private unsafe void DrawFrame(double obj)
{
var fence = _inFlightFences[_currentFrame];
_vk.WaitForFences(_device, 1, in fence, Vk.True, ulong.MaxValue);
uint imageIndex;
Result result = _vkSwapchain.AcquireNextImage
(_device, _swapchain, ulong.MaxValue, _imageAvailableSemaphores[_currentFrame], default, &imageIndex);
private void Render()
{
_renderGraph.PreRun(_currentFrame);
var currentFrame = _frames[_currentFrame];
var waitCode = _vk.WaitForFences(_logicalDevice, 1, currentFrame.RenderFence, true, ulong.MaxValue);
waitCode.ThrowCode();
_vk.ResetFences(_logicalDevice, 1, currentFrame.RenderFence);
var aquireSemaphore = currentFrame.AquireSemaphore;
uint imageIndex = 0;
_khrSwapchain.AcquireNextImage(_logicalDevice, _swapchain, UInt64.MaxValue, aquireSemaphore, default,
private unsafe void DrawFrame(double delta)
{
// Make sure ImGui is up-to-date before rendering
_imGuiController.Update((float)delta);
// This is where you'll tell ImGui what to draw.
// For now, we'll just show their built-in demo window.
ImGuiNET.ImGui.ShowDemoWindow();
var fence = _inFlightFences[_currentFrame];
_vk.WaitForFences(_device, 1, in fence, Vk.True, ulong.MaxValue);
uint imageIndex;
Result result = _vkSwapchain.AcquireNextImage
(_device, _swapchain, ulong.MaxValue, _imageAvailableSemaphores[_currentFrame], default, &imageIndex);
internal VulkanCommandBufferPool.VulkanCommandBuffer StartPresentation()
{
_nextImage = 0;
while (true)
{
var acquireResult = _swapchainExtension.AcquireNextImage(
_device.InternalHandle,
_swapchain,
ulong.MaxValue,
_semaphorePair.ImageAvailableSemaphore,
new Fence(),
ref _nextImage);
if (acquireResult == Result.ErrorOutOfDateKhr ||
acquireResult == Result.SuboptimalKhr)
{
Recreate();
}
else
{
acquireResult.ThrowOnError();
break;
}
}
var commandBuffer = CommandBufferPool.CreateCommandBuffer();
commandBuffer.BeginRecording();
VulkanMemoryHelper.TransitionLayout(_device, commandBuffer.InternalHandle,
_swapchainImages[_nextImage], ImageLayout.Undefined,
AccessFlags.AccessNoneKhr,
ImageLayout.TransferDstOptimal,
AccessFlags.AccessTransferWriteBit,
1);
return(commandBuffer);
}