mirror of https://github.com/ArduPilot/ardupilot
116 lines
3.2 KiB
Python
116 lines
3.2 KiB
Python
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#!/usr/bin/env python
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'''
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convert fixed wing PIDs in a parameter file from old system to ACPID system
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'''
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import os
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import re
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found_line = False
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changed_param = False
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def process_file(fname):
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global found_line
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global changed_param
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found_line = False
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changed_param = False
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print("Processing %s" % fname)
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lines = open(fname).readlines()
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for i in range(len(lines)):
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lines[i] = lines[i].rstrip()
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while lines[len(lines)-1].strip() == "":
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lines = lines[:-1]
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def find_line(pname):
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global found_line
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for i in range(len(lines)):
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if lines[i].startswith(pname) and not lines[i][len(pname)].isalpha():
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found_line = True
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return i
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return None
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def find_param(pname, dvalue):
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i = find_line(pname)
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if i is None:
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return dvalue
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s = lines[i].replace(","," ")
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a = s.split()
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return float(a[1])
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def set_param(pname, value, old_name):
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global changed_param
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i = find_line(pname)
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if i is None:
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i = find_line(old_name)
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if i is None:
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changed_param = True
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lines.append("%s %f" % (pname, value))
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return
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# maintain separator if possible
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sep = " "
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m = re.match("[A-Z_0-9]+([\s,]+)[0-9.-]+", lines[i])
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if m is not None:
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sep = m.group(1)
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changed_param = True
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lines[i] = "%s%s%f" % (pname, sep, value)
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print("Converting pitch")
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FF = find_param("PTCH2SRV_FF", 0)
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P = find_param("PTCH2SRV_P", 1.0)
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I = find_param("PTCH2SRV_I", 0.3)
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D = find_param("PTCH2SRV_D", 0.04)
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IMAX = find_param("PTCH2SRV_IMAX", 3000)
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TCONST = find_param("PTCH2SRV_TCONST", 0.5)
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if FF <= 0:
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I = max(I,0.3)
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kp_ff = max((P - I * TCONST) * TCONST - D, 0)
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if found_line:
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set_param("PTCH_RATE_FF", FF + kp_ff, "PTCH2SRV_FF")
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set_param("PTCH_RATE_P", D, "PTCH2SRV_P")
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set_param("PTCH_RATE_I", I * TCONST, "PTCH2SRV_I")
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set_param("PTCH_RATE_D", 0, "PTCH2SRV_D")
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set_param("PTCH_RATE_IMAX", IMAX/4500.0, "PTCH2SRV_IMAX")
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found_line = False
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print("Converting roll")
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FF = find_param("RLL2SRV_FF", 0)
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P = find_param("RLL2SRV_P", 1.0)
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I = find_param("RLL2SRV_I", 0.3)
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D = find_param("RLL2SRV_D", 0.08)
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IMAX = find_param("RLL2SRV_IMAX", 3000)
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TCONST = find_param("RLL2SRV_TCONST", 0.5)
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kp_ff = max((P - I * TCONST) * TCONST - D, 0)
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if found_line:
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set_param("RLL_RATE_FF", FF + kp_ff, "RLL2SRV_FF")
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set_param("RLL_RATE_P", D, "RLL2SRV_P")
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set_param("RLL_RATE_I", I * TCONST, "RLL2SRV_I")
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set_param("RLL_RATE_D", 0, "RLL2SRV_D")
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set_param("RLL_RATE_IMAX", IMAX/4500.0, "RLL2SRV_IMAX")
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if not changed_param:
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print("No fixed wing PID params")
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return
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print("Writing")
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tfile = fname + ".tmp"
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f = open(tfile,"w")
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for i in range(len(lines)):
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f.write("%s\n" % lines[i])
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f.close()
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os.rename(tfile, fname)
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import argparse
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parser = argparse.ArgumentParser(description='convert plane PIDs from old to new system')
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parser.add_argument('param_file', nargs='+')
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args = parser.parse_args()
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for f in args.param_file:
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process_file(f)
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