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winevulkan: Parse enum value aliases. 

Signed-off-by: Józef Kucia <jkucia@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Józef Kucia 2018-10-05 16:55:19 +02:00 committed by Alexandre Julliard
parent 94a4dadd9a
commit b5a79ca5d0
1 changed files with 10 additions and 6 deletions
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16
dlls/winevulkan/make_vulkan
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@ -322,22 +322,26 @@ class VkEnum(object):
for v in enum.findall("enum"):
# Value is either a value or a bitpos, only one can exist.
value = v.attrib.get("value")
if value is None:
# bitmask
value = 1 << int(v.attrib.get("bitpos"))
values.append(VkEnumValue(v.attrib.get("name"), value, hex=True))
else:
alias_name = v.attrib.get("alias")
if alias_name:
alias = next(x for x in values if x.name == alias_name)
values.append(VkEnumValue(v.attrib.get("name"), alias.value, alias.hex))
elif value:
# Some values are in hex form. We want to preserve the hex representation
# at least when we convert back to a string. Internally we want to use int.
if "0x" in value:
values.append(VkEnumValue(v.attrib.get("name"), int(value, 0), hex=True))
else:
values.append(VkEnumValue(v.attrib.get("name"), int(value, 0)))
else:
# bitmask
value = 1 << int(v.attrib.get("bitpos"))
values.append(VkEnumValue(v.attrib.get("name"), value, hex=True))
# vulkan.h contains a *_MAX_ENUM value set to 32-bit at the time of writing,
# which is to prepare for extensions as they can add values and hence affect
# the size definition.
max_name = re.sub(r'([0-9a-z_])([A-Z0-9])',r'\1_\2',name).upper() + "_MAX_ENUM"
max_name = re.sub(r'([0-9a-z_])([A-Z0-9])',r'\1_\2', name).upper() + "_MAX_ENUM"
values.append(VkEnumValue(max_name, 0x7fffffff, hex=True))
return VkEnum(name, values)