diff options
Diffstat (limited to 'mesalib/src/mapi/glapi/gen/gl_XML.py')
| -rw-r--r-- | mesalib/src/mapi/glapi/gen/gl_XML.py | 58 |
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": |