创建一个数字水纹效果着色器，包含像素化效果、数字水波、数据流、数字噪波和故障效果，支持像素大小和故障强度调节。

vec2 pixelate(vec2 uv, float pixelSize) {
    vec2 pixelUV = floor(uv * pixelSize * 100.0) / (pixelSize * 100.0);
    return pixelUV;
}

float digitalWave(vec2 uv, float time) {
    float wave = 0.0;
    
    // 创建数字水波
    for (int i = 0; i < 3; i++) {
        float layer = float(i) * 0.2;
        float frequency = 6.0 + float(i) * 2.0;
        
        wave += sin(uv.x * frequency + time * 2.0 + layer) * 
              cos(uv.y * frequency + time * 1.5 + layer) * 0.15;
    }
    
    return wave;
}

float dataStreamEffect(vec2 uv, float time) {
    float stream = 0.0;
    
    // 创建数据流动效果
    for (int i = 0; i < 4; i++) {
        float speed = 2.0 + float(i) * 0.5;
        stream += sin(uv.y * 50.0 - time * speed * 5.0) * 0.05;
    }
    
    return stream * dataStream;
}

float glitchEffectFunc(vec2 uv, float time, float glitch) {
    float glitchValue = 0.0;
    
    // 创建数字故障效果
    for (int i = 0; i < 2; i++) {
        float offset = float(i) * 0.5;
        glitchValue += sin(uv.x * 25.0 + time * 4.0 + offset) * 
                      cos(uv.y * 20.0 + time * 3.0 + offset) * 0.08;
    }
    
    return glitchValue * glitch;
}

uniforms: {
    time: { value: 0 },
    resolution: { value: new THREE.Vector2(_width, _height) },
    pixelSize: { value: 0.5 },
    dataStream: { value: 0.8 },
    glitchEffect: { value: 0.4 },
    digitalColor: { value: new THREE.Color(0x00ff88) }
}