public void Apply(CommandList commandList, ResourceGroup[] resourceGroups, int resourceGroupsOffset)
{
if (resourceGroupBindings.Length == 0)
return;
var resourceGroupBinding = Interop.Pin(ref resourceGroupBindings[0]);
for (int i = 0; i < resourceGroupBindings.Length; i++, resourceGroupBinding = Interop.IncrementPinned(resourceGroupBinding))
{
var resourceGroup = resourceGroups[resourceGroupsOffset + i];
// Upload cbuffer (if not done yet)
if (resourceGroupBinding.ConstantBufferSlot != -1 && resourceGroup != null && resourceGroup.ConstantBuffer.Data != IntPtr.Zero)
{
var preallocatedBuffer = resourceGroup.ConstantBuffer.Buffer;
bool needUpdate = true;
if (preallocatedBuffer == null)
preallocatedBuffer = resourceGroupBinding.ConstantBufferPreallocated; // If it's preallocated buffer, we always upload
else if (resourceGroup.ConstantBuffer.Uploaded)
needUpdate = false; // If it's not preallocated and already uploaded, we can avoid uploading it again
else
resourceGroup.ConstantBuffer.Uploaded = true; // First time it is uploaded
if (needUpdate)
{
var mappedConstantBuffer = commandList.MapSubresource(preallocatedBuffer, 0, MapMode.WriteDiscard);
Utilities.CopyMemory(mappedConstantBuffer.DataBox.DataPointer, resourceGroup.ConstantBuffer.Data, resourceGroup.ConstantBuffer.Size);
commandList.UnmapSubresource(mappedConstantBuffer);
}
resourceGroup.DescriptorSet.SetConstantBuffer(resourceGroupBinding.ConstantBufferSlot, preallocatedBuffer, 0, resourceGroup.ConstantBuffer.Size);
}
}
}
public EffectParameterUpdater(EffectParameterUpdaterLayout updaterLayout, ParameterCollection parameters) : this()
{
this.updaterLayout = updaterLayout;
this.resourceGroups = new ResourceGroup[updaterLayout.Layouts.Length];
for (int i = 0; i < resourceGroups.Length; ++i)
resourceGroups[i] = new ResourceGroup();
parameters.UpdateLayout(updaterLayout.ParameterCollectionLayout);
}
public RenderNode(RenderObject renderObject, RenderView renderView, ViewObjectNodeReference viewObjectNode, RenderStage renderStage)
{
RenderObject = renderObject;
RenderView = renderView;
ViewObjectNode = viewObjectNode;
EffectObjectNode = EffectObjectNodeReference.Invalid;
RenderStage = renderStage;
RenderEffect = null;
Resources = null;
}
public ResourceGroup AllocateResourceGroup()
{
ResourceGroup resourceGroup;
if (++currentResourceGroupPoolIndex >= resourceGroupPool.Count)
{
resourceGroupPool.Add(resourceGroup = new ResourceGroup());
}
else
{
resourceGroup = resourceGroupPool[currentResourceGroupPoolIndex];
// Clear object
resourceGroup.DescriptorSet = default(DescriptorSet);
resourceGroup.ConstantBuffer = default(BufferPoolAllocationResult);
}
return resourceGroup;
}
public void PrepareResourceGroup(ResourceGroupLayout resourceGroupLayout, BufferPoolAllocationType constantBufferAllocationType, ResourceGroup resourceGroup)
{
if (resourceGroup == null)
throw new InvalidOperationException();
resourceGroup.DescriptorSet = DescriptorSet.New(graphicsDevice, currentDescriptorPool, resourceGroupLayout.DescriptorSetLayout);
if (!resourceGroup.DescriptorSet.IsValid)
{
SetupNextDescriptorPool();
resourceGroup.DescriptorSet = DescriptorSet.New(graphicsDevice, currentDescriptorPool, resourceGroupLayout.DescriptorSetLayout);
}
if (resourceGroupLayout.ConstantBufferSize > 0)
{
if (currentBufferPool == null || !currentBufferPool.CanAllocate(resourceGroupLayout.ConstantBufferSize))
{
SetupNextBufferPool();
}
currentBufferPool.Allocate(graphicsDevice, resourceGroupLayout.ConstantBufferSize, constantBufferAllocationType, ref resourceGroup.ConstantBuffer);
}
}
public void PrepareResourceGroup(ResourceGroupLayout resourceGroupLayout, BufferPoolAllocationType constantBufferAllocationType, ResourceGroup resourceGroup)
{
if (resourceGroup == null)
{
throw new InvalidOperationException();
}
resourceGroup.DescriptorSet = DescriptorSet.New(graphicsDevice, currentDescriptorPool, resourceGroupLayout.DescriptorSetLayout);
if (!resourceGroup.DescriptorSet.IsValid)
{
SetupNextDescriptorPool();
resourceGroup.DescriptorSet = DescriptorSet.New(graphicsDevice, currentDescriptorPool, resourceGroupLayout.DescriptorSetLayout);
}
if (resourceGroupLayout.ConstantBufferSize > 0)
{
if (!currentBufferPool.CanAllocate(resourceGroupLayout.ConstantBufferSize))
{
SetupNextBufferPool();
}
currentBufferPool.Allocate(graphicsDevice, resourceGroupLayout.ConstantBufferSize, constantBufferAllocationType, ref resourceGroup.ConstantBuffer);
}
}
