Scatter now defaults to a wider dither range.

Also, InteractiveReducer correctly disposes of Pixmaps it no longer uses (this prevents a crash in long-term usage), and we've upgraded to Gradle 6.8.1.

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.8-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.8.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

src/main/java/com/github/tommyettinger/anim8/PaletteReducer.java

@@ -1789,7 +1789,7 @@ public Pixmap reduceScatter (Pixmap pixmap) {
         pixmap.setBlending(Pixmap.Blending.None);
         int color, used, rdiff, gdiff, bdiff;
         byte er, eg, eb, paletteIndex;
-        float w1 = (float)(ditherStrength * populationBias * 0.09375), w3 = w1 * 3f, w5 = w1 * 5f, w7 = w1 * 7f;
+        float w1 = (float)(ditherStrength * populationBias * 0.140625), w3 = w1 * 3f, w5 = w1 * 5f, w7 = w1 * 7f;
         for (int y = 0; y < h; y++) {
             int ny = y + 1;
             for (int i = 0; i < lineLen; i++) {

src/test/java/com/github/tommyettinger/InteractiveReducer.java

@@ -51,11 +51,13 @@ public void filesDropped(String[] files) {
     }
 
     public void load(String name) {
+        if(p0 != null) p0.dispose();
         //// loads a file by its full path, which we get via drag+drop
         if (Gdx.files.internal(name).exists())
             p0 = new Pixmap(Gdx.files.internal(name));
         else
             p0 = new Pixmap(Gdx.files.absolute(name));
+        if(p != null) p.dispose();
         p = new Pixmap(this.p0.getWidth(), this.p0.getHeight(), Pixmap.Format.RGBA8888);
         refresh();
     }