claunia/86Box
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Applied two EGA-related commits from mainline PCem.

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This commit is contained in:
OBattler
2017-07-18 21:44:42 +02:00
parent d47364fd3e
commit 1168c6c63c
2 changed files with 6 additions and 0 deletions
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2
src/VIDEO/vid_ega.c
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@@ -591,6 +591,8 @@ void ega_poll(void *p)
if (ega->sc == (ega->crtc[9] & 31)) if (ega->sc == (ega->crtc[9] & 31))
{ {
ega->sc = 0; ega->sc = 0;
if (ega->sc == (ega->crtc[11] & 31))
ega->con = 0;
ega->maback += (ega->rowoffset << 3); ega->maback += (ega->rowoffset << 3);
ega->maback &= ega->vrammask; ega->maback &= ega->vrammask;

4
src/VIDEO/video.c
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@@ -643,6 +643,8 @@ void video_wait_for_buffer()
void video_blit_memtoscreen(int x, int y, int y1, int y2, int w, int h) void video_blit_memtoscreen(int x, int y, int y1, int y2, int w, int h)
{ {
if (h <= 0)
return;
video_wait_for_blit(); video_wait_for_blit();
blit_data.busy = 1; blit_data.busy = 1;
blit_data.buffer_in_use = 1; blit_data.buffer_in_use = 1;
@@ -658,6 +660,8 @@ void video_blit_memtoscreen(int x, int y, int y1, int y2, int w, int h)
void video_blit_memtoscreen_8(int x, int y, int w, int h) void video_blit_memtoscreen_8(int x, int y, int w, int h)
{ {
if (h <= 0)
return;
video_wait_for_blit(); video_wait_for_blit();
blit_data.busy = 1; blit_data.busy = 1;
blit_data.x = x; blit_data.x = x;