public void Dispose()
{
ThrowIfDisposed();
buffer.Dispose();
memory.Free();
disposed = true;
}
// ALWAYS call base.Dispose(disposing)
protected virtual void Dispose(bool disposing)
{
if (disposing)
{
VkBuffer.Dispose();
VkMemory?.Dispose();
}
}
public void Dispose()
{
Fence?.Dispose();
Memory.Dispose();
Buffer.Dispose();
if (WriteUsingStagingBuffer)
{
StagingMemory?.Dispose();
StagingBuffer?.Dispose();
StagingCommandBuffer?.Dispose();
}
}
internal static VKBuffer Storage <T>(Context ctx, T[] data) where T : struct
{
long size = data.Length * Interop.SizeOf <T>();
// Create a staging buffer that is writable by host.
VulkanCore.Buffer stagingBuffer = ctx.Device.CreateBuffer(new BufferCreateInfo(size, BufferUsages.TransferSrc));
MemoryRequirements stagingReq = stagingBuffer.GetMemoryRequirements();
int stagingMemoryTypeIndex = ctx.MemoryProperties.MemoryTypes.IndexOf(
stagingReq.MemoryTypeBits,
MemoryProperties.HostVisible | MemoryProperties.HostCoherent);
DeviceMemory stagingMemory = ctx.Device.AllocateMemory(new MemoryAllocateInfo(stagingReq.Size, stagingMemoryTypeIndex));
IntPtr vertexPtr = stagingMemory.Map(0, stagingReq.Size);
Interop.Write(vertexPtr, data);
stagingMemory.Unmap();
stagingBuffer.BindMemory(stagingMemory);
// Create a device local buffer where the data will be copied.
VulkanCore.Buffer buffer = ctx.Device.CreateBuffer(new BufferCreateInfo(size, BufferUsages.VertexBuffer | BufferUsages.StorageBuffer | BufferUsages.TransferDst));
MemoryRequirements req = buffer.GetMemoryRequirements();
int memoryTypeIndex = ctx.MemoryProperties.MemoryTypes.IndexOf(
req.MemoryTypeBits,
MemoryProperties.DeviceLocal);
DeviceMemory memory = ctx.Device.AllocateMemory(new MemoryAllocateInfo(req.Size, memoryTypeIndex));
buffer.BindMemory(memory);
// Copy the data from staging buffers to device local buffers.
CommandBuffer cmdBuffer = ctx.GraphicsCommandPool.AllocateBuffers(new CommandBufferAllocateInfo(CommandBufferLevel.Primary, 1))[0];
cmdBuffer.Begin(new CommandBufferBeginInfo(CommandBufferUsages.OneTimeSubmit));
cmdBuffer.CmdCopyBuffer(stagingBuffer, buffer, new BufferCopy(size));
cmdBuffer.End();
// Submit.
Fence fence = ctx.Device.CreateFence();
ctx.GraphicsQueue.Submit(new SubmitInfo(commandBuffers: new[] { cmdBuffer }), fence);
fence.Wait();
// Cleanup.
fence.Dispose();
cmdBuffer.Dispose();
stagingBuffer.Dispose();
stagingMemory.Dispose();
return(new VKBuffer(ctx, buffer, memory, null, data.Length, size));
}
public void Cleanup()
{
/*
* Clean up all Vulkan Resources.
*/
bufferMemory.Dispose();
buffer.Dispose();
computeShaderModule.Dispose();
descriptorPool.Dispose();
descriptorSetLayout.Dispose();
pipelineLayout.Dispose();
foreach (Pipeline pipeline in pipelines)
{
pipeline.Dispose();
}
commandPool.Dispose();
device.Dispose();
instance.Dispose();
}
