Fix max screen width check

diff --git a/drawing.cpp b/drawing.cpp
index f79f01348a32718fd67de26cb4424a21e1dcec32..a314596fd3b282d8144e5cc452cb32b0927825bb 100644 (file)
--- a/drawing.cpp
+++ b/drawing.cpp
@@ -5674,9 +5674,11 @@ static void get_line(int monid, int gfx_ypos, enum nln_how how, int lol_shift_pr
                }
        }
        
-       if ((denise_pixtotal_max << (1 + hresolution)) > vb->inwidth) {
-               denise_pixtotal_max = vb->inwidth >> (1 + hresolution);
+       int maxw = (uae_u32*)xlinebuffer_end - buf1;
+       if ((denise_pixtotal_max << (1 + hresolution)) > maxw) {
+               denise_pixtotal_max = maxw >> (1 + hresolution);
        }
+
        if (xshift > 0) {
                denise_pixtotal_max -= xshift;
        }