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#!/usr/bin/env python
'''
/**************************************************************************
*
* Copyright 2009 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
'''
import sys
from u_format_parse import *
def layout_map(layout):
return 'UTIL_FORMAT_LAYOUT_' + str(layout).upper()
def colorspace_map(colorspace):
return 'UTIL_FORMAT_COLORSPACE_' + str(colorspace).upper()
colorspace_channels_map = {
'rgb': ['r', 'g', 'b', 'a'],
'srgb': ['sr', 'sg', 'sb', 'a'],
'zs': ['z', 's'],
'yuv': ['y', 'u', 'v'],
}
type_map = {
VOID: "UTIL_FORMAT_TYPE_VOID",
UNSIGNED: "UTIL_FORMAT_TYPE_UNSIGNED",
SIGNED: "UTIL_FORMAT_TYPE_SIGNED",
FIXED: "UTIL_FORMAT_TYPE_FIXED",
FLOAT: "UTIL_FORMAT_TYPE_FLOAT",
}
def bool_map(value):
if value:
return "TRUE"
else:
return "FALSE"
swizzle_map = {
SWIZZLE_X: "UTIL_FORMAT_SWIZZLE_X",
SWIZZLE_Y: "UTIL_FORMAT_SWIZZLE_Y",
SWIZZLE_Z: "UTIL_FORMAT_SWIZZLE_Z",
SWIZZLE_W: "UTIL_FORMAT_SWIZZLE_W",
SWIZZLE_0: "UTIL_FORMAT_SWIZZLE_0",
SWIZZLE_1: "UTIL_FORMAT_SWIZZLE_1",
SWIZZLE_NONE: "UTIL_FORMAT_SWIZZLE_NONE",
}
def write_format_table(formats):
print '/* This file is autogenerated by u_format_table.py from u_format.csv. Do not edit directly. */'
print
# This will print the copyright message on the top of this file
print __doc__.strip()
print
print '#include "u_format.h"'
print
print 'const struct util_format_description'
print 'util_format_none_description = {'
print " PIPE_FORMAT_NONE,"
print " \"PIPE_FORMAT_NONE\","
print " \"none\","
print " {0, 0, 0},"
print " 0,"
print " 0,"
print " 0,"
print " 0,"
print " 0,"
print " {{0, 0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0}},"
print " {0, 0, 0, 0},"
print " 0"
print "};"
print
for format in formats:
print 'const struct util_format_description'
print 'util_format_%s_description = {' % (format.short_name(),)
print " %s," % (format.name,)
print " \"%s\"," % (format.name,)
print " \"%s\"," % (format.short_name(),)
print " {%u, %u, %u},\t/* block */" % (format.block_width, format.block_height, format.block_size())
print " %s," % (layout_map(format.layout),)
print " %u,\t/* nr_channels */" % (format.nr_channels(),)
print " %s,\t/* is_array */" % (bool_map(format.is_array()),)
print " %s,\t/* is_bitmask */" % (bool_map(format.is_bitmask()),)
print " %s,\t/* is_mixed */" % (bool_map(format.is_mixed()),)
print " {"
for i in range(4):
channel = format.channels[i]
if i < 3:
sep = ","
else:
sep = ""
if channel.size:
print " {%s, %s, %u}%s\t/* %s = %s */" % (type_map[channel.type], bool_map(channel.norm), channel.size, sep, "xyzw"[i], channel.name)
else:
print " {0, 0, 0}%s" % (sep,)
print " },"
print " {"
for i in range(4):
swizzle = format.swizzles[i]
if i < 3:
sep = ","
else:
sep = ""
try:
comment = colorspace_channels_map[format.colorspace][i]
except (KeyError, IndexError):
comment = 'ignored'
print " %s%s\t/* %s */" % (swizzle_map[swizzle], sep, comment)
print " },"
print " %s," % (colorspace_map(format.colorspace),)
print "};"
print
print "const struct util_format_description *"
print "util_format_description(enum pipe_format format)"
print "{"
print " if (format >= PIPE_FORMAT_COUNT) {"
print " return NULL;"
print " }"
print
print " switch (format) {"
print " case PIPE_FORMAT_NONE:"
print " return &util_format_none_description;"
for format in formats:
print " case %s:" % format.name
print " return &util_format_%s_description;" % (format.short_name(),)
print " default:"
print " assert(0);"
print " return NULL;"
print " }"
print "}"
print
def main():
formats = []
for arg in sys.argv[1:]:
formats.extend(parse(arg))
write_format_table(formats)
if __name__ == '__main__':
main()
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