Merge branch 'dev'

1 files changed, 26 insertions, 0 deletions

diff --git a/lib/core/c++/math/round.hpp b/lib/core/c++/math/round.hpp
new file mode 100644
index 0000000..d3a2586
--- /dev/null
+++ b/lib/core/c++/math/round.hpp
@@ -0,0 +1,26 @@
+#pragma once
+
+#include "../common.hpp"
+
+namespace kel {
+namespace lbm {
+
+template<typename T, uint64_t D>
+saw::data<sch::FixedArray<sch::UInt64,D>> round_to_unsigned(const saw::data<sch::Vector<T,D>>& inp){
+	saw::data<sch::FixedArray<sch::UInt64,D>> rv;
+				
+	auto zero = static_cast<saw::native_data_type<T>::type>(0);
+	auto half = static_cast<saw::native_data_type<T>::type>(0.5);
+
+	for(uint64_t i{0u}; i < D; ++i){
+		auto val = inp.at({{i}}).get()+half;
+		val = std::max(zero,val);
+
+		rv.at({i}).set(static_cast<uint64_t>(val));
+	}
+
+	return rv;
+}
+
+}
+}