working movement and animation

1 files changed, 155 insertions, 0 deletions

diff --git a/src/logic.rb b/src/logic.rb
new file mode 100644
index 0000000..f582f23
--- /dev/null
+++ b/src/logic.rb
@@ -0,0 +1,155 @@
+FECS::Cmp.new('Player')
+FECS::Cmp.new('Velocity', x: 0, y: 0)
+FECS::Cmp.new('Position', x: 0, y: 0)
+FECS::Cmp.new('Movement', deceleration: 3, acceleration: 8, max_speed: 15)
+FECS::Cmp.new('Sprite',
+              :texture,
+              :origin,
+              :source_rect,
+              :dest_rect,
+              :rotation,
+              :tint)
+FECS::Cmp.new('SpriteSheet',
+              :origin,
+              :tileset,
+              :dest_rect,
+              :rotation,
+              :tint)
+FECS::Cmp.new('Hp', value: 0)
+
+lancelot = Tileset.new(texture: Rl::Texture.new('./assets/lancelot_.png'))
+
+8.times do |x|
+  lancelot.frames.push Rl::Rectangle.new((24 * x), 0, 24, 24)
+end
+
+
+@player = FECS::Ent.new(
+  FECS::Cmp::Player.new,
+  FECS::Cmp::Position.new,
+  FECS::Cmp::Velocity.new,
+  #FECS::Cmp::Sprite.new(
+  #  texture: Rl::Texture.new('./assets/lancelot_.png'),
+  #  source_rect: Rl::Rectangle.new(0,0,24,24),
+  #  dest_rect: Rl::Rectangle.new(0,0,48,48),
+  #  origin: Rl::Vector2.new(0,0),
+  #  tint: Rl::Color.new(255,255,255,255),
+  #  rotation: 0
+  #),
+  FECS::Cmp::SpriteSheet.new(
+    tileset: lancelot,
+    dest_rect: Rl::Rectangle.new(0,0,48,48),
+    origin: Rl::Vector2.new(0,0),
+    tint: Rl::Color.new(255,255,255,255),
+    rotation: 0
+  ),
+  FECS::Cmp::Movement.new(
+    deceleration: 2.25,
+    acceleration: 3,
+    max_speed: 300,
+  ),
+)
+
+
+
+FECS::Stg.add(FECS::Scn.new('Play'))
+
+FECS::Scn::Play.add(
+  FECS::Sys.new('PlayerInput') do
+    ent = FECS::Cmp::Player.first.entity
+    velocity_cmp = ent.component[FECS::Cmp::Velocity]
+    #velocity_cmp.x = 0
+    #velocity_cmp.y = 0
+    movement_cmp = ent.component[FECS::Cmp::Movement]
+    if Rl.key_down? 87 # UP W
+      velocity_cmp.y += movement_cmp.acceleration 
+      velocity_cmp.y = [velocity_cmp.y,
+                        (movement_cmp.max_speed + movement_cmp.deceleration)].min
+    end
+    if Rl.key_down? 83 # DOWN S
+      velocity_cmp.y -= movement_cmp.acceleration 
+      velocity_cmp.y = [velocity_cmp.y,
+                        (-movement_cmp.max_speed - movement_cmp.deceleration)].max
+    end
+    if Rl.key_down? 65 # LEFT A
+      velocity_cmp.x += movement_cmp.acceleration 
+      velocity_cmp.x = [velocity_cmp.x,
+                        (movement_cmp.max_speed + movement_cmp.deceleration)].min
+    end
+    if Rl.key_down? 68 # RIGHT D
+      velocity_cmp.x -= movement_cmp.acceleration 
+      velocity_cmp.x = [velocity_cmp.x,
+                        (-movement_cmp.max_speed - movement_cmp.deceleration)].max
+    end
+    if velocity_cmp.x > (movement_cmp.deceleration)
+      velocity_cmp.x -= movement_cmp.deceleration 
+    elsif velocity_cmp.x <  (-movement_cmp.deceleration)
+      velocity_cmp.x += movement_cmp.deceleration 
+    else
+      velocity_cmp.x = 0
+    end
+    if velocity_cmp.y > (movement_cmp.deceleration)
+      velocity_cmp.y -= movement_cmp.deceleration 
+    elsif velocity_cmp.y <  (-movement_cmp.deceleration)
+      velocity_cmp.y += movement_cmp.deceleration 
+    else
+      velocity_cmp.y = 0
+    end
+  end,
+  FECS::Sys.new('Movement') do
+    FECS::Cmp::Velocity.each do |velocity_cmp|
+      ent = velocity_cmp.entity
+      position_component = ent.component[FECS::Cmp::Position]
+      movement_cmp = ent.component[FECS::Cmp::Movement]
+
+      position_component.x += velocity_cmp.x * Rl.frame_time
+      position_component.y += velocity_cmp.y * Rl.frame_time
+    end
+  end,
+  FECS::Sys.new('ApplyPositionToSprite') do
+    FECS::Cmp::Position.each do |position_cmp|
+      sprite = position_cmp.entity.component[FECS::Cmp::SpriteSheet]
+      sprite.tileset.step(4 * Rl.frame_time)
+      if sprite
+        sprite.origin.x = position_cmp.x
+        sprite.origin.y = position_cmp.y
+      end
+    end
+  end,
+  FECS::Sys.new('ShowSpeed') do
+    player = FECS::Cmp::Player.first.entity
+    player_accel = player.component[FECS::Cmp::Velocity].x
+    movement = player.component[FECS::Cmp::Movement]
+    frame = player.component[FECS::Cmp::SpriteSheet].tileset.frame
+    max_speed = (movement.max_speed)
+
+    Rl.draw_text(text: "x vel: #{"%.1f" % player_accel}", x: 500, y: 0, font_size: 30, color: BLACK)
+    Rl.draw_text(text: "x max: #{"%.1f" % max_speed}", x: 500, y: 30, font_size: 30, color: BLACK)
+    Rl.draw_text(text: "animation frame: #{"%.2f" % frame}", x: 500, y: 60, font_size: 30, color: BLACK)
+  end,
+  FECS::Sys.new('Render') do
+    #FECS::Cmp::SpriteSheet.each do |sprite_cmp|
+    #  Rl.draw_texture_pro(texture: sprite_cmp.texture,
+    #                      origin: sprite_cmp.origin,
+    #                      source_rect: sprite_cmp.source_rect,
+    #                      dest_rect: sprite_cmp.dest_rect,
+    #                      tint: sprite_cmp.tint,
+    #                      rotation: sprite_cmp.rotation)
+    #end
+    FECS::Cmp::SpriteSheet.each do |sprite_cmp|
+      Rl.draw_texture_pro(texture: sprite_cmp.tileset.texture,
+                          origin: sprite_cmp.origin,
+                          source_rect: sprite_cmp.tileset.rect,
+                          dest_rect: sprite_cmp.dest_rect,
+                          tint: sprite_cmp.tint,
+                          rotation: sprite_cmp.rotation)
+    end
+  end,
+)
+
+FelECS::Order.sort(
+  FECS::Sys::PlayerInput,
+  FECS::Sys::Movement,
+  FECS::Sys::ApplyPositionToSprite,
+  FECS::Sys::Render,
+)