public DeferredRendering(GraphicsDevice graphicsDevice, ContentManager content)
{
_graphicsDevice = graphicsDevice;
quadRenderer = new QuadRenderComponent(graphicsDevice);
halfPixel = new Vector2()
{
X = 0.5f / (float)graphicsDevice.PresentationParameters.BackBufferWidth,
Y = 0.5f / (float)graphicsDevice.PresentationParameters.BackBufferHeight
};
int backbufferWidth = graphicsDevice.PresentationParameters.BackBufferWidth;
int backbufferHeight = graphicsDevice.PresentationParameters.BackBufferHeight;
colorRT = new RenderTarget2D(graphicsDevice, backbufferWidth, backbufferHeight, false, SurfaceFormat.Color, DepthFormat.Depth24);
normalRT = new RenderTarget2D(graphicsDevice, backbufferWidth, backbufferHeight, false, SurfaceFormat.Color, DepthFormat.None);
depthRT = new RenderTarget2D(graphicsDevice, backbufferWidth, backbufferHeight, false, SurfaceFormat.Single, DepthFormat.None);
lightRT = new RenderTarget2D(graphicsDevice, backbufferWidth, backbufferHeight, false, SurfaceFormat.Color, DepthFormat.None);
basicEffect = new DeferredBasicEffect(graphicsDevice);
clearBufferEffect = new DeferredClearGBufferEffect(graphicsDevice);
combineEffect = new DeferredCombineEffect(graphicsDevice);
pointLightEffect = new DeferredPointLightEffect(graphicsDevice);
spotLightEffect = new DeferredSpotLightEffect(graphicsDevice);
sphereModel = content.Load <Model>(@"sphere");
}
internal void DrawDeferred(GraphicsDevice device, DeferredBasicEffect deferredBasicEffect, Matrix world, Matrix view, Matrix projection)
{
deferredBasicEffect.World = world;
deferredBasicEffect.View = view;
deferredBasicEffect.Projection = projection;
foreach (var mesh in model.Meshes)
{
foreach (var part in mesh.MeshParts)
{
deferredBasicEffect.CurrentTechnique.Passes[0].Apply();
device.Textures[0] = ((BasicEffect)part.Effect).Texture;
device.SetVertexBuffer(part.VertexBuffer);
device.Indices = part.IndexBuffer;
device.DrawIndexedPrimitives(PrimitiveType.TriangleList,
part.VertexOffset, 0, part.NumVertices,
part.StartIndex, part.PrimitiveCount);
}
}
}
