Merge pull request #25 from LykenSol/Xtf3zn

Ported "Tokyo" (https://www.shadertoy.com/view/Xtf3zn).

Author: eddyb

shaders/src/lib.rs

@@ -30,6 +30,7 @@ pub mod seascape;
 pub mod skyline;
 pub mod soft_shadow_variation;
 pub mod tileable_water_caustic;
+pub mod tokyo;
 pub mod two_tweets;
 
 pub trait SampleCube: Copy {
@@ -199,6 +200,9 @@ pub fn fs(constants: &ShaderConstants, mut frag_coord: Vec2) -> Vec4 {
         .main_image(&mut color, frag_coord),
         23 => flappy_bird::State::new(flappy_bird::Inputs { resolution, time })
             .main_image(&mut color, frag_coord),
+        24 => {
+            tokyo::State::new(tokyo::Inputs { resolution, time }).main_image(&mut color, frag_coord)
+        }
         _ => {}
     }
     pow(color.truncate(), 2.2).extend(color.w)