CullFace() Scene/CullFace.js 15 Determines which triangles, if any, are culled. Members staticconstantCesium.CullFace.BACK : Number Scene/CullFace.js 30 Back-facing triangles are culled. staticconstantCesium.CullFace.FRONT : Number Scene/CullFace.js 22 Front-facing triangles are culled. staticconstantCesium.CullFace.FRONT_AND_BACK : Number Scene/CullFace.js 38 Both front-facing and back-facing triangles are culled.