Contents

# Description:
# Flight Patterns is that ol' Euruko 2008 demo.
# Since processing 2.0 'ovals' don't look too hot

load_libraries 'boids'

def setup
  size(displayWidth, displayHeight, P3D)
  sphere_detail 12
  color_mode RGB, 1.0
  no_stroke
  frame_rate 30
  shininess 1.0
  specular 0.3, 0.1, 0.1
  emissive 0.03, 0.03, 0.1
  
  @click = false
  @flocks = []
  3.times do |i|
    flock = Boids.flock 20, 0, 0, width, height
    flock.goal width/2, height/2, 0
    @flocks << flock
  end
end

def mouse_pressed
  @click = !@click
end

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, width / 4.0
  @flocks.each_with_index do |flock, i|
    flock.goal mouse_x, mouse_y, 0, @flee
    flock.update(goal: 185, limit: 13.5)
    for boid in flock do
      r = 20 + (boid.z * 0.15)      
      case i
      when 0 then fill 0.55, 0.35, 0.35
      when 1 then fill 0.35, 0.55, 0.35
      when 2 then fill 0.35, 0.35, 0.55
      end
      push_matrix
      translate boid.x-r/2, boid.y-r/2, boid.z-r/2
      @click ? sphere(r/2) : oval(0, 0, r, r)
      pop_matrix
    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
ruby-processing-2.4.3	samples/contributed/flight_patterns.rb
ruby-processing-2.4.2	samples/contributed/flight_patterns.rb
ruby-processing-2.4.1	samples/contributed/flight_patterns.rb