Reland of path ops: fix conic weight and partial coincidence

tools/pathops_sorter.htm

Index: tools/pathops_sorter.htm
diff --git a/tools/pathops_sorter.htm b/tools/pathops_sorter.htm
index ed93ad687c9619e335ed11439352cbc05b96bf54..fb4b8d3bbb6143f7f4f6ff181126f8b3cf42067c 100644
--- a/tools/pathops_sorter.htm
+++ b/tools/pathops_sorter.htm
@@ -6,17 +6,32 @@
     <title></title>
 <div style="height:0">
 
-<div id="cubics">
-{{{231.80000305175781, 2084.800048828125}, {255.60000610351562, 2084.800048828125}, {275, 2065.39990234375}, {275, 2041.5999755859375}}},
-{{{275, 2041.5999755859375}, {275, 2084.800048828125}, {231.80000305175781, 2084.800048828125}}, 0.707107008},
+<div id="conics">
+{{{78.000016756859424, 4590.0127645689281}, {78, 4590.005859375}}},
+{{{78.000022914349017, 4590.0165822692597}, {78.000005725317905, 4590.0082887743229}}},
+{{{{83, 4595}, {78.008674621582031, 4595}, {78, 4590.005859375}}}, 0.707720578f},
+{{{{84, 4596}, {78, 4596}, {78, 4590}}}, 0.707106769f},
 </div>
 
+<div id="conicLines">
+{{{78.000016756859424, 4590.0127645689281}, {78, 4590.005859375}}},
+{{{78.000022914349017, 4590.0165822692597}, {78.000005725317905, 4590.0082887743229}}},
 </div>
 
+<div id="thisopp">
+{{{78.000016756859424, 4590.0127645689281}, {78, 4590.005859375}}},
+{{{{84, 4596}, {78, 4596}, {78, 4590}}}, 0.707106769f},
+{{{78.0000055,4590.00813) (78.0000367,4590.02099
+</div>
+
+</div>
+
 <script type="text/javascript">
 
 var testDivs = [
-cubics,
+conics,
+conicLines,
+thisopp,
 ];
 
     var decimal_places = 3;