/// <summary>
/// Initialize the graphic library.
/// </summary>
public override void Initialize()
{
base.Initialize();
// - Create a Vulkan instance, this instance must be alive during all the game execution
Library.Initialize(TargetSurface);
// - Makes a new device manager
PhysicalDevice.Initialize(TargetSurface);
// - Initialize the physical device on this drawing area
GraphicDevice.Initialize();
// - Initialize index and vert manager
VertexManager.Setup();
IndexManager.Setup();
// - Makes syncronization semaphores and fances CPU<->GPU
for (int i = 0; i < MaxFrameInFlight; ++i)
{
CommandBuffers.Add(null);
Commands.Add(GraphicDevice.Handle.CreateCommandPool(GraphicDevice.GraphicQueueIndex, CommandPoolCreateFlags.ResetCommandBuffer));
ImageAvailableSemaphores.Add(GraphicDevice.Handle.CreateSemaphore());
RenderFinishedSemaphores.Add(GraphicDevice.Handle.CreateSemaphore());
InFlightFences.Add(GraphicDevice.Handle.CreateFence(FenceCreateFlags.Signaled));
}
}
public bool AddDrawCommand(GlobalGeometryPartBlockNew part, Bucket sourceBucket, InstanceInfo instanceInfo)
{
var primitiveType =
part.GlobalGeometryPartNewFlags.HasFlag(
GlobalGeometryPartBlockNew.Flags.OverrideTriangleList)
? PrimitiveType.Triangles
: PrimitiveType.TriangleStrip;
if (primitiveType != PrimitiveType)
{
return(false);
}
if (sourceBucket != SourceBucket)
{
return(false);
}
var locations = sourceBucket[part];
var command = new DrawIndirectCmd(
part.StripLength,
instanceInfo.Count,
// Divide by two because this is an offset and we need an index
locations.IndexBaseOffset / sizeof(ushort) + part.StripStartIndex,
locations.VertexBaseOffset,
instanceInfo.BaseInstance);
CommandBuffers.Add(command);
return(true);
}
/// <summary>
/// Get the command buffer created for a registered image
/// </summary>
/// <param name="image"></param>
/// <returns></returns>
public CommandBuffer GetCommandBuffer(VKImage image)
{
// Check arguments
if (image is null)
{
throw new ArgumentNullException(nameof(image));
}
if (CommandBuffers.TryGetValue(image, out var buffer))
{
return(buffer);
}
return(RegisterImage(image));
}
/// <summary>
/// Unregister an image from the effect
/// </summary>
/// <param name="image"></param>
public void UnregisterImage(VKImage image)
{
// Check arguments
if (image is null)
{
throw new ArgumentNullException(nameof(image));
}
// Check if active
if (!Active)
{
throw new InvalidOperationException("Effect is not active");
}
// Call OnUnregisterImage and unregister command buffer
Graphics.Device.WaitIdle();
OnUnregisterImage(image);
CommandBuffers[image].Dispose();
CommandBuffers.Remove(image);
}
/// <summary>
/// Register an image for rendering to
/// </summary>
/// <param name="image"></param>
public CommandBuffer RegisterImage(VKImage image)
{
// Check arguments
if (image is null)
{
throw new ArgumentNullException(nameof(image));
}
// Check if active
if (!Active)
{
throw new InvalidOperationException("Effect is not active");
}
// Create new command buffer, register the image, and reord the command buffer
var cmd = Graphics.GraphicsQueueFamily.CreateCommandBuffers(CommandBufferLevel.Primary, 1)[0];
CommandBuffers.Add(image, cmd);
OnRegisterImage(image);
OnRecordCommandBuffer(image, cmd);
return(cmd);
}
public void Clear( )
{
CommandBuffers.Clear( );
}
