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Include cgal patch for nary union

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This commit is contained in:
Thomas Krijnen
2020-10-04 10:42:05 +02:00
parent 4881238ce6
commit df1225ce95
4 changed files with 94 additions and 1 deletions
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win/build-deps.cmd
+1
View File
@@ -447,6 +447,7 @@ IF NOT %ERRORLEVEL%==0 GOTO :Error
cd "%DEPENDENCY_DIR%"
git reset --hard
git apply "%~dp0patches\cgal_no_zlib.patch"
git apply "%~dp0patches\cgal_4768.patch"
call :RunCMake -DCMAKE_INSTALL_PREFIX="%INSTALL_DIR%\cgal" ^
-DBOOST_ROOT="%DEPS_DIR%\boost_%BOOST_VER%" ^
-DGMP_INCLUDE_DIR="%INSTALL_DIR%\mpir" ^
win/patches/cgal_4768.patch
+38
View File
@@ -0,0 +1,38 @@
From a86712d1aae9a1a6d2004db3fc8fcdac6ef6b782 Mon Sep 17 00:00:00 2001
From: Thomas Krijnen <t.krijnen@gmail.com>
Date: Sun, 7 Jun 2020 15:25:18 +0200
Subject: [PATCH] Don't segfault on empty Nef_nary_x
---
Nef_3/include/CGAL/Nef_nary_intersection_3.h | 3 ++-
Nef_3/include/CGAL/Nef_nary_union_3.h | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/Nef_3/include/CGAL/Nef_nary_intersection_3.h b/Nef_3/include/CGAL/Nef_nary_intersection_3.h
index 70fc5791fae..5178705dc2f 100644
--- a/Nef_3/include/CGAL/Nef_nary_intersection_3.h
+++ b/Nef_3/include/CGAL/Nef_nary_intersection_3.h
@@ -52,7 +52,8 @@ class Nef_nary_intersection_3 {
}
Polyhedron get_intersection() {
-
+ if (queue.empty())
+ return empty;
while(queue.size() > 1)
intersect();
inserted = 0;
diff --git a/Nef_3/include/CGAL/Nef_nary_union_3.h b/Nef_3/include/CGAL/Nef_nary_union_3.h
index ecbbae2db59..c8663bb911b 100644
--- a/Nef_3/include/CGAL/Nef_nary_union_3.h
+++ b/Nef_3/include/CGAL/Nef_nary_union_3.h
@@ -52,7 +52,8 @@ class Nef_nary_union_3 {
}
Polyhedron get_union() {
-
+ if (queue.empty())
+ return empty;
while(queue.size() > 1)
unite();
inserted = 0;