Update code and models

include/opengl-playground/globalcanvassettings.hpp

@@ -1,7 +1,7 @@
 #ifndef GLOBALCANVASSETTINGS_H
 #define GLOBALCANVASSETTINGS_H
 
-#include <glm/glm.hpp>
+//#include <glm/glm.hpp>
 
 class GlobalCanvasSettings
 {

include/opengl-playground/material.hpp

@@ -4,8 +4,8 @@
 #include <opengl-playground/opengltexture.hpp>
 #include <memory>
 #include <vector>
-#include <glm/glm.hpp>
-
+//#include <glm/glm.hpp>
+#include <iostream>
 
 class Material
 {
@@ -42,6 +42,8 @@ class Material
 		glm::vec3 diff_color;
 		glm::vec3 ambient_color;
 		glm::vec3 specular_color;
+
+	friend std::ostream &operator<<(std::ostream &os, Material const &material);
 };
 
 #endif // MATERIAL_H

include/opengl-playground/openglgraphics.hpp

@@ -4,7 +4,7 @@
 #include <string>
 #include <epoxy/gl.h>
 #include <opengl-playground/openglshader.hpp>
-#include <glm/glm.hpp>
+//#include <glm/glm.hpp>
 #include <memory>
 
 class OpenGlGraphics

include/opengl-playground/openglshader.hpp

@@ -3,7 +3,7 @@
 
 #include <string>
 #include <epoxy/gl.h>
-#include <glm/glm.hpp>
+//#include <glm/glm.hpp>
 
 class OpenGlShaderProgram
 {