lock camera to player

2 files changed, 22 insertions, 0 deletions

diff --git a/app/systems/move_camera.rb b/app/systems/move_camera.rb
new file mode 100644
index 0000000..c96cbc4
--- /dev/null
+++ b/app/systems/move_camera.rb
@@ -0,0 +1,21 @@
+FF::Scn::Camera.add(
+  FF::Sys.new('MoveCamera', priority: 100) do
+    camera = FF::Cmp::SingletonCamera[0]
+    player_boid = FF::Cmp::SingletonPlayer[0].entities[0].components[FF::Cmp::Boid][0]
+    camera.x = player_boid.x
+    camera.y = player_boid.y
+    #mouse = $gtk.args.inputs.mouse
+    #camera_pos = [0,0]
+    #
+    #angle = camera.angle * (Math::PI / 180)
+    #half_width = $gtk.args.grid.w * 0.5
+    #half_height = $gtk.args.grid.h * 0.5
+    #camera_pos[0] = (((((mouse.x - half_width) / camera.zoom) * Math.cos(-angle)) - (((mouse.y - half_height) / camera.zoom) * Math.sin(-angle)) + camera.x)-player_boid.x)/2
+    #camera_pos[1] = (((((mouse.x - half_width) / camera.zoom) * Math.sin(-angle)) + (((mouse.y - half_height) / camera.zoom) * Math.cos(-angle)) + camera.y)-player_boid.y)/2
+
+    #camera.x = camera_pos[0]
+    #camera.y = camera_pos[1]
+    puts camera.x
+    puts camera.y
+  end
+)
diff --git a/app/systems/start_game.rb b/app/systems/start_game.rb
index 42a3916..da415ec 100644
--- a/app/systems/start_game.rb
+++ b/app/systems/start_game.rb
@@ -40,6 +40,7 @@ FF::Sys.new('StartGame', priority: 50 ) do
 
   FF::Stg.add(
     FF::Scn::BoidRules,
+    FF::Scn::Camera,
     FF::Scn::Debug,
   )