message: More 32-bit simd fixes
diff: #ifndef VSNRAY_GET_COLOR_H
  #define VSNRAY_GET_COLOR_H 1
  -#include <cstddef>
  #include <iterator>
  #include <type_traits>
  @@ -216,7 +215,7 @@ inline auto get_color(
  template <
  typename Colors,
  typename HR,
  - size_t N,
  + unsigned N,
  typename Primitive,
  typename ColorBinding
  >
  @@ -233,7 +232,7 @@ inline auto get_color(
  array<C, N> result;
  - for (size_t i = 0; i < N; ++i)
  + for (unsigned i = 0; i < N; ++i)
  {
  result[i] = get_color(colors, hr[i], Primitive{}, ColorBinding{});
  }
  