27 lines
721 B
Text
27 lines
721 B
Text
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/*
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Shader from Godot Shaders - the free shader library.
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godotshaders.com/shader/VHS-and-CRT-monitor-effect
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This shader is under CC0 license. Feel free to use, improve and
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change this shader according to your needs and consider sharing
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the modified result to godotshaders.com.
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*/
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shader_type canvas_item;
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uniform float vignette_intensity = 0.4;
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uniform float vignette_opacity : hint_range(0.0, 1.0) = 0.5;
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uniform sampler2D SCREEN_TEXTURE : hint_screen_texture, filter_linear_mipmap;
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float vignette(vec2 uv){
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uv *= 1.0 - uv.xy;
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float vignette = uv.x * uv.y * 15.0;
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return pow(vignette, vignette_intensity * vignette_opacity);
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}
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void fragment()
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{
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COLOR = texture(SCREEN_TEXTURE, UV);
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COLOR.rgb *= vignette(UV);
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}
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