diff --git a/main.cu b/main.cu
index 7afa51a..1565528 100644
--- a/main.cu
+++ b/main.cu
@@ -132,16 +132,14 @@ void glut_render(void) {
 
 	// light
 	stim::vec3<float> eye = cam.getPosition();		//get the camera position (eye point)
-	if (l1[0] + l1[1] + l1[2] + l2[0] + l2[1] + l2[2] == 0) {
-		stim::vec3<float> s = bb.size();
+	stim::vec3<float> s = bb.size();
 		
-		l1[0] = eye[0] + s[0] / 2;
-		l1[1] = eye[1] + s[1] / 2;
-		l1[2] = eye[2] + s[2] / 2;
-		l2[0] = eye[0] - s[0] / 2;
-		l2[1] = eye[1] - s[1] / 2;
-		l2[2] = eye[2] - s[2] / 2;
-	}
+	l1[0] = eye[0] + s[0] / 2;
+	l1[1] = eye[1] + s[1] / 2;
+	l1[2] = eye[2] + s[2] / 2;
+	l2[0] = eye[0] - s[0] / 2;
+	l2[1] = eye[1] - s[1] / 2;
+	l2[2] = eye[2] - s[2] / 2;
 	
 	GLfloat global_ambient[] = { 0.3, 0.3, 0.3, 1.0 };
 	GLfloat ambient[] = { 0.0, 0.0, 0.0, 1.0 };
@@ -150,7 +148,6 @@ void glut_render(void) {
 	GLfloat specular[] = { 0.6, 0.6, 0.6, 1.0 };
 	GLfloat position1[] = { l1[0], l1[1], 50, 0.0 };		// upper right light source
 	GLfloat position2[] = { l2[0], l2[1], 0, 0.0 };			// lower left light source
-	GLfloat position[] = { eye[0], eye[1], 50, 1.0 };
 
 	glClearColor(0.0, 0.0, 0.0, 1.0);
 	glShadeModel(GL_SMOOTH);
@@ -166,11 +163,6 @@ void glut_render(void) {
 	glLightfv(GL_LIGHT1, GL_DIFFUSE, diffuse2);
 	glLightfv(GL_LIGHT1, GL_SPECULAR, specular);
 	glLightfv(GL_LIGHT1, GL_POSITION, position2);
-
-	glLightfv(GL_LIGHT2, GL_AMBIENT, ambient);
-	glLightfv(GL_LIGHT2, GL_DIFFUSE, diffuse1);
-	glLightfv(GL_LIGHT2, GL_SPECULAR, specular);
-	glLightfv(GL_LIGHT2, GL_POSITION, position);
 	
 	glEnable(GL_COLOR_MATERIAL);
 
@@ -460,14 +452,12 @@ void glut_keyboard(unsigned char key, int x, int y){
 				glEnable(GL_LIGHTING);
 				glEnable(GL_LIGHT0);
 				glEnable(GL_LIGHT1);
-				glEnable(GL_LIGHT2);
 			}
 			else if (light_fac && !adjoint_fac) {
 				light_fac = 0;
 				glDisable(GL_LIGHTING);
 				glDisable(GL_LIGHT0);
 				glDisable(GL_LIGHT1);
-				glDisable(GL_LIGHT2);
 			}
 			break;
 
--
libgit2 0.21.4