LJ/clitools/generators/drawingTests/angleOptimization.py

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#!/usr/bin/python3
# -*- coding: utf-8 -*-
# -*- mode: Python -*-
'''
This generator print different angle form 0 to 180 degres
v0.1.0
LICENCE : CC
by lapin (aka nipal)
'''
from __future__ import print_function
import time
import argparse
import sys
import math
name="generator::endingPoint"
def debug(*args, **kwargs):
if( verbose == False ):
return
print(*args, file=sys.stderr, **kwargs)
argsparser = argparse.ArgumentParser(description="dummy generator")
argsparser.add_argument("-f","--fps",help="Frame Per Second",default=30,type=int)
argsparser.add_argument("-s","--speed",help="point per frame progress",default=3,type=int)
argsparser.add_argument("-v","--verbose",action="store_true",help="Verbose output")
args = argsparser.parse_args()
fps=args.fps
verbose=args.verbose
optimal_looptime = 1 / fps
debug(name+" optimal looptime "+str(optimal_looptime))
width = 800
height = 800
white = 0xFFFFFF
blank = 0
radius = 100
offset_circles = 10
beg_angle = 0
end_angle = 90
offset_angle = 10
angles_lines = []
shape = []
def set_angles_lines():
margin = radius + offset_circles
spacing_betwen = 2 * radius + offset_circles
circles_per_line = math.floor((width - margin) / spacing_betwen)
for ang in range(beg_angle, end_angle + offset_angle, offset_angle):
nb = int(ang / offset_angle)
cx = margin + (nb % circles_per_line) * spacing_betwen
cy = margin + int(nb / circles_per_line) * spacing_betwen
px = radius * math.cos(math.radians(ang))
py = radius * math.sin(math.radians(ang))
# line up
angles_lines.append([-px + cx, py + cy, blank])
angles_lines.append([-px + cx, py + cy, white])
angles_lines.append([ cx, 2 + cy, white])
angles_lines.append([ px + cx, py + cy, white])
#angles_lines.append([ px + cx, py + cy, blank])
# line down
angles_lines.append([-px + cx, -py + cy, blank])
angles_lines.append([-px + cx, -py + cy, white])
angles_lines.append([ cx, -2 + cy, white])
angles_lines.append([ px + cx, -py + cy, white])
#angles_lines.append([ px + cx, -py + cy, blank])
set_angles_lines()
shape = angles_lines
# print(angles_lines)
while True:
start = time.time()
print(shape, flush=True);
looptime = time.time() - start
if( looptime < optimal_looptime ):
time.sleep( optimal_looptime - looptime)
debug(name+" micro sleep:"+str( optimal_looptime - looptime))