Add ostream operator<< for glm::vec{2,3,4}

src/utilities/glmhelpers.hpp

@@ -1,5 +1,6 @@
 #pragma once
 #include <GLFW/glfw3.h>
+#include <iostream>
 
 // prettifies some of the maths with vectors
 
@@ -18,3 +19,8 @@ constexpr glm::vec4 operator*(double lhs, glm::vec4 rhs) { return rhs * lhs; }
 constexpr glm::vec4 operator/(double lhs, glm::vec4 rhs) { return rhs / lhs; }
 
 constexpr glm::vec2 flip(glm::vec2 a) { return {a.y, a.x}; }
+
+
+inline std::ostream& operator<<(std::ostream& os, vec2 v) { return os << "vec2(" << v.x << ", " << v.y << ")"; }
+inline std::ostream& operator<<(std::ostream& os, vec3 v) { return os << "vec3(" << v.x << ", " << v.y << ", " << v.z << ")"; }
+inline std::ostream& operator<<(std::ostream& os, vec4 v) { return os << "vec4(" << v.x << ", " << v.y << ", " << v.z << ", " << v.w << ")"; }