| 1 | # Copyright (c) 2001, Stanford University
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| 2 | # All rights reserved.
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| 3 | #
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| 4 | # See the file LICENSE.txt for information on redistributing this software.
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| 5 |
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| 6 | import sys, string
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| 7 |
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| 8 | sys.path.append( "../glapi_parser" )
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| 9 | import apiutil
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| 10 |
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| 11 |
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| 12 | if len(sys.argv) != 2:
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| 13 | print >> sys.stderr, "Usage: %s <filename>" % sys.argv[0]
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| 14 | sys.exit(-1)
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| 15 |
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| 16 | file = open(sys.argv[1])
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| 17 |
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| 18 | print "/* THIS FILE IS AUTOGENERATED FROM %s BY pack_swap.py */\n\n" % sys.argv[1]
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| 19 |
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| 20 | for line in file.readlines():
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| 21 | line = line.rstrip()
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| 22 | if line.find( "crPackAlloc" ) != -1 or line.find( "crPackFree" ) != -1:
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| 23 | print line
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| 24 | continue
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| 25 | elif line.find( "crPack" ) != -1:
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| 26 | fun_index = line.find( "crPack" )
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| 27 | paren_index = line.find( "(", fun_index )
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| 28 | space_index = line.find( " ", fun_index )
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| 29 | quote_index = line.find( '"', fun_index )
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| 30 | if paren_index == -1:
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| 31 | paren_index = 1000000; # HACK HACK
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| 32 | if space_index == -1:
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| 33 | space_index = 1000000; # HACK HACK
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| 34 | if quote_index == -1:
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| 35 | quote_index = 1000000; # HACK HACK
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| 36 | the_index = min( min( paren_index, space_index ), quote_index )
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| 37 | print "%sSWAP%s" % (line[:the_index], line[the_index:])
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| 38 | elif line.find("WRITE_DATA_AI") != -1:
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| 39 | lparen_index = line.find( "(" )
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| 40 | rparen_index = line.rfind( ")" )
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| 41 | args = map( string.strip, line[lparen_index+1:rparen_index].split( "," ) )
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| 42 | indentation = line[:line.find( "WRITE_DATA_AI" )]
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| 43 | if apiutil.sizeof(args[0]) == 1:
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| 44 | print "%sWRITE_DATA_AI(%s, %s);" % (indentation, args[0], args[1])
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| 45 | elif apiutil.sizeof(args[0]) == 2:
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| 46 | print "%sWRITE_DATA_AI(%s, SWAP16(%s) );" % (indentation, args[0], args[1])
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| 47 | elif args[0] == 'GLfloat' or args[0] == 'GLclampf':
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| 48 | print "%sWRITE_DATA_AI(GLuint, SWAPFLOAT(%s) );" % (indentation, args[0])
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| 49 | elif apiutil.sizeof(args[0]) == 4:
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| 50 | print "%sWRITE_DATA_AI(%s, SWAP32(%s) );" % (indentation, args[0], args[1])
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| 51 | else:
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| 52 | print >> sys.stderr, "UNKNOWN TYPE FOR WRITE_DATA: %s" % args[1]
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| 53 | sys.exit(-1)
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| 54 | elif line.find( "WRITE_DATA" ) != -1:
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| 55 | lparen_index = line.find( "(" )
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| 56 | rparen_index = line.rfind( ")" )
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| 57 | args = map( string.strip, line[lparen_index+1:rparen_index].split( "," ) )
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| 58 | indentation = line[:line.find( "WRITE_DATA" )]
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| 59 | if apiutil.sizeof(args[1]) == 1:
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| 60 | print "%sWRITE_DATA( %s, %s, %s );" % (indentation, args[0], args[1], args[2])
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| 61 | elif apiutil.sizeof(args[1]) == 2:
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| 62 | print "%sWRITE_DATA( %s, %s, SWAP16(%s) );" % (indentation, args[0], args[1], args[2])
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| 63 | elif args[1] == 'GLfloat' or args[1] == 'GLclampf':
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| 64 | print "%sWRITE_DATA( %s, GLuint, SWAPFLOAT(%s) );" % (indentation, args[0], args[2])
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| 65 | elif apiutil.sizeof(args[1]) == 4:
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| 66 | print "%sWRITE_DATA( %s, %s, SWAP32(%s) );" % (indentation, args[0], args[1], args[2])
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| 67 | else:
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| 68 | print >> sys.stderr, "UNKNOWN TYPE FOR WRITE_DATA: %s" % args[1]
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| 69 | sys.exit(-1)
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| 70 | elif line.find( "WRITE_DOUBLE" ) != -1:
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| 71 | print line.replace( "WRITE_DOUBLE", "WRITE_SWAPPED_DOUBLE" )
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| 72 | else:
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| 73 | print line
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