public Result EnumerateInstanceLayerProperties(out MgLayerProperties[] properties)
{
UInt32 pPropertyCount = 0;
var first = Interops.vkEnumerateInstanceLayerProperties(ref pPropertyCount, null);
if (first != Result.SUCCESS)
{
properties = null;
return(first);
}
var layerProperties = new VkLayerProperties[pPropertyCount];
var last = Interops.vkEnumerateInstanceLayerProperties(ref pPropertyCount, layerProperties);
properties = new MgLayerProperties[pPropertyCount];
for (uint i = 0; i < pPropertyCount; ++i)
{
properties[i] = new MgLayerProperties
{
LayerName = VkInteropsUtility.ByteArrayToTrimmedString(layerProperties[i].layerName),
SpecVersion = layerProperties[i].specVersion,
ImplementationVersion = layerProperties[i].implementationVersion,
Description = VkInteropsUtility.ByteArrayToTrimmedString(layerProperties[i].description),
};
}
return(last);
}
public Result EnumerateInstanceExtensionProperties(string layerName, out MgExtensionProperties[] pProperties)
{
var pLayerName = IntPtr.Zero;
try
{
if (!string.IsNullOrWhiteSpace(layerName))
{
pLayerName = VkInteropsUtility.NativeUtf8FromString(layerName);
}
UInt32 pPropertyCount = 0;
var first = Interops.vkEnumerateInstanceExtensionProperties(pLayerName, ref pPropertyCount, null);
if (first != Result.SUCCESS)
{
pProperties = null;
return(first);
}
var extensionProperties = new VkExtensionProperties[pPropertyCount];
var last = Interops.vkEnumerateInstanceExtensionProperties(pLayerName, ref pPropertyCount, extensionProperties);
pProperties = new MgExtensionProperties[pPropertyCount];
for (uint i = 0; i < pPropertyCount; ++i)
{
pProperties[i] = new MgExtensionProperties
{
ExtensionName = VkInteropsUtility.ByteArrayToTrimmedString(extensionProperties[i].extensionName),
SpecVersion = extensionProperties[i].specVersion,
};
}
return(last);
}
finally
{
if (pLayerName != IntPtr.Zero)
{
}
}
}