diff --git a/grk/cw 6/shaders/shader_5_sun.frag b/grk/cw 6/shaders/shader_5_sun.frag
new file mode 100644
index 0000000..fae30ff
--- /dev/null
+++ b/grk/cw 6/shaders/shader_5_sun.frag	
@@ -0,0 +1,25 @@
+#version 430 core
+
+float AMBIENT = 0.1;
+
+uniform vec3 color;
+uniform vec3 lightPos;
+
+
+in vec3 vecNormal;
+in vec3 worldPos;
+in vec2 vtc;
+
+out vec4 outColor;
+
+uniform sampler2D colorTexture;
+
+void main()
+{
+	vec3 lightDir = normalize(lightPos - worldPos);
+	vec3 normal = normalize(vecNormal);
+	float diffuse = max(0, dot(normal, lightDir));
+
+	vec4 textureColor = texture2D(colorTexture, vtc);
+	outColor = vec4(vec3(textureColor) * min(1, AMBIENT + diffuse), 1.0) * 7.0;
+}
diff --git a/grk/cw 6/shaders/shader_5_sun.vert b/grk/cw 6/shaders/shader_5_sun.vert
new file mode 100644
index 0000000..65b0f74
--- /dev/null
+++ b/grk/cw 6/shaders/shader_5_sun.vert	
@@ -0,0 +1,22 @@
+#version 430 core
+
+layout(location = 0) in vec3 vertexPosition;
+layout(location = 1) in vec3 vertexNormal;
+layout(location = 2) in vec2 vertexTexCoord;
+
+uniform mat4 transformation;
+uniform mat4 modelMatrix;
+
+out vec3 vecNormal;
+out vec3 worldPos;
+out vec2 vtc;
+
+void main()
+{
+	worldPos = (modelMatrix * vec4(vertexPosition, 1)).xyz;
+	vecNormal = (modelMatrix * vec4(vertexNormal, 1)).xyz;
+	gl_Position = transformation * vec4(vertexPosition, 1.0);
+
+	//vtc = vec2(vertexTexCoord.x, 1.0 - vertexTexCoord.y);
+	vtc = vertexTexCoord;
+}
diff --git a/grk/cw 6/src/ex_6_1.hpp b/grk/cw 6/src/ex_6_1.hpp
index d620d78..c8deceb 100644
--- a/grk/cw 6/src/ex_6_1.hpp	
+++ b/grk/cw 6/src/ex_6_1.hpp	
@@ -374,6 +374,7 @@ void init(GLFWwindow* window)
 	programSun = shaderLoader.CreateProgram("shaders/shader_sun.vert", "shaders/shader_sun.frag");
 	programDepth = shaderLoader.CreateProgram("shaders/shader_smap.vert", "shaders/shader_smap.frag");
 	//programTest = shaderLoader.CreateProgram("shaders/test.vert", "shaders/test.frag");
+	programSun = shaderLoader.CreateProgram("shaders/shader_5_sun.vert", "shaders/shader_5_sun.frag");
 
 	loadModelToContext("./models/sphere.obj", sphereContext);
 	loadModelToContext("./models/spaceship.obj", shipContext);