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XCSDD/docs/api/rhi/d3d12/swap-chain/get-current-back-buffer-index.md
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D3D12SwapChain::GetCurrentBackBufferIndex

函数签名

uint32_t GetCurrentBackBufferIndex() const override

中文描述

获取当前后台缓冲区的索引。

返回值

uint32_t - 当前后台缓冲区索引

复杂度

O(1)

示例

uint32_t index = swapChain->GetCurrentBackBufferIndex();

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