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authormarha <marha@users.sourceforge.net>2010-09-17 12:24:16 +0000
committermarha <marha@users.sourceforge.net>2010-09-17 12:24:16 +0000
commit874d43ba2be612fbe7bab82de6b35cd4c6d59958 (patch)
treea812b2a536ffc6db7c3a30117f72b0ffad6619b5 /mesalib/src/mesa/glapi/gen/gl_offsets.py
parent07a442a9655bed6389f834ff04b4b491f5ff3b4c (diff)
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Added glapi/gen directory of mesalib
Diffstat (limited to 'mesalib/src/mesa/glapi/gen/gl_offsets.py')
-rw-r--r--mesalib/src/mesa/glapi/gen/gl_offsets.py120
1 files changed, 120 insertions, 0 deletions
diff --git a/mesalib/src/mesa/glapi/gen/gl_offsets.py b/mesalib/src/mesa/glapi/gen/gl_offsets.py
new file mode 100644
index 000000000..54867b346
--- /dev/null
+++ b/mesalib/src/mesa/glapi/gen/gl_offsets.py
@@ -0,0 +1,120 @@
+#!/usr/bin/env python
+
+# (C) Copyright IBM Corporation 2004, 2005
+# 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
+# on 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
+# IBM 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.
+#
+# Authors:
+# Ian Romanick <idr@us.ibm.com>
+
+import gl_XML
+import license
+import sys, getopt
+
+class PrintGlOffsets(gl_XML.gl_print_base):
+ def __init__(self, es=False):
+ gl_XML.gl_print_base.__init__(self)
+
+ self.es = es
+ self.name = "gl_offsets.py (from Mesa)"
+ self.header_tag = '_GLAPI_OFFSETS_H_'
+ self.license = license.bsd_license_template % ( \
+"""Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
+(C) Copyright IBM Corporation 2004""", "BRIAN PAUL, IBM")
+ return
+
+ def printBody(self, api):
+ print '/* this file should not be included directly in mesa */'
+ print ''
+
+ functions = []
+ abi_functions = []
+ alias_functions = []
+ count = 0
+ for f in api.functionIterateByOffset():
+ if not f.is_abi():
+ functions.append( [f, count] )
+ count += 1
+ else:
+ abi_functions.append( f )
+
+ if self.es:
+ # remember functions with aliases
+ if len(f.entry_points) > 1:
+ alias_functions.append(f)
+
+ for f in abi_functions:
+ print '#define _gloffset_%s %d' % (f.name, f.offset)
+ last_static = f.offset
+
+ print ''
+ print '#if !defined(_GLAPI_USE_REMAP_TABLE)'
+ print ''
+
+ for [f, index] in functions:
+ print '#define _gloffset_%s %d' % (f.name, f.offset)
+
+ print '#define _gloffset_FIRST_DYNAMIC %d' % (api.next_offset)
+
+ print ''
+ print '#else'
+ print ''
+
+ for [f, index] in functions:
+ print '#define _gloffset_%s driDispatchRemapTable[%s_remap_index]' % (f.name, f.name)
+
+ print ''
+ print '#endif /* !defined(_GLAPI_USE_REMAP_TABLE) */'
+
+ if alias_functions:
+ print ''
+ print '/* define aliases for compatibility */'
+ for f in alias_functions:
+ for name in f.entry_points:
+ if name != f.name:
+ print '#define _gloffset_%s _gloffset_%s' % (name, f.name)
+ return
+
+
+def show_usage():
+ print "Usage: %s [-f input_file_name] [-c]" % sys.argv[0]
+ print " -c Enable compatibility with OpenGL ES."
+ sys.exit(1)
+
+if __name__ == '__main__':
+ file_name = "gl_API.xml"
+
+ try:
+ (args, trail) = getopt.getopt(sys.argv[1:], "f:c")
+ except Exception,e:
+ show_usage()
+
+ es = False
+ for (arg,val) in args:
+ if arg == "-f":
+ file_name = val
+ elif arg == "-c":
+ es = True
+
+ api = gl_XML.parse_GL_API( file_name )
+
+ printer = PrintGlOffsets(es)
+ printer.Print( api )