91 lines
3.3 KiB
Python
91 lines
3.3 KiB
Python
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# (C) Copyright IBM Corporation 2004, 2005
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# All Rights Reserved.
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#
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# Permission is hereby granted, free of charge, to any person obtaining a
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# copy of this software and associated documentation files (the "Software"),
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# to deal in the Software without restriction, including without limitation
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# on the rights to use, copy, modify, merge, publish, distribute, sub
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# license, and/or sell copies of the Software, and to permit persons to whom
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# the Software is furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice (including the next
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# paragraph) shall be included in all copies or substantial portions of the
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# Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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# IBM AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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# IN THE SOFTWARE.
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#
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# Authors:
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# Ian Romanick <idr@us.ibm.com>
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import gl_XML, glX_XML
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class glx_proto_item_factory(glX_XML.glx_item_factory):
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"""Factory to create GLX protocol oriented objects derived from gl_item."""
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def create_type(self, element, context, category):
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return glx_proto_type(element, context, category)
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class glx_proto_type(gl_XML.gl_type):
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def __init__(self, element, context, category):
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gl_XML.gl_type.__init__(self, element, context, category)
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self.glx_name = element.get( "glx_name" )
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return
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class glx_print_proto(gl_XML.gl_print_base):
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def size_call(self, func, outputs_also = 0):
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"""Create C code to calculate 'compsize'.
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Creates code to calculate 'compsize'. If the function does
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not need 'compsize' to be calculated, None will be
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returned."""
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compsize = None
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for param in func.parameterIterator():
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if outputs_also or not param.is_output:
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if param.is_image():
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[dim, w, h, d, junk] = param.get_dimensions()
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compsize = '__glImageSize(%s, %s, %s, %s, %s, %s)' % (w, h, d, param.img_format, param.img_type, param.img_target)
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if not param.img_send_null:
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compsize = '(%s != NULL) ? %s : 0' % (param.name, compsize)
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return compsize
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elif len(param.count_parameter_list):
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parameters = ",".join( param.count_parameter_list )
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compsize = "__gl%s_size(%s)" % (func.name, parameters)
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return compsize
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return None
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def emit_packet_size_calculation(self, f, bias):
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# compsize is only used in the command size calculation if
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# the function has a non-output parameter that has a non-empty
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# counter_parameter_list.
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compsize = self.size_call(f)
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if compsize:
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print(' const GLuint compsize = %s;' % (compsize))
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if bias:
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print(' const GLuint cmdlen = %s - %u;' % (f.command_length(), bias))
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else:
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print(' const GLuint cmdlen = %s;' % (f.command_length()))
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#print ''
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return compsize
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