cocos-creator-template/assets/chunks/legacy/sh-fs.chunk

#if CC_USE_LIGHT_PROBE
  #if USE_INSTANCING
    in mediump vec4 v_sh_linear_const_r;
    in mediump vec4 v_sh_linear_const_g;
    in mediump vec4 v_sh_linear_const_b;
  #else
    #include <builtin/uniforms/cc-sh>
  #endif
  #include <builtin/functionalities/sh>
#endif