3 # (C) Copyright IBM Corporation 2004
6 # Permission is hereby granted, free of charge, to any person obtaining a
7 # copy of this software and associated documentation files (the "Software"),
8 # to deal in the Software without restriction, including without limitation
9 # on the rights to use, copy, modify, merge, publish, distribute, sub
10 # license, and/or sell copies of the Software, and to permit persons to whom
11 # the Software is furnished to do so, subject to the following conditions:
13 # The above copyright notice and this permission notice (including the next
14 # paragraph) shall be included in all copies or substantial portions of the
17 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 # FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
20 # IBM AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
26 # Ian Romanick <idr@us.ibm.com>
32 class PrintGlTable(gl_XML
.gl_print_base
):
34 gl_XML
.gl_print_base
.__init
__(self
)
36 self
.header_tag
= '_GLAPI_TABLE_H_'
37 self
.name
= "gl_table.py (from Mesa)"
38 self
.license
= license
.bsd_license_template
% ( \
39 """Copyright (C) 1999-2003 Brian Paul All Rights Reserved.
40 (C) Copyright IBM Corporation 2004""", "BRIAN PAUL, IBM")
44 def printBody(self
, api
):
45 for f
in api
.functionIterateByOffset():
46 arg_string
= f
.get_parameter_string()
47 print ' %s (GLAPIENTRYP %s)(%s); /* %d */' % (f
.return_type
, f
.name
, arg_string
, f
.offset
)
50 def printRealHeader(self
):
51 print '#ifndef GLAPIENTRYP'
52 print '# ifndef GLAPIENTRY'
53 print '# define GLAPIENTRY'
56 print '# define GLAPIENTRYP GLAPIENTRY *'
59 print 'typedef void (*_glapi_proc)(void); /* generic function pointer */'
61 print 'struct _glapi_table'
66 def printRealFooter(self
):
71 class PrintRemapTable(gl_XML
.gl_print_base
):
73 gl_XML
.gl_print_base
.__init
__(self
)
75 self
.header_tag
= '_DISPATCH_H_'
76 self
.name
= "gl_table.py (from Mesa)"
77 self
.license
= license
.bsd_license_template
% ("(C) Copyright IBM Corporation 2005", "IBM")
81 def printRealHeader(self
):
84 * Macros for handling GL dispatch tables.
86 * For each known GL function, there are 3 macros in this file. The first
87 * macro is named CALL_FuncName and is used to call that GL function using
88 * the specified dispatch table. The other 2 macros, called GET_FuncName
89 * can SET_FuncName, are used to get and set the dispatch pointer for the
90 * named function in the specified dispatch table.
96 def printBody(self
, api
):
97 print '#define CALL_by_offset(disp, cast, offset, parameters) \\'
98 print ' (*(cast (GET_by_offset(disp, offset)))) parameters'
99 print '#define GET_by_offset(disp, offset) \\'
100 print ' (offset >= 0) ? (((_glapi_proc *)(disp))[offset]) : NULL'
101 print '#define SET_by_offset(disp, offset, fn) \\'
103 print ' if ( (offset) < 0 ) { \\'
104 print ' /* fprintf( stderr, "[%s:%u] SET_by_offset(%p, %d, %s)!\\n", */ \\'
105 print ' /* __func__, __LINE__, disp, offset, # fn); */ \\'
106 print ' /* abort(); */ \\'
109 print ' ( (_glapi_proc *) (disp) )[offset] = (_glapi_proc) fn; \\'
114 abi
= [ "1.0", "1.1", "1.2", "GL_ARB_multitexture" ]
119 for f
in api
.functionIterateByOffset():
120 [category
, num
] = api
.get_category_for_name( f
.name
)
121 if category
not in abi
:
122 functions
.append( [f
, count
] )
125 abi_functions
.append( f
)
128 for f
in abi_functions
:
129 print '#define CALL_%s(disp, parameters) (*((disp)->%s)) parameters' % (f
.name
, f
.name
)
130 print '#define GET_%s(disp) ((disp)->%s)' % (f
.name
, f
.name
)
131 print '#define SET_%s(disp, fn) ((disp)->%s = fn)' % (f
.name
, f
.name
)
135 print '#if !defined(IN_DRI_DRIVER)'
138 for [f
, index
] in functions
:
139 print '#define CALL_%s(disp, parameters) (*((disp)->%s)) parameters' % (f
.name
, f
.name
)
140 print '#define GET_%s(disp) ((disp)->%s)' % (f
.name
, f
.name
)
141 print '#define SET_%s(disp, fn) ((disp)->%s = fn)' % (f
.name
, f
.name
)
146 print '#define driDispatchRemapTable_size %u' % (count
)
147 print 'extern int driDispatchRemapTable[ driDispatchRemapTable_size ];'
150 for [f
, index
] in functions
:
151 print '#define %s_remap_index %u' % (f
.name
, index
)
155 for [f
, index
] in functions
:
156 arg_string
= gl_XML
.create_parameter_string( f
.parameters
, 0 )
157 cast
= '%s (GLAPIENTRYP)(%s)' % (f
.return_type
, arg_string
)
159 print '#define CALL_%s(disp, parameters) CALL_by_offset(disp, (%s), driDispatchRemapTable[%s_remap_index], parameters)' % (f
.name
, cast
, f
.name
)
160 print '#define GET_%s(disp) GET_by_offset(disp, driDispatchRemapTable[%s_remap_index])' % (f
.name
, f
.name
)
161 print '#define SET_%s(disp, fn) SET_by_offset(disp, driDispatchRemapTable[%s_remap_index], fn)' % (f
.name
, f
.name
)
165 print '#endif /* !defined(IN_DRI_DRIVER) */'
170 print "Usage: %s [-f input_file_name] [-m mode]" % sys
.argv
[0]
171 print " -m mode Mode can be 'table' or 'remap_table'."
174 if __name__
== '__main__':
175 file_name
= "gl_API.xml"
178 (args
, trail
) = getopt
.getopt(sys
.argv
[1:], "f:m:")
183 for (arg
,val
) in args
:
190 printer
= PrintGlTable()
191 elif mode
== "remap_table":
192 printer
= PrintRemapTable()
196 api
= gl_XML
.parse_GL_API( file_name
)