fix bug in 2d resize code

4 files changed, 50 insertions, 0 deletions

diff --git a/tests/regression/cgalpngtest/resize-2d-tests-expected.png b/tests/regression/cgalpngtest/resize-2d-tests-expected.png
index 01cc5b1..e764ac3 100644
--- a/tests/regression/cgalpngtest/resize-2d-tests-expected.png
+++ b/tests/regression/cgalpngtest/resize-2d-tests-expected.png
diff --git a/tests/regression/dumptest/resize-2d-tests-expected.csg b/tests/regression/dumptest/resize-2d-tests-expected.csg
index 5f8d8b5..5cd9a2e 100644
--- a/tests/regression/dumptest/resize-2d-tests-expected.csg
+++ b/tests/regression/dumptest/resize-2d-tests-expected.csg
@@ -173,4 +173,54 @@ group() {
 			}
 		}
 	}
+	color([0, 0, 1, 1]) {
+		multmatrix([[1, 0, 0, -16], [0, 1, 0, -16], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+			resize(newsize = [10,8,0], auto = [0,1,0]) {
+				multmatrix([[0.5, 0, 0, 0], [0, 100, 0, 0], [0, 0, 20, 0], [0, 0, 0, 1]]) {
+					group() {
+						difference() {
+							square(size = [5, 5], center = false);
+							multmatrix([[1, 0, 0, 1], [0, 1, 0, 1], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+								square(size = [1, 1], center = false);
+							}
+							multmatrix([[1, 0, 0, 3], [0, 1, 0, 3], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+								circle($fn = 10, $fa = 12, $fs = 2, r = 1);
+							}
+						}
+					}
+				}
+			}
+		}
+		multmatrix([[1, 0, 0, 0], [0, 1, 0, -16], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+			resize(newsize = [8,10,15], auto = [1,1,1]) {
+				multmatrix([[1000, 0, 0, 0], [0, 0.5, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+					group() {
+						difference() {
+							square(size = [5, 5], center = false);
+							multmatrix([[1, 0, 0, 1], [0, 1, 0, 1], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+								square(size = [1, 1], center = false);
+							}
+							multmatrix([[1, 0, 0, 2], [0, 1, 0, 2], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+								square(size = [1, 1], center = false);
+							}
+						}
+					}
+				}
+			}
+		}
+		multmatrix([[1, 0, 0, 16], [0, 1, 0, -16], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+			resize(newsize = [10,8,15], auto = [0,0,0]) {
+				multmatrix([[200, 0, 0, 0], [0, 200, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+					group() {
+						difference() {
+							square(size = [5, 5], center = false);
+							multmatrix([[1, 0, 0, 0], [0, 1, 0, 2.5], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+								square(size = [5, 1], center = false);
+							}
+						}
+					}
+				}
+			}
+		}
+	}
 }
diff --git a/tests/regression/opencsgtest/resize-2d-tests-expected.png b/tests/regression/opencsgtest/resize-2d-tests-expected.png
index 5a2d976..83a1ca7 100644
--- a/tests/regression/opencsgtest/resize-2d-tests-expected.png
+++ b/tests/regression/opencsgtest/resize-2d-tests-expected.png
diff --git a/tests/regression/throwntogethertest/resize-2d-tests-expected.png b/tests/regression/throwntogethertest/resize-2d-tests-expected.png
index 1c007ed..6c55fa9 100644
--- a/tests/regression/throwntogethertest/resize-2d-tests-expected.png
+++ b/tests/regression/throwntogethertest/resize-2d-tests-expected.png