17 lines
No EOL
508 B
Text
17 lines
No EOL
508 B
Text
shader_type canvas_item;
|
|
|
|
uniform float inner_radius = 0.1;
|
|
uniform float outer_radius = 1;
|
|
uniform float vignette_strength = 1.0;
|
|
uniform float dither_strength = 0.03;
|
|
uniform vec4 vignette_color: source_color;
|
|
|
|
|
|
void fragment() {
|
|
float dist = distance(UV, vec2(0.5));
|
|
|
|
float vignette = smoothstep(inner_radius, outer_radius, dist) * vignette_strength;
|
|
float dither = fract(sin(dot(UV, vec2(12.9898, 78.233))) * 43758.5453123) * dither_strength;
|
|
|
|
COLOR = vec4(vignette_color.rgb, vignette + dither);
|
|
} |