Added rotation functions for matrix

JulietApp/main.cpp

@@ -120,7 +120,10 @@ void JulietApplication::Init()
                     MeshID cube = AddCube();
                     float  x    = static_cast<float>(col) * kSpacing - kOffset;
                     float  y    = static_cast<float>(row) * kSpacing - kOffset;
-                    SetMeshTransform(cube, MatrixTranslation(x, y, 0.0f));
+
+                    float seed = static_cast<float>(row * kGridSize + col);
+                    Matrix rotation = MatrixRotation(seed * 0.73f, seed * 1.17f, seed * 0.53f);
+                    SetMeshTransform(cube, MatrixTranslation(x, y, 0.0f) * rotation);
                 }
             }