Method parse

src/osvr/Client/DisplayDescriptorSchema1.cpp:52–129

        }

        void DisplayDescriptor::parse(const std::string &display_description) {
            auto root = common::jsonParse(display_description);
            auto const &hmd = root["hmd"];
            {
                auto const &fov = hmd["field_of_view"];
                // Field of view
                m_monocularHorizontalFOV = util::Angle(
                    fov["monocular_horizontal"].asDouble() * util::degrees);
                m_monocularVerticalFOV = util::Angle(
                    fov["monocular_vertical"].asDouble() * util::degrees);
                m_OverlapPercent =
                    fov.get("overlap_percent", 100).asDouble() / 100.0;
                m_pitchTilt = util::Angle(fov.get("pitch_tilt", 0).asDouble() *
                                          util::degrees);
            }
            {
                auto const &devprops = hmd["device"];
                // Device properties
                m_vendor = devprops["vendor"].asString();
                m_model = devprops["model"].asString();
                m_version = devprops["Version"].asString();
                m_note = devprops["Note"].asString();
                // Note that this parameter is redundant and not used.
                m_NumDisplays = devprops.get("num_displays", 1).asInt();
            }
            {
                auto const &resolutions = hmd["resolutions"];
                if (resolutions.isNull()) {
                    OSVR_DEV_VERBOSE(
                        "DisplayDescriptor::parse(): ERROR: Couldn't "
                        "find resolutions array!");
                    throw DisplayDescriptorParseException(
                        "Couldn't find resolutions array.");
                }

                for (auto const &resolution : resolutions) {
                    m_processResolution(resolution);
                }

                if (m_resolutions.empty()) {
                    // We couldn't find any appropriate resolution entries
                    OSVR_DEV_VERBOSE(
                        "DisplayDescriptor::parse(): ERROR: Couldn't "
                        "find any appropriate resolutions.");
                    return;
                }
            }

            {
                auto const &rendering = hmd["rendering"];
                m_RightRoll = rendering.get("right_roll", 0).asDouble();
                m_LeftRoll = rendering.get("left_roll", 0).asDouble();
            }
            {
                auto const &distortion = hmd["distortion"];
                m_distort.k1_red = distortion.get("k1_red", 0).asDouble();
                m_distort.k1_green = distortion.get("k1_green", 0).asDouble();
                m_distort.k1_blue = distortion.get("k1_blue", 0).asDouble();