Subversion Repositories Kolibri OS

#!/usr/bin/env python

CopyRight = '''

/**************************************************************************

 *

 * Copyright 2010 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 *

import u_format_pack

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 CopyRight.strip()

    print

    print '#include "u_format.h"'

    print '#include "u_format_s3tc.h"'

    print '#include "u_format_rgtc.h"'

    print '#include "u_format_latc.h"'

    print '#include "u_format_etc.h"'

    print

    u_format_pack.generate(formats)

    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, %s, %u, %u}%s\t/* %s = %s */" % (type_map[channel.type], bool_map(channel.norm), bool_map(channel.pure), channel.size, channel.shift, sep, "xyzw"[i], channel.name)

            else:

                print "      {0, 0, 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),)

        if format.colorspace != ZS and format.channels[0].pure == False:

            print "   &util_format_%s_unpack_rgba_8unorm," % format.short_name()

            print "   &util_format_%s_pack_rgba_8unorm," % format.short_name()

            if format.layout == 's3tc' or format.layout == 'rgtc':

                print "   &util_format_%s_fetch_rgba_8unorm," % format.short_name()

            else:

                print "   NULL, /* fetch_rgba_8unorm */"

            print "   &util_format_%s_unpack_rgba_float," % format.short_name()

            print "   &util_format_%s_pack_rgba_float," % format.short_name()

            print "   &util_format_%s_fetch_rgba_float," % format.short_name()

        else:

            print "   NULL, /* unpack_rgba_8unorm */"

            print "   NULL, /* pack_rgba_8unorm */"

            print "   NULL, /* fetch_rgba_8unorm */"

            print "   NULL, /* unpack_rgba_float */"

            print "   NULL, /* pack_rgba_float */"

            print "   NULL, /* fetch_rgba_float */"

        if format.colorspace == ZS and format.swizzles[0] != SWIZZLE_NONE:

            print "   &util_format_%s_unpack_z_32unorm," % format.short_name()

            print "   &util_format_%s_pack_z_32unorm," % format.short_name()

            print "   &util_format_%s_unpack_z_float," % format.short_name()

            print "   &util_format_%s_pack_z_float," % format.short_name()

        else:

            print "   NULL, /* unpack_z_32unorm */"

            print "   NULL, /* pack_z_32unorm */"

            print "   NULL, /* unpack_z_float */"

            print "   NULL, /* pack_z_float */"

        if format.colorspace == ZS and format.swizzles[1] != SWIZZLE_NONE:

            print "   &util_format_%s_unpack_s_8uint," % format.short_name()

            print "   &util_format_%s_pack_s_8uint," % format.short_name()

        else:

            print "   NULL, /* unpack_s_8uint */"

            print "   NULL, /* pack_s_8uint */"

        if format.colorspace != ZS and format.channels[0].pure == True and format.channels[0].type == UNSIGNED:

            print "   &util_format_%s_unpack_unsigned, /* unpack_rgba_uint */" % format.short_name()

            print "   &util_format_%s_pack_unsigned, /* pack_rgba_uint */" % format.short_name()

            print "   &util_format_%s_unpack_signed, /* unpack_rgba_sint */" % format.short_name()

            print "   &util_format_%s_pack_signed,  /* pack_rgba_sint */" % format.short_name()

            print "   &util_format_%s_fetch_unsigned,  /* fetch_rgba_uint */" % format.short_name()

            print "   NULL  /* fetch_rgba_sint */"

        elif format.colorspace != ZS and format.channels[0].pure == True and format.channels[0].type == SIGNED:

            print "   &util_format_%s_unpack_unsigned, /* unpack_rgba_uint */" % format.short_name()

            print "   &util_format_%s_pack_unsigned, /* pack_rgba_uint */" % format.short_name()

            print "   &util_format_%s_unpack_signed, /* unpack_rgba_sint */" % format.short_name()

            print "   &util_format_%s_pack_signed,  /* pack_rgba_sint */" % format.short_name()

            print "   NULL,  /* fetch_rgba_uint */"

            print "   &util_format_%s_fetch_signed  /* fetch_rgba_sint */" % format.short_name()

        else:

            print "   NULL, /* unpack_rgba_uint */"

            print "   NULL, /* pack_rgba_uint */"

            print "   NULL, /* unpack_rgba_sint */"

            print "   NULL, /* pack_rgba_sint */"

            print "   NULL, /* fetch_rgba_uint */"

            print "   NULL  /* fetch_rgba_sint */"

        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) {"

    for format in formats:

        print "   case %s:" % format.name

        print "      return &util_format_%s_description;" % (format.short_name(),)

    print "   default:"

    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()