CameraFixer.cs

using System.Linq;
using UnityEngine;

/******************************************************************************
 * Copyright (c) 2014~2016, Justin Bengtson
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 ******************************************************************************/

namespace regexKSP
{
    [KSPAddon(KSPAddon.Startup.EveryScene, false)]
    public class CameraFixer : MonoBehaviour
    {
        public static bool ready = false;
        private static bool? _hasKopernicus = null;

        public static bool FoundKopernicus
        {
            get
            {
                if (!_hasKopernicus.HasValue)
                {
                    _hasKopernicus = false;
                    foreach (AssemblyLoader.LoadedAssembly a in AssemblyLoader.loadedAssemblies)
                    {
                        if (a.assembly.GetName().Name.ToLowerInvariant().Contains("kopernicus"))
                        {
                            _hasKopernicus = true;
                        }
                    }
                }

                return _hasKopernicus.Value;
            }
        }

        public void Start()
        {
            if (FoundKopernicus) return;
            if (HighLogic.LoadedScene.Equals(GameScenes.MAINMENU)) ready = true;
            if (!ready) return;

            if (HighLogic.LoadedScene == GameScenes.SPACECENTER)
            {
                var ksc = Resources.FindObjectsOfTypeAll<PQSCity>().FirstOrDefault(city => city.name == "KSC");

                if (ksc == null)
                {
                    Debug.Log("[KSCSwitcher] could not find KSC to fix the camera.");
                    return;
                }
                foreach (var cam in Resources.FindObjectsOfTypeAll<SpaceCenterCamera2>())
                {
                    if (ksc.repositionToSphere || ksc.repositionToSphereSurface)
                    {
                        CelestialBody kerbin = FlightGlobals.Bodies.Find(body => body.name == ksc.sphere.name);
                        if (kerbin == null)
                        {
                            Debug.Log("[KSCSwitcher] could not find find the CelestialBody specified as KSC's sphere.");
                            return;
                        }
                        double nomHeight = kerbin.pqsController.GetSurfaceHeight(ksc.repositionRadial.normalized) - kerbin.Radius;
                        if (ksc.repositionToSphereSurface)
                        {
                            nomHeight += ksc.repositionRadiusOffset;
                        }
                        cam.altitudeInitial = 0f - (float)nomHeight;
                    }
                    else
                    {
                        cam.altitudeInitial = 0f - (float)ksc.repositionRadiusOffset;
                    }
                    cam.ResetCamera();
                    Debug.Log("[KSCSwitcher] fixed the Space Center camera.");
                }
            }
        }
    }
}