shaders/SubsurfaceScatteringShader.js by daoshengmu
                // Based on https://gist.github.com/mattdesl/2ee82157a86962347dedb6572142df7c

                const uniforms = {
                    thicknessMap: { value: thicknessMap },
                    thicknessDistortion: { value: 0.05 },
                    thicknessAmbient: { value: 0 },
                    thicknessAttenuation: { value: 0.8 },
                    thicknessPower: { value: 2 },
                    thicknessScale: { value: 10 }
   