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OldThink/Resources/Textures/Shaders/greyscale_fullscreen.swsl
Rane 7a7ab5e8c1 Adds blinding + blindfolds (#8688)
* Adds blinding + blindfolds

* Don't break examining lol

* moment

* fix toggle lights behavior

* move checks around

* Sloth review

* Added a salvage funny

* review

* woops

* Switch circle shader

Co-authored-by: wrexbe <wrexbe@protonmail.com>
2022-07-11 22:55:04 -07:00

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uniform sampler2D SCREEN_TEXTURE;
void fragment() {
highp vec4 color = zTextureSpec(SCREEN_TEXTURE, UV);
highp float grey = dot(color.rgb, vec3(0.299, 0.587, 0.114));
COLOR = vec4(vec3(grey), color.a);
}