Added multiplication for matrices and vectors

1 files changed, 21 insertions, 0 deletions

diff --git a/modules/codec/tests/math.cpp b/modules/codec/tests/math.cpp
index 6f60e9c..25608e2 100644
--- a/modules/codec/tests/math.cpp
+++ b/modules/codec/tests/math.cpp
@@ -120,4 +120,25 @@ SAW_TEST("Math/Normalize"){
 	SAW_EXPECT(c.at({{0u}}).get() == 1.0, std::string{"Unexpected value for dot + sqrt "} + std::to_string(c.at({{0u}}).get()) );
 	SAW_EXPECT(c.at({{1u}}).get() == 0.0, std::string{"Unexpected value for dot + sqrt "} + std::to_string(c.at({{1u}}).get()) );
 }
+
+SAW_TEST("Math/Matrix Multiply"){
+	using namespace saw;
+
+	data<sch::Matrix<sch::Int64, 2u, 2u>> a;
+	{
+		a.at({{0u,0u}}) = 1;
+		a.at({{0u,1u}}) = 3;
+		a.at({{1u,0u}}) = 2;
+		a.at({{1u,1u}}) = 4;
+	}
+	data<sch::Matrix<sch::Int64, 2u, 1u>> b;
+	{
+		b.at({{0u,0u}}) = -1;
+		b.at({{1u,0u}}) = 2;
+	}
+	auto c = math::multiply(a,b);
+
+	SAW_EXPECT(c.at({{0u,0u}}).get() == 5, std::string{"Unexpected value for Matrix Multiply (0,0): "} + std::to_string(c.at({{0u,0u}}).get()) );
+	SAW_EXPECT(c.at({{1u,0u}}).get() == 6, std::string{"Unexpected value for Matrix Multiply (1,0): "} + std::to_string(c.at({{1u,0u}}).get()) );
+}
 }