(monospace.tal) Added a 8x8 label drawing example

This commit is contained in:
neauoire 2022-01-13 10:25:31 -08:00
parent f1cc022e9b
commit b48db8278f
5 changed files with 176 additions and 29 deletions

View File

@ -0,0 +1,155 @@
( Draw a 8x8 font )
%+ { ADD } %- { SUB } %* { MUL } %/ { DIV }
%< { LTH } %> { GTH } %= { EQU } %! { NEQ }
%++ { ADD2 } %-- { SUB2 } %** { MUL2 } %// { DIV2 }
%<< { LTH2 } %>> { GTH2 } %== { EQU2 } %!! { NEQ2 }
%AUTO-X { #01 .Screen/auto DEO }
( devices )
|00 @System &vector $2 &wst $1 &rst $1 &eaddr $2 &ecode $1 &pad $1 &r $2 &g $2 &b $2 &debug $1 &halt $1
|20 @Screen &vector $2 &width $2 &height $2 &auto $1 &pad $1 &x $2 &y $2 &addr $2 &pixel $1 &sprite $1
( variables )
|0000
( program )
|0100
( theme )
#f05d .System/r DEO2
#f0cd .System/g DEO2
#f0ad .System/b DEO2
( draw hello world )
#0010 .Screen/x DEO2
#0010 .Screen/y DEO2
;hello-txt #01 ;draw-uf1 JSR2
( draw long text )
#0010 .Screen/x DEO2
#0030 .Screen/y DEO2
;long-txt #02 ;draw-uf1-linebreaks JSR2
BRK
@draw-uf1 ( string* color -- )
AUTO-X
STH
&while
( get sprite ) LDAk #20 - #00 SWP #30 SFT2 ;font ++ .Screen/addr DEO2
( draw ) STHkr .Screen/sprite DEO
INC2 LDAk ,&while JCN
POPr
JMP2r
@draw-uf1-linebreaks ( string* color -- )
.Screen/x DEI2 ,&anchor STR2
AUTO-X
STH
&while
LDAk #0a ! ,&no-lb JCN
( rewind ) LIT2 &anchor $2 .Screen/x DEO2
( skip line ) .Screen/y DEI2k #0008 ++ ROT DEO2
,&end JMP
&no-lb
( get sprite ) LDAk #20 - #00 SWP #30 SFT2 ;font ++ .Screen/addr DEO2
( draw ) STHkr .Screen/sprite DEO
&end
INC2 LDAk ,&while JCN
POPr
JMP2r
@hello-txt "Hello 20 "Uxn! $1
@long-txt
5275 7374 6963 2043 6f6d 7075 7469 6e67
2072 6566 6572 7320 746f 2074 6865 2063
6f6e 7374 7275 6374 696f 6e20 0a6f 6620
6361 6c63 756c 6174 696f 6e20 6d61 6368
696e 6573 2075 7369 6e67 2070 7265 2d69
6e64 7573 7472 6961 6c20 0a6f 7220 6576
656e 2070 7265 2d68 6973 746f 7269 6320
7465 6368 6e6f 6c6f 6779 2e20 0a0a 4974
2072 6576 6561 6c73 2061 2068 6973 746f
7279 206f 6620 636f 6d70 7574 696e 6720
6173 2074 6865 200a 7061 7374 696d 6520
6f66 2064 696c 6574 7461 6e74 6573 2c20
616d 6174 6575 7220 7363 6965 6e74 6973
7473 0a61 6e64 2074 6162 756c 6174 6f72
7320 7768 6f20 636f 6e73 7472 7563 7420
6d61 6368 696e 6573 2074 6f20 0a6d 616e
6970 756c 6174 6520 6162 7374 7261 6374
2073 796d 626f 6c73 2077 6974 6820 6e6f
2070 7261 6374 6963 616c 200a 6170 706c
6963 6174 696f 6e2e 2041 7320 7468 6573
6520 6d61 6368 696e 6573 2061 7265 2067
656e 6572 616c 6c79 200a 6c65 7373 2065
6666 6963 6965 6e74 2074 6861 6e20 636f
6e76 656e 7469 6f6e 616c 2070 656e 6369
6c20 616e 6420 0a70 6170 6572 2063 6f6d
7075 7461 7469 6f6e 2c20 7468 6579 2061
6c6c 7564 6520 746f 2061 206d 6f72 6520
0a65 7069 6375 7265 616e 2070 7261 6374
6963 6520 6f66 2063 6f6d 7075 7469 6e67
2066 6f72 2070 6c65 6173 7572 6520 0a72
6174 6865 7220 7468 616e 2070 726f 6475
6374 696f 6e2e
@font ( bbcmicro )
0000 0000 0000 0000 1818 1818 1800 1800
6c6c 6c00 0000 0000 3636 7f36 7f36 3600
0c3f 683e 0b7e 1800 6066 0c18 3066 0600
386c 6c38 6d66 3b00 0c18 3000 0000 0000
0c18 3030 3018 0c00 3018 0c0c 0c18 3000
0018 7e3c 7e18 0000 0018 187e 1818 0000
0000 0000 0018 1830 0000 007e 0000 0000
0000 0000 0018 1800 0006 0c18 3060 0000
3c66 6e7e 7666 3c00 1838 1818 1818 7e00
3c66 060c 1830 7e00 3c66 061c 0666 3c00
0c1c 3c6c 7e0c 0c00 7e60 7c06 0666 3c00
1c30 607c 6666 3c00 7e06 0c18 3030 3000
3c66 663c 6666 3c00 3c66 663e 060c 3800
0000 1818 0018 1800 0000 1818 0018 1830
0c18 3060 3018 0c00 0000 7e00 7e00 0000
3018 0c06 0c18 3000 3c66 0c18 1800 1800
3c66 6e6a 6e60 3c00 3c66 667e 6666 6600
7c66 667c 6666 7c00 3c66 6060 6066 3c00
786c 6666 666c 7800 7e60 607c 6060 7e00
7e60 607c 6060 6000 3c66 606e 6666 3c00
6666 667e 6666 6600 7e18 1818 1818 7e00
3e0c 0c0c 0c6c 3800 666c 7870 786c 6600
6060 6060 6060 7e00 6377 7f6b 6b63 6300
6666 767e 6e66 6600 3c66 6666 6666 3c00
7c66 667c 6060 6000 3c66 6666 6a6c 3600
7c66 667c 6c66 6600 3c66 603c 0666 3c00
7e18 1818 1818 1800 6666 6666 6666 3c00
6666 6666 663c 1800 6363 6b6b 7f77 6300
6666 3c18 3c66 6600 6666 663c 1818 1800
7e06 0c18 3060 7e00 7c60 6060 6060 7c00
0060 3018 0c06 0000 3e06 0606 0606 3e00
183c 6642 0000 0000 0000 0000 0000 00ff
1c36 307c 3030 7e00 0000 3c06 3e66 3e00
6060 7c66 6666 7c00 0000 3c66 6066 3c00
0606 3e66 6666 3e00 0000 3c66 7e60 3c00
1c30 307c 3030 3000 0000 3e66 663e 063c
6060 7c66 6666 6600 1800 3818 1818 3c00
1800 3818 1818 1870 6060 666c 786c 6600
3818 1818 1818 3c00 0000 367f 6b6b 6300
0000 7c66 6666 6600 0000 3c66 6666 3c00
0000 7c66 667c 6060 0000 3e66 663e 0607
0000 6c76 6060 6000 0000 3e60 3c06 7c00
3030 7c30 3030 1c00 0000 6666 6666 3e00
0000 6666 663c 1800 0000 636b 6b7f 3600
0000 663c 183c 6600 0000 6666 663e 063c
0000 7e0c 1830 7e00 0c18 1870 1818 0c00
1818 1800 1818 1800 3018 180e 1818 3000
316b 4600 0000 0000 ffff ffff ffff ffff

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@ -23,19 +23,22 @@ static const char *errors[] = {
"Return-stack division by zero"};
static void
print_stack(Stack *s, char *name)
system_print(Stack *s, char *name)
{
Uint8 x, y;
fprintf(stderr, "\n%s\n", name);
for(y = 0; y < 0x04; y++) {
for(x = 0; x < 0x08; x++) {
Uint8 p = y * 0x08 + x;
fprintf(stderr,
p == s->ptr ? "[%02x]" : " %02x ",
s->dat[p]);
}
Uint8 i;
fprintf(stderr, "<%s> ", name);
for(i = 0; i < s->ptr; i++)
fprintf(stderr, i == s->ptr ? "[%02x]" : " %02x ", s->dat[i]);
if(!i)
fprintf(stderr, "empty");
fprintf(stderr, "\n");
}
void
system_inspect(Uxn *u)
{
system_print(&u->wst, "wst");
system_print(&u->rst, "rst");
}
int
@ -53,16 +56,11 @@ uxn_halt(Uxn *u, Uint8 error, Uint16 addr)
vec += 0x0004;
return uxn_eval(u, vec);
}
system_inspect(u);
fprintf(stderr, "Halted: %s#%04x, at 0x%04x\n", errors[error], u->ram[addr], addr);
return 0;
}
void
system_inspect(Uxn *u){
print_stack(&u->wst, "Working-stack");
print_stack(&u->rst, "Return-stack");
}
/* IO */
Uint8

View File

@ -15,6 +15,7 @@ typedef struct SystemDevice {
} SystemDevice;
void system_inspect(Uxn *u);
Uint8 system_dei(Device *d, Uint8 port);
void system_deo(Device *d, Uint8 port);
void system_deo_special(Device *d, Uint8 port);

View File

@ -34,7 +34,6 @@ error(char *msg, const char *err)
void
system_deo_special(Device *d, Uint8 port)
{
}
static void

View File

@ -42,7 +42,7 @@ static SDL_Rect gRect;
/* devices */
static Device *devsystem, *devscreen, *devmouse, *devctrl, *devaudio0;
static Device *devscreen, *devmouse, *devctrl, *devaudio0;
static Uint8 zoom = 1;
static Uint32 stdin_event, audio0_event;
@ -292,13 +292,6 @@ set_zoom(Uint8 scale)
set_window_size(gWindow, (uxn_screen.width + PAD * 2) * zoom, (uxn_screen.height + PAD * 2) * zoom);
}
static void
toggle_debugger(void)
{
devsystem->dat[0xe] = !devsystem->dat[0xe];
screen_clear(&uxn_screen, &uxn_screen.fg);
}
static void
capture_screen(void)
{
@ -390,8 +383,9 @@ console_input(Uxn *u, char c)
static int
run(Uxn *u)
{
Device *devsys = &u->dev[0];
redraw();
while(!devsystem->dat[0xf]) {
while(!devsys->dat[0xf]) {
SDL_Event event;
double elapsed, begin;
if(!BENCH)
@ -454,7 +448,7 @@ run(Uxn *u)
console_input(u, event.cbutton.button);
}
uxn_eval(u, GETVECTOR(devscreen));
if(uxn_screen.fg.changed || uxn_screen.bg.changed || devsystem->dat[0xe])
if(uxn_screen.fg.changed || uxn_screen.bg.changed)
redraw();
if(!BENCH) {
elapsed = (SDL_GetPerformanceCounter() - begin) / (double)SDL_GetPerformanceFrequency() * 1000.0f;