synced samples

1 files changed, 0 insertions, 213 deletions

diff --git a/samples/13_04_parametric_enemy_movement/app/main.rb b/samples/13_04_parametric_enemy_movement/app/main.rb
deleted file mode 100644
index 8e73fb0..0000000
--- a/samples/13_04_parametric_enemy_movement/app/main.rb
+++ /dev/null
@@ -1,213 +0,0 @@
-def new_star args
-  { x: 1280.randomize(:ratio),
-    starting_y: 800,
-    distance_to_travel: 900 + 100.randomize(:ratio),
-    duration: 100.randomize(:ratio) + 60,
-    created_at: args.state.tick_count,
-    max_alpha: 128.randomize(:ratio) + 128,
-    b: 255.randomize(:ratio),
-    g: 200.randomize(:ratio),
-    w: 1.randomize(:ratio) + 1,
-    h: 1.randomize(:ratio) + 1 }
-end
-
-def new_enemy args
-  { x: 1280.randomize(:ratio),
-    starting_y: 800,
-    distance_to_travel: -900,
-    duration: 60.randomize(:ratio) + 180,
-    created_at: args.state.tick_count,
-    w: 32,
-    h: 32,
-    fire_rate: (30.randomize(:ratio) + (60 - args.state.score)).to_i }
-end
-
-def new_bullet args, starting_x, starting_y, enemy_speed
-  { x: starting_x,
-    starting_y: starting_y,
-    distance_to_travel: -900,
-    created_at: args.state.tick_count,
-    duration: 900 / (enemy_speed.abs + 2.0 + (5.0 * args.state.score.fdiv(100))).abs,
-    w: 5,
-    h: 5 }
-end
-
-def new_player_bullet args, starting_x, starting_y, player_speed
-  { x: starting_x,
-    starting_y: starting_y,
-    distance_to_travel: 900,
-    created_at: args.state.tick_count,
-    duration: 900 / (player_speed + 2.0),
-    w: 5,
-    h: 5 }
-end
-
-def defaults args
-  args.outputs.background_color  = [0, 0, 0]
-  args.state.score             ||= 0
-  args.state.stars             ||= []
-  args.state.enemies           ||= []
-  args.state.bullets           ||= []
-  args.state.player_bullets    ||= []
-  args.state.max_stars           = 50
-  args.state.max_enemies         = 10
-  args.state.player.x          ||= 640
-  args.state.player.y          ||= 100
-  args.state.player.w          ||= 32
-  args.state.player.h          ||= 32
-
-  if args.state.tick_count == 0
-    args.state.stars.clear
-    args.state.max_stars.times do
-      s = new_star args
-      s[:created_at] += s[:duration].randomize(:ratio)
-      args.state.stars << s
-    end
-  end
-
-  if args.state.tick_count == 0
-    args.state.enemies.clear
-    args.state.max_enemies.times do
-      s = new_enemy args
-      s[:created_at] += s[:duration].randomize(:ratio)
-      args.state.enemies << s
-    end
-  end
-end
-
-def input args
-  if args.inputs.keyboard.left
-    args.state.player.x -= 5
-  elsif args.inputs.keyboard.right
-    args.state.player.x += 5
-  end
-
-  if args.inputs.keyboard.up
-    args.state.player.y += 5
-  elsif args.inputs.keyboard.down
-    args.state.player.y -= 5
-  end
-
-  if args.inputs.keyboard.key_down.space
-    args.state.player_bullets << new_player_bullet(args,
-                                                   args.state.player.x + args.state.player.w.half,
-                                                   args.state.player.y + args.state.player.h, 5)
-  end
-
-  args.state.player.y = args.state.player.y.greater(0).lesser(720 - args.state.player.w)
-  args.state.player.x = args.state.player.x.greater(0).lesser(1280 - args.state.player.h)
-end
-
-def completed? entity
-  (entity[:created_at] + entity[:duration]).elapsed_time > 0
-end
-
-def calc_stars args
-  if (stars_to_add = args.state.max_stars - args.state.stars.length) > 0
-    stars_to_add.times { args.state.stars << new_star(args) }
-  end
-  args.state.stars = args.state.stars.reject { |s| completed? s }
-end
-
-def move_enemies args
-  if (enemies_to_add = args.state.max_enemies - args.state.enemies.length) > 0
-    enemies_to_add.times { args.state.enemies << new_enemy(args) }
-  end
-
-  args.state.enemies = args.state.enemies.reject { |s| completed? s }
-end
-
-def move_bullets args
-  args.state.enemies.each do |e|
-    if args.state.tick_count.mod_zero?(e[:fire_rate])
-      args.state.bullets << new_bullet(args, e[:x] + e[:w].half, current_y(e), e[:distance_to_travel] / e[:duration])
-    end
-  end
-
-  args.state.bullets = args.state.bullets.reject { |s| completed? s }
-  args.state.player_bullets = args.state.player_bullets.reject { |s| completed? s }
-end
-
-def intersect? entity_one, entity_two
-  entity_one.merge(y: current_y(entity_one))
-            .intersect_rect? entity_two.merge(y: current_y(entity_two))
-end
-
-def kill args
-  bullets_hitting_enemies = []
-  dead_bullets = []
-  dead_enemies = []
-
-  args.state.player_bullets.each do |b|
-    args.state.enemies.each do |e|
-      if intersect? b, e
-        dead_bullets << b
-        dead_enemies << e
-      end
-    end
-  end
-
-  args.state.score += dead_enemies.length
-
-  args.state.player_bullets.reject! { |b| dead_bullets.include? b }
-  args.state.enemies.reject! { |e| dead_enemies.include? e }
-
-  dead = args.state.bullets.any? do |b|
-    [args.state.player.x,
-     args.state.player.y,
-     args.state.player.w,
-     args.state.player.h].intersect_rect? b.merge(y: current_y(b))
-  end
-  return unless dead
-  args.gtk.reset
-  defaults args
-end
-
-def calc args
-  calc_stars args
-  move_enemies args
-  move_bullets args
-  kill args
-end
-
-def current_y entity
-  entity[:starting_y] + (entity[:distance_to_travel] * entity[:created_at].ease(entity[:duration], :identity))
-end
-
-def render args
-  args.outputs.solids << args.state.stars.map do |s|
-    [s[:x],
-     current_y(s),
-     s[:w], s[:h], 0, s[:g], s[:b], s[:max_alpha] * s[:created_at].ease(20, :identity)]
-  end
-
-  args.outputs.borders << args.state.enemies.map do |s|
-    [s[:x],
-     current_y(s),
-     s[:w], s[:h], 255, 0, 0]
-  end
-
-  args.outputs.borders << args.state.bullets.map do |b|
-    [b[:x],
-     current_y(b),
-     b[:w], b[:h], 255, 0, 0]
-  end
-
-  args.outputs.borders << args.state.player_bullets.map do |b|
-    [b[:x],
-     current_y(b),
-     b[:w], b[:h], 255, 255, 255]
-  end
-
-  args.borders << [args.state.player.x,
-                   args.state.player.y,
-                   args.state.player.w,
-                   args.state.player.h, 255, 255, 255]
-end
-
-def tick args
-  defaults args
-  input args
-  calc args
-  render args
-end