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-rw-r--r--x11vnc/xinerama.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/x11vnc/xinerama.c b/x11vnc/xinerama.c
index 43d8061..7c36c93 100644
--- a/x11vnc/xinerama.c
+++ b/x11vnc/xinerama.c
@@ -382,11 +382,17 @@ void push_sleep(int n) {
* try to forcefully push a black screen to all connected clients
*/
void push_black_screen(int n) {
+ int Lx = dpy_x, Ly = dpy_y;
if (!screen) {
return;
}
- zero_fb(0, 0, dpy_x, dpy_y);
- mark_rect_as_modified(0, 0, dpy_x, dpy_y, 0);
+#ifndef NO_NCACHE
+ if (ncache > 0) {
+ Ly = dpy_y * (1+ncache);
+ }
+#endif
+ zero_fb(0, 0, Lx, Ly);
+ mark_rect_as_modified(0, 0, Lx, Ly, 0);
push_sleep(n);
}
@@ -406,13 +412,19 @@ void refresh_screen(int push) {
*/
void zero_fb(int x1, int y1, int x2, int y2) {
int pixelsize = bpp/8;
- int line, fill = 0;
+ int line, fill = 0, yfac = 1;
char *dst;
+
+#ifndef NO_NCACHE
+ if (ncache > 0) {
+ yfac = 1+ncache;
+ }
+#endif
if (x1 < 0 || x2 <= x1 || x2 > dpy_x) {
return;
}
- if (y1 < 0 || y2 <= y1 || y2 > dpy_y) {
+ if (y1 < 0 || y2 <= y1 || y2 > yfac * dpy_y) {
return;
}
if (! main_fb) {