Add ignition-math

recipes/ignition-math/all/conandata.yml

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+sources:
+  "6.6.0":
+    url: "https://github.com/ignitionrobotics/ign-math/archive/ignition-math6_6.6.0.zip"
+    sha256: "7c29a8fa49edba1cff8e6a6194ae74942a103eefc3504b3afb63de54d7a510e9"

recipes/ignition-math/all/conanfile.py

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+import glob
+import os
+
+from conans import CMake, ConanFile, tools
+from conans.errors import ConanInvalidConfiguration
+
+
+class IgnitionMathConan(ConanFile):
+    name = "ignition-math"
+    license = "Apache-2.0"
+    url = "https://github.com/conan-io/conan-center-index"
+    homepage = "https://ignitionrobotics.org/libs/math"
+    description = " Math classes and functions for robot applications"
+    topics = ("ignition", "math", "robotics", "gazebo")
+    settings = "os", "compiler", "build_type", "arch"
+    options = {"shared": [True, False], "fPIC": [True, False]}
+    default_options = {"shared": False, "fPIC": True}
+    generators = "cmake", "cmake_find_package_multi"
+
+    @property
+    def _minimum_cpp_standard(self):
+        return 17
+
+    @property
+    def _minimum_compilers_version(self):
+        return {
+            "Visual Studio": "16",
+            "gcc": "7",
+            "clang": "5",
+            "apple-clang": "10",
+        }
+
+    @property
+    def _source_subfolder(self):
+        return "source_subfolder"
+
+    def config_options(self):
+        if self.settings.os == "Windows":
+            del self.options.fPIC
+
+    def configure(self):
+        if self.settings.get_safe("compiler.cppstd"):
+            tools.check_min_cppstd(self, self._minimum_cpp_standard)
+        min_version = self._minimum_compilers_version.get(str(self.settings.compiler))
+        if not min_version:
+            self.output.warn(
+                "{} recipe lacks information about the {} compiler support.".format(
+                    self.name, self.settings.compiler
+                )
+            )
+        else:
+            if tools.Version(self.settings.compiler.version) < min_version:
+                raise ConanInvalidConfiguration(
+                    "{} requires c++17 support. The current compiler {} {} does not support it.".format(
+                        self.name,
+                        self.settings.compiler,
+                        self.settings.compiler.version,
+                    )
+                )
+
+    def source(self):
+        tools.get(**self.conan_data["sources"][self.version])
+        version_major = self.version.split(".")[0]
+        os.rename(
+            "ign-math-ignition-math{}_{}".format(version_major, self.version),
+            self._source_subfolder,
+        )
+
+    def requirements(self):
+        self.requires("eigen/3.3.7")
+
+    def _configure_cmake(self):
+        self.cmake = CMake(self)
+        self.cmake.definitions["BUILD_TESTING"] = False
+        self.cmake.definitions["BUILD_SHARED_LIBS"] = self.options.shared
+        self.cmake.configure(source_folder=self._source_subfolder)
+
+    def build(self):
+        self._install_ign_cmake()
+        self._configure_cmake()
+        self.cmake.build()
+
+    def package(self):
+        self.copy("LICENSE", dst="licenses", src=self._source_subfolder)
+        self.cmake.install()
+        tools.rmdir(os.path.join(self.package_folder, "share"))
+        tools.rmdir(os.path.join(self.package_folder, "lib", "pkgconfig"))
+        tools.rmdir(os.path.join(self.package_folder, "lib", "cmake"))
+
+        # Remove MS runtime files
+        for dll_pattern_to_remove in ["concrt*.dll", "msvcp*.dll", "vcruntime*.dll"]:
+            for dll_to_remove in glob.glob(os.path.join(self.package_folder, "bin", dll_pattern_to_remove)):
+                os.remove(dll_to_remove)
+
+    def package_info(self):
+        version_major = self.version.split(".")[0]
+        self.cpp_info.libs = tools.collect_libs(self)
+        self.cpp_info.names["cmake_find_package"] = "ignition-math{}".format(
+            version_major
+        )
+        self.cpp_info.names["cmake_find_package_multi"] = "ignition-math{}".format(
+            version_major
+        )
+        self.cpp_info.includedirs = ["include/ignition/math{}".format(version_major)]
+        self.copy("LICENSE", dst="licenses", src=self._source_subfolder)
+
+    def _install_ign_cmake(self):
+        # Get and build ign-cmake. This is just a set of cmake macros used by all the ignition
+        # packages.
+        # TODO: find a way of using an ign-make Conan package as a
+        # build_requirement
+        self.run(
+            "git clone --depth=1 https://github.com/ignitionrobotics/ign-cmake.git --branch ignition-cmake2_2.5.0"
+        )
+        cmake = CMake(self)
+        cmake.configure(source_folder="ign-cmake", build_folder="build_ign-cmake")
+        cmake.build()
+        cmake.install()

recipes/ignition-math/all/test_package/CMakeLists.txt

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+cmake_minimum_required(VERSION 3.10.2)
+project(test_package)
+
+include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+conan_basic_setup(TARGETS)
+
+set(IGN_MATH_MAJOR_VER 6)
+
+find_package(ignition-math${IGN_MATH_MAJOR_VER} REQUIRED CONFIG)
+
+add_executable(${PROJECT_NAME} test_package.cpp)
+target_link_libraries(${PROJECT_NAME} ignition-math${IGN_MATH_MAJOR_VER}::ignition-math${IGN_MATH_MAJOR_VER})
+set_property(TARGET ${PROJECT_NAME} PROPERTY CXX_STANDARD 17)

recipes/ignition-math/all/test_package/conanfile.py

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+from conans import ConanFile, CMake, tools
+import os
+
+class TestPackageConan(ConanFile):
+    settings = "os", "compiler", "build_type", "arch"
+    generators = "cmake", "cmake_find_package_multi"
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def test(self):
+        if not tools.cross_building(self.settings):
+            bin_path = os.path.join("bin", "test_package")
+            self.run(bin_path, run_environment=True)

recipes/ignition-math/all/test_package/test_package.cpp

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+/*
+ * Copyright (C) 2012 Open Source Robotics Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+*/
+
+#include <iostream>
+#include <ignition/math.hh>
+
+int main(int argc, char **argv)
+{
+  // Create a triangle with the following vertices:
+  // 1: x = -1, y = 0
+  // 2: x = 0, y = 1
+  // 3: x = 1, y = 0
+  ignition::math::Triangled tri(
+      ignition::math::Vector2d(-1, 0),
+      ignition::math::Vector2d(0, 1),
+      ignition::math::Vector2d(1, 0));
+
+  // The individual vertices are accessible through the [] operator
+  std::cout << "Vertex 1: " << tri[0] << "\n"
+            << "Vertex 2: " << tri[1] << "\n"
+            << "Vertex 3: " << tri[2] << "\n";
+
+  // Each side of the triangle is also accessible via the Side function
+  std::cout << "Side 1: " << tri.Side(0) << "\n"
+            << "Side 2: " << tri.Side(1) << "\n"
+            << "Side 3: " << tri.Side(2) << "\n";
+
+  // It's also possible to set each vertex individually.
+  tri.Set(0, ignition::math::Vector2d(-10, 0));
+  tri.Set(1, ignition::math::Vector2d(0, 20));
+  tri.Set(2, ignition::math::Vector2d(10, 2));
+
+  // Or set all the vertices at once.
+  tri.Set(ignition::math::Vector2d(-1, 0),
+          ignition::math::Vector2d(0, 1),
+          ignition::math::Vector2d(1, 0));
+
+  // You can get the perimeter length and area of the triangle
+  std::cout << "Perimeter=" << tri.Perimeter()
+            << " Area=" << tri.Area() << "\n";
+
+  // The Contains functions check if a line or point is inside the triangle
+  if (tri.Contains(ignition::math::Vector2d(0, 0.5)))
+    std::cout << "Triangle contains the point 0, 0.5\n";
+  else
+    std::cout << "Triangle does not contain the point 0, 0.5\n";
+
+  // The Intersect function check if a line segment intersects the triangle.
+  // It also returns the points of intersection
+  ignition::math::Vector2d pt1, pt2;
+  if (tri.Intersects(ignition::math::Line2d(-2, 0.5, 2, 0.5), pt1, pt2))
+  {
+    std::cout << "A line from (-2, 0.5) to (2, 0.5) intersects "
+              << "the triangle at the\nfollowing points:\n"
+              << "\t Pt1=" << pt1 << "\n"
+              << "\t Pt2=" << pt2 << "\n";
+  }
+  else
+  {
+    std::cout << "A line from (-2, 0.5) to (2, 0.5) does not intersect "
+              << "the triangle\n";
+  }
+
+  // There are more functions in Triangle. Take a look at the API;
+  // http://ignitionrobotics.org/libraries/ign_mat/api
+}

recipes/ignition-math/config.yml

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+versions:
+  "6.6.0":
+    folder: all