效果 代码
#ifdef GL_ES
precision mediump float;
#endifuniform vec2 u_resolution;
uniform float u_time;vec2 brickTile(vec2 _st, float _zoom){_st * 5.;_st.x step(1., mod(_st.y,2.0)) * 0.5;return fract(_st);
}float box(vec2 _st, vec2 _size){_size vec2(0.5)…