diff --git a/src/definitions/primatives/plane.cpp b/src/definitions/primatives/plane.cpp
index 843db82..e246c12 100644
--- a/src/definitions/primatives/plane.cpp
+++ b/src/definitions/primatives/plane.cpp
@@ -14,6 +14,10 @@ bool Plane::Intersect(Ray& ray, float& t) {
 	return false;
 }
  
+glm::vec3 Plane::SurfaceTangent(glm::vec3 normal) {
+	return {};
+}
+
 glm::vec3 Plane::SurfaceNormal(glm::vec3 hitPoint) {
     return -normal;
 }
diff --git a/src/definitions/primatives/plane.hpp b/src/definitions/primatives/plane.hpp
index af24c6f..03e9404 100644
--- a/src/definitions/primatives/plane.hpp
+++ b/src/definitions/primatives/plane.hpp
@@ -10,6 +10,7 @@ public:
 
     bool Intersect(Ray& ray, float& t) override;
 	glm::vec3 SurfaceNormal(glm::vec3 hitPoint) override;
+	glm::vec3 SurfaceTangent(glm::vec3 normal) override;
 	glm::vec2 TexCoords(glm::vec3 hitPoint) override;
 	void Translate(glm::vec3 trans) override;
 };
diff --git a/src/definitions/primatives/sphere.cpp b/src/definitions/primatives/sphere.cpp
index 138e520..e18434e 100644
--- a/src/definitions/primatives/sphere.cpp
+++ b/src/definitions/primatives/sphere.cpp
@@ -23,6 +23,10 @@ glm::vec3 Sphere::SurfaceNormal(glm::vec3 hitPoint) {
 	return glm::normalize(hitPoint - center);
 }
 
+glm::vec3 Sphere::SurfaceTangent(glm::vec3 normal) {
+	return {};
+}
+
 glm::vec2 Sphere::TexCoords(glm::vec3 hitPoint) {
 	glm::vec3 hit = hitPoint - center;
 	return { (1.0f + atan2(hit.z, hit.x) / PI) * 0.5f,
diff --git a/src/definitions/primatives/sphere.hpp b/src/definitions/primatives/sphere.hpp
index b5ffe41..9d08a10 100644
--- a/src/definitions/primatives/sphere.hpp
+++ b/src/definitions/primatives/sphere.hpp
@@ -10,6 +10,7 @@ public:
 
     bool Intersect(Ray& ray, float& t) override;
 	glm::vec3 SurfaceNormal(glm::vec3 hitPoint) override;
+	glm::vec3 SurfaceTangent(glm::vec3 normal) override;
 	glm::vec2 TexCoords(glm::vec3 hitPoint) override;
 	void Translate(glm::vec3 trans) override;
 };
diff --git a/src/definitions/primatives/triangle.cpp b/src/definitions/primatives/triangle.cpp
index 9c30341..7a3ab61 100644
--- a/src/definitions/primatives/triangle.cpp
+++ b/src/definitions/primatives/triangle.cpp
@@ -30,6 +30,10 @@ bool Triangle::Intersect(Ray& ray, float& t) {
         return false;
 }
  
+glm::vec3 Triangle::SurfaceTangent(glm::vec3 normal) {
+	return {};
+}
+
 glm::vec3 Triangle::SurfaceNormal(glm::vec3 hitPoint) {
     return ((normals[0] + normals[1] + normals[2]) / 3.0f);
 }
diff --git a/src/definitions/primatives/triangle.hpp b/src/definitions/primatives/triangle.hpp
index 6d3e953..ca378b9 100644
--- a/src/definitions/primatives/triangle.hpp
+++ b/src/definitions/primatives/triangle.hpp
@@ -10,8 +10,10 @@ public:
 
     bool Intersect(Ray& ray, float& t) override;
 	glm::vec3 SurfaceNormal(glm::vec3 hitPoint) override;
+	glm::vec3 SurfaceTangent(glm::vec3 normal) override;
 	glm::vec2 TexCoords(glm::vec3 hitPoint) override;
 	void Translate(glm::vec3 trans) override;
+
     glm::vec3 Midpoint();
 };
 
diff --git a/test/main.cpp b/test/main.cpp
index f49799c..17e1265 100644
--- a/test/main.cpp
+++ b/test/main.cpp
@@ -2,8 +2,8 @@
 
 #include "../src/inferno.hpp"
 
-static const int width = 600;
-static const int height = 600;
+static const int width = 1000;
+static const int height = 1000;
 
 int main(int argc, char** argv) {
     InfernoEngine inferno;
@@ -23,15 +23,16 @@ int main(int argc, char** argv) {
 	scene->objects.push_back(&sphere1);
 
 	Sphere sphere({ 0.0f, 0.0f, -5.0f }, 1.0f, new Material({ 0.817f, 0.374, 0.574 }));
-	sphere.material->NormalTexture = new Texture("/home/ben/programming/inferno/resources/textures/dirt-normal.jpg");
+	sphere.material->NormalTexture = new Texture("E:/Projects/Inferno/resources/textures/dirt-normal.jpg");
+	// sphere.material->NormalTexture = new Texture("/home/ben/programming/inferno/resources/textures/dirt-normal.jpg");
 	scene->objects.push_back(&sphere);
 
 	Sphere light({ 35.0f, 56.0f, 25.0f }, 35.0f, new Material({ 1.0f, 1.0f, 1.0f }, 0.0f, 5.0f));
 	scene->objects.push_back(&light);
 
 	Plane plane({ 0.0f,-1.0f, 0.0f }, { 0.0f, -1.0f, 0.0f }, new Material({ 0.9f, 0.9f, 0.9f }, 0.2f));
-	// plane.material->NormalTexture = new Texture("E:/Projects/Inferno/resources/textures/normals.png");
-	plane.material->NormalTexture = new Texture("/home/ben/programming/inferno/resources/textures/normals.png");
+	plane.material->NormalTexture = new Texture("E:/Projects/Inferno/resources/textures/normals.png");
+	// plane.material->NormalTexture = new Texture("/home/ben/programming/inferno/resources/textures/normals.png");
 	scene->objects.push_back(&plane);
 
 	//scene->objects.push_back(new Sphere({ 35.0f, 26.0f, 25.0f }, 15.0f, new Material({ 1.0f, 1.0f, 1.0f }, 0.0f, 5.0f)));