assimp: initial package expression for version 3.1.1

Open Asset Import Library is a library for importing 3D models in
various formats

Closes #4352

pkgs/development/libraries/assimp/default.nix

@@ -0,0 +1,27 @@
+{ stdenv, fetchurl, unzip, cmake, boost }:
+
+let
+  major = "3";
+  minor = "1";
+  revision = "1";
+  version = "${major}.${minor}.${revision}";
+in
+stdenv.mkDerivation {
+  name = "assimp-${version}";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/project/assimp/assimp-${major}.${minor}/assimp-${version}_no_test_models.zip";
+    sha256 = "17nyzsqzqpafamhi779f1bkh5mfgj8rpas034x3v9a0hdy3jg66s";
+  };
+
+  buildInputs = [ unzip cmake boost ];
+
+  meta = with stdenv.lib; {
+    description = "Open Asset Import Library is a library to import various 3D model formats";
+    homepage = http://assimp.sourceforge.net/;
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ emery ];
+    platfroms = platforms.linux;
+    inherit version;
+  };
+}

pkgs/top-level/all-packages.nix

@@ -4598,6 +4598,8 @@ let
     bdbSupport = true;
   };
 
+  assimp = callPackage ../development/libraries/assimp { };
+
   asio = callPackage ../development/libraries/asio { };
 
   aspell = callPackage ../development/libraries/aspell { };