Kosso: Updated Aurora demo for chained virtual displays. Added a better Fire demo. Removed some old Aurora demos which just didn't work and saves some memory.

1 files changed, 125 insertions, 0 deletions

diff --git a/examples/ChainedPanelsAuroraDemo/PatternFlock.h b/examples/ChainedPanelsAuroraDemo/PatternFlock.h
new file mode 100644
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+++ b/examples/ChainedPanelsAuroraDemo/PatternFlock.h
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+/*
+ * Aurora: https://github.com/pixelmatix/aurora
+ * Copyright (c) 2014 Jason Coon
+ *
+ * Portions of this code are adapted from "Flocking" in "The Nature of Code" by Daniel Shiffman: http://natureofcode.com/
+ * Copyright (c) 2014 Daniel Shiffman
+ * http://www.shiffman.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+// Flocking
+// Daniel Shiffman <http://www.shiffman.net>
+// The Nature of Code, Spring 2009
+
+// Demonstration of Craig Reynolds' "Flocking" behavior
+// See: http://www.red3d.com/cwr/
+// Rules: Cohesion, Separation, Alignment
+
+#ifndef PatternFlock_H
+#define PatternFlock_H
+
+class PatternFlock : public Drawable {
+  public:
+    PatternFlock() {
+      name = (char *)"Flock";
+    }
+
+    static const int boidCount = 10;
+    Boid predator;
+
+    PVector wind;
+    byte hue = 0;
+    bool predatorPresent = true;
+
+    void start() {
+      for (int i = 0; i < boidCount; i++) {
+        boids[i] = Boid(15, 15);
+        boids[i].maxspeed = 0.380;
+        boids[i].maxforce = 0.015;
+      }
+
+      predatorPresent = random(0, 2) >= 1;
+      if (predatorPresent) {
+        predator = Boid(31, 31);
+        predatorPresent = true;
+        predator.maxspeed = 0.385;
+        predator.maxforce = 0.020;
+        predator.neighbordist = 16.0;
+        predator.desiredseparation = 0.0;
+      }
+    }
+
+    unsigned int drawFrame() {
+      effects.DimAll(230); effects.ShowFrame();
+
+      bool applyWind = random(0, 255) > 250;
+      if (applyWind) {
+        wind.x = Boid::randomf() * .015;
+        wind.y = Boid::randomf() * .015;
+      }
+
+      CRGB color = effects.ColorFromCurrentPalette(hue);
+
+      for (int i = 0; i < boidCount; i++) {
+        Boid * boid = &boids[i];
+
+        if (predatorPresent) {
+          // flee from predator
+          boid->repelForce(predator.location, 10);
+        }
+
+        boid->run(boids, boidCount);
+        boid->wrapAroundBorders();
+        PVector location = boid->location;
+        // PVector velocity = boid->velocity;
+        // backgroundLayer.drawLine(location.x, location.y, location.x - velocity.x, location.y - velocity.y, color);
+        // effects.leds[XY(location.x, location.y)] += color;
+        effects.drawBackgroundFastLEDPixelCRGB(location.x, location.y, color);
+
+        if (applyWind) {
+          boid->applyForce(wind);
+          applyWind = false;
+        }
+      }
+
+      if (predatorPresent) {
+        predator.run(boids, boidCount);
+        predator.wrapAroundBorders();
+        color = effects.ColorFromCurrentPalette(hue + 128);
+        PVector location = predator.location;
+        // PVector velocity = predator.velocity;
+        // backgroundLayer.drawLine(location.x, location.y, location.x - velocity.x, location.y - velocity.y, color);
+        // effects.leds[XY(location.x, location.y)] += color;        
+        effects.drawBackgroundFastLEDPixelCRGB(location.x, location.y, color);
+      }
+
+      EVERY_N_MILLIS(200) {
+        hue++;
+      }
+      
+      EVERY_N_SECONDS(30) {
+        predatorPresent = !predatorPresent;
+      }
+
+      return 0;
+    }
+};
+
+#endif