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authorAlessandro Ranellucci <aar@cpan.org>2011-10-06 17:24:21 +0400
committerAlessandro Ranellucci <aar@cpan.org>2011-10-06 19:13:42 +0400
commit5daaf454b1c60f4ccf7d9f760e798156cdf09d7d (patch)
tree026411abae1f7d1e45407e8c2188ffa3cbc0b1c5 /t/polyclip.t
parent33d7b8c7cfdc68f05a509b92b4f7c2a15154510a (diff)
Faster algorithm for rectilinear fill
Diffstat (limited to 't/polyclip.t')
-rw-r--r--t/polyclip.t52
1 files changed, 44 insertions, 8 deletions
diff --git a/t/polyclip.t b/t/polyclip.t
index 0a66565fe..f4366d4ce 100644
--- a/t/polyclip.t
+++ b/t/polyclip.t
@@ -1,14 +1,26 @@
use Test::More;
-plan tests => 10;
+plan tests => 13;
BEGIN {
use FindBin;
use lib "$FindBin::Bin/../lib";
}
+use Math::Clipper qw(is_counter_clockwise);
use Slic3r;
+#==========================================================
+
+is Slic3r::Geometry::point_in_segment([10, 10], [ [5, 10], [20, 10] ]), 1, 'point in horizontal segment';
+is Slic3r::Geometry::point_in_segment([30, 10], [ [5, 10], [20, 10] ]), 0, 'point not in horizontal segment';
+is Slic3r::Geometry::point_in_segment([10, 10], [ [10, 5], [10, 20] ]), 1, 'point in vertical segment';
+is Slic3r::Geometry::point_in_segment([10, 30], [ [10, 5], [10, 20] ]), 0, 'point not in vertical segment';
+is Slic3r::Geometry::point_in_segment([15, 15], [ [10, 10], [20, 20] ]), 1, 'point in diagonal segment';
+is Slic3r::Geometry::point_in_segment([20, 15], [ [10, 10], [20, 20] ]), 0, 'point not in diagonal segment';
+
+#==========================================================
+
my $square = [ # ccw
[10, 10],
[20, 10],
@@ -52,11 +64,35 @@ is_deeply $intersections, [
#==========================================================
-is Slic3r::Geometry::point_in_segment([10, 10], [ [5, 10], [20, 10] ]), 1, 'point in horizontal segment';
-is Slic3r::Geometry::point_in_segment([30, 10], [ [5, 10], [20, 10] ]), 0, 'point not in horizontal segment';
-is Slic3r::Geometry::point_in_segment([10, 10], [ [10, 5], [10, 20] ]), 1, 'point in vertical segment';
-is Slic3r::Geometry::point_in_segment([10, 30], [ [10, 5], [10, 20] ]), 0, 'point not in vertical segment';
-is Slic3r::Geometry::point_in_segment([15, 15], [ [10, 10], [20, 20] ]), 1, 'point in diagonal segment';
-is Slic3r::Geometry::point_in_segment([20, 15], [ [10, 10], [20, 20] ]), 0, 'point not in diagonal segment';
+my $large_circle = [ # ccw
+ [151.8639,288.1192], [133.2778,284.6011], [115.0091,279.6997], [98.2859,270.8606], [82.2734,260.7933],
+ [68.8974,247.4181], [56.5622,233.0777], [47.7228,216.3558], [40.1617,199.0172], [36.6431,180.4328],
+ [34.932,165.2312], [37.5567,165.1101], [41.0547,142.9903], [36.9056,141.4295], [40.199,124.1277],
+ [47.7776,106.7972], [56.6335,90.084], [68.9831,75.7557], [82.3712,62.3948], [98.395,52.3429],
+ [115.1281,43.5199], [133.4004,38.6374], [151.9884,35.1378], [170.8905,35.8571], [189.6847,37.991],
+ [207.5349,44.2488], [224.8662,51.8273], [240.0786,63.067], [254.407,75.4169], [265.6311,90.6406],
+ [275.6832,106.6636], [281.9225,124.52], [286.8064,142.795], [287.5061,161.696], [286.7874,180.5972],
+ [281.8856,198.8664], [275.6283,216.7169], [265.5604,232.7294], [254.3211,247.942], [239.9802,260.2776],
+ [224.757,271.5022], [207.4179,279.0635], [189.5605,285.3035], [170.7649,287.4188],
+];
+is is_counter_clockwise($large_circle), 1, "contour is counter-clockwise";
+
+my $small_circle = [ # cw
+ [158.227,215.9007], [164.5136,215.9007], [175.15,214.5007], [184.5576,210.6044], [190.2268,207.8743],
+ [199.1462,201.0306], [209.0146,188.346], [213.5135,177.4829], [214.6979,168.4866], [216.1025,162.3325],
+ [214.6463,151.2703], [213.2471,145.1399], [209.0146,134.9203], [199.1462,122.2357], [189.8944,115.1366],
+ [181.2504,111.5567], [175.5684,108.8205], [164.5136,107.3655], [158.2269,107.3655], [147.5907,108.7656],
+ [138.183,112.6616], [132.5135,115.3919], [123.5943,122.2357], [113.7259,134.92], [109.2269,145.7834],
+ [108.0426,154.7799], [106.638,160.9339], [108.0941,171.9957], [109.4933,178.1264], [113.7259,188.3463],
+ [123.5943,201.0306], [132.8461,208.1296], [141.4901,211.7094], [147.172,214.4458],
+];
+is is_counter_clockwise($small_circle), 0, "hole is clockwise";
+
+$line = [ [152.741724,288.086671142818], [152.741724,34.166466971035] ];
+
+my $intersections = Slic3r::Geometry::clip_segment_complex_polygon($line, [ $large_circle, $small_circle ]);
+is_deeply $intersections, [
+ [ [152.741724, 35.166466971035], [152.741724, 108.087543109156] ],
+ [ [152.741724, 215.178806915206], [152.741724, 288.086671142818] ],
+], 'line is clipped to square with hole';
-#==========================================================