public Device(InstanceBase instance, DeviceType type, AdapterInfo[] adapters)
: base(instance, type)
{
if (adapters == null || adapters.Length <= 1)
{
throw new ArgumentException("Adapters must be at least two in length");
}
devices = new DeviceBase[adapters.Length];
for (int i = 0; i != devices.Length; ++i)
{
// allocate API specific device
if (instance is D3D12.Instance)
{
devices[i] = new D3D12.Device((D3D12.Instance)instance, adapters[i].isPrimary ? type : DeviceType.Background);
}
else if (instance is Vulkan.Instance)
{
devices[i] = new Vulkan.Device((Vulkan.Instance)instance, adapters[i].isPrimary ? type : DeviceType.Background);
}
else
{
throw new NotImplementedException("Failed to create devices based on instance type: " + instance.GetType().ToString());
}
// set primary device
if (adapters[i].isPrimary)
{
primaryDevice = devices[i];
}
}
}
public static bool InitFirstAvaliable(AbstractionDesc desc, out InstanceBase instance, out DeviceBase device)
{
if (desc.supportedAPIs == null)
{
instance = null;
device = null;
return(false);
}
foreach (var api in desc.supportedAPIs)
{
switch (api)
{
#if WIN32 || WIN32
case AbstractionAPI.D3D12:
{
if (!LoadNativeLib(Path.Combine(desc.nativeLibPathD3D12, D3D12.Instance.lib)))
{
continue;
}
var instanceD3D12 = new D3D12.Instance();
if (instanceD3D12.Init(desc.instanceDescD3D12))
{
var deviceD3D12 = new D3D12.Device(instanceD3D12, desc.type);
if (deviceD3D12.Init(desc.deviceDescD3D12))
{
instance = instanceD3D12;
device = deviceD3D12;
return(true);
}
deviceD3D12.Dispose();
instanceD3D12.Dispose();
}
else
{
instanceD3D12.Dispose();
}
}
break;
case AbstractionAPI.Vulkan:
{
if (!LoadNativeLib(Path.Combine(desc.nativeLibPathVulkan, "vulkan-1.dll")))
{
continue;
}
if (!LoadNativeLib(Path.Combine(desc.nativeLibPathVulkan, Vulkan.Instance.lib)))
{
continue;
}
var instanceVulkan = new Vulkan.Instance();
if (instanceVulkan.Init(desc.instanceDescVulkan))
{
var deviceVulkan = new Vulkan.Device(instanceVulkan, desc.type);
if (deviceVulkan.Init(desc.deviceDescVulkan))
{
instance = instanceVulkan;
device = deviceVulkan;
return(true);
}
deviceVulkan.Dispose();
instanceVulkan.Dispose();
}
else
{
instanceVulkan.Dispose();
}
}
break;
#endif
}
}
instance = null;
device = null;
return(false);
}
