private void BuildScreenQuadGeometryBuffers() { var quad = GeometryGenerator.CreateFullScreenQuad(); var verts = quad.Vertices.Select(v => new Basic32(v.Position, v.Normal, v.TexC)).ToList(); var vbd = new BufferDescription(Basic32.Stride * verts.Count, ResourceUsage.Immutable, BindFlags.VertexBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0); _screenQuadVB = new Buffer(Device, new DataStream(verts.ToArray(), false, false), vbd); var ibd = new BufferDescription(sizeof(int) * quad.Indices.Count, ResourceUsage.Immutable, BindFlags.IndexBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0); _screenQuadIB = new Buffer(Device, new DataStream(quad.Indices.ToArray(), false, false), ibd); }