def main(header_output_path, source_output_path):
xml = registry_xml.RegistryXML('gl.xml', 'gl_angle_ext.xml')
# build a map from GLenum name to its value
all_gl_enums = dict()
for enums_node in xml.root.findall('enums'):
for enum in enums_node.findall('enum'):
name = enum.attrib['name']
value = int(enum.attrib['value'], base=16)
all_gl_enums[name] = value
# Parse groups of GLenums to build a {group, name} -> value mapping.
gl_enum_in_groups = dict()
enums_has_group = set()
for enums_group_node in xml.root.findall('groups/group'):
group_name = enums_group_node.attrib['name']
if group_name in exclude_gl_enum_groups:
continue
if group_name not in gl_enum_in_groups:
gl_enum_in_groups[group_name] = dict()
for enum_node in enums_group_node.findall('enum'):
enum_name = enum_node.attrib['name']
enums_has_group.add(enum_name)
gl_enum_in_groups[group_name][enum_name] = all_gl_enums[enum_name]
# Find relevant GLenums according to enabled APIs and extensions.
exporting_enums = set()
# export all the apis
xpath = "./feature/require/enum"
for enum_tag in xml.root.findall(xpath):
enum_name = enum_tag.attrib['name']
if enum_name not in exclude_gl_enums:
exporting_enums.add(enum_name)
for extension in registry_xml.supported_extensions:
xpath = "./extensions/extension[@name='%s']/require/enum" % extension
for enum_tag in xml.root.findall(xpath):
enum_name = enum_tag.attrib['name']
if enum_name not in exclude_gl_enums:
exporting_enums.add(enum_name)
# For enums that do not have a group, add them to a default group
default_group_name = registry_xml.default_enum_group_name
gl_enum_in_groups[default_group_name] = dict()
default_group = gl_enum_in_groups[default_group_name]
for enum_name in exporting_enums:
if enum_name not in enums_has_group:
default_group[enum_name] = all_gl_enums[enum_name]
# Write GLenum groups into the header file.
header_content = template_gl_enums_header.format(
script_name=os.path.basename(sys.argv[0]),
data_source_name="gl.xml and gl_angle_ext.xml",
year=date.today().year,
gl_enum_groups=',\n'.join(sorted(gl_enum_in_groups.iterkeys())))
header_output_path = registry_xml.script_relative(header_output_path)
with open(header_output_path, 'w') as f:
f.write(header_content)
# Write mapping to source file
gl_enums_value_to_string_table = dump_value_to_string_mapping(gl_enum_in_groups,
exporting_enums)
source_content = template_gl_enums_source.format(
script_name=os.path.basename(sys.argv[0]),
data_source_name="gl.xml and gl_angle_ext.xml",
year=date.today().year,
gl_enums_value_to_string_table=gl_enums_value_to_string_table,
)
source_output_path = registry_xml.script_relative(source_output_path)
with open(source_output_path, 'w') as f:
f.write(source_content)
return 0
source_output_path = registry_xml.script_relative(source_output_path)
with open(source_output_path, 'w') as f:
f.write(source_content)
return 0
if __name__ == '__main__':
inputs = [
'gl.xml',
'gl_angle_ext.xml',
'registry_xml.py',
]
gl_enum_utils_autogen_base_path = '../src/libANGLE/gl_enum_utils_autogen'
outputs = [
gl_enum_utils_autogen_base_path + '.h',
gl_enum_utils_autogen_base_path + '.cpp',
]
if len(sys.argv) > 1:
if sys.argv[1] == 'inputs':
print ','.join(inputs)
elif sys.argv[1] == 'outputs':
print ','.join(outputs)
else:
sys.exit(
main(
registry_xml.script_relative(outputs[0]),
registry_xml.script_relative(outputs[1])))