diff --git a/cw 7/shaders/shader_5_tex.frag b/cw 7/shaders/shader_5_tex.frag
index 4c3dec5..4f16664 100644
--- a/cw 7/shaders/shader_5_tex.frag	
+++ b/cw 7/shaders/shader_5_tex.frag	
@@ -62,8 +62,8 @@ void main()
 
 
 	float diffuse=max(0.0001,dot(N,L));
-	vec3 lambertian = max(0.00001, dot(N,L))*textureColor;
+	
 
-	vec3 Final = (kD*textureColor/3.1458993) + specular;
-	outColor = vec4(Final*min(1.0,AMBIENT + diffuse), 1.0);
+	
+	outColor = vec4(BRDF*min(1.0,AMBIENT + diffuse), 1.0);
 }
diff --git a/cw 7/src/ex_7_1.hpp b/cw 7/src/ex_7_1.hpp
index 15a457d..ff2d303 100644
--- a/cw 7/src/ex_7_1.hpp	
+++ b/cw 7/src/ex_7_1.hpp	
@@ -114,7 +114,7 @@ glm::mat4 createPerspectiveMatrix()
 	
 	glm::mat4 perspectiveMatrix;
 	float n = 0.05;
-	float f = 20.;
+	float f = 60.;
 	float a1 = glm::min(aspectRatio, 1.f);
 	float a2 = glm::min(1 / aspectRatio, 1.f);
 	perspectiveMatrix = glm::mat4({