void BlurSsao(GameTime gameTime, DeferredRenderer deferred)
{
GraphicsDevice.DepthStencilState = DepthStencilState.None;
GraphicsDevice.BlendState = BlendState.Opaque;
GraphicsDevice.RasterizerState = RasterizerState.CullNone;
GraphicsDevice.SetRenderTarget(_blurTarget);
GraphicsDevice.Clear(Color.TransparentBlack);
_ssaoBlur.Parameters["NormalBuffer"]?.SetValue(deferred.Normals);
_ssaoBlur.Parameters["DepthBuffer"]?.SetValue(deferred.Depth);
_ssaoBlur.Parameters["SSAO"]?.SetValue(_ssaoTarget);
_ssaoBlur.Parameters["BlurDirection"]?.SetValue(new Vector2(0, 1));
_ssaoBlur.Parameters["TargetSize"]?.SetValue(new Vector2(_ssaoTarget.Width, _ssaoTarget.Height));
_ssaoBlur.CurrentTechnique.Passes[0].Apply();
_fsq.Draw(gameTime);
}
protected override void LoadContent()
{
base.LoadContent();
var ar = GraphicsDevice.Viewport.Width / (float)GraphicsDevice.Viewport.Height;
_baseCamera = new BaseCamera(GraphicsDevice)
{
FieldOfView = (float)Math.PI * 0.4f,
AspectRatio = ar,
NearClip = 0.1f,
FarClip = 10000
};
TerrainDrawEffect = Game.Content.Load <Effect>("BasicTextured");
TerrainDrawEffect.CurrentTechnique = TerrainDrawEffect.Techniques[0];
TerrainTexture = Game.Content.Load <Texture>("Tiles");
Font = Game.Content.Load <SpriteFont>("Font");
var parameters = VoxelGame.Instance.ClientSize;
_deferredRenderer = new DeferredRenderer(Game, Game.Content, parameters.X, parameters.Y);
_lightManager = new LightManager(Game.Content);
_lightManager.AddLight(new DirectionalLight(new Vector3(1f, -3f, 1f), Color.White, 0.9f));
_lightManager.AddLight(new DirectionalLight(new Vector3(-2f, -1f, -1f), new Color(1.0f, 1.0f, 0.5f), 0.5f));
_lightManager.AddLight(new DirectionalLight(new Vector3(2f, -1f, -1f), new Color(0.5f, 1.0f, 1.0f), 0.3f));
_ssao = new SSAO(Game, Game.Content, parameters.X, parameters.Y);
CurrentEffect = TerrainDrawEffect;
CreateRenderTargets(parameters.X, parameters.Y);
VoxelGame.Instance.ResolutionChanged += (sender, args) =>
{
CreateRenderTargets(args.Width, args.Height);
};
}
public void Draw(GameTime gameTime, DeferredRenderer deferred, RenderTarget2D scene, BaseCamera camera, bool blur, RenderTarget2D output)
{
RenderSsao(gameTime, deferred, camera);
BlurSsao(gameTime, deferred);
Compose(gameTime, scene, output, blur);
}
