
 									group() {
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.33333333333], [0, 0, 1, -33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.3333], [0, 0, 1, -33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -642,7 +643,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -650,7 +651,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -658,7 +659,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -667,7 +668,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -675,7 +676,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -683,7 +684,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -691,7 +692,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -704,13 +705,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.33333333333], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.3333], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -718,7 +719,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -726,7 +727,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -734,7 +735,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -743,7 +744,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -751,7 +752,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -759,7 +760,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -767,7 +768,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -780,13 +781,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.33333333333], [0, 0, 1, 33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.3333], [0, 0, 1, 33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -794,7 +795,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -802,7 +803,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -810,7 +811,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -819,7 +820,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -827,7 +828,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -835,7 +836,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -843,7 +844,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -856,13 +857,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -870,7 +871,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -878,7 +879,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -886,7 +887,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -895,7 +896,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -903,7 +904,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -911,7 +912,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -919,7 +920,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -933,13 +934,13 @@
 										}
 										group();
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -947,7 +948,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -955,7 +956,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -963,7 +964,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -972,7 +973,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -980,7 +981,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -988,7 +989,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -996,7 +997,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1009,13 +1010,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.33333333333], [0, 0, 1, -33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.3333], [0, 0, 1, -33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1023,7 +1024,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1031,7 +1032,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1039,7 +1040,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1048,7 +1049,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1056,7 +1057,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1064,7 +1065,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1072,7 +1073,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1085,13 +1086,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.33333333333], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.3333], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1099,7 +1100,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1107,7 +1108,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1115,7 +1116,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1124,7 +1125,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1132,7 +1133,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1140,7 +1141,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1148,7 +1149,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1161,13 +1162,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.33333333333], [0, 0, 1, 33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.3333], [0, 0, 1, 33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1175,7 +1176,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1183,7 +1184,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1191,7 +1192,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1200,7 +1201,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1208,7 +1209,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1216,7 +1217,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1224,7 +1225,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1246,13 +1247,13 @@
 								group() {
 									group() {
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.33333333333], [0, 0, 1, -33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.3333], [0, 0, 1, -33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1260,7 +1261,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1268,7 +1269,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1276,7 +1277,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1285,7 +1286,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1293,7 +1294,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1301,7 +1302,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1309,7 +1310,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1322,13 +1323,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.33333333333], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.3333], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1336,7 +1337,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1344,7 +1345,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1352,7 +1353,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1361,7 +1362,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1369,7 +1370,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1377,7 +1378,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1385,7 +1386,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1398,13 +1399,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.33333333333], [0, 0, 1, 33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, -33.3333], [0, 0, 1, 33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1412,7 +1413,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1420,7 +1421,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1428,7 +1429,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1437,7 +1438,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1445,7 +1446,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1453,7 +1454,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1461,7 +1462,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1474,13 +1475,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1488,7 +1489,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1496,7 +1497,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1504,7 +1505,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1513,7 +1514,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1521,7 +1522,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1529,7 +1530,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1537,7 +1538,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1551,13 +1552,13 @@
 										}
 										group();
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1565,7 +1566,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1573,7 +1574,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1581,7 +1582,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1590,7 +1591,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1598,7 +1599,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1606,7 +1607,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1614,7 +1615,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1627,13 +1628,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.33333333333], [0, 0, 1, -33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.3333], [0, 0, 1, -33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1641,7 +1642,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1649,7 +1650,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1657,7 +1658,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1666,7 +1667,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1674,7 +1675,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1682,7 +1683,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1690,7 +1691,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1703,13 +1704,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.33333333333], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.3333], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1717,7 +1718,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1725,7 +1726,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1733,7 +1734,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1742,7 +1743,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1750,7 +1751,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1758,7 +1759,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1766,7 +1767,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1779,13 +1780,13 @@
 											}
 										}
 										group() {
-											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.33333333333], [0, 0, 1, 33.33333333333], [0, 0, 0, 1]]) {
+											multmatrix([[1, 0, 0, 0], [0, 1, 0, 33.3333], [0, 0, 1, 33.3333], [0, 0, 0, 1]]) {
 												group() {
 													cube(size = [110, 11.1111, 11.1111], center = true);
 													group() {
 														group() {
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1793,7 +1794,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1801,7 +1802,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, -11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1809,7 +1810,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1818,7 +1819,7 @@
 															}
 															group();
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1826,7 +1827,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, -11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, -11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1834,7 +1835,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1842,7 +1843,7 @@
 																}
 															}
 															group() {
-																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.11111111111], [0, 0, 1, 11.11111111111], [0, 0, 0, 1]]) {
+																multmatrix([[1, 0, 0, 0], [0, 1, 0, 11.1111], [0, 0, 1, 11.1111], [0, 0, 0, 1]]) {
 																	group() {
 																		cube(size = [110, 3.7037, 3.7037], center = true);
 																		group();
@@ -1866,4 +1867,4 @@
 			cube(size = [200, 200, 200], center = true);
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/for-expected.csg b/tests/regression/dumptest/for-expected.csg
new file mode 100644
index 0000000..434cc8f
--- /dev/null
+++ b/tests/regression/dumptest/for-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	group();
+}
diff --git a/tests/regression/dumptest/for-nested-tests-expected.txt b/tests/regression/dumptest/for-nested-tests-expected.csg
index d1034b3..7ab595c 100644
--- a/tests/regression/dumptest/for-nested-tests-expected.txt
+++ b/tests/regression/dumptest/for-nested-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 			sphere($fn = 0, $fa = 12, $fs = 2, r = 3);
@@ -108,4 +109,4 @@
 			sphere($fn = 0, $fa = 12, $fs = 2, r = 3);
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/for-tests-expected.txt b/tests/regression/dumptest/for-tests-expected.csg
index f9cf5e0..7aa29d7 100644
--- a/tests/regression/dumptest/for-tests-expected.txt
+++ b/tests/regression/dumptest/for-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group();
 	group();
 	multmatrix([[1, 0, 0, -10], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
@@ -111,4 +112,4 @@
 			cylinder($fn = 0, $fa = 12, $fs = 2, h = 1, r1 = 5, r2 = 5, center = false);
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/glide-expected.csg b/tests/regression/dumptest/glide-expected.csg
new file mode 100644
index 0000000..67e40b8
--- /dev/null
+++ b/tests/regression/dumptest/glide-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	glide(path = undef, convexity = 0);
+}
diff --git a/tests/regression/dumptest/group-expected.csg b/tests/regression/dumptest/group-expected.csg
new file mode 100644
index 0000000..434cc8f
--- /dev/null
+++ b/tests/regression/dumptest/group-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	group();
+}
diff --git a/tests/regression/dumptest/highlight-and-background-modifier-expected.txt b/tests/regression/dumptest/highlight-and-background-modifier-expected.csg
index eb8931c..8402355 100644
--- a/tests/regression/dumptest/highlight-and-background-modifier-expected.txt
+++ b/tests/regression/dumptest/highlight-and-background-modifier-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	difference() {
 		sphere($fn = 0, $fa = 12, $fs = 2, r = 10);
 		%cylinder($fn = 0, $fa = 12, $fs = 2, h = 30, r1 = 6, r2 = 6, center = true);
@@ -59,4 +60,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/highlight-modifier-expected.txt b/tests/regression/dumptest/highlight-modifier-expected.csg
index c0a29ad..70f3d19 100644
--- a/tests/regression/dumptest/highlight-modifier-expected.txt
+++ b/tests/regression/dumptest/highlight-modifier-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	difference() {
 		sphere($fn = 0, $fa = 12, $fs = 2, r = 10);
 		cylinder($fn = 0, $fa = 12, $fs = 2, h = 30, r1 = 6, r2 = 6, center = true);
@@ -17,4 +18,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/hull-expected.csg b/tests/regression/dumptest/hull-expected.csg
new file mode 100644
index 0000000..6f777b0
--- /dev/null
+++ b/tests/regression/dumptest/hull-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	hull();
+}
diff --git a/tests/regression/dumptest/hull-tests-expected.txt b/tests/regression/dumptest/hull-tests-expected.csg
index fd204b6..22b860c 100644
--- a/tests/regression/dumptest/hull-tests-expected.txt
+++ b/tests/regression/dumptest/hull-tests-expected.csg
@@ -1,4 +1,5 @@
 group() {
+group() {
 	group() {
 		hull() {
 			multmatrix([[1, 0, 0, 15], [0, 1, 0, 10], [0, 0, 1, 0], [0, 0, 0, 1]]) {
@@ -43,4 +44,4 @@ group() {
 			}
 		}
 	}
-}
+}}
diff --git a/tests/regression/dumptest/hull2-tests-expected.txt b/tests/regression/dumptest/hull2-tests-expected.csg
index c14282f..4d4f207 100644
--- a/tests/regression/dumptest/hull2-tests-expected.txt
+++ b/tests/regression/dumptest/hull2-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		hull() {
 			multmatrix([[1, 0, 0, 15], [0, 1, 0, 10], [0, 0, 1, 0], [0, 0, 0, 1]]) {
@@ -62,4 +63,4 @@
 			circle($fn = 0, $fa = 12, $fs = 2, r = 0);
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/hull3-tests-expected.txt b/tests/regression/dumptest/hull3-tests-expected.csg
index f8def3b..a15f0ce 100644
--- a/tests/regression/dumptest/hull3-tests-expected.txt
+++ b/tests/regression/dumptest/hull3-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	hull();
 	hull();
 	hull() {
@@ -33,4 +34,4 @@
 			sphere($fn = 0, $fa = 12, $fs = 2, r = 0);
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/if-expected.csg b/tests/regression/dumptest/if-expected.csg
new file mode 100644
index 0000000..434cc8f
--- /dev/null
+++ b/tests/regression/dumptest/if-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	group();
+}
diff --git a/tests/regression/dumptest/ifelse-tests-expected.txt b/tests/regression/dumptest/ifelse-tests-expected.csg
index e2d3fce..e5b5c6a 100644
--- a/tests/regression/dumptest/ifelse-tests-expected.txt
+++ b/tests/regression/dumptest/ifelse-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		cube(size = [2, 2, 2], center = true);
 		multmatrix([[1, 0, 0, -3], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
@@ -58,4 +59,4 @@
 			cube(size = [2, 2, 2], center = true);
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/import-expected.csg b/tests/regression/dumptest/import-expected.csg
new file mode 100644
index 0000000..3cafd32
--- /dev/null
+++ b/tests/regression/dumptest/import-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	import(file = "", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2);
+}
diff --git a/tests/regression/dumptest/import_dxf-expected.csg b/tests/regression/dumptest/import_dxf-expected.csg
new file mode 100644
index 0000000..3cafd32
--- /dev/null
+++ b/tests/regression/dumptest/import_dxf-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	import(file = "", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2);
+}
diff --git a/tests/regression/dumptest/import_dxf-tests-expected.txt b/tests/regression/dumptest/import_dxf-tests-expected.csg
index d98b3e2..b6c6d0c 100644
--- a/tests/regression/dumptest/import_dxf-tests-expected.txt
+++ b/tests/regression/dumptest/import_dxf-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	import(file = "", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2);
 	multmatrix([[1, 0, 0, -210], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		import(file = "../../dxf/polygons.dxf", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2);
@@ -24,4 +25,4 @@
 	multmatrix([[1, 0, 0, 200], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		import(file = "../../dxf/polygons.dxf", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2);
 	}
-
+}
diff --git a/tests/regression/dumptest/import_off-expected.csg b/tests/regression/dumptest/import_off-expected.csg
new file mode 100644
index 0000000..3cafd32
--- /dev/null
+++ b/tests/regression/dumptest/import_off-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	import(file = "", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2);
+}
diff --git a/tests/regression/dumptest/import_stl-expected.csg b/tests/regression/dumptest/import_stl-expected.csg
new file mode 100644
index 0000000..3cafd32
--- /dev/null
+++ b/tests/regression/dumptest/import_stl-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	import(file = "", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2);
+}
diff --git a/tests/regression/dumptest/import_stl-tests-expected.txt b/tests/regression/dumptest/import_stl-tests-expected.csg
index 0d46a6f..a7f460e 100644
--- a/tests/regression/dumptest/import_stl-tests-expected.txt
+++ b/tests/regression/dumptest/import_stl-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	import(file = "import.stl", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2);
 	multmatrix([[1, 0, 0, 2], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		import(file = "import.stl", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2);
@@ -11,4 +12,4 @@
 	multmatrix([[1, 0, 0, 0], [0, 1, 0, 2], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		import(file = "import.stl", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2);
 	}
-
+}
diff --git a/tests/regression/dumptest/include-tests-expected.txt b/tests/regression/dumptest/include-tests-expected.csg
index 3f3ecd9..37e3952 100644
--- a/tests/regression/dumptest/include-tests-expected.txt
+++ b/tests/regression/dumptest/include-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		group() {
 			cube(size = [1, 1, 1], center = true);
@@ -79,4 +80,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/intersection-expected.csg b/tests/regression/dumptest/intersection-expected.csg
new file mode 100644
index 0000000..409e196
--- /dev/null
+++ b/tests/regression/dumptest/intersection-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	intersection();
+}
diff --git a/tests/regression/dumptest/intersection-tests-expected.txt b/tests/regression/dumptest/intersection-tests-expected.csg
index a9dba29..2b542ef 100644
--- a/tests/regression/dumptest/intersection-tests-expected.txt
+++ b/tests/regression/dumptest/intersection-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	intersection();
 	intersection();
 	intersection() {
@@ -53,4 +54,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/intersection_for-expected.csg b/tests/regression/dumptest/intersection_for-expected.csg
new file mode 100644
index 0000000..409e196
--- /dev/null
+++ b/tests/regression/dumptest/intersection_for-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	intersection();
+}
diff --git a/tests/regression/dumptest/intersection_for-tests-expected.csg b/tests/regression/dumptest/intersection_for-tests-expected.csg
new file mode 100644
index 0000000..0042824
--- /dev/null
+++ b/tests/regression/dumptest/intersection_for-tests-expected.csg
@@ -0,0 +1,18 @@
+group() {
+	intersection();
+	intersection();
+	intersection() {
+		multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+			cube(size = [100, 20, 20], center = true);
+		}
+		multmatrix([[0.469846, 0.882564, 0.0180283, 0], [-0.813798, 0.44097, -0.378522, 0], [-0.34202, 0.163176, 0.925417, 0], [0, 0, 0, 1]]) {
+			cube(size = [100, 20, 20], center = true);
+		}
+		multmatrix([[0.417218, 0.668356, -0.615817, 0], [0.642459, -0.696172, -0.320299, 0], [-0.642788, -0.262003, -0.719846, 0], [0, 0, 0, 1]]) {
+			cube(size = [100, 20, 20], center = true);
+		}
+		multmatrix([[0.0190076, -0.601928, 0.798324, 0], [0.0292692, 0.798461, 0.601335, 0], [-0.999391, 0.0119363, 0.0327948, 0], [0, 0, 0, 1]]) {
+			cube(size = [100, 20, 20], center = true);
+		}
+	}
+}
diff --git a/tests/regression/dumptest/intersection_for-tests-expected.txt b/tests/regression/dumptest/intersection_for-tests-expected.txt
deleted file mode 100644
index 8f500c9..0000000
--- a/tests/regression/dumptest/intersection_for-tests-expected.txt
+++ /dev/null
@@ -1,17 +0,0 @@
-	intersection();
-	intersection();
-	intersection() {
-		multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
-			cube(size = [100, 20, 20], center = true);
-		}
-		multmatrix([[0.46984631039, 0.88256411925, 0.01802831123, 0], [-0.81379768134, 0.44096961053, -0.37852230637, 0], [-0.34202014332, 0.16317591116, 0.92541657839, 0], [0, 0, 0, 1]]) {
-			cube(size = [100, 20, 20], center = true);
-		}
-		multmatrix([[0.41721770627, 0.66835566162, -0.61581660836, 0], [0.64245892818, -0.69617191219, -0.32029860173, 0], [-0.64278760968, -0.26200263022, -0.71984631039, 0], [0, 0, 0, 1]]) {
-			cube(size = [100, 20, 20], center = true);
-		}
-		multmatrix([[0.0190076282, -0.60192849838, 0.7983237394, 0], [0.02926918072, 0.79846077351, 0.60133493846, 0], [-0.99939082701, 0.01193633086, 0.03279479952, 0], [0, 0, 0, 1]]) {
-			cube(size = [100, 20, 20], center = true);
-		}
-	}
-
diff --git a/tests/regression/dumptest/linear_extrude-expected.csg b/tests/regression/dumptest/linear_extrude-expected.csg
new file mode 100644
index 0000000..5404abf
--- /dev/null
+++ b/tests/regression/dumptest/linear_extrude-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	linear_extrude(height = 100, center = false, convexity = 1, scale = [1, 1], $fn = 0, $fa = 12, $fs = 2);
+}
diff --git a/tests/regression/dumptest/linear_extrude-scale-zero-tests-expected.txt b/tests/regression/dumptest/linear_extrude-scale-zero-tests-expected.csg
index 950c724..e4d2430 100644
--- a/tests/regression/dumptest/linear_extrude-scale-zero-tests-expected.txt
+++ b/tests/regression/dumptest/linear_extrude-scale-zero-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		group() {
 			multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
@@ -250,4 +251,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/linear_extrude-tests-expected.txt b/tests/regression/dumptest/linear_extrude-tests-expected.csg
index face5e2..a0deb81 100644
--- a/tests/regression/dumptest/linear_extrude-tests-expected.txt
+++ b/tests/regression/dumptest/linear_extrude-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	rotate_extrude(convexity = 1, $fn = 0, $fa = 12, $fs = 2);
 	rotate_extrude(convexity = 1, $fn = 0, $fa = 12, $fs = 2);
 	rotate_extrude(convexity = 1, $fn = 0, $fa = 12, $fs = 2) {
@@ -59,4 +60,4 @@
 			square(size = [10, 10], center = true);
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/localfiles-compatibility-test-expected.txt b/tests/regression/dumptest/localfiles-compatibility-test-expected.csg
index 95ba49b..f6a574e 100644
--- a/tests/regression/dumptest/localfiles-compatibility-test-expected.txt
+++ b/tests/regression/dumptest/localfiles-compatibility-test-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		linear_extrude(height = 100, center = false, convexity = 1, scale = [1, 1], $fn = 0, $fa = 12, $fs = 2) {
 			import(file = "localfile.dxf", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2);
@@ -17,4 +18,4 @@
 			sphere($fn = 0, $fa = 12, $fs = 2, r = 100);
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/localfiles-test-expected.txt b/tests/regression/dumptest/localfiles-test-expected.csg
index a7e81e5..5bb64f3 100644
--- a/tests/regression/dumptest/localfiles-test-expected.txt
+++ b/tests/regression/dumptest/localfiles-test-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		linear_extrude(height = 100, center = false, convexity = 1, scale = [1, 1], $fn = 0, $fa = 12, $fs = 2) {
 			import(file = "localfiles_dir/localfile.dxf", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2);
@@ -17,4 +18,4 @@
 			sphere($fn = 0, $fa = 12, $fs = 2, r = 100);
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/minkowski-expected.csg b/tests/regression/dumptest/minkowski-expected.csg
new file mode 100644
index 0000000..ecab5f3
--- /dev/null
+++ b/tests/regression/dumptest/minkowski-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	minkowski(convexity = 0);
+}
diff --git a/tests/regression/dumptest/minkowski-tests-expected.txt b/tests/regression/dumptest/minkowski-tests-expected.csg
index 7435769..1d132a9 100644
--- a/tests/regression/dumptest/minkowski-tests-expected.txt
+++ b/tests/regression/dumptest/minkowski-tests-expected.csg
@@ -1,4 +1,5 @@
 group() {
+group() {
 	multmatrix([[1, 0, 0, -25], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		group() {
 			minkowski(convexity = 0) {
@@ -63,4 +64,4 @@ group() {
 			}
 		}
 	}
-}
+}}
diff --git a/tests/regression/dumptest/minkowski2-tests-expected.txt b/tests/regression/dumptest/minkowski2-tests-expected.csg
index dc3ad86..ec67feb 100644
--- a/tests/regression/dumptest/minkowski2-tests-expected.txt
+++ b/tests/regression/dumptest/minkowski2-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	multmatrix([[1, 0, 0, -20], [0, 1, 0, 5], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		group() {
 			minkowski(convexity = 0) {
@@ -28,4 +29,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/minkowski3-tests-expected.txt b/tests/regression/dumptest/minkowski3-tests-expected.csg
index 5244014..7dc82e1 100644
--- a/tests/regression/dumptest/minkowski3-tests-expected.txt
+++ b/tests/regression/dumptest/minkowski3-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	multmatrix([[1, 0, 0, -20], [0, 1, 0, 30], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		group() {
 			minkowski(convexity = 0) {
@@ -30,4 +31,4 @@
 	}
 	minkowski(convexity = 0);
 	minkowski(convexity = 0);
-
+}
diff --git a/tests/regression/dumptest/mirror-expected.csg b/tests/regression/dumptest/mirror-expected.csg
new file mode 100644
index 0000000..3ad73cb
--- /dev/null
+++ b/tests/regression/dumptest/mirror-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	multmatrix([[-1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]);
+}
diff --git a/tests/regression/dumptest/module-recursion-expected.txt b/tests/regression/dumptest/module-recursion-expected.csg
index 9ad8877..d7ed7a3 100644
--- a/tests/regression/dumptest/module-recursion-expected.txt
+++ b/tests/regression/dumptest/module-recursion-expected.csg
@@ -1,32 +1,33 @@
+group() {
 	group() {
 		group() {
 			cylinder($fn = 0, $fa = 12, $fs = 2, h = 1, r1 = 0.2, r2 = 0.2, center = false);
 			multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 1], [0, 0, 0, 1]]) {
 				group() {
-					multmatrix([[-1, 0, 0, 0], [0, -0.76604444311, 0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+					multmatrix([[-1, 0, 0, 0], [0, -0.766044, 0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 						group() {
 							group() {
 								cylinder($fn = 0, $fa = 12, $fs = 2, h = 0.7, r1 = 0.14, r2 = 0.14, center = false);
 								multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0.7], [0, 0, 0, 1]]) {
 									group() {
-										multmatrix([[-1, 0, 0, 0], [0, -0.76604444311, 0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+										multmatrix([[-1, 0, 0, 0], [0, -0.766044, 0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 											group() {
 												group() {
 													cylinder($fn = 0, $fa = 12, $fs = 2, h = 0.49, r1 = 0.098, r2 = 0.098, center = false);
 													multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0.49], [0, 0, 0, 1]]) {
 														group() {
-															multmatrix([[-1, 0, 0, 0], [0, -0.76604444311, 0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+															multmatrix([[-1, 0, 0, 0], [0, -0.766044, 0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																group() {
 																	group() {
 																		cylinder($fn = 0, $fa = 12, $fs = 2, h = 0.343, r1 = 0.0686, r2 = 0.0686, center = false);
 																		multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0.343], [0, 0, 0, 1]]) {
 																			group() {
-																				multmatrix([[-1, 0, 0, 0], [0, -0.76604444311, 0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+																				multmatrix([[-1, 0, 0, 0], [0, -0.766044, 0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																					group() {
 																						group();
 																					}
 																				}
-																				multmatrix([[1, 0, 0, 0], [0, 0.76604444311, -0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+																				multmatrix([[1, 0, 0, 0], [0, 0.766044, -0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																					group() {
 																						group();
 																					}
@@ -36,18 +37,18 @@
 																	}
 																}
 															}
-															multmatrix([[1, 0, 0, 0], [0, 0.76604444311, -0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+															multmatrix([[1, 0, 0, 0], [0, 0.766044, -0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																group() {
 																	group() {
 																		cylinder($fn = 0, $fa = 12, $fs = 2, h = 0.343, r1 = 0.0686, r2 = 0.0686, center = false);
 																		multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0.343], [0, 0, 0, 1]]) {
 																			group() {
-																				multmatrix([[-1, 0, 0, 0], [0, -0.76604444311, 0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+																				multmatrix([[-1, 0, 0, 0], [0, -0.766044, 0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																					group() {
 																						group();
 																					}
 																				}
-																				multmatrix([[1, 0, 0, 0], [0, 0.76604444311, -0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+																				multmatrix([[1, 0, 0, 0], [0, 0.766044, -0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																					group() {
 																						group();
 																					}
@@ -62,24 +63,24 @@
 												}
 											}
 										}
-										multmatrix([[1, 0, 0, 0], [0, 0.76604444311, -0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+										multmatrix([[1, 0, 0, 0], [0, 0.766044, -0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 											group() {
 												group() {
 													cylinder($fn = 0, $fa = 12, $fs = 2, h = 0.49, r1 = 0.098, r2 = 0.098, center = false);
 													multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0.49], [0, 0, 0, 1]]) {
 														group() {
-															multmatrix([[-1, 0, 0, 0], [0, -0.76604444311, 0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+															multmatrix([[-1, 0, 0, 0], [0, -0.766044, 0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																group() {
 																	group() {
 																		cylinder($fn = 0, $fa = 12, $fs = 2, h = 0.343, r1 = 0.0686, r2 = 0.0686, center = false);
 																		multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0.343], [0, 0, 0, 1]]) {
 																			group() {
-																				multmatrix([[-1, 0, 0, 0], [0, -0.76604444311, 0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+																				multmatrix([[-1, 0, 0, 0], [0, -0.766044, 0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																					group() {
 																						group();
 																					}
 																				}
-																				multmatrix([[1, 0, 0, 0], [0, 0.76604444311, -0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+																				multmatrix([[1, 0, 0, 0], [0, 0.766044, -0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																					group() {
 																						group();
 																					}
@@ -89,18 +90,18 @@
 																	}
 																}
 															}
-															multmatrix([[1, 0, 0, 0], [0, 0.76604444311, -0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+															multmatrix([[1, 0, 0, 0], [0, 0.766044, -0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																group() {
 																	group() {
 																		cylinder($fn = 0, $fa = 12, $fs = 2, h = 0.343, r1 = 0.0686, r2 = 0.0686, center = false);
 																		multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0.343], [0, 0, 0, 1]]) {
 																			group() {
-																				multmatrix([[-1, 0, 0, 0], [0, -0.76604444311, 0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+																				multmatrix([[-1, 0, 0, 0], [0, -0.766044, 0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																					group() {
 																						group();
 																					}
 																				}
-																				multmatrix([[1, 0, 0, 0], [0, 0.76604444311, -0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+																				multmatrix([[1, 0, 0, 0], [0, 0.766044, -0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																					group() {
 																						group();
 																					}
@@ -120,30 +121,30 @@
 							}
 						}
 					}
-					multmatrix([[1, 0, 0, 0], [0, 0.76604444311, -0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+					multmatrix([[1, 0, 0, 0], [0, 0.766044, -0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 						group() {
 							group() {
 								cylinder($fn = 0, $fa = 12, $fs = 2, h = 0.7, r1 = 0.14, r2 = 0.14, center = false);
 								multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0.7], [0, 0, 0, 1]]) {
 									group() {
-										multmatrix([[-1, 0, 0, 0], [0, -0.76604444311, 0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+										multmatrix([[-1, 0, 0, 0], [0, -0.766044, 0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 											group() {
 												group() {
 													cylinder($fn = 0, $fa = 12, $fs = 2, h = 0.49, r1 = 0.098, r2 = 0.098, center = false);
 													multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0.49], [0, 0, 0, 1]]) {
 														group() {
-															multmatrix([[-1, 0, 0, 0], [0, -0.76604444311, 0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+															multmatrix([[-1, 0, 0, 0], [0, -0.766044, 0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																group() {
 																	group() {
 																		cylinder($fn = 0, $fa = 12, $fs = 2, h = 0.343, r1 = 0.0686, r2 = 0.0686, center = false);
 																		multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0.343], [0, 0, 0, 1]]) {
 																			group() {
-																				multmatrix([[-1, 0, 0, 0], [0, -0.76604444311, 0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+																				multmatrix([[-1, 0, 0, 0], [0, -0.766044, 0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																					group() {
 																						group();
 																					}
 																				}
-																				multmatrix([[1, 0, 0, 0], [0, 0.76604444311, -0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+																				multmatrix([[1, 0, 0, 0], [0, 0.766044, -0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																					group() {
 																						group();
 																					}
@@ -153,18 +154,18 @@
 																	}
 																}
 															}
-															multmatrix([[1, 0, 0, 0], [0, 0.76604444311, -0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+															multmatrix([[1, 0, 0, 0], [0, 0.766044, -0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																group() {
 																	group() {
 																		cylinder($fn = 0, $fa = 12, $fs = 2, h = 0.343, r1 = 0.0686, r2 = 0.0686, center = false);
 																		multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0.343], [0, 0, 0, 1]]) {
 																			group() {
-																				multmatrix([[-1, 0, 0, 0], [0, -0.76604444311, 0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+																				multmatrix([[-1, 0, 0, 0], [0, -0.766044, 0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																					group() {
 																						group();
 																					}
 																				}
-																				multmatrix([[1, 0, 0, 0], [0, 0.76604444311, -0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+																				multmatrix([[1, 0, 0, 0], [0, 0.766044, -0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																					group() {
 																						group();
 																					}
@@ -179,24 +180,24 @@
 												}
 											}
 										}
-										multmatrix([[1, 0, 0, 0], [0, 0.76604444311, -0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+										multmatrix([[1, 0, 0, 0], [0, 0.766044, -0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 											group() {
 												group() {
 													cylinder($fn = 0, $fa = 12, $fs = 2, h = 0.49, r1 = 0.098, r2 = 0.098, center = false);
 													multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0.49], [0, 0, 0, 1]]) {
 														group() {
-															multmatrix([[-1, 0, 0, 0], [0, -0.76604444311, 0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+															multmatrix([[-1, 0, 0, 0], [0, -0.766044, 0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																group() {
 																	group() {
 																		cylinder($fn = 0, $fa = 12, $fs = 2, h = 0.343, r1 = 0.0686, r2 = 0.0686, center = false);
 																		multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0.343], [0, 0, 0, 1]]) {
 																			group() {
-																				multmatrix([[-1, 0, 0, 0], [0, -0.76604444311, 0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+																				multmatrix([[-1, 0, 0, 0], [0, -0.766044, 0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																					group() {
 																						group();
 																					}
 																				}
-																				multmatrix([[1, 0, 0, 0], [0, 0.76604444311, -0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+																				multmatrix([[1, 0, 0, 0], [0, 0.766044, -0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																					group() {
 																						group();
 																					}
@@ -206,18 +207,18 @@
 																	}
 																}
 															}
-															multmatrix([[1, 0, 0, 0], [0, 0.76604444311, -0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+															multmatrix([[1, 0, 0, 0], [0, 0.766044, -0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																group() {
 																	group() {
 																		cylinder($fn = 0, $fa = 12, $fs = 2, h = 0.343, r1 = 0.0686, r2 = 0.0686, center = false);
 																		multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0.343], [0, 0, 0, 1]]) {
 																			group() {
-																				multmatrix([[-1, 0, 0, 0], [0, -0.76604444311, 0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+																				multmatrix([[-1, 0, 0, 0], [0, -0.766044, 0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																					group() {
 																						group();
 																					}
 																				}
-																				multmatrix([[1, 0, 0, 0], [0, 0.76604444311, -0.64278760968, 0], [0, 0.64278760968, 0.76604444311, 0], [0, 0, 0, 1]]) {
+																				multmatrix([[1, 0, 0, 0], [0, 0.766044, -0.642788, 0], [0, 0.642788, 0.766044, 0], [0, 0, 0, 1]]) {
 																					group() {
 																						group();
 																					}
@@ -241,4 +242,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/modulevariables-expected.txt b/tests/regression/dumptest/modulevariables-expected.csg
index fed4bbc..36bc63b 100644
--- a/tests/regression/dumptest/modulevariables-expected.txt
+++ b/tests/regression/dumptest/modulevariables-expected.csg
@@ -1,4 +1,5 @@
+group() {
 	group() {
 		cylinder($fn = 0, $fa = 12, $fs = 2, h = 10, r1 = 23, r2 = 10, center = false);
 	}
-
+}
diff --git a/tests/regression/dumptest/multmatrix-expected.csg b/tests/regression/dumptest/multmatrix-expected.csg
new file mode 100644
index 0000000..87e28e2
--- /dev/null
+++ b/tests/regression/dumptest/multmatrix-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]);
+}
diff --git a/tests/regression/dumptest/null-polygons-expected.txt b/tests/regression/dumptest/null-polygons-expected.csg
index d30c909..80125e2 100644
--- a/tests/regression/dumptest/null-polygons-expected.txt
+++ b/tests/regression/dumptest/null-polygons-expected.csg
@@ -1,5 +1,6 @@
+group() {
 	linear_extrude(height = 100, center = false, convexity = 1, $fn = 0, $fa = 12, $fs = 1) {
 		import(file = "null-polygons.dxf", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 1);
 	}
 	linear_extrude(file = "null-polygons.dxf", layer = "", origin = [0, 0], scale = 1, height = 100, center = false, convexity = 1, $fn = 0, $fa = 12, $fs = 1);
-
+}
diff --git a/tests/regression/dumptest/polygon-expected.csg b/tests/regression/dumptest/polygon-expected.csg
new file mode 100644
index 0000000..d04aec9
--- /dev/null
+++ b/tests/regression/dumptest/polygon-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	polygon(points = undef, paths = undef, convexity = 1);
+}
diff --git a/tests/regression/dumptest/polygon-illegal-winding-expected.txt b/tests/regression/dumptest/polygon-illegal-winding-expected.csg
index 3a4c32b..fa0f4ac 100644
--- a/tests/regression/dumptest/polygon-illegal-winding-expected.txt
+++ b/tests/regression/dumptest/polygon-illegal-winding-expected.csg
@@ -1,3 +1,4 @@
 group() {
+group() {
 	polyhedron(points = [[0, -10, 60], [0, 10, 60], [0, 10, 0], [0, -10, 0], [60, -10, 60], [60, 10, 60], [10, -10, 50], [10, 10, 50], [10, 10, 30], [10, -10, 30], [30, -10, 50], [30, 10, 50]], triangles = [[0, 2, 3], [0, 1, 2], [0, 4, 5], [0, 5, 1], [5, 4, 2], [2, 4, 3], [6, 8, 9], [6, 7, 8], [6, 10, 11], [6, 11, 7], [10, 8, 11], [10, 9, 8], [0, 3, 9], [9, 0, 6], [10, 6, 0], [0, 4, 10], [3, 9, 10], [3, 10, 4], [1, 7, 11], [1, 11, 5], [1, 7, 8], [1, 8, 2], [2, 8, 11], [2, 11, 5]], convexity = 1);
-}
+}}
diff --git a/tests/regression/dumptest/polygon-tests-expected.txt b/tests/regression/dumptest/polygon-tests-expected.csg
index be66d21..56995a5 100644
--- a/tests/regression/dumptest/polygon-tests-expected.txt
+++ b/tests/regression/dumptest/polygon-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	polygon(points = undef, paths = undef, convexity = 1);
 	polygon(points = [], paths = undef, convexity = 1);
 	polygon(points = [[], []], paths = undef, convexity = 1);
@@ -32,4 +33,4 @@
 	multmatrix([[1, 0, 0, 2], [0, 1, 0, -4], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		polygon(points = [[0, 0], [1, 0], [1, 1], [0, 0]], paths = undef, convexity = 1);
 	}
-
+}
diff --git a/tests/regression/dumptest/polyhedron-expected.csg b/tests/regression/dumptest/polyhedron-expected.csg
new file mode 100644
index 0000000..c37a529
--- /dev/null
+++ b/tests/regression/dumptest/polyhedron-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	polyhedron(points = undef, triangles = undef, convexity = 1);
+}
diff --git a/tests/regression/dumptest/polyhedron-tests-expected.txt b/tests/regression/dumptest/polyhedron-tests-expected.csg
index 7de5236..f59baa2 100644
--- a/tests/regression/dumptest/polyhedron-tests-expected.txt
+++ b/tests/regression/dumptest/polyhedron-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		polyhedron(points = [[1, 0, 0], [-1, 0, 0], [0, 1, 0], [0, -1, 0], [0, 0, 1], [0, 0, -1]], triangles = [[0, 4, 2], [0, 2, 5], [0, 3, 4], [0, 5, 3], [1, 2, 4], [1, 5, 2], [1, 4, 3], [1, 3, 5]], convexity = 1);
 		multmatrix([[1, 0, 0, 2], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
@@ -23,4 +24,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/polyset-reduce-crash-expected.txt b/tests/regression/dumptest/polyset-reduce-crash-expected.csg
index 50253ff..1e83cd2 100644
--- a/tests/regression/dumptest/polyset-reduce-crash-expected.txt
+++ b/tests/regression/dumptest/polyset-reduce-crash-expected.csg
@@ -1,4 +1,5 @@
 group() {
+group() {
 	multmatrix([[0.809017, -0.587785, 0, 0], [0.587785, 0.809017, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		union() {
 			multmatrix([[1, 0, 0, 1], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
@@ -14,4 +15,4 @@ group() {
 			circle($fn = 0, $fa = 12, $fs = 1, r = 20);
 		}
 	}
-}
+}}
diff --git a/tests/regression/dumptest/projection-expected.csg b/tests/regression/dumptest/projection-expected.csg
new file mode 100644
index 0000000..d776c2e
--- /dev/null
+++ b/tests/regression/dumptest/projection-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	projection(cut = false, convexity = 0);
+}
diff --git a/tests/regression/dumptest/projection-tests-expected.txt b/tests/regression/dumptest/projection-tests-expected.csg
index 92e6870..5d2fc0a 100644
--- a/tests/regression/dumptest/projection-tests-expected.txt
+++ b/tests/regression/dumptest/projection-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	projection(cut = false, convexity = 0);
 	projection(cut = false, convexity = 0);
 	projection(cut = true, convexity = 0) {
@@ -29,7 +30,7 @@
 	multmatrix([[1, 0, 0, 0], [0, 1, 0, -22], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		linear_extrude(height = 5, center = false, convexity = 1, scale = [1, 1], $fn = 0, $fa = 12, $fs = 2) {
 			projection(cut = true, convexity = 0) {
-				multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -4.999999], [0, 0, 0, 1]]) {
+				multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -5], [0, 0, 0, 1]]) {
 					cube(size = [10, 10, 10], center = true);
 				}
 			}
@@ -53,4 +54,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/render-2d-tests-expected.txt b/tests/regression/dumptest/render-2d-tests-expected.csg
index 26b916c..75739b3 100644
--- a/tests/regression/dumptest/render-2d-tests-expected.txt
+++ b/tests/regression/dumptest/render-2d-tests-expected.csg
@@ -1,7 +1,8 @@
+group() {
 	render(convexity = 1) {
 		difference() {
 			square(size = [100, 100], center = true);
 			circle($fn = 0, $fa = 12, $fs = 2, r = 30);
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/render-expected.csg b/tests/regression/dumptest/render-expected.csg
new file mode 100644
index 0000000..c599c6b
--- /dev/null
+++ b/tests/regression/dumptest/render-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	render(convexity = 1);
+}
diff --git a/tests/regression/dumptest/render-tests-expected.txt b/tests/regression/dumptest/render-tests-expected.csg
index 6914270..11aede0 100644
--- a/tests/regression/dumptest/render-tests-expected.txt
+++ b/tests/regression/dumptest/render-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	render(convexity = 1);
 	render(convexity = 1);
 	group() {
@@ -68,4 +69,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/resize-2d-tests-expected.txt b/tests/regression/dumptest/resize-2d-tests-expected.csg
index 0bbdd66..5f8d8b5 100644
--- a/tests/regression/dumptest/resize-2d-tests-expected.txt
+++ b/tests/regression/dumptest/resize-2d-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	color([1, 0, 0, 1]) {
 		multmatrix([[1, 0, 0, -16], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 			multmatrix([[3, 0, 0, 0], [0, 3, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
@@ -172,4 +173,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/resize-tests-expected.txt b/tests/regression/dumptest/resize-tests-expected.csg
index f31290c..1e7888a 100644
--- a/tests/regression/dumptest/resize-tests-expected.txt
+++ b/tests/regression/dumptest/resize-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	color([1, 0, 0, 1]) {
 		multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -10], [0, 0, 0, 1]]) {
 			cube(size = [1, 1, 1], center = false);
@@ -267,4 +268,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/root-modifier-expected.csg b/tests/regression/dumptest/root-modifier-expected.csg
new file mode 100644
index 0000000..799636d
--- /dev/null
+++ b/tests/regression/dumptest/root-modifier-expected.csg
@@ -0,0 +1 @@
+cylinder($fn = 0, $fa = 12, $fs = 2, h = 30, r1 = 6, r2 = 6, center = true);
diff --git a/tests/regression/dumptest/root-modifier-expected.txt b/tests/regression/dumptest/root-modifier-expected.txt
deleted file mode 100644
index c0f1da2..0000000
--- a/tests/regression/dumptest/root-modifier-expected.txt
+++ /dev/null
@@ -1,5 +0,0 @@
-	difference() {
-		sphere($fn = 0, $fa = 12, $fs = 2, r = 10);
-		cylinder($fn = 0, $fa = 12, $fs = 2, h = 30, r1 = 6, r2 = 6, center = true);
-	}
-
diff --git a/tests/regression/dumptest/root-modifier-if-expected.txt b/tests/regression/dumptest/root-modifier-if-expected.csg
index dfcd15a..0cc2d3e 100644
--- a/tests/regression/dumptest/root-modifier-if-expected.txt
+++ b/tests/regression/dumptest/root-modifier-if-expected.csg
@@ -1,7 +1,8 @@
+group() {
 	group() {
 		sphere($fn = 0, $fa = 12, $fs = 2, r = 5);
 	}
 	group() {
 		cube(size = [5, 5, 5], center = false);
 	}
-
+}
diff --git a/tests/regression/dumptest/rotate-expected.csg b/tests/regression/dumptest/rotate-expected.csg
new file mode 100644
index 0000000..87e28e2
--- /dev/null
+++ b/tests/regression/dumptest/rotate-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]);
+}
diff --git a/tests/regression/dumptest/rotate_extrude-expected.csg b/tests/regression/dumptest/rotate_extrude-expected.csg
new file mode 100644
index 0000000..54f06b3
--- /dev/null
+++ b/tests/regression/dumptest/rotate_extrude-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	rotate_extrude(convexity = 1, $fn = 0, $fa = 12, $fs = 2);
+}
diff --git a/tests/regression/dumptest/rotate_extrude-tests-expected.txt b/tests/regression/dumptest/rotate_extrude-tests-expected.csg
index 023d78d..a86dd8f 100644
--- a/tests/regression/dumptest/rotate_extrude-tests-expected.txt
+++ b/tests/regression/dumptest/rotate_extrude-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	rotate_extrude(convexity = 1, $fn = 0, $fa = 12, $fs = 2);
 	rotate_extrude(convexity = 1, $fn = 0, $fa = 12, $fs = 2);
 	rotate_extrude(convexity = 1, $fn = 0, $fa = 12, $fs = 2) {
@@ -49,4 +50,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/rotate_extrude_dxf-tests-expected.txt b/tests/regression/dumptest/rotate_extrude_dxf-tests-expected.csg
index f79e0ce..8e9963c 100644
--- a/tests/regression/dumptest/rotate_extrude_dxf-tests-expected.txt
+++ b/tests/regression/dumptest/rotate_extrude_dxf-tests-expected.csg
@@ -1,2 +1,3 @@
+group() {
 	rotate_extrude(file = "../../dxf/open-polyline.dxf", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2);
-
+}
diff --git a/tests/regression/dumptest/scale-expected.csg b/tests/regression/dumptest/scale-expected.csg
new file mode 100644
index 0000000..87e28e2
--- /dev/null
+++ b/tests/regression/dumptest/scale-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]);
+}
diff --git a/tests/regression/dumptest/scale2D-tests-expected.txt b/tests/regression/dumptest/scale2D-tests-expected.csg
index 9465b8c..3957609 100644
--- a/tests/regression/dumptest/scale2D-tests-expected.txt
+++ b/tests/regression/dumptest/scale2D-tests-expected.csg
@@ -1,10 +1,11 @@
-	multmatrix([[2, 0, 0, 0], [0, 1.33333333333, 0, 0], [0, 0, 2, 0], [0, 0, 0, 1]]) {
+group() {
+	multmatrix([[2, 0, 0, 0], [0, 1.33333, 0, 0], [0, 0, 2, 0], [0, 0, 0, 1]]) {
 		group() {
 			square(size = [2, 3], center = true);
 		}
 	}
 	multmatrix([[1, 0, 0, 5], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
-		multmatrix([[2, 0, 0, 0], [0, 1.33333333333, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+		multmatrix([[2, 0, 0, 0], [0, 1.33333, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 			group() {
 				square(size = [2, 3], center = true);
 			}
@@ -31,4 +32,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/scale3D-tests-expected.txt b/tests/regression/dumptest/scale3D-tests-expected.csg
index e802117..89bf1af 100644
--- a/tests/regression/dumptest/scale3D-tests-expected.txt
+++ b/tests/regression/dumptest/scale3D-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		multmatrix([[1, 0, 0, 0], [0, 2, 0, 0], [0, 0, 3, 0], [0, 0, 0, 1]]) {
 			group() {
@@ -40,4 +41,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/sphere-expected.csg b/tests/regression/dumptest/sphere-expected.csg
new file mode 100644
index 0000000..8c5b075
--- /dev/null
+++ b/tests/regression/dumptest/sphere-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	sphere($fn = 0, $fa = 12, $fs = 2, r = 1);
+}
diff --git a/tests/regression/dumptest/sphere-tests-expected.txt b/tests/regression/dumptest/sphere-tests-expected.csg
index 461e946..45c0858 100644
--- a/tests/regression/dumptest/sphere-tests-expected.txt
+++ b/tests/regression/dumptest/sphere-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	sphere($fn = 0, $fa = 12, $fs = 2, r = 1);
 	multmatrix([[1, 0, 0, 2], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		sphere($fn = 0, $fa = 12, $fs = 2, r = 0);
@@ -29,4 +30,4 @@
 	multmatrix([[1, 0, 0, 11], [0, 1, 0, 22], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		sphere($fn = 0.1, $fa = 12, $fs = 2, r = 5);
 	}
-
+}
diff --git a/tests/regression/dumptest/square-expected.csg b/tests/regression/dumptest/square-expected.csg
new file mode 100644
index 0000000..a4a24d8
--- /dev/null
+++ b/tests/regression/dumptest/square-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	square(size = [1, 1], center = false);
+}
diff --git a/tests/regression/dumptest/square-tests-expected.txt b/tests/regression/dumptest/square-tests-expected.csg
index c23c83d..6569da4 100644
--- a/tests/regression/dumptest/square-tests-expected.txt
+++ b/tests/regression/dumptest/square-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	square(size = [1, 1], center = false);
 	multmatrix([[1, 0, 0, 2], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		square(size = [1, 1], center = true);
@@ -20,4 +21,4 @@
 	multmatrix([[1, 0, 0, 6], [0, 1, 0, 2], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		square(size = [2, 1], center = true);
 	}
-
+}
diff --git a/tests/regression/dumptest/subdiv-expected.csg b/tests/regression/dumptest/subdiv-expected.csg
new file mode 100644
index 0000000..bc40dc2
--- /dev/null
+++ b/tests/regression/dumptest/subdiv-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	subdiv(level = 1, convexity = 0);
+}
diff --git a/tests/regression/dumptest/surface-expected.csg b/tests/regression/dumptest/surface-expected.csg
new file mode 100644
index 0000000..4c9b5b8
--- /dev/null
+++ b/tests/regression/dumptest/surface-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	surface(file = "", center = false);
+}
diff --git a/tests/regression/dumptest/surface-simple-expected.txt b/tests/regression/dumptest/surface-simple-expected.csg
index 48c918f..4def193 100644
--- a/tests/regression/dumptest/surface-simple-expected.txt
+++ b/tests/regression/dumptest/surface-simple-expected.csg
@@ -1,5 +1,6 @@
+group() {
 	surface(file = "surface-simple.dat", center = true);
 	multmatrix([[1, 0, 0, 2], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		surface(file = "surface-simple2.dat", center = true);
 	}
-
+}
diff --git a/tests/regression/dumptest/surface-tests-expected.txt b/tests/regression/dumptest/surface-tests-expected.csg
index e3b59c5..18246f5 100644
--- a/tests/regression/dumptest/surface-tests-expected.txt
+++ b/tests/regression/dumptest/surface-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	surface(file = "", center = false);
 	surface(file = "surface.dat", center = true);
-
+}
diff --git a/tests/regression/dumptest/testcolornames-expected.txt b/tests/regression/dumptest/testcolornames-expected.csg
index 63b5e70..06cb365 100644
--- a/tests/regression/dumptest/testcolornames-expected.txt
+++ b/tests/regression/dumptest/testcolornames-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	multmatrix([[1, 0, 0, 1], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		color([0.803922, 0.360784, 0.360784, 1]) {
 			sphere($fn = 5, $fa = 12, $fs = 2, r = 0.8);
@@ -703,4 +704,4 @@
 			sphere($fn = 5, $fa = 12, $fs = 2, r = 0.8);
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/text-search-test-expected.txt b/tests/regression/dumptest/text-search-test-expected.csg
index f0c8aad..72e6572 100644
--- a/tests/regression/dumptest/text-search-test-expected.txt
+++ b/tests/regression/dumptest/text-search-test-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group();
 	group() {
 		multmatrix([[1, 0, 0, -60], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
@@ -845,4 +846,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/transform-tests-expected.txt b/tests/regression/dumptest/transform-tests-expected.csg
index 97657da..892af51 100644
--- a/tests/regression/dumptest/transform-tests-expected.txt
+++ b/tests/regression/dumptest/transform-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	multmatrix([[1, 0, 0, 25], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		multmatrix([[1, 0, 0, 0], [0, 2, 0, 0], [0, 0, 0.5, 0], [0, 0, 0, 1]]) {
 			group() {
@@ -41,4 +42,4 @@
 			cylinder($fn = 0, $fa = 12, $fs = 1, h = 20, r1 = 10, r2 = 0, center = false);
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/translate-expected.csg b/tests/regression/dumptest/translate-expected.csg
new file mode 100644
index 0000000..87e28e2
--- /dev/null
+++ b/tests/regression/dumptest/translate-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]);
+}
diff --git a/tests/regression/dumptest/union-expected.csg b/tests/regression/dumptest/union-expected.csg
new file mode 100644
index 0000000..34f53c2
--- /dev/null
+++ b/tests/regression/dumptest/union-expected.csg
@@ -0,0 +1,3 @@
+group() {
+	union();
+}
diff --git a/tests/regression/dumptest/union-tests-expected.txt b/tests/regression/dumptest/union-tests-expected.csg
index b0a30f6..064fbe2 100644
--- a/tests/regression/dumptest/union-tests-expected.txt
+++ b/tests/regression/dumptest/union-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	multmatrix([[1, 0, 0, -12], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
 		union() {
 			cube(size = [10, 10, 10], center = false);
@@ -44,4 +45,4 @@
 			}
 		}
 	}
-
+}
diff --git a/tests/regression/dumptest/use-tests-expected.txt b/tests/regression/dumptest/use-tests-expected.csg
index 1095708..bb9c028 100644
--- a/tests/regression/dumptest/use-tests-expected.txt
+++ b/tests/regression/dumptest/use-tests-expected.csg
@@ -1,3 +1,4 @@
+group() {
 	group() {
 		group() {
 			multmatrix([[1, 0, 0, 2], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
@@ -45,7 +46,7 @@
 						linear_extrude(height = 1.5, center = true, convexity = 1, twist = 0, slices = 2, scale = [1, 1], $fn = 0, $fa = 12, $fs = 2) {
 							projection(cut = false, convexity = 0) {
 								multmatrix([[0, 0, -1, 0], [0, 1, 0, 0], [1, 0, 0, 0], [0, 0, 0, 1]]) {
-									multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0.31819805153], [0, 0, 0, 1]]) {
+									multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0.318198], [0, 0, 0, 1]]) {
 										cylinder($fn = 30, $fa = 12, $fs = 2, h = 0.212132, r1 = 0.212132, r2 = 0, center = true);
 									}
 								}
@@ -98,4 +99,4 @@
 			}
 		}
 	}
-
+}