/// <summary>
/// Render a directional light.
/// </summary>
/// <param name="camera"></param>
/// <param name="directionalLight"></param>
public void RenderDirectionalLight(DeferredLightingCamera camera, DeferredDirectionalLight directionalLight)
{
if (deferredDirectionalLightEffect == null)
{
deferredDirectionalLightEffect = Game.Content.Load <Effect>("Shaders/DeferredRender/DeferredDirectionalLight");
}
// Call lighting methods.
deferredDirectionalLightEffect.Parameters["lightDirection"].SetValue(directionalLight.Direction);
deferredDirectionalLightEffect.Parameters["Color"].SetValue(directionalLight.Color.ToVector3());
deferredDirectionalLightEffect.Parameters["power"].SetValue(directionalLight.Intensity);
deferredDirectionalLightEffect.Parameters["CameraPosition"].SetValue(camera.Transform.Position);
deferredDirectionalLightEffect.Parameters["sgrMap"].SetValue(camera.SpecularGlowReflectionMap);
deferredDirectionalLightEffect.Parameters["normalMap"].SetValue(camera.NormalBuffer);
deferredDirectionalLightEffect.Parameters["depthMap"].SetValue(camera.DepthBuffer);
deferredDirectionalLightEffect.Parameters["CastShadow"].SetValue(directionalLight.CastShadow);
if (directionalLight.CastShadow)
{
deferredDirectionalLightEffect.Parameters["shadowMap"].SetValue(directionalLight.ShadowMap);
deferredDirectionalLightEffect.Parameters["mod"].SetValue(deferredDirectionalShadowMapMod);
deferredDirectionalLightEffect.Parameters["hardShadows"].SetValue(directionalLight.HardShadows);
deferredDirectionalLightEffect.Parameters["DiscRadius"].SetValue(1f);
deferredDirectionalLightEffect.Parameters["Taps"].SetValue(taps);
}
deferredDirectionalLightEffect.Parameters["viewProjectionInv"].SetValue(Matrix.Invert(camera.View * camera.Projection));
deferredDirectionalLightEffect.Parameters["lightViewProjection"].SetValue(directionalLight.View * directionalLight.Projection);
deferredDirectionalLightEffect.Techniques[0].Passes[0].Apply();
if (sceneQuad == null)
{
sceneQuad = new ScreenQuad(Game);
sceneQuad.Initialize();
}
sceneQuad.Draw(-Vector2.One, Vector2.One);
}
public Game1()
{
graphics = new GraphicsDeviceManager(this);
Content.RootDirectory = "Content";
graphics.GraphicsProfile = GraphicsProfile.HiDef;
graphics.PreferredBackBufferWidth = 1920;
graphics.PreferredBackBufferHeight = 1080;
IsMouseVisible = true;
kbm = new KeyboardStateManager(this);
lightingManager = new DeferredLightingManager(this);
camera = new DeferredLightingCamera(this, .5f, 20000);
camera.Position = new Vector3(0, 1, 0);
camera.ClearColor = Color.Black;
Components.Add(camera);
Services.AddService(typeof(Base3DCamera), camera);
BaseSkyBox skyBox = new BaseSkyBox(this, "Textures/SkyBox/HMcubemap");
skyBox.effectAsset = "Shaders/DeferredRender/SkyBoxShader";
Components.Add(skyBox);
Plane plane = new Plane(this, "Shaders/DeferredRender/DeferredModelRender");
plane.ColorAsset = "Textures/cobbles";
plane.BumpAsset = "Textures/cobblesNormal";
plane.OcclusionAsset = "Textures/cobbleOcclusion";
plane.SpecularAsset = "Textures/cobblesSpecular";
plane.Scale = Vector3.One * 2;
plane.UVMultiplier = Vector2.One * 5;
plane.Position = new Vector3(0, -1, -20);
Components.Add(plane);
Base3DObject bunny = new Base3DObject(this, "Models/bunny", "Shaders/DeferredRender/DeferredModelRender");
bunny.Position = new Vector3(0, -1f, -20);
Components.Add(bunny);
Cube cube = new Cube(this, "Shaders/DeferredRender/DeferredModelRender");
cube.ColorAsset = "Textures/xnauguk";
cube.Position = new Vector3(-3, -.5f, -20);
Components.Add(cube);
Sphere sphere = new Sphere(this, "Shaders/DeferredRender/DeferredModelRender");
sphere.Scale = Vector3.One * 2;
sphere.Position = new Vector3(3, -0, -20);
sphere.ColorAsset = "Textures/brick";
sphere.BumpAsset = "Textures/brickNormal";
sphere.OcclusionAsset = "Textures/brickOcclusion";
sphere.SpecularAsset = "Textures/brickSpecular";
sphere.UVMultiplier = Vector2.One * 2;
Components.Add(sphere);
Cube sandBlock = new Cube(this, "Shaders/DeferredRender/DeferredModelRender");
sandBlock.ColorAsset = "Textures/sand";
sandBlock.BumpAsset = "Textures/sandNormal";
sandBlock.Position = new Vector3(-3, 1.5f, -20);
sandBlock.Rotate(Vector3.Up + Vector3.Forward + Vector3.Left, 15);
Components.Add(sandBlock);
DeferredDirectionalLight directionalLight = new DeferredDirectionalLight(this, new Vector3(10, 10, 10), Color.AliceBlue, 1, true);
directionalLight.Transform.LookAt(Vector3.Zero, 1, Vector3.Forward);
Components.Add(directionalLight);
lightingManager.AddLight(directionalLight);
DeferredPointLight pointLight = new DeferredPointLight(this, new Vector3(0, 1, -20), Color.Red, 10, 1, false);
Components.Add(pointLight);
lightingManager.AddLight(pointLight);
coneLight = new DeferredConeLight(this, new Vector3(-10, 5, -25), Color.Gold, 1, MathHelper.ToRadians(45), 5, true);
coneLight.Transform.LookAt(new Vector3(0, 0, -20), 1, Vector3.Forward);
Components.Add(coneLight);
lightingManager.AddLight(coneLight);
DeferredConeLight coneLight2 = new DeferredConeLight(this, new Vector3(0, 20, -20), Color.Green, 1, MathHelper.ToRadians(25), 50, true);
coneLight2.Transform.LookAt(new Vector3(0, 0, -20), 1, Vector3.Forward);
Components.Add(coneLight2);
lightingManager.AddLight(coneLight2);
// Shadow casters and receivers..
lightingManager.AddShadowCaster(bunny);
lightingManager.AddShadowCaster(cube);
lightingManager.AddShadowCaster(sphere);
lightingManager.AddShadowCaster(sandBlock);
}
