add support for OBJ models (triangles only).

also put a guard on the filltriangle slopes to avoid division by zero.

1 files changed, 11 insertions, 0 deletions

diff --git a/mkfile b/mkfile
index ed46965..c90ea24 100644
--- a/mkfile
+++ b/mkfile
@@ -6,4 +6,15 @@ OFILES=\
 	main.$O\
 	nanosec.$O\
 
+LIB=\
+	libobj/libobj.a$O\
+
 </sys/src/cmd/mkone
+
+libobj/libobj.a$O:
+	cd libobj
+	mk install
+
+clean nuke:V:
+	rm -f *.[$OS] [$OS].out $TARG
+	@{cd libobj; mk $target}