1#!/usr/bin/env python 2 3CopyRight = ''' 4/************************************************************************** 5 * 6 * Copyright 2010 VMware, Inc. 7 * All Rights Reserved. 8 * 9 * Permission is hereby granted, free of charge, to any person obtaining a 10 * copy of this software and associated documentation files (the 11 * "Software"), to deal in the Software without restriction, including 12 * without limitation the rights to use, copy, modify, merge, publish, 13 * distribute, sub license, and/or sell copies of the Software, and to 14 * permit persons to whom the Software is furnished to do so, subject to 15 * the following conditions: 16 * 17 * The above copyright notice and this permission notice (including the 18 * next paragraph) shall be included in all copies or substantial portions 19 * of the Software. 20 * 21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 22 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 23 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 24 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR 25 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 26 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 27 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 28 * 29 **************************************************************************/ 30''' 31 32 33import sys 34 35from u_format_parse import * 36import u_format_pack 37 38 39def layout_map(layout): 40 return 'UTIL_FORMAT_LAYOUT_' + str(layout).upper() 41 42 43def colorspace_map(colorspace): 44 return 'UTIL_FORMAT_COLORSPACE_' + str(colorspace).upper() 45 46 47colorspace_channels_map = { 48 'rgb': ['r', 'g', 'b', 'a'], 49 'srgb': ['sr', 'sg', 'sb', 'a'], 50 'zs': ['z', 's'], 51 'yuv': ['y', 'u', 'v'], 52} 53 54 55type_map = { 56 VOID: "UTIL_FORMAT_TYPE_VOID", 57 UNSIGNED: "UTIL_FORMAT_TYPE_UNSIGNED", 58 SIGNED: "UTIL_FORMAT_TYPE_SIGNED", 59 FIXED: "UTIL_FORMAT_TYPE_FIXED", 60 FLOAT: "UTIL_FORMAT_TYPE_FLOAT", 61} 62 63 64def bool_map(value): 65 if value: 66 return "TRUE" 67 else: 68 return "FALSE" 69 70 71swizzle_map = { 72 SWIZZLE_X: "UTIL_FORMAT_SWIZZLE_X", 73 SWIZZLE_Y: "UTIL_FORMAT_SWIZZLE_Y", 74 SWIZZLE_Z: "UTIL_FORMAT_SWIZZLE_Z", 75 SWIZZLE_W: "UTIL_FORMAT_SWIZZLE_W", 76 SWIZZLE_0: "UTIL_FORMAT_SWIZZLE_0", 77 SWIZZLE_1: "UTIL_FORMAT_SWIZZLE_1", 78 SWIZZLE_NONE: "UTIL_FORMAT_SWIZZLE_NONE", 79} 80 81 82def write_format_table(formats): 83 print '/* This file is autogenerated by u_format_table.py from u_format.csv. Do not edit directly. */' 84 print 85 # This will print the copyright message on the top of this file 86 print CopyRight.strip() 87 print 88 print '#include "u_format.h"' 89 print '#include "u_format_s3tc.h"' 90 print '#include "u_format_rgtc.h"' 91 print '#include "u_format_latc.h"' 92 print '#include "u_format_etc.h"' 93 print 94 95 u_format_pack.generate(formats) 96 97 for format in formats: 98 print 'const struct util_format_description' 99 print 'util_format_%s_description = {' % (format.short_name(),) 100 print " %s," % (format.name,) 101 print " \"%s\"," % (format.name,) 102 print " \"%s\"," % (format.short_name(),) 103 print " {%u, %u, %u},\t/* block */" % (format.block_width, format.block_height, format.block_size()) 104 print " %s," % (layout_map(format.layout),) 105 print " %u,\t/* nr_channels */" % (format.nr_channels(),) 106 print " %s,\t/* is_array */" % (bool_map(format.is_array()),) 107 print " %s,\t/* is_bitmask */" % (bool_map(format.is_bitmask()),) 108 print " %s,\t/* is_mixed */" % (bool_map(format.is_mixed()),) 109 print " {" 110 for i in range(4): 111 channel = format.channels[i] 112 if i < 3: 113 sep = "," 114 else: 115 sep = "" 116 if channel.size: 117 print " {%s, %s, %s, %u}%s\t/* %s = %s */" % (type_map[channel.type], bool_map(channel.norm), bool_map(channel.pure), channel.size, sep, "xyzw"[i], channel.name) 118 else: 119 print " {0, 0, 0, 0}%s" % (sep,) 120 print " }," 121 print " {" 122 for i in range(4): 123 swizzle = format.swizzles[i] 124 if i < 3: 125 sep = "," 126 else: 127 sep = "" 128 try: 129 comment = colorspace_channels_map[format.colorspace][i] 130 except (KeyError, IndexError): 131 comment = 'ignored' 132 print " %s%s\t/* %s */" % (swizzle_map[swizzle], sep, comment) 133 print " }," 134 print " %s," % (colorspace_map(format.colorspace),) 135 if format.colorspace != ZS and format.channels[0].pure == False: 136 print " &util_format_%s_unpack_rgba_8unorm," % format.short_name() 137 print " &util_format_%s_pack_rgba_8unorm," % format.short_name() 138 if format.layout == 's3tc' or format.layout == 'rgtc': 139 print " &util_format_%s_fetch_rgba_8unorm," % format.short_name() 140 else: 141 print " NULL, /* fetch_rgba_8unorm */" 142 print " &util_format_%s_unpack_rgba_float," % format.short_name() 143 print " &util_format_%s_pack_rgba_float," % format.short_name() 144 print " &util_format_%s_fetch_rgba_float," % format.short_name() 145 else: 146 print " NULL, /* unpack_rgba_8unorm */" 147 print " NULL, /* pack_rgba_8unorm */" 148 print " NULL, /* fetch_rgba_8unorm */" 149 print " NULL, /* unpack_rgba_float */" 150 print " NULL, /* pack_rgba_float */" 151 print " NULL, /* fetch_rgba_float */" 152 if format.colorspace == ZS and format.swizzles[0] != SWIZZLE_NONE: 153 print " &util_format_%s_unpack_z_32unorm," % format.short_name() 154 print " &util_format_%s_pack_z_32unorm," % format.short_name() 155 print " &util_format_%s_unpack_z_float," % format.short_name() 156 print " &util_format_%s_pack_z_float," % format.short_name() 157 else: 158 print " NULL, /* unpack_z_32unorm */" 159 print " NULL, /* pack_z_32unorm */" 160 print " NULL, /* unpack_z_float */" 161 print " NULL, /* pack_z_float */" 162 if format.colorspace == ZS and format.swizzles[1] != SWIZZLE_NONE: 163 print " &util_format_%s_unpack_s_8uint," % format.short_name() 164 print " &util_format_%s_pack_s_8uint," % format.short_name() 165 else: 166 print " NULL, /* unpack_s_8uint */" 167 print " NULL, /* pack_s_8uint */" 168 if format.colorspace != ZS and format.channels[0].pure == True and format.channels[0].type == UNSIGNED: 169 print " &util_format_%s_unpack_unsigned, /* unpack_rgba_uint */" % format.short_name() 170 print " &util_format_%s_pack_unsigned, /* pack_rgba_uint */" % format.short_name() 171 print " &util_format_%s_unpack_signed, /* unpack_rgba_sint */" % format.short_name() 172 print " &util_format_%s_pack_signed, /* pack_rgba_sint */" % format.short_name() 173 print " &util_format_%s_fetch_unsigned, /* fetch_rgba_uint */" % format.short_name() 174 print " NULL /* fetch_rgba_sint */" 175 elif format.colorspace != ZS and format.channels[0].pure == True and format.channels[0].type == SIGNED: 176 print " &util_format_%s_unpack_unsigned, /* unpack_rgba_uint */" % format.short_name() 177 print " &util_format_%s_pack_unsigned, /* pack_rgba_uint */" % format.short_name() 178 print " &util_format_%s_unpack_signed, /* unpack_rgba_sint */" % format.short_name() 179 print " &util_format_%s_pack_signed, /* pack_rgba_sint */" % format.short_name() 180 print " NULL, /* fetch_rgba_uint */" 181 print " &util_format_%s_fetch_signed /* fetch_rgba_sint */" % format.short_name() 182 else: 183 print " NULL, /* unpack_rgba_uint */" 184 print " NULL, /* pack_rgba_uint */" 185 print " NULL, /* unpack_rgba_sint */" 186 print " NULL, /* pack_rgba_sint */" 187 print " NULL, /* fetch_rgba_uint */" 188 print " NULL /* fetch_rgba_sint */" 189 print "};" 190 print 191 192 print "const struct util_format_description *" 193 print "util_format_description(enum pipe_format format)" 194 print "{" 195 print " if (format >= PIPE_FORMAT_COUNT) {" 196 print " return NULL;" 197 print " }" 198 print 199 print " switch (format) {" 200 for format in formats: 201 print " case %s:" % format.name 202 print " return &util_format_%s_description;" % (format.short_name(),) 203 print " default:" 204 print " return NULL;" 205 print " }" 206 print "}" 207 print 208 209 210def main(): 211 212 formats = [] 213 for arg in sys.argv[1:]: 214 formats.extend(parse(arg)) 215 write_format_table(formats) 216 217 218if __name__ == '__main__': 219 main() 220