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MapLibreParticleLab/include/mbgl/util/interpolate.hpp
2014-09-24 16:14:09 +02:00

28 lines
537 B
C++

#ifndef MBGL_UTIL_INTERPOLATE
#define MBGL_UTIL_INTERPOLATE
#include <array>
namespace mbgl {
namespace util {
template <typename T>
T interpolate(const T a, const T b, const double t) {
return a * (1.0 - t) + b * t;
}
template <typename T>
inline std::array<T, 4> interpolate(const std::array<T, 4>& a, const std::array<T, 4>& b, const double t) {
return {{
interpolate(a[0], b[0], t),
interpolate(a[1], b[1], t),
interpolate(a[2], b[2], t),
interpolate(a[3], b[3], t)
}};
}
}
}
#endif