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blit: always show top-left corner; add tony kaku's -m flag

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This commit is contained in:
aiju 2017-04-19 10:13:36 +00:00
parent 759651e8a9
commit b795a6d9dc
2 changed files with 16 additions and 2 deletions
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1
.hgignore
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@ -16,3 +16,4 @@ syntax: regexp
^sys/man/(searchindex|[1-8]/INDEX.*)$
^sys/src/.*\.(bits|debug|output|tab\.[hc])$
^sys/src/pkg(/|$)
^home

17
sys/src/games/blit/blit.c
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@ -30,6 +30,14 @@ screeninit(void)
p = divpt(addpt(screen->r.min, screen->r.max), 2);
picr = (Rectangle){subpt(p, Pt(scale * SX/2, scale * SY/2)), addpt(p, Pt(scale * SX/2, scale * SY/2))};
if(picr.min.x < screen->r.min.x){
picr.max.x += screen->r.min.x - picr.min.x;
picr.min.x = screen->r.min.x;
}
if(picr.min.y < screen->r.min.y){
picr.max.y += screen->r.min.y - picr.min.y;
picr.min.y = screen->r.min.y;
}
if(tmp != nil) freeimage(tmp);
tmp = allocimage(display, Rect(0, 0, scale * SX, scale > 1 ? 1 : scale * SY), CHAN1(CMap, 1), scale > 1, 0);
if(bg != nil) freeimage(bg);
@ -157,12 +165,13 @@ usage(void)
void
threadmain(int argc, char **argv)
{
int n;
int n, ms;
static Cursor blank;
char *telnet;
char *p;
extern int diag;
ms = 0;
telnet = nil;
ARGBEGIN{
case 'b':
@ -184,6 +193,9 @@ threadmain(int argc, char **argv)
case 'd':
diag++;
break;
case 'm':
ms++;
break;
default: usage();
}ARGEND;
if(argc != 0) usage();
@ -201,7 +213,8 @@ threadmain(int argc, char **argv)
mc = initmouse(nil, screen);
if(mc == nil)
sysfatal("initmouse: %r");
setcursor(mc, &blank);
if(ms == 0)
setcursor(mc, &blank);
cpureset();
for(;;){