From 6702151ac6a806d916403b2a60e3dc1e52b712aa Mon Sep 17 00:00:00 2001
From: Mark Slee <mcslee@Mark-Slees-MacBook-Pro.local>
Date: Thu, 22 Aug 2013 02:13:01 -0700
Subject: [PATCH] Add cubic gamma correction on brightness

---
 MarkSlee.pde     | 29 +++++++++++++++++++++++++++++
 TestPatterns.pde | 24 ------------------------
 _Internals.pde   | 13 ++++++++++---
 _Mappings.pde    | 19 ++++++++++++-------
 4 files changed, 51 insertions(+), 34 deletions(-)

diff --git a/MarkSlee.pde b/MarkSlee.pde
index 68d8de1..a67f719 100644
--- a/MarkSlee.pde
+++ b/MarkSlee.pde
@@ -705,3 +705,32 @@ class Traktor extends SCPattern {
     }
   }
 }
+
+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) {
+    float bMod = bright.getValuef();
+    float sMod = sat.getValuef();
+    float hMod = hueShift.getValuef();
+    if (bMod < 1 || sMod < 1 || hMod > 0) {    
+      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()
+        );
+      }
+    }
+  }
+}
diff --git a/TestPatterns.pde b/TestPatterns.pde
index ab90d21..b2e49f1 100644
--- a/TestPatterns.pde
+++ b/TestPatterns.pde
@@ -259,30 +259,6 @@ 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 8b2e3da..a358f1b 100644
--- a/_Internals.pde
+++ b/_Internals.pde
@@ -204,9 +204,16 @@ 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
+  // Gamma correction here. Apply a cubic to the brightness
+  // for better representation of dynamic range
+  for (int i = 0; i < colors.length; ++i) {
+    float b = brightness(colors[i]) / 100.f;
+    colors[i] = color(
+      hue(colors[i]),
+      saturation(colors[i]),
+      (b*b*b) * 100.
+    );
+  }
   
   // TODO(mcslee): move into GLucose engine
   for (PandaDriver p : pandaBoards) {
diff --git a/_Mappings.pde b/_Mappings.pde
index 01aaa2a..3932f0b 100644
--- a/_Mappings.pde
+++ b/_Mappings.pde
@@ -124,17 +124,22 @@ public PandaMapping[] buildPandaList() {
   return new PandaMapping[] {
     new PandaMapping(
       "10.200.1.29", new ChannelMapping[] {
-        new ChannelMapping(),
-        new ChannelMapping(),
-        new ChannelMapping(),
-        new ChannelMapping(),
-        new ChannelMapping(),
-        new ChannelMapping(),
-        new ChannelMapping(),
+        new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 1, 2, 3, 4 }),
+        new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 1, 2, 3, 4 }),
+        new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 1, 2, 3, 4 }),
+        new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 1, 2, 3, 4 }),
+        new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 1, 2, 3, 4 }),
+        new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 1, 2, 3, 4 }),
+        new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 1, 2, 3, 4 }),
         new ChannelMapping(ChannelMapping.MODE_BASS),
         new ChannelMapping(ChannelMapping.MODE_STRUTS_AND_FLOOR),
         new ChannelMapping(ChannelMapping.MODE_SPEAKER, LEFT_SPEAKER),
         new ChannelMapping(ChannelMapping.MODE_SPEAKER, RIGHT_SPEAKER),
+        new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 1, 2, 3, 4 }),
+        new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 1, 2, 3, 4 }),
+        new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 1, 2, 3, 4 }),
+        new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 1, 2, 3, 4 }),
+        new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 1, 2, 3, 4 }),
     }),
 
     new PandaMapping(
-- 
2.34.1