{ lib , stdenv , fetchFromGitHub , cmake , libGLU , libGL , libglut , libX11 , libXcursor , libXinerama , libXrandr , xorgproto , libXi , pkg-config , Carbon , Cocoa , Kernel , OpenGL , settingsFile ? "include/box2d/b2_settings.h" }: let inherit (lib) cmakeBool optionals; in stdenv.mkDerivation (finalAttrs: { pname = "box2d"; version = "2.4.1"; src = fetchFromGitHub { owner = "erincatto"; repo = "box2d"; rev = "v${finalAttrs.version}"; hash = "sha256-cL8L+WSTcswj+Bwy8kSOwuEqLyWEM6xa/j/94aBiSck="; }; nativeBuildInputs = [ cmake pkg-config ]; buildInputs = [ libGLU libGL libglut libX11 libXcursor libXinerama libXrandr xorgproto libXi ] ++ optionals stdenv.isDarwin [ Carbon Cocoa Kernel OpenGL ]; cmakeFlags = [ (cmakeBool "BOX2D_BUILD_UNIT_TESTS" finalAttrs.doCheck) ]; prePatch = '' substituteInPlace ${settingsFile} \ --replace-fail 'b2_maxPolygonVertices 8' 'b2_maxPolygonVertices 15' ''; # tests are broken on 2.4.1 and 2.3.x doesn't have tests: https://github.com/erincatto/box2d/issues/677 doCheck = lib.versionAtLeast finalAttrs.version "2.4.2"; meta = with lib; { description = "2D physics engine"; homepage = "https://box2d.org/"; maintainers = with maintainers; [ raskin ]; platforms = platforms.unix; license = licenses.zlib; }; })