wiggle = love.graphics.newShader[[

  extern number seed;
  extern number amount;


  int grain = 10; //higher = less, lower = more

  float rand(vec2 co){
      return fract(sin(dot(co.xy ,vec2(12.9898,78.233))) * 43758.5453);
  }

	vec4 effect( vec4 color, Image texture, vec2 texture_coords, vec2 screen_coords) {
   		vec4 pixel_me = Texel(texture, texture_coords );

      return Texel(texture, texture_coords + (rand(texture_coords * seed) - .5) * amount);
      /*  		
        int resolution = int(12 * 1 / zoom);

        vec2 final_coords = floor((resolution * texture_coords) + 0.5) / resolution;

        vec4 averaged_pixel = (Texel(texture, final_coords - (1 / resolution)) + Texel(texture, final_coords)) / 2 + (rand(final_coords * seed) / grain);

        averaged_pixel.a = 1;

        pixel_me = Texel(texture, final_coords);

   		  return averaged_pixel;
      */
	}
]]