List <ImageData> InitializeSwapchainImages(Queue queue, CommandPool cmdPool, Image[] images, Format imageFormat) { var cmdBuffers = AllocateCommandBuffers(cmdPool, 1); var cmdBuffer = cmdBuffers.First(); var inheritanceInfo = new CommandBufferInheritanceInfo(); var beginInfo = new CommandBufferBeginInfo { InheritanceInfo = inheritanceInfo }; cmdBuffer.Begin(beginInfo); foreach (var img in images) { PipelineBarrierSetLayout(cmdBuffer, img, ImageLayout.Undefined, ImageLayout.PresentSrcKHR, AccessFlags.None, AccessFlags.None); } cmdBuffer.End(); var submitInfo = new SubmitInfo(null, null, new[] { cmdBuffer }, null); queue.Submit(new[] { submitInfo }); queue.WaitIdle(); device.FreeCommandBuffers(cmdPool, new[] { cmdBuffer }); var imageDatas = new List <ImageData>(); foreach (var img in images) { var imgData = new ImageData(); imgData.Image = img; imgData.Width = 800; imgData.Height = 600; imgData.View = CreateImageView(img, imageFormat); imageDatas.Add(imgData); } return(imageDatas); }
private void SetImageLayout(Image image, ImageAspectFlags imageAspect, ImageLayout oldLayout, ImageLayout newLayout) { if (setupCommanBuffer == CommandBuffer.Null) { // Create command buffer CommandBuffer setupCommandBuffer; var allocateInfo = new CommandBufferAllocateInfo { StructureType = StructureType.CommandBufferAllocateInfo, CommandPool = commandPool, Level = CommandBufferLevel.Primary, CommandBufferCount = 1, }; device.AllocateCommandBuffers(ref allocateInfo, &setupCommandBuffer); setupCommanBuffer = setupCommandBuffer; // Begin command buffer var inheritanceInfo = new CommandBufferInheritanceInfo { StructureType = StructureType.CommandBufferInheritanceInfo }; var beginInfo = new CommandBufferBeginInfo { StructureType = StructureType.CommandBufferBeginInfo, InheritanceInfo = new IntPtr(&inheritanceInfo) }; setupCommanBuffer.Begin(ref beginInfo); } var imageMemoryBarrier = new ImageMemoryBarrier { StructureType = StructureType.ImageMemoryBarrier, OldLayout = oldLayout, NewLayout = newLayout, Image = image, SubresourceRange = new ImageSubresourceRange(imageAspect, 0, 1, 0, 1) }; switch (newLayout) { case ImageLayout.TransferDestinationOptimal: imageMemoryBarrier.DestinationAccessMask = AccessFlags.TransferRead; break; case ImageLayout.ColorAttachmentOptimal: imageMemoryBarrier.DestinationAccessMask = AccessFlags.ColorAttachmentWrite; break; case ImageLayout.DepthStencilAttachmentOptimal: imageMemoryBarrier.DestinationAccessMask = AccessFlags.DepthStencilAttachmentWrite; break; case ImageLayout.ShaderReadOnlyOptimal: imageMemoryBarrier.DestinationAccessMask = AccessFlags.ShaderRead | AccessFlags.InputAttachmentRead; break; } var sourceStages = PipelineStageFlags.TopOfPipe; var destinationStages = PipelineStageFlags.TopOfPipe; setupCommanBuffer.PipelineBarrier(sourceStages, destinationStages, DependencyFlags.None, 0, null, 0, null, 1, &imageMemoryBarrier); }
private void SetImageLayout(Image image, ImageAspectFlags imageAspect, ImageLayout oldLayout, ImageLayout newLayout) { if (setupCommanBuffer == CommandBuffer.Null) { // Create command buffer CommandBuffer setupCommandBuffer; var allocateInfo = new CommandBufferAllocateInfo { StructureType = StructureType.CommandBufferAllocateInfo, CommandPool = commandPool, Level = CommandBufferLevel.Primary, CommandBufferCount = 1, }; device.AllocateCommandBuffers(ref allocateInfo, &setupCommandBuffer); setupCommanBuffer = setupCommandBuffer; // Begin command buffer var inheritanceInfo = new CommandBufferInheritanceInfo { StructureType = StructureType.CommandBufferInheritanceInfo }; var beginInfo = new CommandBufferBeginInfo { StructureType = StructureType.CommandBufferBeginInfo, InheritanceInfo = new IntPtr(&inheritanceInfo) }; setupCommanBuffer.Begin(ref beginInfo); } var imageMemoryBarrier = new ImageMemoryBarrier { StructureType = StructureType.ImageMemoryBarrier, OldLayout = oldLayout, NewLayout = newLayout, Image = image, SubresourceRange = new ImageSubresourceRange(imageAspect, 0, 1, 0, 1) }; switch (newLayout) { case ImageLayout.TransferDestinationOptimal: imageMemoryBarrier.DestinationAccessMask = AccessFlags.TransferRead; break; case ImageLayout.ColorAttachmentOptimal: imageMemoryBarrier.DestinationAccessMask = AccessFlags.ColorAttachmentWrite; break; case ImageLayout.DepthStencilAttachmentOptimal: imageMemoryBarrier.DestinationAccessMask = AccessFlags.DepthStencilAttachmentWrite; break; case ImageLayout.ShaderReadOnlyOptimal: imageMemoryBarrier.DestinationAccessMask = AccessFlags.ShaderRead | AccessFlags.InputAttachmentRead; break; } var sourceStages = PipelineStageFlags.TopOfPipe; var destinationStages = PipelineStageFlags.TopOfPipe; setupCommanBuffer.PipelineBarrier(sourceStages, destinationStages, DependencyFlags.None, 0, null, 0, null, 1, &imageMemoryBarrier); }