From: Leighton Wallace <lwallace@gmail.com>
Date: Sun, 24 Nov 2013 02:11:50 +0000 (-0800)
Subject: L8on's life
X-Git-Url: https://git.piment-noir.org/?p=SugarCubes.git;a=commitdiff_plain;h=f7f0bfe5fb8b5a4bcd9c4c4092a6063c45df32cc

L8on's life
---

diff --git a/L8onWallace.pde b/L8onWallace.pde
new file mode 100644
index 0000000..63bd474
--- /dev/null
+++ b/L8onWallace.pde
@@ -0,0 +1,188 @@
+class CubeState {  
+ public Integer index;
+ public boolean alive;
+ public List<Integer> neighbors;
+ 
+ public CubeState(Integer index, boolean alive, List<Integer> neighbors) {
+   this.index = index;
+   this.alive = alive;
+   this.neighbors = neighbors;
+ }
+}
+
+class Life extends SCPattern {
+  public final int TIME_BETWEEN_RUNS = 100;
+  public final int MAX_DEAD_BRIGHTNESS = 40;
+  private final SinLFO xPos = new SinLFO(0, model.xMax, 5000);
+  private final SinLFO yPos = new SinLFO(0, model.yMax, 5000);
+  
+  public List<CubeState> cube_states;
+  public int time_since_last_run;
+  public boolean any_changes_this_run;
+  
+  public Life(GLucose glucose) {
+     super(glucose);  
+     //outputCubeInfo();
+     initCubeStates();
+     time_since_last_run = 0;
+     any_changes_this_run = false;
+     addModulator(xPos).trigger();
+     addModulator(yPos).trigger();          
+  }
+  
+  public void run(double deltaMs) {        
+    Integer i = 0;    
+    CubeState cube_state;
+    
+    time_since_last_run += deltaMs;
+    
+    if(time_since_last_run < TIME_BETWEEN_RUNS) {
+      return;  
+    }
+    any_changes_this_run = false;        
+            
+    for (Cube cube : model.cubes) {    
+      cube_state = this.cube_states.get(i);
+      
+      if(shouldBeAlive(i)) {
+        lightLiveCube(cube);
+      } else {
+        lightDeadCube(cube);
+      }                
+      i++;
+    }
+    
+    if(!any_changes_this_run) {
+      randomizeCubeStates();  
+    }
+    
+    time_since_last_run = 0;
+  }
+  
+  public void outputCubeInfo() {
+    int i = 0;      
+    for (Cube c : model.cubes) {
+      print("Cube " + i + ": " + c.x + "," + c.y + "," + c.z + "\n");
+      ++i;
+    }
+    print("Edgeheight: " + Cube.EDGE_HEIGHT + "\n");
+    print("Edgewidth: " + Cube.EDGE_WIDTH + "\n");
+    print("Channelwidth: " + Cube.CHANNEL_WIDTH + "\n");
+  }
+  
+  private void initCubeStates() {
+    List<Integer> neighbors;
+    boolean alive = false;  
+    CubeState cube_state;      
+    this.cube_states = new LinkedList<CubeState>(); 
+    Integer i = 0;     
+    
+    for (Cube c : model.cubes) {      
+      neighbors = findCubeNeighbors(c, i);
+      alive = (i % 6 == 0);      
+//      alive = true;
+      cube_state = new CubeState(i, alive, neighbors);      
+      this.cube_states.add(cube_state);      
+      ++i;
+    }      
+  }
+ 
+  private void randomizeCubeStates() {
+    for (CubeState cube_state: this.cube_states) {
+      if( (cube_state.index % 2 == 0) == cube_state.alive) {
+        cube_state.alive = !cube_state.alive;  
+      }           
+    }    
+  }
+  
+  public List<Integer> findCubeNeighbors(Cube cube, Integer index) {
+    List<Integer> neighbors = new LinkedList<Integer>();
+    Integer i = 0;
+    
+    for (Cube c : model.cubes) {          
+      if(index == i)  {
+        i++;
+        continue;
+      }
+      
+      if(abs(c.x - cube.x) < (Cube.EDGE_WIDTH * 2) && abs(c.y - cube.y) < (Cube.EDGE_HEIGHT * 2)) {      
+        neighbors.add(i);
+      }
+      
+      i++;
+    }
+
+    return neighbors;    
+  }
+  
+  public boolean shouldBeAlive(Integer index) {
+    CubeState cube_state = this.cube_states.get(index);    
+    Integer alive_neighbor_count = countLiveNeighbors(cube_state);           
+    
+    boolean before_alive = cube_state.alive;
+            
+    if(cube_state.alive) {
+      if(alive_neighbor_count < 2 || alive_neighbor_count > 3) {
+        cube_state.alive = false;
+      } else {
+        cube_state.alive = true;
+      }
+      
+    } else {
+      if(alive_neighbor_count == 3) {
+        cube_state.alive = true;
+      } else {
+         cube_state.alive = false;   
+      }
+    }  
+    
+    this.cube_states.set(index, cube_state);
+    
+    if(before_alive != cube_state.alive) {
+      any_changes_this_run = true;    
+    }   
+    return cube_state.alive;
+  }
+      
+  public Integer countLiveNeighbors(CubeState cube_state) {
+    Integer count = 0;    
+    CubeState neighbor_cube_state;     
+    
+    for(Integer neighbor_index: cube_state.neighbors) {      
+       neighbor_cube_state = this.cube_states.get(neighbor_index);
+       if(neighbor_cube_state.alive) {
+         count++;  
+       }
+    }   
+    
+    return count;
+  }    
+  
+  public void lightLiveCube(Cube cube) {    
+    for (LXPoint p : cube.points) {
+      float hv = max(0, lx.getBaseHuef() - abs(p.x - xPos.getValuef()));
+      float bv = max(0, 100 - abs(p.y - yPos.getValuef()));
+      colors[p.index] = lx.hsb(
+        hv,
+        100,        
+        //bv
+        75
+      );
+    }        
+  }
+  
+  public void lightDeadCube(Cube cube) {
+    for (LXPoint p : cube.points) {
+      float hv = max(0, lx.getBaseHuef() - abs(p.x - xPos.getValuef()));
+      float bv = max(0, MAX_DEAD_BRIGHTNESS - abs(p.y - yPos.getValuef()));
+      
+      colors[p.index] = lx.hsb(
+        hv,
+        100,        
+        //bv
+        10
+      );     
+    }  
+  }
+  
+}
diff --git a/SugarCubes.pde b/SugarCubes.pde
index 40f9a76..c1d74a0 100644
--- a/SugarCubes.pde
+++ b/SugarCubes.pde
@@ -25,9 +25,9 @@
 
 LXPattern[] patterns(GLucose glucose) {
   return new LXPattern[] {
-     
-     new SineSphere(glucose),
-     //new CubeCurl(glucose), 
+    
+    new SineSphere(glucose),
+    //new CubeCurl(glucose), 
      
     // Slee
     // new Cathedrals(glucose),
@@ -79,6 +79,8 @@ LXPattern[] patterns(GLucose glucose) {
     new Swim(glucose),
     new Balance(glucose),
 
+    // L8on
+    new Life(glucose),
     
     // Ben
     // new Sandbox(glucose),