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# Copyright (C) 2016 Red Hat Inc.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
# 02111-1307, USA.
import os
import sys
common_resolutions = [
# 4:3
(800, 600),
(1024, 768),
(1152, 864),
(1280, 960),
(1400, 1050),
(1440, 1080),
(1600, 1200),
(1920, 1440),
(2048, 1536),
# 16:10
(1280, 800),
(1440, 900),
(1680, 1050),
(1920, 1200),
(2560, 1600),
# 16:9
(1280, 720),
(1366, 768),
(1600, 900),
(1920, 1080),
(2048, 1152),
(2560, 1440),
(2880, 1620),
(3200, 1800),
(3840, 2160),
(4096, 2304),
(5120, 2880),
]
output_lines = [
"/* Generated by gen-default-modes.py */\n",
"const drmModeModeInfo meta_default_drm_mode_infos[] = {",
]
def sync_flags(hsync, vsync):
flags = "DRM_MODE_FLAG_"
flags += "NHSYNC" if hsync[0] is '-' else "PHSYNC"
flags += " | DRM_MODE_FLAG_"
flags += "NVSYNC" if vsync[0] is '-' else "PVSYNC"
return flags
def drm_mode_info_from_modeline(line):
sline = line.split()
return "{ %d, %d, %d, %d, %d, 0, %d, %d, %d, %d, 0, 0, %s, DRM_MODE_TYPE_DEFAULT, %s }," % \
(int(float(sline[2]) * 1000),
int(sline[3]),
int(sline[4]),
int(sline[5]),
int(sline[6]),
int(sline[7]),
int(sline[8]),
int(sline[9]),
int(sline[10]),
sync_flags(sline[11], sline[12]),
sline[1])
for resolution in common_resolutions:
cvt = os.popen("%s %s %s" % ('cvt', resolution[0], resolution[1]))
cvt.readline() # discard comment line
line = cvt.readline()
output_lines.append(drm_mode_info_from_modeline(line))
cvt.close()
output_lines.append("};")
for line in output_lines:
sys.stdout.write(line + "\n")
sys.stdout.flush()
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