15 lines
499 B
Text
15 lines
499 B
Text
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shader_type canvas_item;
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uniform sampler2D noise: repeat_enable;
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float rand(vec2 co){
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return fract(sin(dot(co, vec2(12.9898, 78.233))) * 43758.5453);
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}
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void fragment() {
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vec3 nebula = vec3(texture(noise, FRAGCOORD.xy * .0005).r, texture(noise, FRAGCOORD.xy * .0005 + 0.1).r, texture(noise, FRAGCOORD.xy * .0005 + 0.2).r) * 0.05;
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vec3 star = (rand(FRAGCOORD.xy * .01) < 0.1 && rand(FRAGCOORD.xy * .02) < .01) ? vec3(rand(FRAGCOORD.xy * .03)) : vec3(0.);
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COLOR = vec4(nebula + star, 1.);
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}
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