这就是为什么你在听到建议使用着色器。

This is why you're hearing recommendations to use shaders.

youdao

为了让图像加速卡能够知道哪些输入寄存器应该载入哪些数据，就需要使用着色器声明。

In order that the accelerator could know what data should be loaded in each input register, shader declaration is required.

youdao

如果Z缓冲不能被以纹理的方式访问，那么深度将在额外的渲染处理中被使用着色器替代技术渲染。

If Z buffer can't be accessed as a texture, then depth is rendered in additional rendering pass, using shader replacement.

youdao