struct appdata_full {
  vec4 vertex;
  vec3 normal;
};
struct v2f {
  vec4 pos;
  vec3 backContrib;
  vec3 nl;
};
uniform vec3 _TerrainTreeLightDirections[4];
uniform float _TranslucencyViewDependency;
v2f vert (
  in appdata_full v_1
)
{
  int j_2;
  vec3 viewDir_3;
  v2f o_4;
  vec4 tmpvar_5;
  tmpvar_5 = v_1.vertex;
  o_4.pos = tmpvar_5;
  vec3 tmpvar_6;
  tmpvar_6 = v_1.vertex.xyz;
  viewDir_3 = tmpvar_6;
  int tmpvar_7;
  tmpvar_7 = 0;
  j_2 = tmpvar_7;
  while (true) {
    float backContrib_8;
    float nl_9;
    vec3 lightDir_10;
    if (!((j_2 < 3))) {
      break;
    };
    vec3 tmpvar_11;
    tmpvar_11 = _TerrainTreeLightDirections[j_2];
    lightDir_10 = tmpvar_11;
    float tmpvar_12;
    tmpvar_12 = dot (v_1.normal, lightDir_10);
    float tmpvar_13;
    tmpvar_13 = tmpvar_12;
    nl_9 = tmpvar_13;
    float tmpvar_14;
    tmpvar_14 = dot (viewDir_3, -(lightDir_10));
    float tmpvar_15;
    tmpvar_15 = tmpvar_14;
    backContrib_8 = tmpvar_15;
    float tmpvar_16;
    tmpvar_16 = mix (-(nl_9), backContrib_8, _TranslucencyViewDependency);
    vec3 tmpvar_17;
    tmpvar_17 = o_4.backContrib; tmpvar_17[j_2] = tmpvar_16;
    o_4.backContrib = tmpvar_17;
    float tmpvar_18;
    tmpvar_18 = max (0.0, ((nl_9 * 0.6) + 0.4));
    vec3 tmpvar_19;
    tmpvar_19 = o_4.nl; tmpvar_19[j_2] = tmpvar_18;
    o_4.nl = tmpvar_19;
    int _post_incdec_tmp_20;
    _post_incdec_tmp_20 = j_2;
    int tmpvar_21;
    tmpvar_21 = (j_2 + 1);
    j_2 = tmpvar_21;
  };
  return o_4;
}

void main ()
{
  appdata_full xlt_v_22;
  v2f xl_retval_23;
  vec4 tmpvar_24;
  tmpvar_24 = gl_Vertex;
  xlt_v_22.vertex = tmpvar_24;
  vec3 tmpvar_25;
  tmpvar_25 = gl_Normal;
  xlt_v_22.normal = tmpvar_25;
  v2f tmpvar_26;
  tmpvar_26 = vert (xlt_v_22);
  v2f tmpvar_27;
  tmpvar_27 = tmpvar_26;
  xl_retval_23 = tmpvar_27;
  vec4 tmpvar_28;
  tmpvar_28 = xl_retval_23.pos;
  gl_Position = tmpvar_28;
  vec4 tmpvar_29;
  tmpvar_29.w = 0.0;
  tmpvar_29.xyz = xl_retval_23.backContrib.xyz;
  vec4 tmpvar_30;
  tmpvar_30 = tmpvar_29;
  gl_TexCoord[2] = tmpvar_30;
  vec4 tmpvar_31;
  tmpvar_31.w = 0.0;
  tmpvar_31.xyz = xl_retval_23.nl.xyz;
  vec4 tmpvar_32;
  tmpvar_32 = tmpvar_31;
  gl_TexCoord[3] = tmpvar_32;
}