Updating meshlab.

Their build system has changed, and the source tree they distribute too, so the
dependencies changed a bit.
To get meshlab working, I update lib3ds and add levmar.

svn path=/nixpkgs/trunk/; revision=19595

pkgs/development/libraries/levmar/default.nix

@@ -0,0 +1,28 @@
+{ stdenv, fetchurl }:
+        
+stdenv.mkDerivation rec {
+  name = "levmar-2.5";
+
+  src = fetchurl {
+    url = "http://www.ics.forth.gr/~lourakis/levmar/${name}.tgz";
+    sha256 = "0xcx9fvymr0j5kmfy5cqaa2lxf1c64vv25z2a28w43pkxz1nl3xp";
+  };
+
+  patchPhase = ''
+    sed -i 's/define HAVE_LAPACK/undef HAVE_LAPACK/' levmar.h
+    sed -i 's/LAPACKLIBS=.*/LAPACKLIBS=/' Makefile
+  '';
+
+  installPhase = ''
+    ensureDir $out/include $out/lib
+    cp lm.h $out/include
+    cp liblevmar.a $out/lib
+  '';
+
+  meta = { 
+    description = "ANSI C implementations of Levenberg-Marquardt, usable also from C++";
+    homepage = http://www.ics.forth.gr/~lourakis/levmar/;
+    license = "GPLv2+";
+  };
+}
+

pkgs/development/libraries/levmar/use-atlas.patch

@@ -0,0 +1,37 @@
+diff --git a/Makefile b/Makefile
+index af70b4c..53c6fab 100644
+--- a/Makefile
++++ b/Makefile
+@@ -15,11 +15,11 @@ DEMOBJS=lmdemo.o
+ DEMOSRCS=lmdemo.c
+ AR=ar
+ RANLIB=ranlib
+-LAPACKLIBS=-llapack -lblas -lf2c # comment this line if you are not using LAPACK.
++#LAPACKLIBS=-llapack -lblas -lf2c # comment this line if you are not using LAPACK.
+                                  # On systems with a FORTRAN (not f2c'ed) version of LAPACK, -lf2c is
+                                  # not necessary; on others, -lf2c is equivalent to -lF77 -lI77
+ 
+-#LAPACKLIBS=-L/usr/local/atlas/lib -llapack -lcblas -lf77blas -latlas -lf2c # This works with the ATLAS updated lapack and Linux_P4SSE2
++LAPACKLIBS=-llapack -lcblas -lf77blas -latlas -lgfortran # This works with the ATLAS updated lapack and Linux_P4SSE2
+                                                                             # from http://www.netlib.org/atlas/archives/linux/
+ 
+ #LAPACKLIBS=-llapack -lgoto2 -lpthread -lf2c # This works with GotoBLAS
+diff --git a/misc.h b/misc.h
+index e32f18d..827507e 100644
+--- a/misc.h
++++ b/misc.h
+@@ -30,11 +30,11 @@
+ /* f2c'd BLAS */
+ //#define LM_BLAS_PREFIX f2c_
+ /* C BLAS */
+-//#define LM_BLAS_PREFIX cblas_
++#define LM_BLAS_PREFIX cblas_
+ 
+ /* common suffix for BLAS subroutines */
+-//#define LM_BLAS_SUFFIX  // define empty if a f2c_ or cblas_ prefix was defined for LM_BLAS_PREFIX above
+-#define LM_BLAS_SUFFIX _ // use this in case of no BLAS prefix
++#define LM_BLAS_SUFFIX  // define empty if a f2c_ or cblas_ prefix was defined for LM_BLAS_PREFIX above
++//#define LM_BLAS_SUFFIX _ // use this in case of no BLAS prefix
+ 
+ 
+ #define LCAT_(a, b)    #a b

pkgs/development/libraries/lib3ds/default.nix

@@ -4,7 +4,7 @@ stdenv.mkDerivation rec {
   name = "lib3ds-1.3.0";
 
   src = fetchurl {
-    url = "mirror://sourceforge/lib3ds/${name}.zip";
+    url = "http://lib3ds.googlecode.com/files/${name}.zip";
     sha256 = "1qr9arfdkjf7q11xhvxwzmhxqz3nhcjkyb8zzfjpz9jm54q0rc7m";
   };