1 files changed, 28 insertions, 0 deletions
diff --git a/c++/converter.hpp b/c++/converter.hpp
index e07847f..f3c3518 100644
--- a/c++/converter.hpp
+++ b/c++/converter.hpp
@@ -4,10 +4,38 @@
 
 namespace kel {
 namespace lbm {
+
+template<typename T>
 class converter {
 private:
+	saw::data<saw::unit_division<T, LbmMeter<T>, SiMeter<T> >> meter_conv_; 
+	saw::data<saw::unit_division<T, LbmSecond<T>, SiSecond<T> >> second_conv_; 
 public:
 	converter() = delete;
+	converter(
+		saw::data<saw::unit_division<T, LbmMeter<T>, SiMeter<T> >> meter_conv__,
+		saw::data<saw::unit_division<T, LbmSecond<T>, SiSecond<T> >> second_conv__
+	):
+		meter_conv_{meter_conv__},
+		second_conv_{second_conv__}
+	{}
+
+	saw::data<sch::LbmMeter<T>> meter_si_to_lbm(const saw::data<sch::SiMeter<T>>& m_si){
+		return m_si * meter_conv_;
+	}
+	
+	saw::data<sch::LbmSecond<T>> second_si_to_lbm(const saw::data<sch::SiSecond<T>>& s_si){
+		return s_si * second_conv_;
+	}
+	
+	saw::data<sch::LbmVelocity<T>> velocity_si_to_lbm(const saw::data<sch::SiVelocity<T>>& vel_si){
+		return vel_si * meter_conv_ / second_conv_;
+	}
+	
+	saw::data<sch::LbmAcceleration<T>> acceleration_si_to_lbm(const saw::data<sch::SiAcceleration<T>>& acc_si){
+		return acc_si * meter_conv_ / (second_conv_ * second_conv_);
+	}
+
 };
 }
 }