From dc54592a9ba95e8f3be1f0f017fde2a31cee79e0 Mon Sep 17 00:00:00 2001
From: Nikos M <workingclasscode@gmail.com>
Date: Mon, 12 Dec 2022 23:16:55 +0200
Subject: [PATCH] fix intersectsSelf

---
 build/Geometrize.js     | 16 ++++++++--------
 build/Geometrize.min.js |  4 ++--
 src/Curve.js            |  4 ++--
 src/Polygon.js          |  4 ++--
 src/Polyline.js         |  4 ++--
 5 files changed, 16 insertions(+), 16 deletions(-)

diff --git a/build/Geometrize.js b/build/Geometrize.js
index 18a2114..af67544 100644
--- a/build/Geometrize.js
+++ b/build/Geometrize.js
@@ -2,14 +2,14 @@
 *   Geometrize
 *   computational geometry and rendering library for JavaScript
 *
-*   @version 0.9.0 (2022-12-12 19:36:15)
+*   @version 0.9.0 (2022-12-12 23:14:40)
 *   https://github.com/foo123/Geometrize
 *
 **//**
 *   Geometrize
 *   computational geometry and rendering library for JavaScript
 *
-*   @version 0.9.0 (2022-12-12 19:36:15)
+*   @version 0.9.0 (2022-12-12 23:14:40)
 *   https://github.com/foo123/Geometrize
 *
 **/
@@ -1968,8 +1968,8 @@ var CompositeCurve = makeClass(Curve, {
                     p2 = c[j]._points[c[j]._points.length-1];
                     p3 = c[k]._points[0];
                     p4 = c[k]._points[c[k]._points.length-1];
-                    if (p_eq(p1, p3) || p_eq(p1, p4)) ii = ii.filter(function(p) {return !p_eq(p, p1);});
-                    if (p_eq(p2, p3) || p_eq(p2, p4)) ii = ii.filter(function(p) {return !p_eq(p, p2);});
+                    if ((j === 0) && (k === n-1) && p_eq(p1, p4)) ii = ii.filter(function(p) {return !p_eq(p, p1);});
+                    else if ((k === j+1) && p_eq(p2, p3)) ii = ii.filter(function(p) {return !p_eq(p, p2);});
                     i.push.apply(i, ii);
                 }
             }
@@ -2496,8 +2496,8 @@ var Polyline = makeClass(Curve, {
                 ii = line_segments_intersection(p1, p2, p3, p4);
                 if (ii)
                 {
-                    if (p_eq(p1, p3) || p_eq(p1, p4)) ii = ii.filter(function(p) {return !p_eq(p, p1);});
-                    if (p_eq(p2, p3) || p_eq(p2, p4)) ii = ii.filter(function(p) {return !p_eq(p, p2);});
+                    if ((j === 0) && (k === n-1) && p_eq(p1, p4)) ii = ii.filter(function(p) {return !p_eq(p, p1);});
+                    else if ((k === j+1) && p_eq(p2, p3)) ii = ii.filter(function(p) {return !p_eq(p, p2);});
                     i.push.apply(i, ii);
                 }
             }
@@ -3588,8 +3588,8 @@ var Polygon = makeClass(Curve, {
                 ii = line_segments_intersection(p1, p2, p3, p4);
                 if (ii)
                 {
-                    if (p_eq(p1, p3) || p_eq(p1, p4)) ii = ii.filter(function(p) {return !p_eq(p, p1);});
-                    if (p_eq(p2, p3) || p_eq(p2, p4)) ii = ii.filter(function(p) {return !p_eq(p, p2);});
+                    if ((j === 0) && (k === n-1) && p_eq(p1, p4)) ii = ii.filter(function(p) {return !p_eq(p, p1);});
+                    else if ((k === j+1) && p_eq(p2, p3)) ii = ii.filter(function(p) {return !p_eq(p, p2);});
                     i.push.apply(i, ii);
                 }
             }
diff --git a/build/Geometrize.min.js b/build/Geometrize.min.js
index d9cfc2b..a8cfc48 100644
--- a/build/Geometrize.min.js
+++ b/build/Geometrize.min.js
@@ -2,8 +2,8 @@
 *   Geometrize
 *   computational geometry and rendering library for JavaScript
 *
-*   @version 0.9.0 (2022-12-12 19:36:15)
+*   @version 0.9.0 (2022-12-12 23:14:40)
 *   https://github.com/foo123/Geometrize
 *
 **/
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diff --git a/src/Curve.js b/src/Curve.js
index bad5c6e..a08edc2 100644
--- a/src/Curve.js
+++ b/src/Curve.js
@@ -542,8 +542,8 @@ var CompositeCurve = makeClass(Curve, {
                     p2 = c[j]._points[c[j]._points.length-1];
                     p3 = c[k]._points[0];
                     p4 = c[k]._points[c[k]._points.length-1];
-                    if (p_eq(p1, p3) || p_eq(p1, p4)) ii = ii.filter(function(p) {return !p_eq(p, p1);});
-                    if (p_eq(p2, p3) || p_eq(p2, p4)) ii = ii.filter(function(p) {return !p_eq(p, p2);});
+                    if ((j === 0) && (k === n-1) && p_eq(p1, p4)) ii = ii.filter(function(p) {return !p_eq(p, p1);});
+                    else if ((k === j+1) && p_eq(p2, p3)) ii = ii.filter(function(p) {return !p_eq(p, p2);});
                     i.push.apply(i, ii);
                 }
             }
diff --git a/src/Polygon.js b/src/Polygon.js
index 6fb9c90..fe61f9c 100644
--- a/src/Polygon.js
+++ b/src/Polygon.js
@@ -205,8 +205,8 @@ var Polygon = makeClass(Curve, {
                 ii = line_segments_intersection(p1, p2, p3, p4);
                 if (ii)
                 {
-                    if (p_eq(p1, p3) || p_eq(p1, p4)) ii = ii.filter(function(p) {return !p_eq(p, p1);});
-                    if (p_eq(p2, p3) || p_eq(p2, p4)) ii = ii.filter(function(p) {return !p_eq(p, p2);});
+                    if ((j === 0) && (k === n-1) && p_eq(p1, p4)) ii = ii.filter(function(p) {return !p_eq(p, p1);});
+                    else if ((k === j+1) && p_eq(p2, p3)) ii = ii.filter(function(p) {return !p_eq(p, p2);});
                     i.push.apply(i, ii);
                 }
             }
diff --git a/src/Polyline.js b/src/Polyline.js
index f2ed9f0..1cd8895 100644
--- a/src/Polyline.js
+++ b/src/Polyline.js
@@ -189,8 +189,8 @@ var Polyline = makeClass(Curve, {
                 ii = line_segments_intersection(p1, p2, p3, p4);
                 if (ii)
                 {
-                    if (p_eq(p1, p3) || p_eq(p1, p4)) ii = ii.filter(function(p) {return !p_eq(p, p1);});
-                    if (p_eq(p2, p3) || p_eq(p2, p4)) ii = ii.filter(function(p) {return !p_eq(p, p2);});
+                    if ((j === 0) && (k === n-1) && p_eq(p1, p4)) ii = ii.filter(function(p) {return !p_eq(p, p1);});
+                    else if ((k === j+1) && p_eq(p2, p3)) ii = ii.filter(function(p) {return !p_eq(p, p2);});
                     i.push.apply(i, ii);
                 }
             }