From 47f37d5fec38945d707ea27314087bdb5a9fb7a4 Mon Sep 17 00:00:00 2001
From: Dean Lee <deanlee3@gmail.com>
Date: Fri, 7 Mar 2025 02:14:53 +0800
Subject: [PATCH] remove numpy_fast.py (#34796)

---
 common/numpy_fast.py | 19 -------------------
 tools/replay/ui.py   |  5 ++---
 2 files changed, 2 insertions(+), 22 deletions(-)
 delete mode 100644 common/numpy_fast.py

diff --git a/common/numpy_fast.py b/common/numpy_fast.py
deleted file mode 100644
index 878c0005c8..0000000000
--- a/common/numpy_fast.py
+++ /dev/null
@@ -1,19 +0,0 @@
-def clip(x, lo, hi):
-  return max(lo, min(hi, x))
-
-def interp(x, xp, fp):
-  N = len(xp)
-
-  def get_interp(xv):
-    hi = 0
-    while hi < N and xv > xp[hi]:
-      hi += 1
-    low = hi - 1
-    return fp[-1] if hi == N and xv > xp[low] else (
-      fp[0] if hi == 0 else
-      (xv - xp[low]) * (fp[hi] - fp[low]) / (xp[hi] - xp[low]) + fp[low])
-
-  return [get_interp(v) for v in x] if hasattr(x, '__iter__') else get_interp(x)
-
-def mean(x):
-  return sum(x) / len(x)
diff --git a/tools/replay/ui.py b/tools/replay/ui.py
index 34e22ec595..6e40579902 100755
--- a/tools/replay/ui.py
+++ b/tools/replay/ui.py
@@ -8,7 +8,6 @@ import numpy as np
 import pygame
 
 import cereal.messaging as messaging
-from openpilot.common.numpy_fast import clip
 from openpilot.common.basedir import BASEDIR
 from openpilot.common.transformations.camera import DEVICE_CAMERAS
 from openpilot.tools.replay.lib.ui_helpers import (UP,
@@ -152,11 +151,11 @@ def ui_thread(addr):
     plot_arr[-1, name_to_arr_idx['angle_steers_k']] = angle_steers_k
     plot_arr[-1, name_to_arr_idx['gas']] = sm['carState'].gas
     # TODO gas is deprecated
-    plot_arr[-1, name_to_arr_idx['computer_gas']] = clip(sm['carControl'].actuators.accel/4.0, 0.0, 1.0)
+    plot_arr[-1, name_to_arr_idx['computer_gas']] = np.clip(sm['carControl'].actuators.accel/4.0, 0.0, 1.0)
     plot_arr[-1, name_to_arr_idx['user_brake']] = sm['carState'].brake
     plot_arr[-1, name_to_arr_idx['steer_torque']] = sm['carControl'].actuators.torque * ANGLE_SCALE
     # TODO brake is deprecated
-    plot_arr[-1, name_to_arr_idx['computer_brake']] = clip(-sm['carControl'].actuators.accel/4.0, 0.0, 1.0)
+    plot_arr[-1, name_to_arr_idx['computer_brake']] = np.clip(-sm['carControl'].actuators.accel/4.0, 0.0, 1.0)
     plot_arr[-1, name_to_arr_idx['v_ego']] = sm['carState'].vEgo
     plot_arr[-1, name_to_arr_idx['v_cruise']] = sm['carState'].cruiseState.speed
     plot_arr[-1, name_to_arr_idx['a_ego']] = sm['carState'].aEgo