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XCEngine/docs/api/math/matrix4/operator_index.md
ssdfasd b414bc5326 refactor(docs): Fix broken links across multiple modules
Fixed broken references:
- texture-import-settings: Fix 16 files referencing wrong overview filename
- math/rectint: Fix 9 method links (rectint-* → get*, contains, intersects)
- rhi/opengl/device: Fix 8 cross-references (opengl-* → */**)
- resources/mesh: Fix meshsection and vertexattribute links
- rhi/d3d12/sampler: Fix RHISampler reference path
- math/vector3: Fix projectonplane → project-on-plane
- rhi/opengl/command-list: Remove broken ClearFlag enum ref
- rhi/opengl/device: Create 2 new method docs (MakeContextCurrent, GetNativeContext)
- rhi/device: Fix device-info types reference

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2026-03-26 02:41:00 +08:00

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Matrix4x4::operator[]

float* operator[](int row)
const float* operator[](int row) const

通过行索引访问矩阵元素。返回指向该行第一列元素的指针。

参数:

  • row - 行索引0-3

返回: 指向该行数据的指针

线程安全:

复杂度: O(1)

示例:

#include "XCEngine/Core/Math/Matrix4.h"

using namespace XCEngine::Math;

Matrix4 m = Matrix4::Identity();
m[0][0] = 5.0f;  // 设置第一行第一列
m[1][2] = 3.0f;  // 设置第二行第三列

float val = m[0][1];  // 读取第一行第二列

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