refactor(docs): RHI模块文档重构 - 修复18处链接错误并新增RHIFramebuffer/RHIRenderPass文档

- 修复opengl/下13个文件对overview.md的错误引用,改为opengl.md
- 修复opengl/shader/下2处get-native-handle.md的错误路径引用
- 修复rhi.md中rhifactory路径错误
- 修复opengl.md中对d3d12.md的错误引用
- 修复opengl/README.md中的overview.md引用
- 新增RHIFramebuffer完整文档(7个文件)
- 新增RHIRenderPass完整文档(7个文件)
- 更新rhi.md总览页,添加RHIFramebuffer和RHIRenderPass分类
This commit is contained in:
2026-03-26 01:29:00 +08:00
parent 0651666d8c
commit 1cf744b755
33 changed files with 478 additions and 29 deletions

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# RHIFramebuffer::GetNativeHandle
获取帧缓冲的原生句柄。
```cpp
virtual void* GetNativeHandle() = 0;
```
返回底层图形 API 的帧缓冲句柄。不同后端返回不同类型:
- OpenGL: 返回 `GLuint`(帧缓冲对象 ID
- D3D12: 返回 `ID3D12Resource*` 指针
**返回:** `void*` - 原生句柄
**线程安全:**
**示例:**
```cpp
void* handle = framebuffer->GetNativeHandle();
#ifdef XCENGINE_OPENGL
GLuint fbo = static_cast<GLuint>(reinterpret_cast<intptr_t>(handle));
glBindFramebuffer(GL_FRAMEBUFFER, fbo);
#endif
```