made Sky parent to camera and set world_rotation to 0 instead of sett…

…ing the position every frame, to avoid the one frame delay when moving the camera. moving the camera too fast could result in the sky dome clipping through the far clip plane. also improved how the scale is determined.

ursina/prefabs/sky.py

@@ -4,19 +4,29 @@ class Sky(Entity):
 
     def __init__(self, **kwargs):
         from ursina.shaders import unlit_shader
-        super().__init__(parent=render, name='sky', model='sky_dome', texture='sky_default', scale=9900, shader=unlit_shader)
+        super().__init__(parent=camera, name='sky', model='sky_dome', texture='sky_default', scale=9900, shader=unlit_shader)
 
         for key, value in kwargs.items():
             setattr(self, key, value)
 
 
     def update(self):
-        self.world_position = camera.world_position
-        self.scale = camera.clip_plane_far / 2
+        self.world_rotation = Vec3(0,0,0)
+        self.scale = camera.clip_plane_far * .95
 
 if __name__  == '__main__':
     app = Ursina()
     Sky(texture='sky_sunset')
     camera.fov = 90
     EditorCamera()
+
+    # test
+    def input(key):
+        if key == '-':
+            camera.clip_plane_far -= 100 +  (held_keys['control']*10)
+            print(camera.clip_plane_far)
+        elif key == '+':
+            camera.clip_plane_far += 100 + (held_keys['control']*10)
+            print(camera.clip_plane_far)
+
     app.run()

ursina/shaders/screenspace_shaders/fxaa.py

@@ -108,6 +108,7 @@
     # Button(scale=.25, model='circle')
     camera.shader = fxaa_shader
     camera.clip_plane_far=100
+    Sky()
 
     def input(key):
         if key == 'space':