js
shader_type canvas_item;

uniform sampler2D custom_texture;
uniform float center_line : hint_range(0, 1) = 0.5;
uniform float pixelSize : hint_range(10, 100) = 10.0;

void fragment() {
    vec2 uv = UV;  // 获取纹理坐标
    
    // 对 UV 进行采样
    vec2 roundedUV = floor(uv * pixelSize) / pixelSize;
    // 从纹理中采样颜色
    vec4 sampledColor = texture(custom_texture, roundedUV);

    // 使用像素化UV生成颜色
    vec4 tempColor = vec4(roundedUV *1.1, 0.9, 1);
	
    // 使用 mix 函数混合左右两部分颜色
    vec4 finalColor = mix(tempColor, sampledColor, step(uv.x, center_line));

    COLOR = finalColor;
}