Class cleanup

src/engine/InterestManagement/Terrain.java

@@ -19,9 +19,6 @@ import java.util.HashMap;
 import static java.lang.Math.PI;
 
 public class Terrain {
-
-    // Class variables
-
     public static final HashMap<Integer, short[][]> _heightmap_pixel_cache = new HashMap<>();
     public short[][] terrain_pixel_data;
     public Vector2f terrain_size = new Vector2f();
@@ -131,6 +128,8 @@ public class Terrain {
 
     public Vector2f getTerrainCell(Vector2f terrain_loc) {
 
+        // Calculate terrain cell with offset
+
         Vector2f terrain_cell = new Vector2f(terrain_loc.x / this.cell_size.x, terrain_loc.y / this.cell_size.y);
 
         // Clamp values when standing directly on pole
@@ -152,17 +151,12 @@ public class Terrain {
 
         Vector2f pixel_offset = new Vector2f(terrain_cell.x % 1, terrain_cell.y % 1);
 
-        //get 4 surrounding vertices from the pixel array.
-
-        float top_left_pixel;
-        float top_right_pixel;
-        float bottom_left_pixel;
-        float bottom_right_pixel;
+        // 4 surrounding vertices from the pixel array.
 
-        top_left_pixel = terrain_pixel_data[pixel_x][pixel_y];
-        top_right_pixel = terrain_pixel_data[pixel_x + 1][pixel_y];
-        bottom_left_pixel = terrain_pixel_data[pixel_x][pixel_y + 1];
-        bottom_right_pixel = terrain_pixel_data[pixel_x + 1][pixel_y + 1];
+        float top_left_pixel = terrain_pixel_data[pixel_x][pixel_y];
+        float top_right_pixel = terrain_pixel_data[pixel_x + 1][pixel_y];
+        float bottom_left_pixel = terrain_pixel_data[pixel_x][pixel_y + 1];
+        float bottom_right_pixel = terrain_pixel_data[pixel_x + 1][pixel_y + 1];
 
         // Interpolate between the 4 vertices