simplify sketches

Author: monkstone

demo/elegant_ball.rb

@@ -21,8 +21,7 @@ def draw
     background(0)
     # Move the origin so that the scene is centered on the screen.
     translate(width / 2, height / 2, 0.0)
-    # Set up the lighting.
-    setup_lights
+    lights # Simple lighting for PiCrate.
     # Rotate the local coordinate system.
     smooth_rotation(5.0, 6.7, 7.3)
     # Draw the inner object.
@@ -41,12 +40,6 @@ def renderer
     @renderer ||= AppRender.new(self)
   end
 
-  def setup_lights
-    ambient_light(0.025, 0.025, 0.025)
-    directional_light(0.2, 0.2, 0.2, -1, -1, -1)
-    spot_light(1.0, 1.0, 1.0, -200, 0, 300, 1, 0, -1, Math::PI / 4, 20)
-  end
-
   # Generate a vector whose components change smoothly over time in the range
   # (0..1). Each component uses a Math.sin function to map the current time in
   # milliseconds in the range (0..1).A 'speed' factor is specified for each

demo/flight_patterns.rb

@@ -13,17 +13,14 @@ class FlightPatterns < Processing::App
   attr_reader :flee, :radius
 
   def settings
-    size 1024, 750, P3D
+    size 1024, 750, P2D
   end
 
   def setup
-    sketch_title 'Flight Patterns'    
+    sketch_title 'Flight Patterns'
     sphere_detail 8
     color_mode RGB, 1.0
     no_stroke
-    shininess 1.0
-    specular 0.3, 0.1, 0.1
-    emissive 0.03, 0.03, 0.1
     @radius = 0.02 * height
     @click = false
     @flee = false
@@ -41,24 +38,19 @@ def key_pressed
 
   def draw
     background 0.05
-    ambient_light 0.01, 0.01, 0.01
-    light_specular 0.4, 0.2, 0.2
-    point_light 1.0, 1.0, 1.0, mouse_x, mouse_y, 190
     @flocks.each_with_index do |flock, i|
-      flock.goal(target: Vec3D.new(mouse_x, mouse_y, 0), flee: @flee)
+      flock.goal(target: Vec2D.new(mouse_x, mouse_y), flee: @flee)
       flock.update(goal: 185, limit: 13.5)
       flock.each do |boid|
-        r = (0.15 * boid.pos.z) + radius
         case i
         when 0 then fill 0.85, 0.65, 0.65
         when 1 then fill 0.65, 0.85, 0.65
         when 2 then fill 0.65, 0.65, 0.85
         end
         push_matrix
-        point_array = (boid.pos.to_a).map { |p| p - (r / 2.0) }
+        point_array = (boid.pos.to_a).map { |p| p - (radius / 2.0) }
         translate(*point_array)
-        @click ? sphere(r / 2) : ellipse(0, 0, r, r)
-        @click ? hint(ENABLE_DEPTH_TEST) : hint(DISABLE_DEPTH_TEST)
+        ellipse(0, 0, radius, radius)
         pop_matrix
       end
     end

external_library/java/hype/h_orbiter.rb

@@ -21,7 +21,7 @@ def settings
 
 def setup
   sketch_title('HOrbiter Example')
-  group = ColorGroup.from_web_array(PALETTE.to_java(:string)
+  group = ColorGroup.from_web_array(PALETTE.to_java(:string))
   H.init(self)
   H.background(color('#242424'))
   H.use3D(true)

external_library/java/hype/hype_swarm.rb

@@ -41,8 +41,8 @@ def setup
     .add(HRect.new(10).rounding(5))
     .on_create do |obj|
       obj.stroke_weight(2)
-      .stroke(colors2[1])
-      .fill(colors2[2])
+      .stroke(colors2[2])
+      .fill(colors2[1])
       .loc(rand(100..540), rand(100..540))
       .anchor_at(H::CENTER)
       .rotation(45)
@@ -79,11 +79,10 @@ def draw
     end
     H.draw_stage
     it = swarm.goals.iterator
-    while it.has_next
+    while it.has_next?
       it.remove
-      it.next
+      # it.next
     end
-
     pool.each do |d|
       swarm.add_goal(d.x, d.y)
     end