Prepare framework and storage data for closest character recognition

Co-authored-by: sigonasr2 <sigonasr2@gmail.com>

ArcadeReader.java

@@ -19,7 +19,7 @@ public class ArcadeReader {
             Kanji Radicals: 2E80-2FD5
             Alphanumeric/Punctuation: FF01-FF5E
         */
-        char totalCharacters = (0x3097-0x3041)+(0x3100-0x30A0)+(0x4DB6-0x3400)+(0x9FCC-0x4E00)+(0xFA6B-0xF900)+(0x2FD6-0x2E80)-(0xFF5F-0xFF01);
+        char totalCharacters = (0x3097-0x3041)+(0x3100-0x30A0)+(0x4DB6-0x3400)+(0x9FCC-0x4E00)+(0xFA6B-0xF900)+(0x2FD6-0x2E80)+(0xFF5F-0xFF01);
         System.out.println("Total Characters: "+(int)totalCharacters);
         /*PrintWriter pw = new PrintWriter(System.out,true);
         pw.printf("0x3041~0x3096:\n");
@@ -63,35 +63,51 @@ public class ArcadeReader {
             g.setColor(Color.WHITE);
             g.setBackground(Color.BLACK);
             int counter=0;
-            for (char i=0x3041;i<=0x3096;i++) {
+            char[] ranges=new char[]{
-                g.clearRect(0, 0, 128, 128);
+                0x3041,0x3096,
-                g.drawString(Character.toString(i),32,96);
+                0x30A0,0x30FF,
+                0x3400,0x4DB5,
+                0x4E00,0x9FCB,
+                0xF900,0xFA6A,
+                0xFF01,0xFF5E,
+                0x2E80,0x2FD5,
+            };
+            char[] character = new char[totalCharacters];
+            int[][] pixelData = new int[totalCharacters][128*128];
+            for (int i=0;i<ranges.length;i+=2) {
+                for (char j=ranges[i];j<=ranges[i+1];j++) {
+                    g.clearRect(0, 0, 128, 128);
+                    g.drawString(Character.toString(j),32,96);
+                    //Detect highest and leftest pixels.
+                    int topMost=128;
+                    int leftMost=128;
+                    for (int x=0;x<img.getWidth();x++) {
+                        for (int y=0;y<img.getHeight();y++) {
+                            if (img.getRGB(x, y)==Color.WHITE.getRGB()) {
+                                if (x<leftMost) {
+                                    leftMost=x;
+                                }
+                                if (y<topMost) {
+                                    topMost=y;
+                                }
+                            }
+                        }
+                    }
+                    g.clearRect(0, 0, 128, 128);
+                    g.drawString(Character.toString(j),32-leftMost,96-topMost);
+                    for (int x=0;x<img.getWidth();x++) {
+                        for (int y=0;y<img.getHeight();y++) {
+                            character[counter]=j;
+                            pixelData[counter][y*128+x]=img.getRGB(x,y);
+                        }
+                    }
+                    counter++;
+                }
             }
-            for (char i=0x30A0;i<=0x30FF;i++) {
+            g.dispose();
-                g.clearRect(0, 0, 128, 128);
+            //ImageIO.write(img,"png",new File("character.png"));
-                g.drawString(Character.toString(i),32,96);
+            Image input = ImageIO.read(new File("character.png"));
-            }
+            char closest = getClosestCharacter(character,pixelData,input);
-            for (char i=0x3400;i<=0x4DB5;i++) {
-                g.clearRect(0, 0, 128, 128);
-                g.drawString(Character.toString(i),32,96);
-            }
-            for (char i=0x4E00;i<=0x9FCB;i++) {
-                g.clearRect(0, 0, 128, 128);
-                g.drawString(Character.toString(i),32,96);
-            }
-            for (char i=0xF900;i<=0xFA6A;i++) {
-                g.clearRect(0, 0, 128, 128);
-                g.drawString(Character.toString(i),32,96);
-            }
-            for (char i=0x2E80;i<=0x2FD5;i++) {
-                g.clearRect(0, 0, 128, 128);
-                g.drawString(Character.toString(i),32,96);
-            }
-            for (char i=0xFF01;i<=0xFF5E;i++) {
-                g.clearRect(0, 0, 128, 128);
-                g.drawString(Character.toString(i),32,96);
-            }
-            ImageIO.write(img,"png",new File("character.png"));
         } catch (FontFormatException | IOException e) {
             e.printStackTrace();
         }