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-rw-r--r--games/xspringies/files/patch-phys.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/games/xspringies/files/patch-phys.c b/games/xspringies/files/patch-phys.c
new file mode 100644
index 0000000..2b7a99a
--- /dev/null
+++ b/games/xspringies/files/patch-phys.c
@@ -0,0 +1,23 @@
+--- phys.c.orig Mon Mar 29 06:26:52 1993
++++ phys.c Sat Feb 15 16:54:26 1997
+@@ -212,11 +212,15 @@
+
+ mass1 = m1->mass;
+ mass2 = m2->mass;
+-
+- m1->ax += forcex / mass1;
+- m1->ay += forcey / mass1;
+- m2->ax -= forcex / mass2;
+- m2->ay -= forcey / mass2;
++
++ if (mass1 != 0) {
++ m1->ax += forcex / mass1;
++ m1->ay += forcey / mass1;
++ }
++ if (mass2 != 0) {
++ m2->ax -= forcex / mass2;
++ m2->ay -= forcey / mass2;
++ }
+ }
+ }
+ }
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