Radioactive Detection Implemented

Plugin Radioactive Cloud/src/main/java/net/simon987/pluginradioactivecloud/RadiationDetector.java

@@ -0,0 +1,176 @@
+package net.simon987.pluginradioactivecloud;
+
+import java.util.ArrayList;
+
+import org.bson.Document;
+import net.simon987.server.assembly.HardwareModule;
+import net.simon987.server.assembly.Status;
+import net.simon987.server.game.objects.ControllableUnit;
+import net.simon987.server.game.objects.GameObject;
+import net.simon987.server.game.objects.Radioactive;
+
+public class RadiationDetector extends HardwareModule {
+
+  /**
+   * Should be unique and same as HWID
+   */
+  public static final int DEFAULT_ADDRESS = 0x000E;
+
+  /**
+   * Hardware ID (Should be unique)
+   */
+  public static final char HWID = 0x000E;
+
+  /**
+   * Radiation Constants
+   */
+  private static final int ALPHA_BLOCKED_VALUE = 5;
+  private static final int BETA_BLOCKED_VALUE = 2;
+  private static final int GAMMA_BLOCKED_VALUE = 1;
+
+  /**
+   * Helper class for getTiles
+   */
+  private class Tuple {
+    public final int x;
+    public final int y;
+
+    public Tuple(int x, int y) {
+      this.x = x;
+      this.y = y;
+    }
+  }
+
+  /**
+   * Finds the tiles between the two tiles located at the given coordinates. The
+   * tiles located at the coordinates are not included in the list.
+   * 
+   * @param x0 x-coordinate of first point
+   * @param y0 y-coordinate of first point
+   * @param x1 x-coordinate of second point
+   * @param y1 y-coordinate of second point
+   * @return List of tile coordinates. An empty list indicates tiles are next to
+   *         each other.
+   */
+  public ArrayList<Tuple> getTiles(int x0, int y0, int x1, int y1) {
+
+    ArrayList<Tuple> ret = new ArrayList<>();
+    double slope;
+    if (x1 > x0) {
+      slope = (y1 - y0) / (double) (x1 - x0);
+    } else {
+      slope = (y0 - y1) / (double) (x0 - x1);
+
+      // Swap values so that x0 < x1. This preps the following code where y is
+      // determined by adding a step value (1) to x0 till it reaches x1.
+      int tmp = x1;
+      x1 = x0;
+      x0 = tmp;
+
+      tmp = y1;
+      y1 = y0;
+      y0 = tmp;
+    }
+
+    // If slope is zero or undefined, return tiles directly along the
+    // appropriate cardinal direction.
+    if (x0 == x1) {
+      int smaller = Math.min(y0, y1);
+      int larger = Math.max(y0, y1);
+      System.out.printf("%d %d", smaller, larger);
+      for (int i = smaller + 1; i < larger; i++) {
+        ret.add(new Tuple(x0, i));
+      }
+    } else if (y0 == y1) {
+      int smaller = Math.min(x0, x1);
+      int larger = Math.max(x0, x1);
+      for (int i = smaller + 1; i < larger; i++) {
+        ret.add(new Tuple(i, y0));
+      }
+    } else {
+      // Find all coordinates with 0.1 step
+      int lastX = x0;
+      int lastY = y0;
+      for (int i = x0 * 10; i < x1 * 10; i += 1) {
+        if (i / 10 != lastX || (int) (slope * i / 10) != lastY) {
+          // Update last values
+          lastX = i / 10;
+          lastY = (int) (slope * i / 10);
+
+          // Add new values to array
+          ret.add(new Tuple(lastX, lastY));
+        }
+      }
+    }
+
+    return ret;
+  }
+
+  /**
+   * Finds the Euclidean Distance between two coordinates.
+   * 
+   * @param x0 x-coordinate of first point
+   * @param y0 y-coordinate of first point
+   * @param x1 x-coordinate of second point
+   * @param y1 y-coordinate of second point
+   * @return distance between two points
+   */
+  public double getDistanceOfCoords(int x0, int y0, int x1, int y1) {
+    return Math.sqrt(Math.pow(x1 - x0, 2) + Math.pow(y1 - y0, 2));
+  }
+
+  public RadiationDetector(ControllableUnit unit) {
+    super(null, unit);
+  }
+
+  public RadiationDetector(Document document, ControllableUnit cubot) {
+    super(document, cubot);
+  }
+
+  @Override
+  public void handleInterrupt(Status status) {
+
+    // Find all game entities in world
+    ArrayList<GameObject> entities = new ArrayList<>(unit.getWorld().getGameObjects());
+
+    // Check for alpha particles by finding Radioactive entities
+    int alphaParticles = 0;
+    int betaParticles = 0;
+    int gammaParticles = 0;
+    for (GameObject entity : entities) {
+      if (entity instanceof Radioactive) {
+        // Calculate distance between object and cubot
+        double pathLength = getDistanceOfCoords(unit.getX(), unit.getY(), entity.getX(), entity.getY());
+        alphaParticles += ((Radioactive) entity).getAlphaCounts(pathLength);
+        betaParticles += ((Radioactive) entity).getBetaCounts(pathLength);
+        gammaParticles += ((Radioactive) entity).getGammaCounts(pathLength);
+
+        // Get all tiles in between cubot and Radioactive entity
+        ArrayList<Tuple> tiles = getTiles(unit.getX(), unit.getY(), entity.getX(), entity.getY());
+        for (Tuple tup : tiles) {
+          // If intermediary tile is blocked, reduce alphaParticles by 5
+          if (unit.getWorld().isTileBlocked(tup.x, tup.y)) {
+            alphaParticles -= ALPHA_BLOCKED_VALUE;
+            betaParticles -= BETA_BLOCKED_VALUE;
+            gammaParticles -= GAMMA_BLOCKED_VALUE;
+          }
+        }
+      }
+    }
+
+    // Save Alpha Radioactive Particles to register A
+    getCpu().getRegisterSet().getRegister("A").setValue(alphaParticles);
+
+    // Save Beta Radioactive Particles to register B
+    getCpu().getRegisterSet().getRegister("B").setValue(betaParticles);
+
+    // Save Gamma Radioactive Particles to register C
+    getCpu().getRegisterSet().getRegister("C").setValue(gammaParticles);
+  }
+
+  @Override
+  public char getId() {
+    return HWID;
+  }
+
+}

Server/src/main/java/net/simon987/server/game/objects/Radioactive.java

@@ -6,5 +6,15 @@
 
 public interface Radioactive {
 
+  public default int getAlphaCounts(double distance) {
+    return (int) (1000 * 1.0 / (distance * distance));
+  }
 
+  public default int getBetaCounts(double distance) {
+    return (int) (2000 * 1.0 / (distance * distance));
+  }
+
+  public default int getGammaCounts(double distance) {
+    return (int) (5000 * 1.0 / (distance * distance));
+  }
 }