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authormarha <marha@users.sourceforge.net>2012-10-17 08:07:33 +0200
committermarha <marha@users.sourceforge.net>2012-10-17 08:07:33 +0200
commit856fbbaf1e53303d8307bfae1761f1ba96871f1e (patch)
treee029665439ddbccfb253271a5f5290d72c2b2168 /mesalib/src/mapi/glapi/gen/gl_XML.py
parentf15a40afaf6d1b3a4841d25631f947da1b289f89 (diff)
parentded57b5a4131a213d57f5a20d50b819b7a8924df (diff)
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Merge remote-tracking branch 'origin/released'
* origin/released: pixman mesa git update 17 oct 2012
Diffstat (limited to 'mesalib/src/mapi/glapi/gen/gl_XML.py')
-rw-r--r--mesalib/src/mapi/glapi/gen/gl_XML.py58
1 files changed, 53 insertions, 5 deletions
diff --git a/mesalib/src/mapi/glapi/gen/gl_XML.py b/mesalib/src/mapi/glapi/gen/gl_XML.py
index ce14a416d..ef7ed519b 100644
--- a/mesalib/src/mapi/glapi/gen/gl_XML.py
+++ b/mesalib/src/mapi/glapi/gen/gl_XML.py
@@ -25,6 +25,7 @@
# Authors:
# Ian Romanick <idr@us.ibm.com>
+from decimal import Decimal
import libxml2
import re, sys, string
import typeexpr
@@ -72,7 +73,7 @@ def is_attr_true( element, name ):
raise RuntimeError('Invalid value "%s" for boolean "%s".' % (value, name))
-class gl_print_base:
+class gl_print_base(object):
"""Base class of all API pretty-printers.
In the model-view-controller pattern, this is the view. Any derived
@@ -322,7 +323,7 @@ def create_parameter_string(parameters, include_names):
return string.join(list, ", ")
-class gl_item:
+class gl_item(object):
def __init__(self, element, context):
self.context = context
self.name = element.nsProp( "name", None )
@@ -401,7 +402,7 @@ class gl_enum( gl_item ):
-class gl_parameter:
+class gl_parameter(object):
def __init__(self, element, context):
self.name = element.nsProp( "name", None )
@@ -606,6 +607,16 @@ class gl_function( gl_item ):
self.initialized = 0
self.images = []
+ # self.entry_point_api_map[name][api] is a decimal value
+ # indicating the earliest version of the given API in which
+ # each entry point exists. Every entry point is included in
+ # the first level of the map; the second level of the map only
+ # lists APIs which contain the entry point in at least one
+ # version. For example,
+ # self.entry_point_gles_map['ClipPlanex'] == { 'es1':
+ # Decimal('1.1') }.
+ self.entry_point_api_map = {}
+
self.assign_offset = 0
self.static_entry_points = []
@@ -634,6 +645,14 @@ class gl_function( gl_item ):
self.static_entry_points.append(name)
self.entry_points.append( name )
+
+ self.entry_point_api_map[name] = {}
+ for api in ('es1', 'es2'):
+ version_str = element.nsProp(api, None)
+ assert version_str is not None
+ if version_str != 'none':
+ self.entry_point_api_map[name][api] = Decimal(version_str)
+
if alias:
true_name = alias
else:
@@ -779,8 +798,24 @@ class gl_function( gl_item ):
else:
return "_dispatch_stub_%u" % (self.offset)
+ def entry_points_for_api_version(self, api, version = None):
+ """Return a list of the entry point names for this function
+ which are supported in the given API (and optionally, version).
+
+ Use the decimal.Decimal type to precisely express non-integer
+ versions.
+ """
+ result = []
+ for entry_point, api_to_ver in self.entry_point_api_map.iteritems():
+ if api not in api_to_ver:
+ continue
+ if version is not None and version < api_to_ver[api]:
+ continue
+ result.append(entry_point)
+ return result
+
-class gl_item_factory:
+class gl_item_factory(object):
"""Factory to create objects derived from gl_item."""
def create_item(self, item_name, element, context):
@@ -798,7 +833,7 @@ class gl_item_factory:
return None
-class gl_api:
+class gl_api(object):
def __init__(self, factory):
self.functions_by_name = {}
self.enums_by_name = {}
@@ -825,6 +860,19 @@ class gl_api:
self.functions_by_name = functions_by_name
+ def filter_functions_by_api(self, api, version = None):
+ """Filter out entry points not in the given API (or
+ optionally, not in the given version of the given API).
+ """
+ functions_by_name = {}
+ for func in self.functions_by_name.itervalues():
+ entry_points = func.entry_points_for_api_version(api, version)
+ if entry_points:
+ func.filter_entry_points(entry_points)
+ functions_by_name[func.name] = func
+
+ self.functions_by_name = functions_by_name
+
def process_element(self, doc):
element = doc.children
while element.type != "element" or element.name != "OpenGLAPI":