24 lines
652 B
Plaintext
24 lines
652 B
Plaintext
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 vec4 vignette_rgb : source_color = vec4(0.0, 0.0, 0.0, 1.0);
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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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vec4 color = texture(SCREEN_TEXTURE, SCREEN_UV);
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vec4 text = texture(TEXTURE, UV);
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text.rgba *= (vignette_rgb.rgba);
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text.rgba *= (1.0 - vignette(UV));
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COLOR = vec4((text.rgb) * color.rgb, text.a);
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}
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