Exemplo n.º 1
0
        /// <summary>
        /// キューブマップからSH係数を取得
        /// </summary>
        static public Vector4[] GetSphericalHarmonics(Texture cubemap, uint band)
        {
            SHCalcData shData   = new SHCalcData(cubemap);
            SHHelper   shHelper = new SHHelper(band, shData.MapSize);

            Vector3[] shCoef  = shHelper.CompressRGB(shData);
            int       coefNum = s_SHCoefNum[band];

            Vector4[] shScalingCoef = new Vector4[coefNum];
            for (uint i = 0; i < coefNum; i++)
            {
                SHHelper.GetSphericalHarmonics(out shScalingCoef[i], ref shCoef[i], i);
            }
            return(shScalingCoef);
        }
Exemplo n.º 2
0
        /// <summary>
        ///
        /// </summary>
        public void Capture(GraphicsContext context, Action renderFunc, uint shBand = 0)
        {
            // レンダリング
            CubemapHelper.RenderingCubeMap(context, cubeMap_, depth_, Position, renderFunc);

            // PMREM
            if (radianceMap_ != null)
            {
                CubemapHelper.PrefilterRadiance(radianceMap_, cubeMap_);
            }

            // SH計算
            if (shBand > 0)
            {
                SHCoef = SHHelper.GetSphericalHarmonics(cubeMap_, shBand);
            }
        }