Wanted to finish n linearity today, but I guess I should be happy with

this

1 files changed, 32 insertions, 1 deletions

diff --git a/lib/core/tests/math.cpp b/lib/core/tests/math.cpp
index 970004b..d456ce8 100644
--- a/lib/core/tests/math.cpp
+++ b/lib/core/tests/math.cpp
@@ -20,7 +20,7 @@ SAW_TEST("Math 1-Linear"){
 	pos.at({{0u}}).set(0.3);
 }
 
-SAW_TEST("Math/Floor Index from Pos"){
+SAW_TEST("Math/Floor Index and Fraction from Position"){
 	using namespace kel;
 
 	saw::data<sch::Vector<sch::Float64,2u>> pos;
@@ -45,4 +45,35 @@ SAW_TEST("Math/Floor Index from Pos"){
 	SAW_EXPECT(true, "Default true check");
 }
 
+SAW_TEST("Math/Floor Index and Fraction from Position and Bounded"){
+	using namespace kel;
+
+	saw::data<sch::Vector<sch::Float64,2u>> pos;
+
+	{
+		pos.at({{0u}}) = 43.999;
+		pos.at({{1u}}) = -50.0;
+	}
+
+	saw::data<sch::Vector<sch::UInt64,2U>> bound;
+	{
+		bound.at({{0u}}) = 32u;
+		bound.at({{1u}}) = 16u;
+	}
+
+	auto ind_frac = lbm::position_to_index_and_fraction_bounded(pos,bound);
+	auto& ind = ind_frac.template get<0u>();
+	for(uint64_t i = 0u; i < 2u; ++i){
+		std::cout<<ind.at({{i}}).get()<<" ";
+	}
+	std::cout<<std::endl;
+	auto& frac = ind_frac.template get<1u>();
+	for(uint64_t i = 0u; i < 2u; ++i){
+		std::cout<<frac.at({{i}}).get()<<" ";
+	}
+	std::cout<<std::endl;
+
+	SAW_EXPECT(true, "Default true check");
+}
+
 }