Попытка добавить тени

Camera.pde

@@ -32,8 +32,14 @@ class Camera {
     for (int i = 0; i < width / settings.chunkSize + 1; i++) {
       for (int j = 0; j < height / settings.chunkSize + 5; j++) {
         render.renderChunk(i + (int)x, j + (int)y);
+        render.renderShadow(i + (int)x, j + (int)y);
       }
     }
     pop();
   }
+  
+  public void showChunk(int x, int y) {
+    render.renderChunk(x, y);
+    render.renderShadow(x, y);
+  }
 }

Controller.pde

@@ -2,22 +2,22 @@ Boolean up = false, down = false, left = false, right = false, shift = false;
 
 void keyPressed() {
   if (key == 'r') {
-    world = new World((long)random(settings.randomRange), 0.1);
+    world = new World((long)random(settings.seedRange), 0.1);
     cam = new Camera(0, 0, world);
   }
 
-  if (key == 'w' || key == 'W') up = true;
-  if (key == 'a' || key == 'A') left = true;
-  if (key == 's' || key == 'S') down = true;
-  if (key == 'd' || key == 'D') right = true;
+  if (key == 'w' || key == 'W' || key == 'ц' || key == 'Ц') up = true;
+  if (key == 'a' || key == 'A' || key == 'ф' || key == 'Ф') left = true;
+  if (key == 's' || key == 'S' || key == 'ы' || key == 'Ы') down = true;
+  if (key == 'd' || key == 'D' || key == 'в' || key == 'В') right = true;
   if (keyCode == SHIFT) shift = true;
 }
 
 void keyReleased() {
-  if (key == 'w' || key == 'W') up = false;
-  if (key == 'a' || key == 'A') left = false;
-  if (key == 's' || key == 'S') down = false;
-  if (key == 'd' || key == 'D') right = false;
+  if (key == 'w' || key == 'W' || key == 'ц' || key == 'Ц') up = false;
+  if (key == 'a' || key == 'A' || key == 'ф' || key == 'Ф') left = false;
+  if (key == 's' || key == 'S' || key == 'ы' || key == 'Ы') down = false;
+  if (key == 'd' || key == 'D' || key == 'в' || key == 'В') right = false;
   if (keyCode == SHIFT) shift = false;
 }
 

DEBUG.pde

@@ -10,10 +10,11 @@ void MAIN_DEBUG() {
   }
 }
 
-void CHUNK_DEBUG(int x, int y) {
+void CHUNK_DEBUG(Chunk chunk) {
   if (settings.CHUNK_DEBUG) {
     fill(200, 0, 30);
-    text(x, x * settings.chunkSize, y * settings.chunkSize + 10);
-    text(y, x * settings.chunkSize, y * settings.chunkSize + 20);
+    text(chunk.getX(), chunk.getX() * settings.chunkSize, chunk.getY() * settings.chunkSize + 10);
+    text(chunk.getY(), chunk.getX() * settings.chunkSize, chunk.getY() * settings.chunkSize + 20);
+    text(chunk.getHight(), chunk.getX() * settings.chunkSize, chunk.getY() * settings.chunkSize + 30);
   }
 }

Render.pde

@@ -18,6 +18,49 @@ class Render {
       vertex(x * settings.chunkSize, (1 + y) * settings.chunkSize, 0, settings.chunkSize);
     endShape();
 
-    CHUNK_DEBUG(x, y);
+    CHUNK_DEBUG(chunk);
+  }
+  
+  public void renderShadow(int x, int y) {
+    Chunk[][] chunks = new Chunk[3][3];
+    
+    for (int i = 0; i < 3; i++) {
+      for (int j = 0; j < 3; j++) {
+        chunks[i][j] = world.getChunk(j - 1 + x, i - 1 + y);        
+      }
+    }
+    
+    for (int i = 0; i < 3; i++) {
+      for (int j = 0; j < 3; j++) {
+        if (chunks[i][j] != null && chunks[i][j].getHight() < chunks[1][1].getHight()) {
+          PImage shadow = null;
+          
+          if      (i == 0 && j == 0){ shadow = textures.getShadow(4);}   // | 00 01 02 |  | 4 0 5 |
+          else if (i == 0 && j == 1){ shadow = textures.getShadow(0);}   // | 10 -- 12 |  | 3 - 1 |
+          else if (i == 0 && j == 2){ shadow = textures.getNoTexture();} // | 20 21 22 |  | 7 2 6 |
+          else if (i == 1 && j == 0){ shadow = textures.getShadow(3);}
+          else if (i == 1 && j == 2){ shadow = textures.getNoTexture();}
+          else if (i == 2 && j == 0){ shadow = textures.getShadow(7);}
+          else if (i == 2 && j == 1){ shadow = textures.getNoTexture();} //<>//
+          else if (i == 2 && j == 2){ shadow = textures.getNoTexture();}
+          else { shadow = textures.getNoTexture();}
+          
+          beginShape();
+            if (mouseX > x * settings.chunkSize && mouseX < (x + 1) * settings.chunkSize
+             && mouseY > y * settings.chunkSize && mouseY < (y + 1) * settings.chunkSize
+             && settings.SHADOW_DEBUG)
+            {
+              fill(100, 50, 150);
+            } else {
+              texture(shadow);
+            }
+            vertex((j - 1 + x) * settings.chunkSize, (i - 1 + y) * settings.chunkSize, 0, 0); //<>//
+            vertex((j + x) * settings.chunkSize, (i - 1 + y) * settings.chunkSize, settings.chunkSize, 0); //<>//
+            vertex((j + x) * settings.chunkSize, (i + y) * settings.chunkSize, settings.chunkSize, settings.chunkSize); //<>//
+            vertex((j - 1 + x)* settings.chunkSize, (i + y) * settings.chunkSize, 0, settings.chunkSize); //<>//
+          endShape();
+        }
+      }
+    }
   }
 }

Settings.pde

@@ -1,11 +1,15 @@
 class Settings {
   public final int chunkSize = 32;
   public final int maxHight = new Textures().lengthTextures();
+  
   public final float cameraSpeed = 0.1;
   public final int cameraSprintCoefficient = 2;
-  public final long randomRange = 100;
+  
+  // Seed range
+  public final long seedRange = 100;
   
   // DEBUG
   public final boolean MAIN_DEBUG = false;
   public final boolean CHUNK_DEBUG = false;
+  public final boolean SHADOW_DEBUG = false;
 }

Textures.pde

@@ -1,5 +1,6 @@
 class Textures {
   private PImage[] textures;
+  private PImage[] shadows;
   private PImage noTexture;
   
   Textures() {
@@ -11,11 +12,23 @@ class Textures {
       loadImage("textures/snow.png")
     };
     
+    this.shadows = new PImage[] {
+      loadImage("textures/shadows/shadowU.png"),
+      loadImage("textures/shadows/shadowR.png"),
+      loadImage("textures/shadows/shadowD.png"),
+      loadImage("textures/shadows/shadowL.png"),
+      loadImage("textures/shadows/shadowAngleU.png"),
+      loadImage("textures/shadows/shadowAngleR.png"),
+      loadImage("textures/shadows/shadowAngleD.png"),
+      loadImage("textures/shadows/shadowAngleL.png")
+    };
+    
     noTexture = loadImage("textures/noTexture.png");
     
   }
   
   public PImage getTexture(int i) { return textures[i]; }
   public PImage getNoTexture() { return noTexture; }
+  public PImage getShadow(int i) { return shadows[i]; }
   public int lengthTextures() { return textures.length; };
 }

World.pde

@@ -18,15 +18,18 @@ class World {
           chunks.get(x).add(i, null);
         }
       }
-      chunks.get(x).add(y, chunk); //<>//
+      chunks.get(x).add(y, chunk);
     }
   }
 
   public Chunk getChunk(int x, int y) {
+    if (x < 0 || y < 0) {
+      return null;
+    }
     try {
       chunks.get(x).get(y);
     } 
-    catch(IndexOutOfBoundsException e) {  //<>//
+    catch(IndexOutOfBoundsException e) { 
       Chunk newChunk = gen.generateChunk(x, y);
       setChunk(newChunk, x, y);
     }

minecraft2D.pde

@@ -4,11 +4,12 @@ Settings settings;
 
 void settings() {
   size(800, 800, P2D);
+  noSmooth();
 }
 
 void setup() {
   settings = new Settings();
-  world = new World((long)random(settings.randomRange), 0.1);
+  world = new World((long)random(settings.seedRange), 0.1);
   cam = new Camera(0, 0, world);
   noStroke();
 }