- normals in previewrender showed bumpmap inverted (a bump became a hole)

just added a flip!

source/blender/src/previewrender.c

@@ -773,8 +773,14 @@ static void shade_preview_pixel(ShadeInput *shi, float *vec, int x, int y,char *
 
 		/* Clear displase vec for preview */
 		shi->displace[0]= shi->displace[1]= shi->displace[2]= 0.0;
-	
+		
+		/* normals flipped in render... */
+		if(mat->mapto & MAP_NORM) VecMulf(shi->vn, -1.0);
+		
 		do_material_tex(shi);
+
+		/* normals flipped in render... */
+		if(mat->mapto & MAP_NORM) VecMulf(shi->vn, -1.0);
 	
 		if(mat->texco & TEXCO_REFL) {
 			/* normals in render are pointing different... rhm */