diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5651b51..95e3155 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -9,6 +9,10 @@ pkg_check_modules(EPOXY REQUIRED epoxy)
 pkg_check_modules(SDL2 REQUIRED sdl2)
 pkg_check_modules(ASSIMP REQUIRED assimp)
 
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_CXX_EXTENSIONS OFF)
+
 #find_package(OpenCL REQUIRED)
 
 include_directories("${CMAKE_CURRENT_SOURCE_DIR}/include" "${CMAKE_CURRENT_SOURCE_DIR}/imgui-submodule/imgui/examples" "${CMAKE_CURRENT_SOURCE_DIR}/imgui-submodule/imgui" ${EPOXY_INCLUDE_DIRS} ${ASSIMP_INCLUDE_DIRS} ${SDL2_INCLUDE_DIRS})
@@ -45,3 +49,10 @@ add_compile_options(-Wall)
 add_executable(${PROJECT_NAME} ${SOURCES} ${IMGUI_SOURCES})
 target_link_libraries(${PROJECT_NAME} m pthread ${EPOXY_LIBRARIES} ${SDL2_LIBRARIES} ${ASSIMP_LIBRARIES} glm)
 install (TARGETS ${PROJECT_NAME} DESTINATION bin)
+
+target_precompile_headers(${PROJECT_NAME}
+  PUBLIC
+    "$<$<COMPILE_LANGUAGE:CXX>:stb/stb_image.h>"
+    "$<$<COMPILE_LANGUAGE:CXX>:glm/glm.hpp>"
+  PRIVATE
+)
diff --git a/include/opengl-playground/globalcanvassettings.hpp b/include/opengl-playground/globalcanvassettings.hpp
index ea22ebb..a4cec9d 100644
--- a/include/opengl-playground/globalcanvassettings.hpp
+++ b/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
 {
diff --git a/include/opengl-playground/material.hpp b/include/opengl-playground/material.hpp
index c9cf785..1c76fa9 100644
--- a/include/opengl-playground/material.hpp
+++ b/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
diff --git a/include/opengl-playground/openglgraphics.hpp b/include/opengl-playground/openglgraphics.hpp
index d0bbc30..9880854 100644
--- a/include/opengl-playground/openglgraphics.hpp
+++ b/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
diff --git a/include/opengl-playground/openglshader.hpp b/include/opengl-playground/openglshader.hpp
index 9e0a5f3..33b9386 100644
--- a/include/opengl-playground/openglshader.hpp
+++ b/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
 {
diff --git a/models/.gitignore b/models/.gitignore
new file mode 100644
index 0000000..4ca7089
--- /dev/null
+++ b/models/.gitignore
@@ -0,0 +1,2 @@
+*.blend1
+*.blend*
diff --git a/src/material.cpp b/src/material.cpp
index 35c65d2..50f6bb8 100644
--- a/src/material.cpp
+++ b/src/material.cpp
@@ -1,6 +1,18 @@
 #include <opengl-playground/material.hpp>
 
+std::ostream &operator<<(std::ostream &os, glm::vec3 const &vec3)
+{
+	return os << "(" << vec3.r << "|" << vec3.g << "|" << vec3.b << ")";
+}
 
+std::ostream &operator<<(std::ostream &os, Material const &material)
+{
+	return os	<< "Diffuse Color: " << material.diff_color << ", "
+			<< "Ambient Color: " << material.ambient_color << ", "
+			<< "Specular Color: " << material.specular_color << ", "
+			<< "Texture counts (diff, amb, spec): " << material.diffuse_textures.size()
+			<< ", " << material.ambient_textures.size() << ", " << material.specular_textures.size();
+}
 
 Material::Material()
 {
diff --git a/src/model.cpp b/src/model.cpp
index 49c2b41..8ccf60e 100644
--- a/src/model.cpp
+++ b/src/model.cpp
@@ -135,6 +135,7 @@ Mesh Model::processMesh(aiMesh *mesh, const aiScene *scene)
 
 		material->Get(AI_MATKEY_SHININESS, mesh_material.shininess);
 		material->Get(AI_MATKEY_SHININESS_STRENGTH, mesh_material.shininess_strength);
+		std::cout << "Material: " << mesh_material << std::endl;
 	}
 
 
diff --git a/src/opengltexture.cpp b/src/opengltexture.cpp
index 5a5307c..08da0cc 100644
--- a/src/opengltexture.cpp
+++ b/src/opengltexture.cpp
@@ -3,6 +3,7 @@
 #define STB_IMAGE_IMPLEMENTATION
 #include <stb/stb_image.h>
 #include <iostream>
+#include <filesystem>
 
 OpenGlTexture::OpenGlTexture(const std::string &texture_path)
 {
@@ -36,8 +37,14 @@ void OpenGlTexture::setRGBDataFromBytes(unsigned int width, unsigned int height,
 void OpenGlTexture::loadFromImagePath(const std::string &base_directory)
 {
 	int width, height, nrChannels;
-	std::string filename = this->texture_path;
-	filename = base_directory + '/' + filename;
+	std::filesystem::path base_path(base_directory);
+	std::filesystem::path tex_path(this->texture_path);
+	std::string filename;
+
+	if (tex_path.is_relative())
+		filename = base_path / tex_path;
+	else
+		filename = tex_path;
 
 	unsigned char *data = stbi_load(filename.c_str(), &width, &height, &nrChannels, 0);
 	if (data) {
diff --git a/src/vertex.cpp b/src/vertex.cpp
index 0af056c..87704de 100644
--- a/src/vertex.cpp
+++ b/src/vertex.cpp
@@ -1 +1,10 @@
 #include <opengl-playground/vertex.hpp>
+
+Vertex operator+(Vertex const &a, Vertex const &b)
+{
+	Vertex out = a;
+
+	out.Position + b.Position;
+
+	return out;
+}