void initUISurface()
{
uiImage?.Dispose();
vkvgSurf?.Dispose();
vkvgSurf = new vkvg.Surface(vkvgDev, (int)swapChain.Width, (int)swapChain.Height);
uiImage = new Image(dev, new VkImage((ulong)vkvgSurf.VkImage.ToInt64()), VkFormat.B8g8r8a8Unorm,
VkImageUsageFlags.ColorAttachment, (uint)vkvgSurf.Width, (uint)vkvgSurf.Height);
uiImage.CreateView(VkImageViewType.ImageView2D, VkImageAspectFlags.Color);
uiImage.CreateSampler(VkFilter.Nearest, VkFilter.Nearest, VkSamplerMipmapMode.Nearest, VkSamplerAddressMode.ClampToBorder);
uiImage.Descriptor.imageLayout = VkImageLayout.ShaderReadOnlyOptimal;
}
void recreateSurface()
{
vkvgImage?.Dispose();
vkvgSurf?.Dispose();
vkvgSurf = new vkvg.Surface(vkvgDev, (int)swapChain.Width, (int)swapChain.Height);
vkvgSurf.Clear();
vkvgImage = new Image(dev, new VkImage((ulong)vkvgSurf.VkImage.ToInt64()), VkFormat.B8g8r8a8Unorm,
VkImageUsageFlags.ColorAttachment, (uint)vkvgSurf.Width, (uint)vkvgSurf.Height);
vkvgImage.CreateView(VkImageViewType.ImageView2D, VkImageAspectFlags.Color);
vkvgImage.CreateSampler(VkFilter.Nearest, VkFilter.Nearest, VkSamplerMipmapMode.Nearest, VkSamplerAddressMode.ClampToBorder);
recreateSurfaceStatus = false;
}
protected override void OnResize()
{
base.OnResize();
dev.WaitIdle();
vkvgSurf?.Dispose();
vkvgSurf = new vkvg.Surface(vkvgDev, (int)Width, (int)Height);
vkvgSurf.Clear();
VkImage srcImg = new VkImage((ulong)vkvgSurf.VkImage.ToInt64());
for (int i = 0; i < swapChain.ImageCount; ++i)
{
cmds[i] = cmdPool.AllocateCommandBuffer();
cmds[i].Start();
Utils.setImageLayout(cmds[i].Handle, swapChain.images[i].Handle, VkImageAspectFlags.Color,
VkImageLayout.Undefined, VkImageLayout.TransferDstOptimal,
VkPipelineStageFlags.BottomOfPipe, VkPipelineStageFlags.Transfer);
Utils.setImageLayout(cmds[i].Handle, srcImg, VkImageAspectFlags.Color,
VkImageLayout.ColorAttachmentOptimal, VkImageLayout.TransferSrcOptimal,
VkPipelineStageFlags.ColorAttachmentOutput, VkPipelineStageFlags.Transfer);
VkImageSubresourceLayers imgSubResLayer = new VkImageSubresourceLayers
{
aspectMask = VkImageAspectFlags.Color,
mipLevel = 0,
baseArrayLayer = 0,
layerCount = 1
};
VkImageCopy cregion = new VkImageCopy
{
srcSubresource = imgSubResLayer,
srcOffset = default,
protected override void OnResize()
{
vkvgImage?.Dispose();
vkvgSurf?.Dispose();
vkvgSurf = new vkvg.Surface(vkvgDev, (int)swapChain.Width, (int)swapChain.Height);
vkvgImage = new Image(dev, new VkImage((ulong)vkvgSurf.VkImage.ToInt64()), VkFormat.B8g8r8a8Unorm,
VkImageUsageFlags.ColorAttachment, (uint)vkvgSurf.Width, (uint)vkvgSurf.Height);
vkvgImage.CreateView(VkImageViewType.ImageView2D, VkImageAspectFlags.Color);
vkvgImage.CreateSampler(VkFilter.Nearest, VkFilter.Nearest, VkSamplerMipmapMode.Nearest, VkSamplerAddressMode.ClampToBorder);
vkvgImage.Descriptor.imageLayout = VkImageLayout.ShaderReadOnlyOptimal;
DescriptorSetWrites uboUpdate = new DescriptorSetWrites(dsMats, descLayoutMatrix.Bindings[1]);
uboUpdate.Write(dev, vkvgImage.Descriptor);
updateMatrices();
if (frameBuffers != null)
{
for (int i = 0; i < swapChain.ImageCount; ++i)
{
frameBuffers[i]?.Dispose();
}
}
frameBuffers = new Framebuffer[swapChain.ImageCount];
for (int i = 0; i < swapChain.ImageCount; ++i)
{
frameBuffers[i] = new Framebuffer(pipeline.RenderPass, swapChain.Width, swapChain.Height,
(pipeline.Samples == VkSampleCountFlags.SampleCount1) ? new Image[] {
swapChain.images[i],
null
} : new Image[] {
null,
null,
swapChain.images[i]
});
frameBuffers[i].SetName("main FB " + i);
}
buildCommandBuffers();
}