2 # (C) Copyright IBM Corporation 2004, 2005
5 # Permission is hereby granted, free of charge, to any person obtaining a
6 # copy of this software and associated documentation files (the "Software"),
7 # to deal in the Software without restriction, including without limitation
8 # on the rights to use, copy, modify, merge, publish, distribute, sub
9 # license, and/or sell copies of the Software, and to permit persons to whom
10 # the Software is furnished to do so, subject to the following conditions:
12 # The above copyright notice and this permission notice (including the next
13 # paragraph) shall be included in all copies or substantial portions of the
16 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 # FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19 # IBM AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
25 # Ian Romanick <idr@us.ibm.com>
27 import gl_XML
, glX_XML
31 class glx_proto_item_factory(glX_XML
.glx_item_factory
):
32 """Factory to create GLX protocol oriented objects derived from gl_item."""
34 def create_type(self
, element
, context
, category
):
35 return glx_proto_type(element
, context
, category
)
38 class glx_proto_type(gl_XML
.gl_type
):
39 def __init__(self
, element
, context
, category
):
40 gl_XML
.gl_type
.__init
__(self
, element
, context
, category
)
42 self
.glx_name
= element
.get( "glx_name" )
46 class glx_print_proto(gl_XML
.gl_print_base
):
47 def size_call(self
, func
, outputs_also
= 0):
48 """Create C code to calculate 'compsize'.
50 Creates code to calculate 'compsize'. If the function does
51 not need 'compsize' to be calculated, None will be
56 for param
in func
.parameterIterator():
57 if outputs_also
or not param
.is_output
:
59 [dim
, w
, h
, d
, junk
] = param
.get_dimensions()
61 compsize
= '__glImageSize(%s, %s, %s, %s, %s, %s)' % (w
, h
, d
, param
.img_format
, param
.img_type
, param
.img_target
)
62 if not param
.img_send_null
:
63 compsize
= '(%s != NULL) ? %s : 0' % (param
.name
, compsize
)
67 elif len(param
.count_parameter_list
):
68 parameters
= string
.join( param
.count_parameter_list
, "," )
69 compsize
= "__gl%s_size(%s)" % (func
.name
, parameters
)
76 def emit_packet_size_calculation(self
, f
, bias
):
77 # compsize is only used in the command size calculation if
78 # the function has a non-output parameter that has a non-empty
79 # counter_parameter_list.
81 compsize
= self
.size_call(f
)
83 print ' const GLuint compsize = %s;' % (compsize
)
86 print ' const GLuint cmdlen = %s - %u;' % (f
.command_length(), bias
)
88 print ' const GLuint cmdlen = %s;' % (f
.command_length())