Improved antialiasing / Improved outlines

tools/build.gradle

@@ -24,7 +24,9 @@ def antialias = {File file ->
     }
 
     def color = new Color()
+    def color2 = new Color()
     def sum = new Color()
+    def suma = new Color()
 
     for (int x = 0; x < image.getWidth(); x++){
         for(int y = 0; y < image.getHeight(); y++){
@@ -50,18 +52,30 @@ def antialias = {File file ->
             if ((F==H && F!=B && H!=D && E!=G) || (H==D && H!=F && D!=B && E!=I)) p8=H
             if (F==H && F!=B && H!=D) p9=F
 
-            int total = 0
+            suma.set(0)
 
             [p1, p2, p3, p4, p5, p6, p7, p8, p9].each{ val ->
                 Color.argb8888ToColor(color, val)
+                suma.r += color.r*color.a
+                suma.g += color.g*color.a
+                suma.b += color.b*color.a
+                suma.a += color.a
+            }
 
-                if(color.a > 0.05){
-                    sum.r += color.r
-                    sum.g += color.g
-                    sum.b += color.b
-                    sum.a += color.a
-                    total++
-                }
+            suma.mul(suma.a <= 0.001f ? 0f : (float)(1f / suma.a))
+
+            float total = 0
+            sum.set(0)
+
+            [p1, p2, p3, p4, p5, p6, p7, p8, p9].each{ val ->
+                Color.argb8888ToColor(color, val)
+                float a = color.a
+                color.lerp(suma, (float)(1f - a))
+                sum.r += color.r
+                sum.g += color.g
+                sum.b += color.b
+                sum.a += a
+                total += 1f
             }
 
             sum.mul((float)(1f / total))
@@ -73,7 +87,6 @@ def antialias = {File file ->
 
     ImageIO.write(out, "png", file)
 }
-
 task swapColors(){
     doLast{
         if (project.hasProperty("colors")) {