可编程顶点着色器体系结构 -- Programmable Vertex Shader Architecture
更多关于顶点着色器寄存器的细节，请查看寄存器_vs_1_1
For information about vertex shader registers see Registers - vs_1_1.
更多关于顶点着色器参考章节，请查看顶点着色器_1_1
For information about the vertex shader reference section, see the Vertex Shader 1_1.
