homebrew-core/Formula/eigenpy.rb

58 lines
2.3 KiB
Ruby

class Eigenpy < Formula
desc "Python bindings of Eigen library with Numpy support"
homepage "https://github.com/stack-of-tasks/eigenpy"
url "https://github.com/stack-of-tasks/eigenpy/releases/download/v2.7.10/eigenpy-2.7.10.tar.gz"
sha256 "f427c05f6daae05b9e898132c12aa5ef4c6541e841b9e65344cb4eab22371af0"
license "BSD-2-Clause"
head "https://github.com/stack-of-tasks/eigenpy.git", branch: "master"
bottle do
sha256 cellar: :any, arm64_monterey: "0107c1df27571eee112642452959dd9af5f66755048a4ec36ba6e5f291863ad8"
sha256 cellar: :any, arm64_big_sur: "0444b676e6b46281bdf3ea673515eadeb51fffdff91edac67135997b9099edf5"
sha256 cellar: :any, monterey: "15d464e56a1c6500993c61165f86d6fa76b18f6b724e1b177cf050183f5c5156"
sha256 cellar: :any, big_sur: "3c22a1adc4c1daf0fd1711bc958853bd729418444bc7c5ea6ca0bcae566333cf"
sha256 cellar: :any, catalina: "6fd19e430e1bf8929d5659c0bc5f3c0f4a142be5785ffa58ec722867e96f2693"
sha256 cellar: :any_skip_relocation, x86_64_linux: "69607e5cf5b4b1c0e209acfc298328a5bacbc4749500b41140765a9b1dc50ecc"
end
depends_on "boost" => :build
depends_on "cmake" => :build
depends_on "doxygen" => :build
depends_on "boost-python3"
depends_on "eigen"
depends_on "numpy"
depends_on "python@3.9"
def install
pyver = Language::Python.major_minor_version "python3"
python = Formula["python@#{pyver}"].opt_bin/"python#{pyver}"
ENV.prepend_path "PYTHONPATH", Formula["numpy"].opt_prefix/Language::Python.site_packages("python3")
ENV.prepend_path "Eigen3_DIR", Formula["eigen"].opt_share/"eigen3/cmake"
mkdir "build" do
args = *std_cmake_args
args << "-DPYTHON_EXECUTABLE=#{python}"
args << "-DBUILD_UNIT_TESTS=OFF"
system "cmake", "..", *args
system "make"
system "make", "install"
end
end
test do
system Formula["python@3.9"].opt_bin/"python3", "-c", <<~EOS
import numpy as np
import eigenpy
A = np.random.rand(10,10)
A = 0.5*(A + A.T)
ldlt = eigenpy.LDLT(A)
L = ldlt.matrixL()
D = ldlt.vectorD()
P = ldlt.transpositionsP()
assert eigenpy.is_approx(np.transpose(P).dot(L.dot(np.diag(D).dot(np.transpose(L).dot(P)))),A)
EOS
end
end