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10 lines
284 B
GLSL
10 lines
284 B
GLSL
void main()
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{
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// Radial gradient at (0.6, 0.4), moving horizontally slowly
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float r1 = length(v_tex0 - vec2(0.6, 0.4));
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float r2 = length(v_tex0 - vec2(0.61, 0.41));
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float r = mix(r1, r2, sin(u_time / 10.0));
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vec3 bg_color = vec3(r * 0.33);
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o_col0 = vec4(bg_color, 1.0);
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}
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