Fix interlaced mode in "Double, frames" mode

diff --git a/custom.cpp b/custom.cpp
index 831ceb5265669a40243f4608d2f77c234bcfd565..04d0385571775fac1ae3b9df9be67f5e2cf07558 100644 (file)
--- a/custom.cpp
+++ b/custom.cpp
@@ -12164,6 +12164,9 @@ static void vsync_handler_render(void)
                frameskiptime += end - start;
        }
 
+       linear_vpos = vpos;
+       next_lineno = calculate_lineno(linear_vpos);
+
        bool frameok = framewait();
        
        if (!ad->picasso_on) {