swr/rast: add flat shading
Reviewed-by: Bruce Cherniak <bruce.cherniak@intel.com>
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@ -305,6 +305,19 @@ static SIMDINLINE simdscalar InterpolateComponentFlat(const float* pInterpBuffer
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return vA;
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}
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//////////////////////////////////////////////////////////////////////////
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/// @brief Interpolates a single component (flat shade).
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/// @param pInterpBuffer - pointer to attribute barycentric coeffs
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template <UINT Attrib, UINT Comp, UINT numComponents = 4>
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static SIMDINLINE simdscalari InterpolateComponentFlatInt(const uint32_t* pInterpBuffer)
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{
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const uint32_t interpA = pInterpBuffer[Attrib * 3 * numComponents + 0 + Comp];
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simdscalari vA = _simd_set1_epi32(interpA);
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return vA;
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}
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//////////////////////////////////////////////////////////////////////////
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/// @brief Interpolates a single component.
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/// @param vI - barycentric I
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