{
  "patches": [
    {
      "matches": [
        "varying vec2 v_TexCoord;",
        "vec4 scene= texSample2D(g_Texture0, v_TexCoord);",
        "float mask= texSample2D(g_Texture1, v_TexCoord.zw).r;"
      ],
      "replacements": {
        "varying vec2 v_TexCoord;": "varying vec4 v_TexCoord;",
        "vec4 scene= texSample2D(g_Texture0, v_TexCoord);": "vec4 scene= texSample2D(g_Texture0, v_TexCoord.xy);",
        "vec3 colour= vec3(pow(abs(c),  u_WaveColor * u_Brightness));": "vec3 colour= vec3(pow(abs(c),  (u_WaveColor * u_Brightness).x));"
      }
    }
  ]
}