diff --git a/src/main/cpp/CImg.h b/src/main/cpp/CImg.h
index a0b12af..0192c39 100644
--- a/src/main/cpp/CImg.h
+++ b/src/main/cpp/CImg.h
@@ -47132,10 +47132,18 @@ namespace cimg_library_suffixed {
               lightprop2 = lightprops(n2), lightprop3 = lightprops(n3),
               lightpropc = (lightprop0 + lightprop1 + lightprop2 + lightprop3)/4;
             if (zbuffer)
-              draw_triangle(zbuffer,x0,y0,z0,x1,y1,z1,x2,y2,z2,color,tx0,ty0,tx1,ty1,tx2,ty2,
-                            lightprop0,lightprop1,lightprop2,opacity).
-                draw_triangle(zbuffer,x0,y0,z0,x2,y2,z2,x3,y3,z3,color,tx0,ty0,tx2,ty2,tx3,ty3,
-                              lightprop0,lightprop2,lightprop3,opacity);
+//              draw_triangle(zbuffer,x0,y0,z0,x1,y1,z1,x2,y2,z2,color,tx0,ty0,tx1,ty1,tx2,ty2,
+//                            lightprop0,lightprop1,lightprop2,opacity).
+//                draw_triangle(zbuffer,x0,y0,z0,x2,y2,z2,x3,y3,z3,color,tx0,ty0,tx2,ty2,tx3,ty3,
+//                              lightprop0,lightprop2,lightprop3,opacity);
+              draw_triangle(zbuffer,x0,y0,z0,x1,y1,z1,xc,yc,zc,color,tx0,ty0,tx1,ty1,txc,tyc,
+                            lightprop0,lightprop1,lightpropc,opacity).
+                draw_triangle(zbuffer,x1,y1,z1,x2,y2,z2,xc,yc,zc,color,tx1,ty1,tx2,ty2,txc,tyc,
+                              lightprop1,lightprop2,lightpropc,opacity).
+                draw_triangle(zbuffer,x2,y2,z2,x3,y3,z3,xc,yc,zc,color,tx2,ty2,tx3,ty3,txc,tyc,
+                              lightprop2,lightprop3,lightpropc,opacity).
+                draw_triangle(zbuffer,x3,y3,z3,x0,y0,z0,xc,yc,zc,color,tx3,ty3,tx0,ty0,txc,tyc,
+                              lightprop3,lightprop0,lightpropc,opacity);
             else
               draw_triangle(x0,y0,z0,x1,y1,z1,x2,y2,z2,color,tx0,ty0,tx1,ty1,tx2,ty2,
                             lightprop0,lightprop1,lightprop2,opacity).