15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#!/usr/bin/python2 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# -*- Mode: Python; py-indent-offset: 8 -*- 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# (C) Copyright Zack Rusin 2005 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# All Rights Reserved. 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# Permission is hereby granted, free of charge, to any person obtaining a 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# copy of this software and associated documentation files (the "Software"), 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# to deal in the Software without restriction, including without limitation 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# on the rights to use, copy, modify, merge, publish, distribute, sub 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# license, and/or sell copies of the Software, and to permit persons to whom 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# the Software is furnished to do so, subject to the following conditions: 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# The above copyright notice and this permission notice (including the next 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# paragraph) shall be included in all copies or substantial portions of the 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# Software. 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# IBM AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# IN THE SOFTWARE. 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# Authors: 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# Zack Rusin <zack@kde.org> 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)import license 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)import gl_XML 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)import sys, getopt 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class PrintGlEnums(gl_XML.gl_print_base): 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) def __init__(self): 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gl_XML.gl_print_base.__init__(self) 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) self.name = "gl_enums.py (from Mesa)" 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) self.license = license.bsd_license_template % ( \ 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)"""Copyright (C) 1999-2005 Brian Paul All Rights Reserved.""", "BRIAN PAUL") 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) self.enum_table = {} 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) def printRealHeader(self): 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) print '#include "main/glheader.h"' 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) print '#include "main/mfeatures.h"' 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) print '#include "main/enums.h"' 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) print '#include "main/imports.h"' 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) print '#include "main/mtypes.h"' 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) print '' 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) print 'typedef struct {' 52eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch print ' size_t offset;' 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) print ' int n;' 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) print '} enum_elt;' 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) print '' 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) def print_code(self): 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) print """ 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)typedef int (*cfunc)(const void *, const void *); 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/** 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Compare a key name to an element in the \c all_enums array. 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * \c bsearch always passes the key as the first parameter and the pointer 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * to the array element as the second parameter. We can elimiate some 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * extra work by taking advantage of that fact. 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * \param a Pointer to the desired enum name. 701320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci * \param b Pointer to an element of the \c all_enums array. 711320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci */ 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static int compar_name( const char *a, const enum_elt *b ) 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles){ 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return strcmp( a, & enum_string_table[ b->offset ] ); 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/** 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Compare a key enum value to an element in the \c all_enums array. 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * \c bsearch always passes the key as the first parameter and the pointer 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * to the array element as the second parameter. We can elimiate some 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * extra work by taking advantage of that fact. 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * \param a Pointer to the desired enum name. 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * \param b Pointer to an index into the \c all_enums array. 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) */ 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static int compar_nr( const int *a, const unsigned *b ) 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles){ 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return a[0] - all_enums[*b].n; 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static char token_tmp[20]; 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const char *_mesa_lookup_enum_by_nr( int nr ) 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles){ 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) unsigned * i; 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) i = (unsigned *) _mesa_bsearch(& nr, reduced_enums, 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Elements(reduced_enums), 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) sizeof(reduced_enums[0]), 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (cfunc) compar_nr); 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if ( i != NULL ) { 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return & enum_string_table[ all_enums[ *i ].offset ]; 106eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch } 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) else { 1081320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci /* this is not re-entrant safe, no big deal here */ 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) _mesa_snprintf(token_tmp, sizeof(token_tmp) - 1, "0x%x", nr); 110eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch token_tmp[sizeof(token_tmp) - 1] = '\\0'; 111eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch return token_tmp; 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 114eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 115eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch/** 116eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch * Primitive names 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) */ 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static const char *prim_names[PRIM_UNKNOWN + 1] = { 119eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch "GL_POINTS", 120eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch "GL_LINES", 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "GL_LINE_LOOP", 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "GL_LINE_STRIP", 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "GL_TRIANGLES", 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "GL_TRIANGLE_STRIP", 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "GL_TRIANGLE_FAN", 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "GL_QUADS", 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "GL_QUAD_STRIP", 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "GL_POLYGON", 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "outside begin/end", 130 "inside unknown primitive", 131 "unknown state" 132}; 133 134 135/* Get the name of an enum given that it is a primitive type. Avoids 136 * GL_FALSE/GL_POINTS ambiguity and others. 137 */ 138const char * 139_mesa_lookup_prim_by_nr(GLuint nr) 140{ 141 if (nr < Elements(prim_names)) 142 return prim_names[nr]; 143 else 144 return "invalid mode"; 145} 146 147 148int _mesa_lookup_enum_by_name( const char *symbol ) 149{ 150 enum_elt * f = NULL; 151 152 if ( symbol != NULL ) { 153 f = (enum_elt *) _mesa_bsearch(symbol, all_enums, 154 Elements(all_enums), 155 sizeof( enum_elt ), 156 (cfunc) compar_name); 157 } 158 159 return (f != NULL) ? f->n : -1; 160} 161 162""" 163 return 164 165 166 def printBody(self, api_list): 167 self.enum_table = {} 168 for api in api_list: 169 self.process_enums( api ) 170 171 keys = self.enum_table.keys() 172 keys.sort() 173 174 name_table = [] 175 enum_table = {} 176 177 for enum in keys: 178 low_pri = 9 179 for [name, pri] in self.enum_table[ enum ]: 180 name_table.append( [name, enum] ) 181 182 if pri < low_pri: 183 low_pri = pri 184 enum_table[enum] = name 185 186 187 name_table.sort() 188 189 string_offsets = {} 190 i = 0; 191 print 'LONGSTRING static const char enum_string_table[] = ' 192 for [name, enum] in name_table: 193 print ' "%s\\0"' % (name) 194 string_offsets[ name ] = i 195 i += len(name) + 1 196 197 print ' ;' 198 print '' 199 200 201 print 'static const enum_elt all_enums[%u] =' % (len(name_table)) 202 print '{' 203 for [name, enum] in name_table: 204 print ' { %5u, 0x%08X }, /* %s */' % (string_offsets[name], enum, name) 205 print '};' 206 print '' 207 208 print 'static const unsigned reduced_enums[%u] =' % (len(keys)) 209 print '{' 210 for enum in keys: 211 name = enum_table[ enum ] 212 if [name, enum] not in name_table: 213 print ' /* Error! %s, 0x%04x */ 0,' % (name, enum) 214 else: 215 i = name_table.index( [name, enum] ) 216 217 print ' %4u, /* %s */' % (i, name) 218 print '};' 219 220 221 self.print_code() 222 return 223 224 225 def process_enums(self, api): 226 for obj in api.enumIterateByName(): 227 if obj.value not in self.enum_table: 228 self.enum_table[ obj.value ] = [] 229 230 231 enum = self.enum_table[ obj.value ] 232 name = "GL_" + obj.name 233 priority = obj.priority() 234 already_in = False; 235 for n, p in enum: 236 if n == name: 237 already_in = True 238 if not already_in: 239 enum.append( [name, priority] ) 240 241 242def show_usage(): 243 print "Usage: %s [-f input_file_name]" % sys.argv[0] 244 sys.exit(1) 245 246if __name__ == '__main__': 247 try: 248 (args, trail) = getopt.getopt(sys.argv[1:], "f:") 249 except Exception,e: 250 show_usage() 251 252 api_list = [] 253 for (arg,val) in args: 254 if arg == "-f": 255 api = gl_XML.parse_GL_API( val ) 256 api_list.append(api); 257 258 printer = PrintGlEnums() 259 printer.Print( api_list ) 260