Aim crop farmers at targets with pitch limit

mosfet/bot.py

@@ -57,26 +57,25 @@ PITCH_ANGLE_DIR = vector.Vector3D((0, 1, 0))
 YAW_ANGLE_DIR = vector.Vector3D((0, 0, -1))
 YAW_ANGLE_REF = vector.Vector3D((0, 1, 0))
 YAW_LOOK_AHEAD = 4
-FARMING_PITCH = 45.0
+PLAYER_EYE_HEIGHT = 1.62
+MAX_DOWNWARD_PITCH = 45.0
 
 
-def pitch_lock_for_job(job_state):
-    state = getattr(job_state, 'state', None) if job_state else None
-    return (FARMING_PITCH
-            if getattr(state, '__name__', None) in ('farm_crop', 'farm_wart')
-            else None)
+def look_direction_from_eye(position, target):
+    eye = vector.Point3D((position.x, position.y + PLAYER_EYE_HEIGHT,
+                          position.z))
+    return eye - target
 
 
-def update_pitch(g, look_at_d, fixed_pitch=None):
-    if fixed_pitch is not None:
-        target_pitch = fixed_pitch
-    elif look_at_d is None:
+def update_pitch(g, look_at_d):
+    if look_at_d is None:
         target_pitch = 0.0
     elif look_at_d.length() > 0.6:
         target_pitch = look_at_d.normalized().angleDeg(PITCH_ANGLE_DIR)
         target_pitch = (target_pitch - 90) * -1
     else:
         return
+    target_pitch = min(target_pitch, MAX_DOWNWARD_PITCH)
     g.pitch += utils.cap(target_pitch - g.pitch, 10)
 
 
@@ -239,12 +238,12 @@ def tick(global_state):
     else:
         look_at = None
 
-    pitch_lock = pitch_lock_for_job(g.get('job'))
     if look_at:
         look_at.x += 0.5
+        look_at.y += 0.5
         look_at.z += 0.5
         look_at_d = p - look_at
-        update_pitch(g, look_at_d, pitch_lock)
+        update_pitch(g, look_direction_from_eye(p, look_at))
 
         # remove vertical component for yaw calculation
         look_at_d.y = 0
@@ -255,7 +254,7 @@ def tick(global_state):
             target_yaw_d = (target_yaw_d + 180) % 360 - 180
             g.yaw += utils.cap(target_yaw_d, 30)
     else:
-        update_pitch(g, None, pitch_lock)
+        update_pitch(g, None)
 
     from minecraft.networking.modern import (
         ClientTickEnd, PlayerPositionRotation,