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CopyRight = '''
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/**************************************************************************
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*
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* Copyright 2010 VMware, Inc.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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'''
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import sys
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from vk_format_parse import *
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def layout_map(layout):
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return 'VK_FORMAT_LAYOUT_' + str(layout).upper()
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def colorspace_map(colorspace):
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return 'VK_FORMAT_COLORSPACE_' + str(colorspace).upper()
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colorspace_channels_map = {
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'rgb': ['r', 'g', 'b', 'a'],
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'srgb': ['sr', 'sg', 'sb', 'a'],
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'zs': ['z', 's'],
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'yuv': ['y', 'u', 'v'],
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}
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type_map = {
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VOID: "VK_FORMAT_TYPE_VOID",
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UNSIGNED: "VK_FORMAT_TYPE_UNSIGNED",
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SIGNED: "VK_FORMAT_TYPE_SIGNED",
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FIXED: "VK_FORMAT_TYPE_FIXED",
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FLOAT: "VK_FORMAT_TYPE_FLOAT",
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}
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def bool_map(value):
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if value:
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return "true"
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else:
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return "false"
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swizzle_map = {
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SWIZZLE_X: "VK_SWIZZLE_X",
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SWIZZLE_Y: "VK_SWIZZLE_Y",
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SWIZZLE_Z: "VK_SWIZZLE_Z",
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SWIZZLE_W: "VK_SWIZZLE_W",
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SWIZZLE_0: "VK_SWIZZLE_0",
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SWIZZLE_1: "VK_SWIZZLE_1",
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SWIZZLE_NONE: "VK_SWIZZLE_NONE",
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}
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def print_channels(format, func):
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if format.nr_channels() <= 1:
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func(format.le_channels, format.le_swizzles)
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else:
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print '#ifdef PIPE_ARCH_BIG_ENDIAN'
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func(format.be_channels, format.be_swizzles)
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print '#else'
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func(format.le_channels, format.le_swizzles)
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print '#endif'
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def write_format_table(formats):
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print '/* This file is autogenerated by u_format_table.py from u_format.csv. Do not edit directly. */'
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print
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# This will print the copyright message on the top of this file
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print CopyRight.strip()
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print
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print '#include "stdbool.h"'
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print '#include "vk_format.h"'
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print
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def do_channel_array(channels, swizzles):
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print " {"
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for i in range(4):
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channel = channels[i]
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if i < 3:
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sep = ","
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else:
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sep = ""
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if channel.size:
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print " {%s, %s, %s, %s, %u, %u}%s\t/* %s = %s */" % (type_map[channel.type], bool_map(channel.norm), bool_map(channel.pure), bool_map(channel.scaled), channel.size, channel.shift, sep, "xyzw"[i], channel.name)
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else:
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print " {0, 0, 0, 0, 0}%s" % (sep,)
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print " },"
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def do_swizzle_array(channels, swizzles):
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print " {"
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for i in range(4):
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swizzle = swizzles[i]
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if i < 3:
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sep = ","
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else:
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sep = ""
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try:
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comment = colorspace_channels_map[format.colorspace][i]
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except (KeyError, IndexError):
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comment = 'ignored'
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print " %s%s\t/* %s */" % (swizzle_map[swizzle], sep, comment)
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print " },"
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for format in formats:
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print 'const struct vk_format_description'
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print 'vk_format_%s_description = {' % (format.short_name(),)
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print " %s," % (format.name,)
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print " \"%s\"," % (format.name,)
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print " \"%s\"," % (format.short_name(),)
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print " {%u, %u, %u},\t/* block */" % (format.block_width, format.block_height, format.block_size())
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print " %s," % (layout_map(format.layout),)
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print " %u,\t/* nr_channels */" % (format.nr_channels(),)
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print " %s,\t/* is_array */" % (bool_map(format.is_array()),)
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print " %s,\t/* is_bitmask */" % (bool_map(format.is_bitmask()),)
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print " %s,\t/* is_mixed */" % (bool_map(format.is_mixed()),)
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print_channels(format, do_channel_array)
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print_channels(format, do_swizzle_array)
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print " %s," % (colorspace_map(format.colorspace),)
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print "};"
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print
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print "const struct vk_format_description *"
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print "vk_format_description(VkFormat format)"
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print "{"
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print " if (format > VK_FORMAT_END_RANGE) {"
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print " return NULL;"
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print " }"
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print
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print " switch (format) {"
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for format in formats:
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print " case %s:" % format.name
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print " return &vk_format_%s_description;" % (format.short_name(),)
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print " default:"
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print " return NULL;"
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print " }"
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print "}"
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print
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def main():
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formats = []
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for arg in sys.argv[1:]:
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formats.extend(parse(arg))
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write_format_table(formats)
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if __name__ == '__main__':
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main()
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