Beispiel #1
0
    public WaterSample(Microsoft.Xna.Framework.Game game)
      : base(game)
    {
      SampleFramework.IsMouseVisible = false;
      _graphicsScreen = new DeferredGraphicsScreen(Services);
      _graphicsScreen.DrawReticle = true;
      GraphicsService.Screens.Insert(0, _graphicsScreen);
      GameObjectService.Objects.Add(new DeferredGraphicsOptionsObject(Services));

      Services.Register(typeof(DebugRenderer), null, _graphicsScreen.DebugRenderer);
      Services.Register(typeof(IScene), null, _graphicsScreen.Scene);

      // Add gravity and damping to the physics Simulation.
      Simulation.ForceEffects.Add(new Gravity());
      Simulation.ForceEffects.Add(new Damping());

      // Add a custom game object which controls the camera.
      var cameraGameObject = new CameraObject(Services);
      GameObjectService.Objects.Add(cameraGameObject);
      _graphicsScreen.ActiveCameraNode = cameraGameObject.CameraNode;

      // More standard objects.
      GameObjectService.Objects.Add(new GrabObject(Services));
      GameObjectService.Objects.Add(new ObjectCreatorObject(Services));
      //GameObjectService.Objects.Add(new StaticSkyObject(Services));
      var dynamicSkyObject = new DynamicSkyObject(Services, true, false, true);
      GameObjectService.Objects.Add(dynamicSkyObject);

      // Add a ground plane with some detail to see the water refractions.
      Simulation.RigidBodies.Add(new RigidBody(new PlaneShape(new Vector3F(0, 1, 0), 0)));
      GameObjectService.Objects.Add(new StaticObject(Services, "Gravel/Gravel", 1, new Pose(new Vector3F(0, 0.001f, 0))));

      GameObjectService.Objects.Add(new DudeObject(Services));
      GameObjectService.Objects.Add(new DynamicObject(Services, 1));
      GameObjectService.Objects.Add(new DynamicObject(Services, 2));
      GameObjectService.Objects.Add(new DynamicObject(Services, 5));
      GameObjectService.Objects.Add(new DynamicObject(Services, 6));
      GameObjectService.Objects.Add(new DynamicObject(Services, 7));
      GameObjectService.Objects.Add(new FogObject(Services) { AttachToCamera = true });

      // The LavaBalls class controls all lava ball instances.
      var lavaBalls = new LavaBallsObject(Services);
      GameObjectService.Objects.Add(lavaBalls);

      // Add a few palm trees.
      var random = new Random(12345);
      for (int i = 0; i < 10; i++)
      {
        Vector3F position = new Vector3F(random.NextFloat(-3, -8), 0, random.NextFloat(0, -5));
        Matrix33F orientation = Matrix33F.CreateRotationY(random.NextFloat(0, ConstantsF.TwoPi));
        float scale = random.NextFloat(0.5f, 1.2f);
        GameObjectService.Objects.Add(new StaticObject(Services, "PalmTree/palm_tree", scale, new Pose(position, orientation)));
      }

      // Define the appearance of the water.
      var water = new Water
      {
        SpecularColor = new Vector3F(10f),

        // Small water ripples/waves are created using scrolling normal maps.
        NormalMap0 = ContentManager.Load<Texture2D>("Water/Wave0"),
        NormalMap1 = ContentManager.Load<Texture2D>("Water/Wave1"),
        NormalMap0Scale = 1.8f,
        NormalMap1Scale = 2.2f,
        NormalMap0Velocity = new Vector3F(-0.02f, 0, 0.03f),
        NormalMap1Velocity = new Vector3F(0.02f, 0, -0.03f),
        NormalMap0Strength = 0.5f,
        NormalMap1Strength = 0.5f,

        ReflectionDistortion = 0.2f,
        ReflectionColor = new Vector3F(0.7f),
        RefractionDistortion = 0.05f,
      };

      // Create a box-shaped body of water.
      // We use a TransformedShape containing a BoxShape because the top of the 
      // water body must be at height 0.
      var shape = new TransformedShape(new GeometricObject(
        new BoxShape(10, 1, 20),
        new Pose(new Vector3F(0, -0.5f, 0))));
      _waterNode0 = new WaterNode(water, shape)
      {
        PoseWorld = new Pose(new Vector3F(-1, 0.5f, 0), Matrix33F.CreateRotationY(0.1f)),
        SkyboxReflection = _graphicsScreen.Scene.GetDescendants().OfType<SkyboxNode>().First(),
        DepthBufferWriteEnable = true,
      };
      _graphicsScreen.Scene.Children.Add(_waterNode0);

      // Optional: Create a WaterFlow to move the water using a flow texture.
      _waterFlow0 = new WaterFlow
      {
        FlowMapSpeed = 0.5f,
        FlowMap = GenerateFlowMap(),
        CycleDuration = 3f,
        NoiseMapStrength = 0.1f,
        NoiseMapScale = 0.5f,
      };
      _waterNode0.Flow = _waterFlow0;

      // Optional: Use a planar reflection instead of the skybox reflection.
      // We add a PlanarReflectionNode as a child of the WaterNode.
      var renderToTexture = new RenderToTexture
      {
        Texture = new RenderTarget2D(GraphicsService.GraphicsDevice, 512, 512, false, SurfaceFormat.HdrBlendable, DepthFormat.None),
      };
      var planarReflectionNode = new PlanarReflectionNode(renderToTexture)
      {
        // Same shape as WaterNode.
        Shape = _waterNode0.Shape,

        // Reflection plane is horizontal.
        NormalLocal = new Vector3F(0, 1, 0),
      };
      _waterNode0.PlanarReflection = planarReflectionNode;
      _waterNode0.Children = new SceneNodeCollection(1) { planarReflectionNode };

      // Create a short river with an inclined water surface.
      // Using a WaterFlow with a SurfaceSlopeSpeed, the water automatically flows
      // down the inclined surface.
      _waterNode1 = new WaterNode(water, GetSpiralShape())
      {
        PoseWorld = new Pose(new Vector3F(10, 1.5f, 0), Matrix33F.CreateRotationY(0.1f)),
        EnableUnderwaterEffect = false,
        SkyboxReflection = _graphicsScreen.Scene.GetDescendants().OfType<SkyboxNode>().First(),
        Flow = new WaterFlow
        {
          SurfaceSlopeSpeed = 0.5f,
          CycleDuration = 2f,
          NoiseMapStrength = 0.1f,
          NoiseMapScale = 1,
        }
      };
      _graphicsScreen.Scene.Children.Add(_waterNode1);
    }
Beispiel #2
0
 protected virtual void CloneCore(Water source)
 {
     NormalMap0 = source.NormalMap0;
       NormalMap1 = source.NormalMap1;
       NormalMap0Scale = source.NormalMap0Scale;
       NormalMap1Scale = source.NormalMap1Scale;
       NormalMap0Velocity = source.NormalMap0Velocity;
       NormalMap1Velocity = source.NormalMap1Velocity;
       NormalMap0Strength = source.NormalMap0Strength;
       NormalMap1Strength = source.NormalMap1Strength;
       SpecularColor = source.SpecularColor;
       SpecularPower = source.SpecularPower;
       ReflectionColor = source.ReflectionColor;
       ReflectionDistortion = source.ReflectionDistortion;
       RefractionColor = source.RefractionColor;
       RefractionDistortion = source.RefractionDistortion;
       UnderwaterFogDensity = source.UnderwaterFogDensity;
       FresnelBias = source.FresnelBias;
       FresnelScale = source.FresnelScale;
       FresnelPower = source.FresnelPower;
       IntersectionSoftness = source.IntersectionSoftness;
       WaterColor = source.WaterColor;
       ScatterColor = source.ScatterColor;
       FoamMap = source.FoamMap;
       FoamMapScale = source.FoamMapScale;
       FoamDistortion = source.FoamDistortion;
       FoamColor = source.FoamColor;
       FoamShoreIntersection = source.FoamShoreIntersection;
       FoamCrestMin = source.FoamCrestMin;
       FoamCrestMax = source.FoamCrestMax;
       CausticsSampleCount = source.CausticsSampleCount;
       CausticsSampleOffset = source.CausticsSampleOffset;
       CausticsDistortion = source.CausticsDistortion;
       CausticsPower = source.CausticsPower;
       CausticsIntensity = source.CausticsIntensity;
 }
Beispiel #3
0
    public OceanSample(Microsoft.Xna.Framework.Game game)
      : base(game)
    {
      SampleFramework.IsMouseVisible = false;
      _graphicsScreen = new DeferredGraphicsScreen(Services);
      _graphicsScreen.DrawReticle = true;
      GraphicsService.Screens.Insert(0, _graphicsScreen);
      GameObjectService.Objects.Add(new DeferredGraphicsOptionsObject(Services));

      Services.Register(typeof(DebugRenderer), null, _graphicsScreen.DebugRenderer);
      Services.Register(typeof(IScene), null, _graphicsScreen.Scene);

      // Add gravity and damping to the physics Simulation.
      Simulation.ForceEffects.Add(new Gravity());
      Simulation.ForceEffects.Add(new Damping());

      // Add a custom game object which controls the camera.
      var cameraGameObject = new CameraObject(Services);
      GameObjectService.Objects.Add(cameraGameObject);
      _graphicsScreen.ActiveCameraNode = cameraGameObject.CameraNode;

      // More standard objects.
      GameObjectService.Objects.Add(new GrabObject(Services));
      GameObjectService.Objects.Add(new ObjectCreatorObject(Services));
      //GameObjectService.Objects.Add(new StaticSkyObject(Services));
      var dynamicSkyObject = new DynamicSkyObject(Services, true, false, true);
      GameObjectService.Objects.Add(dynamicSkyObject);

      // Add an island model.
      GameObjectService.Objects.Add(new StaticObject(Services, "Island/Island", new Vector3F(30), new Pose(new Vector3F(0, 0.75f, 0)), true, true));

      GameObjectService.Objects.Add(new DynamicObject(Services, 1));
      GameObjectService.Objects.Add(new DynamicObject(Services, 2));
      GameObjectService.Objects.Add(new DynamicObject(Services, 5));
      GameObjectService.Objects.Add(new DynamicObject(Services, 6));
      GameObjectService.Objects.Add(new DynamicObject(Services, 7));
      GameObjectService.Objects.Add(new FogObject(Services) { AttachToCamera = true });

      // The LavaBalls class controls all lava ball instances.
      var lavaBalls = new LavaBallsObject(Services);
      GameObjectService.Objects.Add(lavaBalls);

      // Add a few palm trees.
      Random random = new Random(12345);
      for (int i = 0; i < 20; i++)
      {
        Vector3F position = new Vector3F(random.NextFloat(-7, 4), 0, random.NextFloat(13, 18));
        Matrix33F orientation = Matrix33F.CreateRotationY(random.NextFloat(0, ConstantsF.TwoPi));
        float scale = random.NextFloat(0.8f, 1.2f);
        GameObjectService.Objects.Add(new StaticObject(Services, "PalmTree/palm_tree", scale, new Pose(position, orientation)));
      }

      // Define the appearance of the water.
      var waterOcean = new Water
      {
        SpecularColor = new Vector3F(20f),
        SpecularPower = 500,

        NormalMap0 = null,
        NormalMap1 = null,

        RefractionDistortion = 0.1f,
        ReflectionColor = new Vector3F(0.2f),
        RefractionColor = new Vector3F(0.6f),

        // Water is scattered in high waves and this makes the wave crests brighter.
        // ScatterColor defines the intensity of this effect.
        ScatterColor = new Vector3F(0.05f, 0.1f, 0.1f),

        // Foam is automatically rendered where the water intersects geometry and
        // where wave are high.
        FoamMap = ContentManager.Load<Texture2D>("Water/Foam"),
        FoamMapScale = 5,
        FoamColor = new Vector3F(1),
        FoamCrestMin = 0.3f,
        FoamCrestMax = 0.8f,

        // Approximate underwater caustics are computed in real-time from the waves.
        CausticsSampleCount = 3,
        CausticsIntensity = 3,
        CausticsPower = 100,
      };

      // If we do not specify a shape in the WaterNode constructor, we get an infinite
      // water plane.
      _waterNode = new WaterNode(waterOcean, null)
      {
        PoseWorld = new Pose(new Vector3F(0, 0.5f, 0)),
        SkyboxReflection = _graphicsScreen.Scene.GetDescendants().OfType<SkyboxNode>().First(),

        // ExtraHeight must be set to a value greater than the max. wave height. 
        ExtraHeight = 2,
      };
      _graphicsScreen.Scene.Children.Add(_waterNode);

      // OceanWaves can be set to displace water surface using a displacement map.
      // The displacement map is computed by the WaterWaveRenderer (see DeferredGraphicsScreen)
      // using FFT and a statistical ocean model.
      _waterNode.Waves = new OceanWaves
      {
        TextureSize = 256,
        HeightScale = 0.004f,
        Wind = new Vector3F(10, 0, 10),
        Directionality = 1,
        Choppiness = 1,
        TileSize = 20,

        // If we enable CPU queries, we can call OceanWaves.GetDisplacement()
        // (see Update() method below).
        EnableCpuQueries = true,
      };

      // Optional: Use a planar reflection instead of the skybox reflection.
      // We add a PlanarReflectionNode as a child of the WaterNode.
      var renderToTexture = new RenderToTexture
      {
        Texture = new RenderTarget2D(GraphicsService.GraphicsDevice, 512, 512, false, SurfaceFormat.HdrBlendable, DepthFormat.None),
      };
      var planarReflectionNode = new PlanarReflectionNode(renderToTexture)
      {
        Shape = _waterNode.Shape,
        NormalLocal = new Vector3F(0, 1, 0),
        IsEnabled = false,
      };
      _waterNode.PlanarReflection = planarReflectionNode;
      _waterNode.Children = new SceneNodeCollection(1) { planarReflectionNode };

      // To let rigid bodies swim, we add a Buoyancy force effect. This force effect
      // computes buoyancy of a flat water surface.
      Simulation.ForceEffects.Add(new Buoyancy
      {
        Surface = new Plane(new Vector3F(0, 1, 0), _waterNode.PoseWorld.Position.Y),
        Density = 1500,
        AngularDrag = 0.3f,
        LinearDrag = 3,
      });
    }
Beispiel #4
0
    protected override void OnLoad()
    {
      var scene = (Scene)_services.GetInstance<IScene>();
      var content = _services.GetInstance<ContentManager>();

      // Define the appearance of the water.
      var waterOcean = new Water
      {
        SpecularColor = new Vector3F(20f),
        SpecularPower = 500,

        NormalMap0 = null,
        NormalMap1 = null,

        RefractionDistortion = 0.1f,
        ReflectionColor = new Vector3F(0.2f),
        RefractionColor = new Vector3F(0.6f),

        //UnderwaterFogDensity = new Vector3F(1, 0.8f, 0.6f),
        //WaterColor = new Vector3F(0.2f, 0.4f, 0.5f),
        UnderwaterFogDensity = new Vector3F(12, 8, 8) * 0.02f,
        WaterColor = new Vector3F(60, 30, 19) * 0.002f,

        // Water is scattered in high waves and this makes the wave crests brighter.
        // ScatterColor defines the intensity of this effect.
        ScatterColor = new Vector3F(0.05f, 0.1f, 0.1f),

        // Foam is automatically rendered where the water intersects geometry and
        // where wave are high.
        FoamMap = content.Load<Texture2D>("Water/Foam"),
        FoamMapScale = 5,
        FoamColor = new Vector3F(1),
        FoamCrestMin = 0.3f,
        FoamCrestMax = 0.8f,

        // Approximate underwater caustics are computed in real-time from the waves.
        CausticsSampleCount = 0,
        CausticsIntensity = 3,
        CausticsPower = 100,
      };

      // If we do not specify a shape in the WaterNode constructor, we get an infinite
      // water plane.
      _waterNode = new WaterNode(waterOcean, null)
      {
        PoseWorld = new Pose(new Vector3F(0, -100, 0)),
        SkyboxReflection = scene.GetDescendants().OfType<SkyboxNode>().First(),

        // ExtraHeight must be set to a value greater than the max. wave height. 
        ExtraHeight = 2,
      };
      scene.Children.Add(_waterNode);

      // OceanWaves can be set to displace water surface using a displacement map.
      // The displacement map is computed by the WaterWaveRenderer (see DeferredGraphicsScreen)
      // using FFT and a statistical ocean model.
      _waterNode.Waves = new OceanWaves
      {
        TextureSize = 256,
        HeightScale = 0.008f,
        Wind = new Vector3F(10, 0, 10),
        Directionality = 1,
        Choppiness = 1,
        TileSize = 20,
        EnableCpuQueries = false,
      };

      CreateGuiControls();
    }