varying vec4 texcoord;
void main ()
{
  vec2 tmpvar_1;
  tmpvar_1 = (gl_Vertex.xy * 2.0);
  gl_Position.zw = tmpvar_1.xxxy.zw;
  vec2 tmpvar_2;
  tmpvar_2 = gl_Vertex.xy;
  gl_Position.xy = tmpvar_2.xy.xy;
  float tmpvar_3;
  tmpvar_3 = gl_Vertex.z;
  texcoord.x = tmpvar_3;
  vec2 tmpvar_4;
  tmpvar_4 = gl_Vertex.zw;
  texcoord.yz = tmpvar_4.xxy.yz;
  float tmpvar_5;
  tmpvar_5 = gl_Vertex.x;
  texcoord.w = vec4(tmpvar_5).w;
}