49 lines
1.4 KiB
Ruby
49 lines
1.4 KiB
Ruby
class Eigen < Formula
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desc "C++ template library for linear algebra"
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homepage "https://eigen.tuxfamily.org/"
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url "https://bitbucket.org/eigen/eigen/get/3.3.0.tar.bz2"
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sha256 "e3cf8f9289de20540a79c9c5653bbe623cadd6202bfe9692e95c420b5adbb7e7"
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head "https://bitbucket.org/eigen/eigen", :using => :hg
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bottle do
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cellar :any_skip_relocation
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sha256 "a690f0fdc122ad69068ec1d4839cb05447c0b4364231f3fdf02c9ae865afb51a" => :sierra
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sha256 "a690f0fdc122ad69068ec1d4839cb05447c0b4364231f3fdf02c9ae865afb51a" => :el_capitan
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sha256 "a690f0fdc122ad69068ec1d4839cb05447c0b4364231f3fdf02c9ae865afb51a" => :yosemite
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end
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option :universal
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depends_on "cmake" => :build
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def install
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ENV.universal_binary if build.universal?
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mkdir "eigen-build" do
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args = std_cmake_args
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args << "-Dpkg_config_libdir=#{lib}" << ".."
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system "cmake", *args
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system "make", "install"
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end
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(share/"cmake/Modules").install "cmake/FindEigen3.cmake"
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end
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test do
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(testpath/"test.cpp").write <<-EOS.undent
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#include <iostream>
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#include <Eigen/Dense>
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using Eigen::MatrixXd;
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int main()
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{
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MatrixXd m(2,2);
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m(0,0) = 3;
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m(1,0) = 2.5;
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m(0,1) = -1;
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m(1,1) = m(1,0) + m(0,1);
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std::cout << m << std::endl;
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}
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EOS
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system ENV.cxx, "test.cpp", "-I#{include}/eigen3", "-o", "test"
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assert_equal %w[3 -1 2.5 1.5], shell_output("./test").split
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end
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end
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