public static void ReleaseBRDF() { if (BRDFLut != null) { BRDFLut.Release(); BRDFLut = null; } }
protected void LoadBRDF() { if (BRDFLoaded) { return; } BRDFLoaded = true; Bitmap bmp = (Bitmap)Bitmap.FromFile(System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "brdf.png")); FloatBitmap fbmp = FloatBitmap.FromBitmap(bmp); BRDFLut.Bind(); BRDFLut.SetData(fbmp.Image, PixelFormat.Rgba, fbmp.Width, fbmp.Height); BRDFLut.SetFilter((int)TextureMinFilter.Linear, (int)TextureMagFilter.Linear); BRDFLut.SetWrap((int)TextureWrapMode.ClampToEdge); GLTextuer2D.Unbind(); }