19 lines
324 B
GLSL
19 lines
324 B
GLSL
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#ifdef GL_ES
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precision mediump float;
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#endif
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uniform vec2 u_resolution;
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uniform vec2 u_mouse;
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uniform float u_time;
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void main() {
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vec3 color = vec3(0);
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vec2 st = (gl_FragCoord.xy-.5*u_resolution.xy)/u_resolution.y;
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float m = smoothstep(0.05, 0.0, abs(st.x));
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color += m;
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gl_FragColor = vec4(color,1.0);
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}
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