class Librealsense < Formula
  desc "Intel RealSense D400 series and SR300 capture"
  homepage "https://github.com/IntelRealSense/librealsense"
  url "https://github.com/IntelRealSense/librealsense/archive/v2.12.0.tar.gz"
  sha256 "e518133ed20ad215e68b62c56d08097d0843cb374f3928ba3cf82c9fc15857bc"
  head "https://github.com/IntelRealSense/librealsense.git"

  bottle do
    cellar :any
    sha256 "480b0285595440039ac45b785ef98a930196f37ca80013c46073a44a54dd9292" => :high_sierra
    sha256 "dd123ac7b5fc2ec7c5500ef45010b742d31ea8b644fab29f03bb42a2048deaa2" => :sierra
    sha256 "788fe954b9747f963c50e82b096f3019b1945863887fe89d849828fe63777c8f" => :el_capitan
  end

  option "with-examples", "Install examples"

  depends_on "cmake" => :build
  depends_on "pkg-config" => :build
  depends_on "glfw" if build.with? "examples"
  depends_on "libusb"

  def install
    args = std_cmake_args
    args << "-DBUILD_EXAMPLES=OFF" if build.without? "examples"

    system "cmake", ".", "-DBUILD_WITH_OPENMP=OFF", *args
    system "make", "install"
  end

  test do
    (testpath/"test.c").write <<~EOS
      #include <librealsense2/rs.h>
      #include <stdio.h>
      int main()
      {
        printf(RS2_API_VERSION_STR);
        return 0;
      }
    EOS
    system ENV.cc, "test.c", "-I#{include}", "-L#{lib}", "-o", "test"
    assert_equal version.to_s, shell_output("./test").strip
  end
end