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D3D12_GLOBAL_BARRIER structure (d3d12.h)

  • Article

Describes a resource memory access barrier. Used by global, texture, and buffer barriers to indicate when resource memory must be made visible for a specific access type.

Syntax

typedef struct D3D12_GLOBAL_BARRIER {
  D3D12_BARRIER_SYNC   SyncBefore;
  D3D12_BARRIER_SYNC   SyncAfter;
  D3D12_BARRIER_ACCESS AccessBefore;
  D3D12_BARRIER_ACCESS AccessAfter;
} D3D12_GLOBAL_BARRIER;

Members

SyncBefore

Synchronization scope of all preceding GPU work that must be completed before executing the barrier.

SyncAfter

Synchronization scope of all subsequent GPU work that must wait until the barrier execution is finished.

AccessBefore

Access bits corresponding with any relevant resource usage since the preceding barrier or the start of ExecuteCommandLists scope.

AccessAfter

Access bits corresponding with any relevant resource usage after the barrier completes.

Requirements

Requirement Value
Header d3d12.h