static VkEnum GenerateEmptyBitmask(string name)
{
var vkEnum = new VkEnum
{
Name = GetEnumName(name),
IsBitmask = true,
};
var vkEnumValue = new VkEnumValue
{
Name = "VK_NONE",
Value = "0",
};
vkEnum.Values = new[] { vkEnumValue };
return(vkEnum);
}
void MergeExtensionConstants(VkEnum apiConstants, VkExtension[] extensions)
{
var constantList = apiConstants.Values.ToList();
foreach (var ext in extensions.Where(x => x.Supported != "disabled"))
{
var constants = ext.Requirement.Enums.Where(x => x.IsConstant);
foreach (var newConstantValue in constants)
{
constantList.Add(new VkEnumValue {
Name = newConstantValue.Name,
SpecName = newConstantValue.Name,
Value = newConstantValue.Value.Replace("\"", string.Empty),
});
}
}
apiConstants.Values = constantList.ToArray();
}
VkEnum ReadEnum(XElement xenums)
{
if (xenums.Name != "enums")
{
throw new ArgumentException("Not an enum colletion", nameof(xenums));
}
var vkEnum = new VkEnum();
var xattributes = xenums.Attributes();
if (xattributes.Any())
{
foreach (var xattrib in xattributes)
{
switch (xattrib.Name.ToString())
{
case "name":
vkEnum.Name = GetEnumName(xattrib.Value);
break;
case "type":
vkEnum.IsBitmask = xattrib.Value == "bitmask";
break;
case "comment":
vkEnum.Comment = xattrib.Value;
break;
default: throw new NotImplementedException(xattrib.Name.ToString());
}
}
}
if (string.IsNullOrEmpty(vkEnum.Name))
{
throw new InvalidOperationException("Enum collection does not have proper `<name>` element");
}
// note: there are also `unused` blocks that are not currently used...
vkEnum.Values = xenums.Elements("enum").Select(ReadEnumValue).ToArray();
return(vkEnum);
}
void RewriteEnumDefinition(VkEnum vkEnum)
{
if (vkEnum.Name.StartsWith("Vk"))
{
vkEnum.Name = vkEnum.Name.Remove(0, 2); // trim `Vk`
}
var isFlags = vkEnum.Name.EndsWith("Flags");
var trimKHR = false;
var trimEXT = false;
var enumPrefix = vkEnum.Name;
if (enumPrefix.EndsWith("KHR"))
{
enumPrefix = enumPrefix.Remove(enumPrefix.Length - 3, 3); // trim `KHR`
trimKHR = true;
}
if (enumPrefix.EndsWith("EXT"))
{
enumPrefix = enumPrefix.Remove(enumPrefix.Length - 3, 3); // trim `EXT`
trimEXT = true;
}
if (enumPrefix.EndsWith("Flags"))
{
enumPrefix = enumPrefix.Substring(0, enumPrefix.Length - 5);
}
enumPrefix = ToUppercaseEnumName(enumPrefix) + "_";
var firstValue = vkEnum.Values.First();
foreach (var vkEnumValue in vkEnum.Values)
{
var name = vkEnumValue.Name;
if (name.StartsWith("VK_"))
{
name = name.Substring(3, name.Length - 3);
}
if (!string.IsNullOrEmpty(enumPrefix) && name.StartsWith(enumPrefix))
{
name = name.Substring(enumPrefix.Length, name.Length - enumPrefix.Length);
}
// bleh, this is janky
if (name.EndsWith("_KHR") && trimKHR)
{
name = name.Remove(name.Length - 4, 4); // trim `_KHR`
}
if (name.EndsWith("_EXT") && trimEXT)
{
name = name.Remove(name.Length - 4, 4); // trim `_KHR`
}
if (name.EndsWith("_BIT"))
{
name = name.Substring(0, name.Length - 4);
}
name = ToCamelCaseEnumName(name);
if (name.EndsWith("Khr"))
{
name = name.Remove(name.Length - 3, 3) + "KHR";
}
if (name.EndsWith("Ext"))
{
name = name.Remove(name.Length - 3, 3) + "EXT";
}
if (name.EndsWith("Amd"))
{
name = name.Remove(name.Length - 3, 3) + "AMD";
}
vkEnumValue.Name = name;
}
// After the we've renamed all the enum values, check if there are any that
// begin with a number (invalid in C#) and fix it.
if (vkEnum.Values.Any(x => Regex.IsMatch(x.Name, "^[0-9]")))
{
foreach (var vkEnumValue in vkEnum.Values)
{
var name = vkEnumValue.Name;
name = vkEnum.Name + name;
vkEnumValue.Name = name;
}
}
}