THREE.FXAAShader={uniforms:{tDiffuse:{type:"t",value:null},resolution:{type:"v2",value:new THREE.Vector2(1/1024,1/512)}},vertexShader:["void main() {","gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );","}"].join("\n"),fragmentShader:["uniform sampler2D tDiffuse;","uniform vec2 resolution;","#define FXAA_REDUCE_MIN   (1.0/128.0)","#define FXAA_REDUCE_MUL   (1.0/8.0)","#define FXAA_SPAN_MAX     8.0","void main() {","vec3 rgbNW = texture2D( tDiffuse, ( gl_FragCoord.xy + vec2( -1.0, -1.0 ) ) * resolution ).xyz;","vec3 rgbNE = texture2D( tDiffuse, ( gl_FragCoord.xy + vec2( 1.0, -1.0 ) ) * resolution ).xyz;","vec3 rgbSW = texture2D( tDiffuse, ( gl_FragCoord.xy + vec2( -1.0, 1.0 ) ) * resolution ).xyz;","vec3 rgbSE = texture2D( tDiffuse, ( gl_FragCoord.xy + vec2( 1.0, 1.0 ) ) * resolution ).xyz;","vec4 rgbaM  = texture2D( tDiffuse,  gl_FragCoord.xy  * resolution );","vec3 rgbM  = rgbaM.xyz;","vec3 luma = vec3( 0.299, 0.587, 0.114 );","float lumaNW = dot( rgbNW, luma );","float lumaNE = dot( rgbNE, luma );","float lumaSW = dot( rgbSW, luma );","float lumaSE = dot( rgbSE, luma );","float lumaM  = dot( rgbM,  luma );","float lumaMin = min( lumaM, min( min( lumaNW, lumaNE ), min( lumaSW, lumaSE ) ) );","float lumaMax = max( lumaM, max( max( lumaNW, lumaNE) , max( lumaSW, lumaSE ) ) );","vec2 dir;","dir.x = -((lumaNW + lumaNE) - (lumaSW + lumaSE));","dir.y =  ((lumaNW + lumaSW) - (lumaNE + lumaSE));","float dirReduce = max( ( lumaNW + lumaNE + lumaSW + lumaSE ) * ( 0.25 * FXAA_REDUCE_MUL ), FXAA_REDUCE_MIN );","float rcpDirMin = 1.0 / ( min( abs( dir.x ), abs( dir.y ) ) + dirReduce );","dir = min( vec2( FXAA_SPAN_MAX,  FXAA_SPAN_MAX),","max( vec2(-FXAA_SPAN_MAX, -FXAA_SPAN_MAX),","dir * rcpDirMin)) * resolution;","vec4 rgbA = (1.0/2.0) * (","texture2D(tDiffuse,  gl_FragCoord.xy  * resolution + dir * (1.0/3.0 - 0.5)) +","texture2D(tDiffuse,  gl_FragCoord.xy  * resolution + dir * (2.0/3.0 - 0.5)));","vec4 rgbB = rgbA * (1.0/2.0) + (1.0/4.0) * (","texture2D(tDiffuse,  gl_FragCoord.xy  * resolution + dir * (0.0/3.0 - 0.5)) +","texture2D(tDiffuse,  gl_FragCoord.xy  * resolution + dir * (3.0/3.0 - 0.5)));","float lumaB = dot(rgbB, vec4(luma, 0.0));","if ( ( lumaB < lumaMin ) || ( lumaB > lumaMax ) ) {","gl_FragColor = rgbA;","} else {","gl_FragColor = rgbB;","}","}"].join("\n")};