30 lines
1015 B
Plaintext
30 lines
1015 B
Plaintext
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// https://godotshaders.com/shader/wobbly-grid/
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shader_type canvas_item;
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uniform float lineWidth : hint_range(0.0, 3.0, 0.1);
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uniform vec2 size;
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uniform sampler2D noise: filter_nearest;
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uniform sampler2D noise2: filter_nearest;
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uniform float edge_fade : hint_range(0.0, 1.0, 0.1);
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uniform float wave_speed: hint_range(0.0, 10.0, 0.1);
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void fragment() {
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float n = texture(noise,mod(UV+-TIME*wave_speed/21.2,1.0)).r;
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float n2 = texture(noise2,mod(UV+14.7+TIME*wave_speed/40.3,1.0)).r;;
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float n3 = clamp(0.0,0.3+pow(n+(n2*0.4),3.0)*1.5,1.0);
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//COLOR.rgb *= vec3(n3);
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vec2 m = 1.0-(edge_fade*abs(UV-0.5)*2.0*size-size+1.0+lineWidth/50.0);
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float ma = min(m.x,m.y);
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float uvx = mod(UV.x-((n3-0.5)/100.0)-(mod(size.x,2)/2.0+0.5),1.0/size.x)*size.x;
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float uvy = mod(UV.y-((n3-0.5)/100.0)-(mod(size.y,2)/2.0+0.5),1.0/size.y)*size.y;
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vec2 uv = vec2(uvx,uvy);
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vec2 w = size * max(n3,0.5) * lineWidth/10.0;
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if(((uv.x>=w.x)&&(uv.x<=1.0-w.x))&&((uv.y>=w.y)&&(uv.y<=1.0-w.y))){
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discard;
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}
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COLOR.a = ma * n3;
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}
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