private ResourceBarrier(
D3D12_RESOURCE_BARRIER_FLAGS flags,
GpuResource?resource
)
{
Unsafe.SkipInit(out Barrier);
Barrier.Type = D3D12_RESOURCE_BARRIER_TYPE.D3D12_RESOURCE_BARRIER_TYPE_UAV;
Barrier.Flags = flags;
Barrier.Anonymous.UAV.pResource = resource is null ? null : resource.GetResourcePointer();
}
private ResourceBarrier(
D3D12_RESOURCE_BARRIER_FLAGS flags,
GpuResource?srcResource,
GpuResource?destResource
)
{
Unsafe.SkipInit(out Barrier);
Barrier.Type = D3D12_RESOURCE_BARRIER_TYPE.D3D12_RESOURCE_BARRIER_TYPE_ALIASING;
Barrier.Flags = flags;
Barrier.Anonymous.Aliasing.pResourceBefore = srcResource is null ? null : srcResource.GetResourcePointer();
Barrier.Anonymous.Aliasing.pResourceAfter = destResource is null ? null : destResource.GetResourcePointer();
}
private ResourceBarrier(
D3D12_RESOURCE_BARRIER_FLAGS flags,
GpuResource resource,
ResourceState before,
ResourceState after,
uint subresource
)
{
Unsafe.SkipInit(out Barrier);
Barrier.Type = D3D12_RESOURCE_BARRIER_TYPE.D3D12_RESOURCE_BARRIER_TYPE_TRANSITION;
Barrier.Flags = flags;
Barrier.Anonymous.Transition.pResource = resource.GetResourcePointer();
Barrier.Anonymous.Transition.StateBefore = (D3D12_RESOURCE_STATES)before;
Barrier.Anonymous.Transition.StateAfter = (D3D12_RESOURCE_STATES)after;
Barrier.Anonymous.Transition.Subresource = subresource;
}
public static D3D12_RESOURCE_BARRIER InitTransition(ID3D12Resource *pResource, D3D12_RESOURCE_STATES stateBefore, D3D12_RESOURCE_STATES stateAfter, uint subresource = D3D12_RESOURCE_BARRIER_ALL_SUBRESOURCES, D3D12_RESOURCE_BARRIER_FLAGS flags = D3D12_RESOURCE_BARRIER_FLAG_NONE)
{
D3D12_RESOURCE_BARRIER result = default;
result.Type = D3D12_RESOURCE_BARRIER_TYPE_TRANSITION;
result.Flags = flags;
result.Anonymous.Transition.pResource = pResource;
result.Anonymous.Transition.StateBefore = stateBefore;
result.Anonymous.Transition.StateAfter = stateAfter;
result.Anonymous.Transition.Subresource = subresource;
return(result);
}
