DragonRuby performance tests

$gtk.reset
$gtk.scheduled_callbacks.clear

def initialise args

  # star grid resolution
  args.state.sector_width ||= 10
  args.state.sector_height ||= 10

  args.state.n_sectors_x ||= (1280 / args.state.sector_width).ceil
  args.state.n_sectors_y ||= (720 / args.state.sector_height).ceil

  true

end

class Sprite
  attr_sprite

  def initialize(x, y, w, h)
    self.x = x
    self.y = y
    self.w = w
    self.h = h
    self.path = 'star.png'
  end
end

def tick args

  # initialisation
  args.state.initialised ||= initialise args

  # space
  args.outputs.solids << { x: 0, y: 0, w: 1280, h: 720, r: 32, g: 32, b: 32 }

  # frame rate
  args.outputs.labels << { x: 1270, y: 710, text: "%d" % args.gtk.current_framerate, alignment_enum: 2, r: 255, g: 255, b: 255 }

  # star parameters
  star_diameter = 4
  star_radius = (star_diameter / 2).to_i

  # # Predefined elements
  # args.state.stars ||= (0 .. args.state.n_sectors_y).map do |y|
  #   (0 .. args.state.n_sectors_x).map do |x|
  #     xpos = (x + 1) * args.state.sector_width - star_radius
  #     ypos = (y + 1) * args.state.sector_height - star_radius

  #     # { x: xpos, y: ypos, w: star_diameter, h: star_diameter, path: 'star.png' }
  #     # [xpos, ypos, star_diameter, star_diameter, 'star.png']
  #     Sprite.new(xpos, ypos, star_diameter, star_diameter)
  #   end
  # end

  # args.outputs.sprites << args.state.stars

  # sector loop
  args.outputs.sprites << (0 .. args.state.n_sectors_y).map do |y|
    (0 .. args.state.n_sectors_x).map do |x|
      xpos = (x + 1) * args.state.sector_width - star_radius
      ypos = (y + 1) * args.state.sector_height - star_radius

      # { x: xpos, y: ypos, w: star_diameter, h: star_diameter, path: 'star.png' }
      # [xpos, ypos, star_diameter, star_diameter, 'star.png']
      Sprite.new(xpos, ypos, star_diameter, star_diameter)
    end
  end

  args.outputs.labels << { x: 1270, y: 680, text: "%d" % args.outputs.sprites.size, alignment_enum: 2, r: 255, g: 255, b: 255 }
end