From 8777eaa26ac3cb626aa8ab7bed2dc880da39f039 Mon Sep 17 00:00:00 2001
From: Micah Elizabeth Scott <micah@scanlime.org>
Date: Sat, 22 Feb 2014 16:37:38 -0800
Subject: [PATCH] Parameters and good defaults for Rings

---
 MicahScott.pde | 49 +++++++++++++++++++++++++++++++++----------------
 1 file changed, 33 insertions(+), 16 deletions(-)

diff --git a/MicahScott.pde b/MicahScott.pde
index 916bf68..ec3de3c 100644
--- a/MicahScott.pde
+++ b/MicahScott.pde
@@ -2,36 +2,49 @@
 class Rings extends SCPattern {
 
     float dx, dy, dz;
-    float angleParam, z, hue, satParam, spacingParam;
+    float angleParam, hue, satParam, spacingParam;
     float dzParam, centerParam;
 
+    BasicParameter pSpeed1 = new BasicParameter("SPD1", 0.5);
+    BasicParameter pSpeed2 = new BasicParameter("SPD2", 0.5);
+    BasicParameter pRGB = new BasicParameter("RGB", 0.1);
+    BasicParameter pScale = new BasicParameter("SCALE", 0.1);
+    BasicParameter pDepth = new BasicParameter("DEPTH", 0.25);
+    BasicParameter pBright = new BasicParameter("BRT", 0.46);    
+    BasicParameter pGamma = new BasicParameter("GAMMA", 0.27);    
+
     public Rings(GLucose glucose) {
         super(glucose);
+        addParameter(pSpeed1);
+        addParameter(pSpeed2);
+        addParameter(pScale);
+        addParameter(pDepth);
+        addParameter(pRGB);
+        addParameter(pBright);
+        addParameter(pGamma);
     }
 
     public void run(double deltaMs) {
 
-        float noiseScale = 0.02;
-        float speed = 0.002;
-        float zspeed = 0.04;
-        float scale = 1.0;
+        float xyspeed = pSpeed1.getValuef() * 0.004;
+        float zspeed = pSpeed1.getValuef() * 0.08;
+        float scale = pScale.getValuef() * 20.0;
 
-        angleParam += (deltaMs * 0.001) % (2*PI);
+        float angleSpeed = pSpeed1.getValuef() * 0.002;
+        angleParam = (float)((angleParam + angleSpeed * deltaMs) % (2*PI));
         float angle = sin(angleParam);
 
-        z += deltaMs * 0.0008;
-        hue += (deltaMs * 0.036) % 360;
-
-        satParam += deltaMs * 0.000122;
-        spacingParam += deltaMs * 0.000124;
+        hue += (deltaMs * pRGB.getValuef() * 0.3) % 360;
+        satParam += deltaMs * pRGB.getValuef() * 0.002;
+        spacingParam += deltaMs * pSpeed2.getValuef() * 0.0005;
         dzParam += deltaMs * 0.000014;
-        centerParam += deltaMs * 0.000125;
+        centerParam += deltaMs * pSpeed2.getValuef() * 0.0005;
 
         float saturation = 100 * constrain(pow(1.9 * noise(satParam), 2.5), 0, 1);
         float spacing = noise(spacingParam) * 50;
 
-        dx += cos(angle) * speed;
-        dy += sin(angle) * speed;
+        dx += cos(angle) * xyspeed;
+        dy += sin(angle) * xyspeed;
         dz += (pow(noise(dzParam), 1.8) - 0.5) * zspeed;
 
         float centerx = map(noise(centerParam, 100), 0, 1, -0.1, 1.1);
@@ -41,6 +54,9 @@ class Rings extends SCPattern {
         float coordMin = min(model.xMin, min(model.yMin, model.zMin));
         float coordMax = max(model.xMax, max(model.yMax, model.zMax));
 
+        float br = pBright.getValuef() * 3.0;
+        float gamma = pGamma.getValuef() * 20.0;
+
         for (LXPoint p : model.points) {
 
             // Scale while preserving aspect ratio
@@ -52,14 +68,15 @@ class Rings extends SCPattern {
             float pulse = (sin(dz + dist * spacing) - 0.3) * 0.6;
 
             noiseDetail(4);
-            float n = map(noise(dx + x*scale + pulse, dy + y*scale, dz + z*scale), 0, 1, -0.65, 1);
+            float n = map(noise(dx + x*scale + pulse, dy + y*scale, dz + z*scale) - pDepth.getValuef(), 0, 1,
+                0, 2.0);
             float m = map(noise(dx + x*scale, dy + y*scale, dz + z*scale), 0, 1, 0, 300);
             noiseDetail(1);
 
             colors[p.index] = lx.hsb(
                 (hue + m) % 360.0,
                 saturation,
-                100 * constrain(pow(3.0 * n, 3.5), 0, 1.0)
+                100 * constrain(pow(br * n, gamma), 0, 1.0)
                 );
         }
     }
-- 
2.34.1