/SolarSystem.Wpf/MainWindow.xaml.cs

using System;

using System.Linq;

using System.Collections.Generic;

using System.Windows;

using SharpGL;

using SharpGL.SceneGraph;

using MathNet.Numerics.LinearAlgebra.Generic;

using System.Threading;

using System.Windows.Input;

using System.Windows.Media.Media3D;

using MathNet.Numerics.LinearAlgebra.Double;

using SharpGL.SceneGraph.Assets;

using System.IO;



namespace SolarSystem.Wpf

{

    public partial class MainWindow : Window

    {

        private Normalizer normalizer;

        private System system;

        private SystemController systemController;

        private OrbitsController orbitController;

        private CameraController cameraController;

        private Timer systemTickTimer;

        private Timer recordPositionTimer;



        public MainWindow()

        {

            InitializeComponent();



            normalizer = new Normalizer(1d / 6371d, 100d / 149598261d);



            var sun = SolarSystemBodyFactory.CreateSun();

            sun.Radius = 20d / normalizer.RadiusRatio;



            var bodies = new[] { 

                sun,

                SolarSystemBodyFactory.CreateBody("Mercury", 2439d, 3.3022 * Math.Pow(10, 23), 57909100d, 0.205630d, 0.003026d),

                SolarSystemBodyFactory.CreateBody("Venus", 6051d, 4.8685 * Math.Pow(10, 24), 108208000d, 0.006756d, 0.00181d),

                SolarSystemBodyFactory.CreateBody("Earth", 6371d, 5.9736 * Math.Pow(10, 24), 149598261d, 0.01671123d, 0.4651d),

                SolarSystemBodyFactory.CreateBody("Mars", 3396d, 6.4185 * Math.Pow(10, 23), 227939100d, 0.093315d, 0.24117d),

                SolarSystemBodyFactory.CreateBody("Jupiter", 69911d, 1.8986 * Math.Pow(10, 27), 816520800d, 0.048775d, 12.6d),

                SolarSystemBodyFactory.CreateBody("Saturn", 60268d, 5.6846 * Math.Pow(10, 26), 1513325783d, 0.055723219d, 9.87d),

                SolarSystemBodyFactory.CreateBody("Uranus", 25559d, 8.6810 * Math.Pow(10, 25), 3004419704d, 0.044405586d, 2.59d),

                SolarSystemBodyFactory.CreateBody("Neptune", 24764d, 1.0243 * Math.Pow(10, 26), 4553946490d, 0.011214269d, 2.68d)

            };



            system = new System(bodies);



            systemController = new SystemController(system, normalizer);

            orbitController = new OrbitsController(system, normalizer);

            cameraController = new CameraController(system, normalizer, Height, Width);



            systemTickTimer = new Timer((s) => system.DoTicks(30000), null, 0, 25);

            recordPositionTimer = new Timer((s) => RecordPositionsTimer_Elapsed(), null, 0, 500);

        }



        private void RecordPositionsTimer_Elapsed()

        {

            if (orbitController.AllOrbitsComplete)

                recordPositionTimer.Dispose();



            orbitController.RecordPositions();

        }



        private void openGLControl_OpenGLDraw(object sender, OpenGLEventArgs args)

        {

            OpenGL gl = openGLControl.OpenGL;

            gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);

            gl.LoadIdentity();



            orbitController.Render(gl);

            systemController.Render(gl);

            cameraController.Render(gl);

        }

        

        private void openGLControl_OpenGLInitialized(object sender, OpenGLEventArgs args)

        {

            OpenGL gl = openGLControl.OpenGL;

            gl.Enable(OpenGL.GL_TEXTURE_2D);

            gl.ClearColor(0f, 0f, 0f, 0f);

            systemController.LoadBodyTextures(gl);         

        }        



        private void openGLControl_Resized(object sender, OpenGLEventArgs args)

        {

            cameraController.Render(openGLControl.OpenGL);

        }

        

        private void mainWindow_KeyDown(Object sender, KeyEventArgs e)

        {

            cameraController.KeyPress(e.Key);

        }



        private void mainWindow_MouseMove(Object sender, MouseEventArgs e)

        {

            var mousePosition = e.GetPosition(this);

            cameraController.MouseMove(mousePosition);            

        }



        private void mainWindow_MouseDown(Object sender, MouseButtonEventArgs e)

        {

            if (e.RightButton == MouseButtonState.Pressed)

                cameraController.RightMouseButtonPressed();

        }

    }

}