public static GRVkExtensions Create(GRVkGetProcedureAddressDelegate getProc, IntPtr vkInstance, IntPtr vkPhysicalDevice, string[] instanceExtensions, string[] deviceExtensions)
{
var extensions = new GRVkExtensions();
extensions.Initialize(getProc, vkInstance, vkPhysicalDevice, instanceExtensions, deviceExtensions);
return(extensions);
}
public void Initialize(GRVkGetProcedureAddressDelegate getProc, IntPtr vkInstance, IntPtr vkPhysicalDevice, string[] instanceExtensions, string[] deviceExtensions)
{
var proxy = DelegateProxies.Create(getProc, DelegateProxies.GRVkGetProcDelegateProxy, out var gch, out var ctx);
try {
var ie = instanceExtensions;
var de = deviceExtensions;
SkiaApi.gr_vk_extensions_init(Handle, proxy, (void *)ctx, vkInstance, vkPhysicalDevice, (uint)(ie?.Length ?? 0), ie, (uint)(de?.Length ?? 0), de);
} finally {
gch.Free();
}
}
public static void Initialize(this GRVkExtensions extensions, GRSharpVkGetProcedureAddressDelegate getProc, Instance instance, PhysicalDevice physicalDevice, string[] instanceExtensions, string[] deviceExtensions)
{
GRVkGetProcedureAddressDelegate proc = (name, inst, _) =>
{
if (inst != IntPtr.Zero && instance?.RawHandle.ToUInt64() != (ulong)inst.ToInt64())
{
throw new InvalidOperationException("Incorrect object for VkInstance.");
}
return(getProc?.Invoke(name, inst != IntPtr.Zero ? instance : null, null) ?? IntPtr.Zero);
};
extensions.Initialize(proc, (IntPtr)instance?.RawHandle.ToUInt64(), (IntPtr)physicalDevice?.RawHandle.ToUInt64(), instanceExtensions, deviceExtensions);
}
private void Initialize()
{
GRVkGetProcedureAddressDelegate getProc = GetVulkanProcAddress;
_grVkBackend = new GRVkBackendContext()
{
VkInstance = _surface.Device.Handle,
VkPhysicalDevice = _vulkanPlatformInterface.PhysicalDevice.Handle,
VkDevice = _surface.Device.Handle,
VkQueue = _surface.Device.Queue.Handle,
GraphicsQueueIndex = _vulkanPlatformInterface.PhysicalDevice.QueueFamilyIndex,
GetProcedureAddress = getProc
};
GrContext = GRContext.CreateVulkan(_grVkBackend);
var gpu = AvaloniaLocator.Current.GetService <VulkanSkiaGpu>();
if (gpu.MaxResourceBytes.HasValue)
{
GrContext.SetResourceCacheLimit(gpu.MaxResourceBytes.Value);
}
}
public void Initialize(GRVkGetProcedureAddressDelegate getProc, IntPtr vkInstance, IntPtr vkPhysicalDevice) => Initialize(getProc, vkInstance, vkPhysicalDevice, null, null);
