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XCSDD/docs/api/rhi/d3d12/pipeline-state/create-input-element.md
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D3D12PipelineState::CreateInputElement

函数签名

static D3D12_INPUT_ELEMENT_DESC CreateInputElement(
    const char* semanticName,
    uint32_t semanticIndex,
    Format format,
    uint32_t inputSlot,
    uint32_t alignedByteOffset)

static D3D12_INPUT_ELEMENT_DESC CreateInputElement(
    const char* semanticName,
    uint32_t semanticIndex,
    Format format,
    uint32_t inputSlot)

中文描述

创建输入元素描述符,用于定义顶点缓冲区的数据布局。

参数

参数 类型 描述
semanticName const char* 语义名称(如 "POSITION", "TEXCOORD"
semanticIndex uint32_t 语义索引
format Format 数据格式
inputSlot uint32_t 输入槽位
alignedByteOffset uint32_t 对齐字节偏移(仅第一个重载)

返回值

D3D12_INPUT_ELEMENT_DESC - 输入元素描述符

复杂度

O(1)

示例

D3D12_INPUT_ELEMENT_DESC elements[] = {
    D3D12PipelineState::CreateInputElement("POSITION", 0, Format::R32G32B32_FLOAT, 0, 0),
    D3D12PipelineState::CreateInputElement("TEXCOORD", 0, Format::R32G32_FLOAT, 0, 12)
};

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