public void VkGpuSurfaceIsCreated()
{
using var ctx = CreateVkContext();
using var grVkBackendContext = new GRVkBackendContext
{
VkInstance = (IntPtr)ctx.Instance.RawHandle.ToUInt64(),
VkPhysicalDevice = (IntPtr)ctx.PhysicalDevice.RawHandle.ToUInt64(),
VkDevice = (IntPtr)ctx.Device.RawHandle.ToUInt64(),
VkQueue = (IntPtr)ctx.GraphicsQueue.RawHandle.ToUInt64(),
GraphicsQueueIndex = ctx.GraphicsFamily,
GetProcedureAddress = ctx.GetProc
};
Assert.NotNull(grVkBackendContext);
using var grContext = GRContext.CreateVulkan(grVkBackendContext);
using var surface = SKSurface.Create(grContext, true, new SKImageInfo(100, 100));
Assert.NotNull(surface);
var canvas = surface.Canvas;
Assert.NotNull(canvas);
canvas.Clear(SKColors.Transparent);
canvas.Flush();
}
public VulkanContext()
{
// Try everything in separate try-catch blocks to provide some accuracy in error reporting
try
{
_vulkanContext = new Win32VkContext();
}
catch (Exception e)
{
throw new ArtemisGraphicsContextException("Failed to create Vulkan context", e);
}
try
{
_vulkanBackendContext = new GRVkBackendContext
{
VkInstance = (IntPtr)_vulkanContext.Instance.RawHandle.ToUInt64(),
VkPhysicalDevice = (IntPtr)_vulkanContext.PhysicalDevice.RawHandle.ToUInt64(),
VkDevice = (IntPtr)_vulkanContext.Device.RawHandle.ToUInt64(),
VkQueue = (IntPtr)_vulkanContext.GraphicsQueue.RawHandle.ToUInt64(),
GraphicsQueueIndex = _vulkanContext.GraphicsFamily,
GetProcedureAddress = _vulkanContext.GetProc
};
}
catch (Exception e)
{
throw new ArtemisGraphicsContextException("Failed to create Vulkan backend context", e);
}
try
{
GraphicsContext = GRContext.CreateVulkan(_vulkanBackendContext);
if (GraphicsContext == null)
{
throw new ArtemisGraphicsContextException("GRContext.CreateVulkan returned null");
}
}
catch (Exception e)
{
throw new ArtemisGraphicsContextException("Failed to create Vulkan graphics context", e);
}
GraphicsContext.Flush();
}
public void CreateVkContextIsValid()
{
using var ctx = CreateVkContext();
using var grVkBackendContext = new GRVkBackendContext
{
VkInstance = (IntPtr)ctx.Instance.RawHandle.ToUInt64(),
VkPhysicalDevice = (IntPtr)ctx.PhysicalDevice.RawHandle.ToUInt64(),
VkDevice = (IntPtr)ctx.Device.RawHandle.ToUInt64(),
VkQueue = (IntPtr)ctx.GraphicsQueue.RawHandle.ToUInt64(),
GraphicsQueueIndex = ctx.GraphicsFamily,
GetProcedureAddress = ctx.GetProc
};
Assert.NotNull(grVkBackendContext);
using var grContext = GRContext.CreateVulkan(grVkBackendContext);
Assert.NotNull(grContext);
}
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);
}
}
