纵向倾斜移行 Longitudinal oblique translation

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shader_type canvas_item;
uniform float shift=0.01;
void fragment(){
    vec2 uv=UV;
    if (int(floor(UV.y / TEXTURE_PIXEL_SIZE.y)) % 2 == 0) uv.x += shift;
    COLOR=texture(TEXTURE,uv);
}