--- a
+++ b/src/foreign/levmar/Makefile.vc
@@ -0,0 +1,52 @@
+#
+# MS Visual C Makefile for Levenberg - Marquardt minimization
+# Under Unix/Linux, use Makefile for GCC
+#
+# At the command prompt, type
+# nmake /f Makefile.vc
+#
+# NOTE: To use this, you must have MSVC installed and properly
+# configured for command line use (you might need to run VCVARS32.BAT
+# included with your copy of MSVC). Another option is to use the
+# free MSVC toolkit from http://msdn.microsoft.com/visualc/vctoolkit2003/
+#
+
+MAKE=nmake /nologo
+CC=cl /nologo
+LAPACKFLAG=/DHAVE_LAPACK # COMMENT THIS LINE IF YOU DO NOT HAVE LAPACK
+# YOU MIGHT WANT TO UNCOMMENT THE FOLLOWING LINE
+#SPOPTFLAGS=/GL /G7 /arch:SSE2 # special optimization: resp. whole program opt., Athlon/Pentium4 opt., SSE2 extensions
+# /MD COMPILES WITH MULTIPLE THREADS SUPPORT. TO DISABLE IT, SUBSTITUTE WITH /ML
+CFLAGS=$(LAPACKFLAG) /I. /MD /W3 /GX /O2 $(SPOPTFLAGS) # /Wall
+LAPACKLIBS_PATH=C:\src\lib # WHEN USING LAPACK, CHANGE THIS TO WHERE YOUR COMPILED LIBS ARE!
+LDFLAGS=/link /subsystem:console /opt:ref /libpath:$(LAPACKLIBS_PATH) /libpath:.
+LIBOBJS=lm.obj Axb.obj misc.obj lmlec.obj lmbc.obj 
+LIBSRCS=lm.c Axb.c misc.c lmlec.c lmbc.c
+DEMOBJS=lmdemo.obj
+DEMOSRCS=lmdemo.c
+AR=lib /nologo
+
+# comment the following line if you are not using LAPACK
+LAPACKLIBS=clapack.lib blas.lib libF77.lib libI77.lib
+
+LIBS=$(LAPACKLIBS) levmar.lib
+
+all: levmar.lib lmdemo.exe
+
+levmar.lib: $(LIBOBJS)
+	$(AR) /out:levmar.lib $(LIBOBJS)
+
+lmdemo.exe: $(DEMOBJS) levmar.lib
+	$(CC) $(DEMOBJS) $(LDFLAGS) /out:lmdemo.exe $(LIBS)
+
+lm.obj: lm.c lm_core.c lm.h misc.h
+Axb.obj: Axb.c Axb_core.c lm.h misc.h
+misc.obj: misc.c misc_core.c lm.h misc.h
+lmlec.obj: lmlec.c lmlec_core.c lm.h misc.h
+lmbc.obj: lmbc.c lmbc_core.c lm.h misc.h
+
+lmdemo.obj: lm.h
+
+clean:
+	-del $(LIBOBJS) $(DEMOBJS)
+