protected virtual void Draw(Timer timer)
{
// Acquire an index of drawing image for this frame.
int imageIndex = Swapchain.AcquireNextImage(semaphore: ImageAvailableSemaphore);
// Submit recorded commands to graphics queue for execution.
Context.GraphicsQueue.Submit(
ImageAvailableSemaphore,
PipelineStages.ColorAttachmentOutput,
CommandBuffers[imageIndex],
RenderingFinishedSemaphore
);
// Present the color output to screen.
Context.PresentQueue.PresentKhr(RenderingFinishedSemaphore, Swapchain, imageIndex);
}
private void DrawFrame()
{
uint nextImage = swapChain.AcquireNextImage(uint.MaxValue, imageAvailableSemaphore, null);
graphicsQueue.Submit(
new SubmitInfo
{
CommandBuffers = new[] { commandBuffers[nextImage] },
SignalSemaphores = new[] { renderFinishedSemaphore },
WaitDestinationStageMask = new[] { PipelineStageFlags.ColorAttachmentOutput },
WaitSemaphores = new[] { imageAvailableSemaphore }
},
null
);
presentQueue.Present(renderFinishedSemaphore, swapChain, nextImage, new Result[1]);
}
protected override void Draw(Timer timer)
{
// Acquire an index of drawing image for this frame.
int imageIndex = Swapchain.AcquireNextImage(semaphore: ImageAvailableSemaphore);
// Use a fence to wait until the command buffer has finished execution before using it again
SubmitFences[imageIndex].Wait();
SubmitFences[imageIndex].Reset();
// Submit recorded commands to graphics queue for execution.
Context.GraphicsQueue.Submit(
ImageAvailableSemaphore,
PipelineStages.Transfer,
CommandBuffers[imageIndex],
RenderingFinishedSemaphore,
SubmitFences[imageIndex]
);
// Present the color output to screen.
Context.PresentQueue.PresentKhr(RenderingFinishedSemaphore, Swapchain, imageIndex);
}
protected void prepareFrame()
{
// Acquire the next image from the swap chaing
Util.CheckResult(Swapchain.AcquireNextImage(semaphores[0].PresentComplete, ref currentBuffer));
}
/// <summary>
/// Acqure a new swapchain image and signal ImageAvailableSemaphore when done
/// </summary>
/// <returns></returns>
public int NextSwapchainImage()
{
return(Swapchain.AcquireNextImage(semaphore: ImageAvailableSemaphore));
}
protected void prepareFrame()
{
// Acquire the next image from the swap chaing
Swapchain.AcquireNextImage(((Semaphores *)semaphores.header)[0].PresentComplete, ref currentBuffer);
}