Exemplos de ShadingSpace.Refract em C# (CSharp)

Exemplo n.º 1

        public Vector3?Sample(Vector3 outDir, bool isOnLightSubpath, Vector2 primarySample)
        {
            if (outDir.Z == 0)
            {
                return(null);
            }

            Vector3 wh = distribution.Sample(outDir, primarySample);

            if (Vector3.Dot(outDir, wh) < 0)
            {
                return(null);
            }

            float eta   = ShadingSpace.CosTheta(outDir) > 0 ? (outsideIOR / insideIOR) : (insideIOR / outsideIOR);
            var   inDir = ShadingSpace.Refract(outDir, wh, eta);

            return(inDir);
        }