Adjust parameters for better pacing

examples/processing/grid32x16z_attractor/Particle.pde

@@ -23,7 +23,7 @@ class Particle
 
   void draw(float opacity) 
   {
-    float size = height * 0.5;
+    float size = height * 0.6;
     tint(rgb, opacity);
     blendMode(ADD);
     image(dot, center.x - size/2, center.y - size/2, size, size);

examples/processing/grid32x16z_attractor/grid32x16z_attractor.pde

@@ -5,8 +5,8 @@ int numParticles = 30;
 float cornerCoefficient = 0.2;
 int integrationSteps = 20;
 float maxOpacity = 100;
-float stepFast = 1.0 / 40;
-float stepSlow = 1.0 / 1000;
+float stepFast = 1.0 / 100;
+float stepSlow = 1.0 / 3000;
 float energyThreshold = 10.0;
 float brightnessThreshold = 0.8;