This is performing much better.

desktop/build.boot

@@ -0,0 +1,21 @@
+(set-env! :dependencies '[[com.badlogicgames.gdx/gdx "1.9.3"]
+                          [com.badlogicgames.gdx/gdx-backend-lwjgl "1.9.3"]
+                          [com.badlogicgames.gdx/gdx-platform "1.9.3" :classifier "natives-desktop"]
+                          [org.clojure/clojure "1.8.0"]
+                          [play-clj "0.4.6-BRYCE"]
+                          [log4j/log4j "1.2.16"]
+                          [org.clojure/data.priority-map "0.0.5"]
+                          [org.clojure/core.async "0.2.385"]
+                          [org.clojure/tools.logging "0.3.1"]
+                          [org.im4java/im4java "1.4.0"]]
+          :resource-paths #{"resources/"})
+
+(task-options! pom {:project 'advent
+                    :version (str "2.0." (clojure.string/trim-newline (slurp "last-release")))}
+               aot {:namespace '#{advent.core}}
+               jar {:main 'advent.core.desktop-launcher
+                    :file "advent-standalone.jar"})
+
+(deftask build
+  []
+  (comp (aot) (pom) (uber) (jar) (install)))

desktop/src-common/advent/screens/scene.clj

@@ -880,14 +880,14 @@
     (assoc (:state selected-save) :active? true)
     {:object nil
      :active? true
-     :last-room :outside-house
+     :last-room :dream
-     :time :night
+     :time :day
      :obtained-items #{}
      :inventory []
      :plaques-read #{}
      :clues #{}
      :mints-eaten 0
-     :seen-intro? true}))
+     :seen-intro? false}))
 
 (defn fade-in-first-time-if-necessary [screen entities]
   (if (not (get-in entities [:started? :value]))

desktop/src-common/advent/screens/shader.clj

@@ -0,0 +1,76 @@
+(ns advent.screens.shader)
+
+(def v-shader "attribute vec4 a_position;
+attribute vec4 a_color;
+attribute vec2 a_texCoord0;
+
+uniform mat4 u_projTrans;
+
+varying vec4 v_color;
+varying vec2 v_texCoords;
+
+void main() {
+    v_color = a_color;
+    v_texCoords = a_texCoord0;
+    gl_Position = u_projTrans * a_position;
+}")
+
+
+(def pix-shader "
+#ifdef GL_ES
+    #define LOWP lowp
+    #define HIGHP highp
+    precision mediump float;
+#else
+    #define LOWP
+    #define HIGHP
+#endif
+
+varying vec4 v_color;
+varying HIGHP vec2 v_texCoords;
+uniform HIGHP float multiply_amount;
+uniform HIGHP float hue_amount;
+
+uniform sampler2D u_texture;
+
+vec4 toGrayscale(in vec4 color)
+{
+  float average = (color.r + color.g + color.b) / 3.0;
+  return vec4(average, average, average, color.a);
+}
+
+vec4 colorize(in vec4 grayscale, in vec4 color)
+{
+    return (grayscale * color);
+}
+
+
+void main ()
+{
+    HIGHP vec2 sz = vec2 (2048.0, 2048.0);
+    HIGHP vec3 step = vec3 (1.0 / 4.0, 1.0 / 4.0, 0.0);
+    HIGHP vec2 tex_pixel = sz * v_texCoords - step.xy / 2.0;
+
+    HIGHP vec2 corner = floor (tex_pixel) + 1.0;
+    HIGHP vec2 frac = min ((corner - tex_pixel) * vec2 (4.0, 4.0), vec2 (1.0, 1.0));
+
+    HIGHP vec4 c1 = texture2D (u_texture, (floor (tex_pixel + step.zz) + 0.5) / sz);
+    HIGHP vec4 c2 = texture2D (u_texture, (floor (tex_pixel + step.xz) + 0.5) / sz);
+    HIGHP vec4 c3 = texture2D (u_texture, (floor (tex_pixel + step.zy) + 0.5) / sz);
+    HIGHP vec4 c4 = texture2D (u_texture, (floor (tex_pixel + step.xy) + 0.5) / sz);
+
+    c1 *=        frac.x  *        frac.y;
+    c2 *= (1.0 - frac.x) *        frac.y;
+    c3 *=        frac.x  * (1.0 - frac.y);
+    c4 *= (1.0 - frac.x) * (1.0 - frac.y);
+    vec4 scaledColor = (c1 + c2 + c3 + c4);
+
+    vec4 grayscale = toGrayscale(scaledColor);
+    vec4 colorizedOutput = mix(scaledColor, colorize(grayscale, v_color.rgba),  hue_amount);
+
+    vec4 multiplied = mix(colorizedOutput.rgba, v_color.rgba * scaledColor.rgba, multiply_amount);
+
+    gl_FragColor = vec4(multiplied.rgb, scaledColor.a * v_color.a);
+
+}
+")

desktop/src-common/advent/utils.clj

@@ -509,8 +509,8 @@
      :else
      (assoc-in entities [:cursor :override] :main))))
 
-(def default-night-merge {:r 0.08 :g 0.1 :b 0.36 :multiply-amount 1.0 :hue-amount 1.0})
+(def default-night-merge {:r 0.13 :g 0.16 :b 0.61 :multiply-amount 0.5 :hue-amount 0.75})
-(def default-night-merge-sprite {:r 0.08 :g 0.1 :b 0.36 :multiply-amount 0.3 :hue-amount 0.4})
+(def default-night-merge-sprite {:r 0.13 :g 0.16 :b 0.61 :multiply-amount 0.1 :hue-amount 0.35})
 
 (defn clamp-volume [vol]
   (max vol 0.005))

ios/Info.plist.xml

@@ -21,7 +21,7 @@
     <key>CFBundleSignature</key>
     <string>????</string>
     <key>CFBundleVersion</key>
-    <string>74</string>
+    <string>83</string>
     <key>MinimumOSVersion</key>
     <string>8.0</string>
     <key>LSRequiresIPhoneOS</key>