From e7f14d4d86fc5f0228895b610971a032fa096394 Mon Sep 17 00:00:00 2001
From: Mark Slee <mcslee@Mark-Slees-MacBook-Pro.local>
Date: Thu, 22 Aug 2013 01:52:37 -0700
Subject: [PATCH] Add a color fucker effect for global modifications

---
 SugarCubes.pde   |  1 +
 TestPatterns.pde | 24 ++++++++++++++++++++++++
 _Internals.pde   |  4 ++++
 3 files changed, 29 insertions(+)

diff --git a/SugarCubes.pde b/SugarCubes.pde
index 637f7c6..dac639a 100644
--- a/SugarCubes.pde
+++ b/SugarCubes.pde
@@ -106,6 +106,7 @@ LXEffect[] effects(GLucose glucose) {
     new FlashEffect(lx),
     new BoomEffect(glucose),
     new DesaturationEffect(lx),
+    new ColorFuckerEffect(glucose),
   };
 }
 
diff --git a/TestPatterns.pde b/TestPatterns.pde
index b2e49f1..ab90d21 100644
--- a/TestPatterns.pde
+++ b/TestPatterns.pde
@@ -259,6 +259,30 @@ class TestProjectionPattern extends TestPattern {
   } 
 }
 
+class ColorFuckerEffect extends SCEffect {
+  
+  BasicParameter hueShift = new BasicParameter("HSHFT", 0);
+  BasicParameter sat = new BasicParameter("SAT", 1);  
+  BasicParameter bright = new BasicParameter("BRT", 1);
+  
+  ColorFuckerEffect(GLucose glucose) {
+    super(glucose);
+    addParameter(hueShift);
+    addParameter(bright);
+    addParameter(sat);    
+  }
+  
+  public void doApply(int[] colors) {
+    for (int i = 0; i < colors.length; ++i) {
+      colors[i] = color(
+        (hue(colors[i]) + hueShift.getValuef()*360.) % 360,
+        saturation(colors[i]) * sat.getValuef(),
+        brightness(colors[i]) * bright.getValuef()
+      );
+    }
+  }
+}
+
 class TestCubePattern extends TestPattern {
   
   private SawLFO index = new SawLFO(0, Cube.POINTS_PER_CUBE, Cube.POINTS_PER_CUBE*60);
diff --git a/_Internals.pde b/_Internals.pde
index 580e173..8b2e3da 100644
--- a/_Internals.pde
+++ b/_Internals.pde
@@ -204,6 +204,10 @@ void draw() {
     debugUI.draw();
   }
   
+  // TODO(dan): if you want to, here would be a good place to
+  // put in gamma correction, modifying the colors that get
+  // sent to the pandaboards, without mucking up the UI here
+  
   // TODO(mcslee): move into GLucose engine
   for (PandaDriver p : pandaBoards) {
     p.send(colors);
-- 
2.34.1