More GLM initialization fixes

modules/touch/include/directinputsolver.h

@@ -44,9 +44,9 @@ public:
     // Stores the selected node, the cursor ID as well as the surface coordinates the
     // cursor touched
     struct SelectedBody {
-        size_t id;
-        SceneGraphNode* node;
-        glm::dvec3 coordinates;
+        size_t id = 0;
+        SceneGraphNode* node = nullptr;
+        glm::dvec3 coordinates = glm::dvec3(0.0);
     };
 
     DirectInputSolver();