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XCSDD/docs/api/rhi/buffer/map.md
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RHIBuffer::Map

virtual void* Map() = 0;

映射缓冲区内存到 CPU 可访问空间。

返回: 指向缓冲区数据的指针

复杂度: O(1)

示例:

void* data = buffer->Map();
if (data) {
    memcpy(data, vertexData, bufferSize);
    buffer->Unmap();
}

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