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Does the Direct3D geometry code utilize 3DNow! and/or Pentium III SIMD instructions?

April 26, 2017code Direct3D geometry III instructions Pentium SIMD utilize

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Does the Direct3D geometry code utilize 3DNow! and/or Pentium III SIMD instructions?

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Yes. The Direct3D geometry pipeline has several different code paths, depending on the processor type, and it will utilize the special floating-point operations provided by the 3DNow! or Pentium III SIMD instructions where these are available. This includes processing of custom vertex shaders.