From 6685b7587a2d8c147715d89e27b0f3b40883b9f1 Mon Sep 17 00:00:00 2001
From: jaseg <git@jaseg.de>
Date: Sat, 5 Jun 2021 21:22:01 +0200
Subject: Fix binary contours vectorizer

Replace teh-chin with ramer-douglas-peucker
---
 svg-flatten/src/test/nopencv_test.cpp | 8 ++++----
 svg-flatten/src/test/svg_tests.py     | 3 ++-
 2 files changed, 6 insertions(+), 5 deletions(-)

(limited to 'svg-flatten/src/test')

diff --git a/svg-flatten/src/test/nopencv_test.cpp b/svg-flatten/src/test/nopencv_test.cpp
index b32d22c..e4cc078 100644
--- a/svg-flatten/src/test/nopencv_test.cpp
+++ b/svg-flatten/src/test/nopencv_test.cpp
@@ -181,7 +181,7 @@ int render_svg(const char *in_svg, const char *out_png) {
 static void testdata_roundtrip(const char *fn) {
     Image32 ref_img;
     mu_assert(ref_img.load(fn), "Input image failed to load");
-    ref_img.binarize();
+    ref_img.binarize(128);
     Image32 ref_img_copy(ref_img);
 
     TempfileHack tmp_svg(".svg");
@@ -195,7 +195,7 @@ static void testdata_roundtrip(const char *fn) {
 
     Image32 out_img;
     mu_assert(out_img.load(tmp_png.c_str()), "Output image failed to load");
-    out_img.binarize();
+    out_img.binarize(128);
 
     mu_assert_int_eq(ref_img.cols(), out_img.cols());
     mu_assert_int_eq(ref_img.rows(), out_img.rows());
@@ -231,7 +231,7 @@ static void test_polygon_area(const char *fn) {
     //cerr << endl << "poly area test " << fn << endl;
     Image32 ref_img;
     mu_assert(ref_img.load(fn), "Input image failed to load");
-    ref_img.binarize();
+    ref_img.binarize(128);
 
     int white_px_count = 0;
     int black_px_count = 0;
@@ -283,7 +283,7 @@ static void chain_approx_test(const char *fn) {
     //cout << endl << "Testing \"" << fn << "\"" << endl;
     Image32 ref_img;
     mu_assert(ref_img.load(fn), "Input image failed to load");
-    ref_img.binarize();
+    ref_img.binarize(128);
     Image32 ref_img_copy(ref_img);
 
     TempfileHack tmp_svg(".svg");
diff --git a/svg-flatten/src/test/svg_tests.py b/svg-flatten/src/test/svg_tests.py
index 7f1adb0..e4cff76 100644
--- a/svg-flatten/src/test/svg_tests.py
+++ b/svg-flatten/src/test/svg_tests.py
@@ -100,8 +100,9 @@ class SVGRoundTripTests(unittest.TestCase):
         #print_stats(ref)
         #print_stats(out)
 
-        #print(f'{test_name}: mean={delta.mean():.5g}')
+        print(f'{test_name}: mean={delta.mean():.5g}')
 
+        self.fail('debug')
         self.assertTrue(delta.mean() < mean,
                 f'Expected mean pixel difference between images to be <{mean}, was {delta.mean():.5g}')
 
-- 
cgit