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utils.py
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utils.py
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import time
import colorsys
import math
import numpy as np
import random
class Timer(object):
def __init__(self):
self.step = 0
self._lap_step = 0
self._lap_time = time.time()
def tick(self):
self.step += 1
def lap(self):
self._lap_step = self.step
self._lap_time = time.time()
def ticks_per_second(self):
return float(self.step - self._lap_step) / self.elapsed_seconds_since_lap()
def elapsed_seconds_since_lap(self):
return time.time() - self._lap_time
def rand_color(seed):
"""Return random color based on a seed"""
random.seed(seed)
col = colorsys.hls_to_rgb(random.random(), random.uniform(.2, .8), 1.0)
return (int(col[0]*255), int(col[1]*255), int(col[2]*255))
def vector3d_to_array(vec3d):
return np.array([vec3d.x, vec3d.y, vec3d.z])
def degrees_to_radians(degrees):
return degrees * math.pi / 180