private async void GpuViewHost_ChildChanged(object sender, EventArgs e)
{
WindowsXamlHost windowsXamlHost = (WindowsXamlHost)sender;
SwapChainPanel swapChainPanel = (SwapChainPanel)windowsXamlHost.Child;
GpuView = swapChainPanel;
Gpu = new Gpu();
#if DEBUG
Gpu.EnableD3D12DebugLayer();
#endif
GpuView.Width = this.Width;
GpuView.Height = this.Height;
await Init();
SizeChanged += MainWindow_SizeChanged;
GpuFence fence = Device.DefaultQueue.CreateFence();
UInt64 currentFenceValue = 0;
while (true)
{
if (SwapChain == null)
{
SwapChainDescriptor = new GpuSwapChainDescriptor(GpuTextureFormat.BGRA8UNorm, (uint)GpuView.Width, (uint)GpuView.Height);
SwapChain = Device.ConfigureSwapChainForSwapChainPanel(SwapChainDescriptor, GpuView);
DepthTexture = Device.CreateTexture(new GpuTextureDescriptor(new GpuExtend3DDict {
Width = SwapChainDescriptor.Width, Height = SwapChainDescriptor.Height, Depth = 1
}, GpuTextureFormat.Depth24PlusStencil8, GpuTextureUsageFlags.OutputAttachment));
}
DrawFrame();
var fenceValueWaitFor = ++currentFenceValue;
Device.DefaultQueue.Signal(fence, fenceValueWaitFor);
await fence.OnCompletionAsync(fenceValueWaitFor);
}
}
private async void Page_Loaded(object sender, RoutedEventArgs e)
{
await Init();
GpuFence fence = Device.DefaultQueue.CreateFence();
UInt64 currentFenceValue = 0;
while (true)
{
if (SwapChain == null)
{
SwapChainDescriptor = new GpuSwapChainDescriptor(GpuTextureFormat.BGRA8UNorm, (uint)GpuView.Width, (uint)GpuView.Height);
SwapChain = Device.ConfigureSwapChainForSwapChainPanel(SwapChainDescriptor, GpuView);
DepthTexture = Device.CreateTexture(new GpuTextureDescriptor(new GpuExtend3DDict {
Width = SwapChainDescriptor.Width, Height = SwapChainDescriptor.Height, Depth = 1
}, GpuTextureFormat.Depth24PlusStencil8, GpuTextureUsageFlags.OutputAttachment));
CubeTexture = Device.CreateTexture(new GpuTextureDescriptor(new GpuExtend3DDict {
Width = SwapChainDescriptor.Width, Height = SwapChainDescriptor.Height, Depth = 1
}, GpuTextureFormat.BGRA8UNorm, GpuTextureUsageFlags.Sampled | GpuTextureUsageFlags.CopyDst));
UniformBindGroup = Device.CreateBindGroup(new GpuBindGroupDescriptor(UniformBindGroupLayout, new GpuBindGroupEntry[]
{
new GpuBindGroupEntry(0, new GpuBufferBinding(UniformBuffer, UniformBufferSize)),
new GpuBindGroupEntry(1, Sampler),
new GpuBindGroupEntry(2, CubeTexture.CreateView())
}));
}
DrawFrame();
var fenceValueWaitFor = ++currentFenceValue;
Device.DefaultQueue.Signal(fence, fenceValueWaitFor);
await fence.OnCompletionAsync(fenceValueWaitFor);
}
}
private async void Page_Loaded(object sender, RoutedEventArgs e)
{
await Init();
GpuFence fence = Device.DefaultQueue.CreateFence();
UInt64 currentFenceValue = 0;
while (true)
{
if (SwapChain == null)
{
SwapChainDescriptor = new GpuSwapChainDescriptor(SwapChainFormat, (uint)GpuView.Width, (uint)GpuView.Height);
SwapChain = Device.ConfigureSwapChainForSwapChainPanel(SwapChainDescriptor, GpuView);
var texture = Device.CreateTexture(new GpuTextureDescriptor(new GpuExtend3DDict {
Width = SwapChainDescriptor.Width, Height = SwapChainDescriptor.Height, Depth = 1
}, SwapChainFormat, GpuTextureUsageFlags.OutputAttachment)
{
SampleCount = SampleCount
});
Attachment = texture.CreateView();
}
DrawFrame();
var fenceValueWaitFor = ++currentFenceValue;
Device.DefaultQueue.Signal(fence, fenceValueWaitFor);
await fence.OnCompletionAsync(fenceValueWaitFor);
}
}
private async void Page_Loaded(object sender, RoutedEventArgs e)
{
await Init();
GpuFence fence = Device.DefaultQueue.CreateFence();
UInt64 currentFenceValue = 0;
DateTime? previousFrameDateTime = null;
double frameTimeAverage = 0;
double doDrawTimeAverage = 0;
Configure configure;
while (true)
{
if (CurrentConfigure == null)
{
Settings settings = new Settings
{
DynmicOffsets = ViewModel.DynamicOffsets,
NumTriangles = (uint)ViewModel.NumTriangles,
RenderBundles = ViewModel.RenderBundles
};
configure = CurrentConfigure = new Configure(Device, settings, BindGroupLayout, DynamicBindGroupLayout, TimeBindGroupLayout, Pipeline, DynamicPipeline, VertexBuffer, SwapChainFormat);
}
else
{
configure = CurrentConfigure;
}
if (SwapChain == null)
{
SwapChainDescriptor = new GpuSwapChainDescriptor(SwapChainFormat, (uint)GpuView.Width, (uint)GpuView.Height);
SwapChain = Device.ConfigureSwapChainForSwapChainPanel(SwapChainDescriptor, GpuView);
previousFrameDateTime = null;
}
var now = DateTime.Now;
TimeSpan frameTime = TimeSpan.FromMilliseconds(0);
if (previousFrameDateTime != null)
{
frameTime = now - previousFrameDateTime.Value;
}
previousFrameDateTime = now;
var start = DateTime.Now;
configure.DoDraw(now, SwapChain);
var doDrawTimeSpan = DateTime.Now - start;
var w = 0.2;
frameTimeAverage = (1 - w) * frameTimeAverage + w * frameTime.TotalMilliseconds;
doDrawTimeAverage = (1 - w) * doDrawTimeAverage + w * doDrawTimeSpan.TotalMilliseconds;
ViewModel.FrameTimeAverage = (float)frameTimeAverage;
ViewModel.CpuTimeAverage = (float)doDrawTimeAverage;
SwapChain.Present();
var fenceValueWaitFor = ++currentFenceValue;
Device.DefaultQueue.Signal(fence, fenceValueWaitFor);
await fence.OnCompletionAsync(fenceValueWaitFor);
}
}
private async void Page_Loaded(object sender, RoutedEventArgs e)
{
await Init();
GpuFence fence = Device.DefaultQueue.CreateFence();
UInt64 currentFenceValue = 0;
while (true)
{
if (SwapChain == null)
{
SwapChainDescriptor = new GpuSwapChainDescriptor(SwapChainFormat, (uint)GpuView.Width, (uint)GpuView.Height);
SwapChain = Device.ConfigureSwapChainForSwapChainPanel(SwapChainDescriptor, GpuView);
}
DrawFrame();
var fenceValueWaitFor = ++currentFenceValue;
Device.DefaultQueue.Signal(fence, fenceValueWaitFor);
await fence.OnCompletionAsync(fenceValueWaitFor);
}
}
