mirror of
https://git.sr.ht/~rabbits/uxn
synced 2024-11-27 00:03:00 +00:00
Started migrating examples to new devices setup
This commit is contained in:
neauoire
parent
3c04e1ece1
commit
b014a73bcd
12 changed files with 135 additions and 144 deletions
2
build.sh
2
build.sh
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@ -20,5 +20,5 @@ cc -std=c89 -DDEBUG -Wall -Wno-unknown-pragmas -Wpedantic -Wshadow -Wextra -Werr
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# cc uxn.c emulator.c -std=c89 -Os -DNDEBUG -g0 -s -Wall -Wno-unknown-pragmas -L/usr/local/lib -lSDL2 -o bin/emulator
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# run
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./bin/assembler examples/gui.shapes.usm bin/boot.rom
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./bin/assembler examples/dev.mouse.usm bin/boot.rom
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./bin/emulator bin/boot.rom
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111
emulator.c
111
emulator.c
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@ -253,30 +253,31 @@ init(void)
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}
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void
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domouse(SDL_Event *event)
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domouse(Uxn *u, SDL_Event *event)
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{
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Uint8 flag = 0x00;
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Uint16 addr = 0xff50; /* TODO: get dynamically */
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Uint16 x = clamp(event->motion.x / ZOOM - PAD * 8, 0, HOR * 8 - 1);
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Uint16 y = clamp(event->motion.y / ZOOM - PAD * 8, 0, VER * 8 - 1);
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devmouse->mem[0] = (x >> 8) & 0xff;
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devmouse->mem[1] = x & 0xff;
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devmouse->mem[2] = (y >> 8) & 0xff;
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devmouse->mem[3] = y & 0xff;
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devmouse->mem[5] = 0x00;
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u->ram.dat[addr + 0] = (x >> 8) & 0xff;
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u->ram.dat[addr + 1] = x & 0xff;
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u->ram.dat[addr + 2] = (y >> 8) & 0xff;
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u->ram.dat[addr + 3] = y & 0xff;
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u->ram.dat[addr + 5] = 0x00;
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switch(event->button.button) {
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case SDL_BUTTON_LEFT: flag = 0x01; break;
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case SDL_BUTTON_RIGHT: flag = 0x10; break;
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}
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switch(event->type) {
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case SDL_MOUSEBUTTONUP:
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setflag(&devmouse->mem[4], flag, 0);
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setflag(&u->ram.dat[addr + 4], flag, 0);
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break;
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case SDL_MOUSEBUTTONDOWN:
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setflag(&devmouse->mem[4], flag, 1);
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if(flag == 0x01 && getflag(&devmouse->mem[4], 0x10))
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devmouse->mem[5] = 0x01;
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if(flag == 0x10 && getflag(&devmouse->mem[4], 0x01))
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devmouse->mem[5] = 0x10;
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setflag(&u->ram.dat[addr + 4], flag, 1);
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if(flag == 0x01 && getflag(&u->ram.dat[addr + 4], 0x10))
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u->ram.dat[addr + 5] = 0x01;
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if(flag == 0x10 && getflag(&u->ram.dat[addr + 4], 0x01))
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u->ram.dat[addr + 5] = 0x10;
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break;
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}
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}
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@ -325,19 +326,23 @@ doctrl(SDL_Event *event, int z)
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#pragma mark - Devices
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Uint8
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console_poke(Uint8 *m, Uint8 b0, Uint8 b1)
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console_poke(Uint8 *m, Uint16 ptr, Uint8 b0, Uint8 b1)
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{
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printf("%c", b1);
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fflush(stdout);
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(void)m;
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(void)ptr;
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(void)b0;
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return b1;
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}
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Uint8
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screen_poke(Uint8 *m, Uint8 b0, Uint8 b1)
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screen_poke(Uint8 *m, Uint16 ptr, Uint8 b0, Uint8 b1)
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{
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if(b0 == 0x04) {
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Uint16 x = (*(m + 2) << 8) + *(m + 3);
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Uint16 y = (*m << 8) + *(m + 1);
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ptr += 8;
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if(b0 == 0x0c) {
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Uint16 x = (m[ptr] << 8) + m[ptr + 1];
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Uint16 y = (m[ptr + 2] << 8) + m[ptr + 3];
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paintpixel(b1 >> 4 & 0xf ? screen.fg : screen.bg, x, y, b1 & 0xf);
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screen.reqdraw = 1;
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}
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@ -345,16 +350,30 @@ screen_poke(Uint8 *m, Uint8 b0, Uint8 b1)
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}
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Uint8
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peek1(Uint8 *m, Uint8 b0, Uint8 b1)
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sprite_poke(Uint8 *m, Uint16 ptr, Uint8 b0, Uint8 b1)
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{
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printf("PEEK! %02x\n", b1);
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ptr += 8;
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if(b0 == 0x0e) {
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Uint16 x = (m[ptr] << 8) + m[ptr + 1];
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Uint16 y = (m[ptr + 2] << 8) + m[ptr + 3];
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Uint16 a = (m[ptr + 4] << 8) + m[ptr + 5];
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Uint8 source = (b1 >> 4) & 0xf;
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Uint8 *layer = source % 2 ? screen.fg : screen.bg;
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if(source / 2)
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paintchr(layer, x, y, &m[a]);
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else
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painticn(layer, x, y, &m[a], b1 & 0xf);
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screen.reqdraw = 1;
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}
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return b1;
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}
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Uint8
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poke1(Uint8 *m, Uint8 b0, Uint8 b1)
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ppnil(Uint8 *m, Uint16 ptr, Uint8 b0, Uint8 b1)
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{
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printf("POKE! %02x\n", b1);
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(void)m;
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(void)ptr;
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(void)b0;
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return b1;
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}
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@ -376,37 +395,6 @@ consolew(Device *d, Memory *m, Uint8 b)
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return 0;
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}
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Uint8
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screenr(Device *d, Memory *m, Uint8 b)
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{
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loadtheme(m->dat + 0xfff0);
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switch(b) {
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case 0: return (HOR * 8 >> 8) & 0xff;
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case 1: return HOR * 8 & 0xff;
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case 2: return (VER * 8 >> 8) & 0xff;
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case 3: return VER * 8 & 0xff;
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}
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(void)m;
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return d->mem[b];
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}
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Uint8
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screenw(Device *d, Memory *m, Uint8 b)
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{
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d->mem[d->ptr++] = b;
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if(d->ptr > 4) {
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Uint16 x = (d->mem[2] << 8) + d->mem[3];
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Uint16 y = (d->mem[0] << 8) + d->mem[1];
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Uint8 clr = d->mem[4] & 0xf;
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Uint8 layer = d->mem[4] >> 4 & 0xf;
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paintpixel(layer ? screen.fg : screen.bg, x, y, clr);
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screen.reqdraw = 1;
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d->ptr = 0;
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}
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(void)m;
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return 0;
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}
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Uint8
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spritew(Device *d, Memory *m, Uint8 b)
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{
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@ -449,7 +437,7 @@ start(Uxn *u)
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case SDL_QUIT: quit(); break;
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case SDL_MOUSEBUTTONUP:
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case SDL_MOUSEBUTTONDOWN:
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case SDL_MOUSEMOTION: domouse(&event); break;
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case SDL_MOUSEMOTION: domouse(u, &event); break;
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case SDL_TEXTINPUT: dotext(&event); break;
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case SDL_KEYDOWN: doctrl(&event, 1); break;
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case SDL_KEYUP: doctrl(&event, 0); break;
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@ -479,12 +467,17 @@ main(int argc, char **argv)
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if(!init())
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return error("Init", "Failed");
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devconsole = portuxn(&u, "console", defaultrw, consolew, peek1, console_poke);
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devscreen = portuxn(&u, "screen", screenr, screenw, peek1, screen_poke);
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devsprite = portuxn(&u, "sprite", screenr, spritew, peek1, poke1);
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devcontroller = portuxn(&u, "controller", defaultrw, defaultrw, peek1, poke1);
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devkey = portuxn(&u, "key", defaultrw, consolew, peek1, poke1);
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devmouse = portuxn(&u, "mouse", defaultrw, defaultrw, peek1, poke1);
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devconsole = portuxn(&u, "console", defaultrw, consolew, ppnil, console_poke);
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devscreen = portuxn(&u, "screen", defaultrw, defaultrw, ppnil, screen_poke);
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devsprite = portuxn(&u, "sprite", defaultrw, spritew, ppnil, sprite_poke);
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devcontroller = portuxn(&u, "controller", defaultrw, defaultrw, ppnil, ppnil);
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devkey = portuxn(&u, "key", defaultrw, consolew, ppnil, ppnil);
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devmouse = portuxn(&u, "mouse", defaultrw, defaultrw, ppnil, ppnil);
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u.ram.dat[0xff10] = (HOR * 8 >> 8) & 0xff;
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u.ram.dat[0xff11] = HOR * 8 & 0xff;
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u.ram.dat[0xff12] = (VER * 8 >> 8) & 0xff;
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u.ram.dat[0xff13] = VER * 8 & 0xff;
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start(&u);
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quit();
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@ -1,11 +1,18 @@
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( blank )
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:dev/r fff8 ( std read port )
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:dev/w fff9 ( std write port )
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&Console { pad 8 stdio 1 }
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&Screen { width 2 height 2 pad 4 y 2 x 2 color 1 }
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&Sprite { pad 8 y 2 x 2 addr 2 color 1 }
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&Mouse { x 2 y 2 state 1 chord 1 }
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|0100 @RESET BRK
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|c000 @FRAME BRK
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|d000 @ERROR BRK
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|FF00 ;dev/console Console
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|FF10 ;dev/screen Screen
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|FF20 ;dev/sprite Sprite
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|FF50 ;dev/mouse Mouse
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|FFF0 [ f2ac 35bb 2b53 ] ( palette )
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|FFFA .RESET .FRAME .ERROR
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@ -1,6 +1,6 @@
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( hello world )
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&Console { stdio 1 }
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&Console { pad 8 stdio 1 }
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|0100 @RESET
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@ -1,45 +1,37 @@
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( mouse )
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:dev/r fff8 ( std read port )
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:dev/w fff9 ( std write port )
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&Screen { width 2 height 2 pad 4 y 2 x 2 color 1 }
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&Sprite { pad 8 y 2 x 2 addr 2 color 1 }
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&Mouse { x 2 y 2 state 1 chord 1 }
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&Point2d { x 2 y 2 }
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;mouse Point2d
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;cat Point2d
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;cat Point2d ;mouse Point2d
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;state 1 ;timer 1
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;timer 1
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|0100 @RESET
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#01 =dev/r ( set dev/read screen )
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( position cat )
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#00 IOR2 #0002 DIV2 =cat.x
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#02 IOR2 #0038 SUB2 =cat.y
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#05 =dev/r ( set dev/read mouse )
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#02 =dev/w ( set dev/write to sprite )
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~dev/screen.width #0002 DIV2 =cat.x
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~dev/screen.height #0038 SUB2 =cat.y
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( draw polycat )
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,draw-polycat JSR
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BRK
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|c000 @FRAME
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( clear last cursor )
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#10 ,clear_icn ~mouse.x ~mouse.y ,draw-sprite JSR
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( record mouse positions )
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#00 IOR2 =mouse.x #02 IOR2 =mouse.y
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( record mouse state )
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#04 IOR #11 ADD =state
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~dev/mouse.x =mouse.x ~dev/mouse.y =mouse.y
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( detect click )
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#04 IOR #01 NEQ ,no-click ROT JMP? POP2
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~dev/mouse.state #01 NEQ ,no-click ROT JMP? POP2
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#50 =timer
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@no-click
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( draw mouse )
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~state ,cursor_icn ~mouse.x ~mouse.y ,draw-sprite JSR
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~dev/mouse.state #11 ADD ,cursor_icn ~mouse.x ~mouse.y ,draw-sprite JSR
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( animate )
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,animate-polycat JSR
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( update last pos )
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@ -99,17 +91,17 @@ RTS
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RTS
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@draw-sprite
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IOW2 ( y byte )
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IOW2 ( x byte )
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IOW2 ( sprite address )
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IOW ( layer-color )
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=dev/sprite.x
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=dev/sprite.y
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=dev/sprite.addr
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=dev/sprite.color
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RTS
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@draw-sprite-chr
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IOW2 ( y byte )
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IOW2 ( x byte )
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IOW2 ( sprite address )
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#20 IOW ( layer-color )
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=dev/sprite.x
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=dev/sprite.y
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=dev/sprite.addr
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#20 =dev/sprite.color
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RTS
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@clear_icn [ 0000 0000 0000 0000 ]
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@ -132,6 +124,10 @@ RTS
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c0f0 f0e0 e080 8000 c0f1 faf9 fef8 b000
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]
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|FF10 ;dev/screen Screen
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|FF20 ;dev/sprite Sprite
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|FF50 ;dev/mouse Mouse
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|d000 @ERROR BRK
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|FFF0 [ 0f85 0fd5 0fb5 ] ( palette )
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|FFFA .RESET .FRAME .ERROR
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40
examples/dev.screen.usm
Normal file
40
examples/dev.screen.usm
Normal file
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@ -0,0 +1,40 @@
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( screen )
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&Screen { width 2 height 2 pad 4 x 2 y 2 color 1 }
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;centerx 2 ;centery 2 ;i 2
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|0100 @RESET
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( find screen center )
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~dev/screen.width #0002 DIV2 =centerx
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~dev/screen.height #0002 DIV2 =centery
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( draw hor line )
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#0000 =i
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~centery =dev/screen.y
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@draw-hor
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#03 ~i =dev/screen.x =dev/screen.color
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~i #0002 ADD2 =i ( increment )
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~i ~dev/screen.width LTH2 ,draw-hor ROT JMP? POP2
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( draw ver line )
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#0000 =i
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~centerx =dev/screen.x
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@draw-ver
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#03 ~i =dev/screen.y =dev/screen.color
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~i #0002 ADD2 =i ( increment )
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~i ~dev/screen.width LTH2 ,draw-ver ROT JMP? POP2
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( draw pixel in the middle )
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#01 ~centerx ~centery =dev/screen.y =dev/screen.x =dev/screen.color
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BRK
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|c000 @FRAME BRK
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|d000 @ERROR BRK
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|FF10 ;dev/screen Screen
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|FFF0 [ f0ac f0bb f053 ] ( palette )
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|FFFA .RESET .FRAME .ERROR ( vectors )
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@ -1,45 +0,0 @@
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( screen )
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:dev/r fff8 ( std read port )
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:dev/w fff9 ( std write port )
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;centerx 2 ;centery 2 ;i 2
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|0100 @RESET
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( set read/write to dev/screen )
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#01 DUP =dev/r =dev/w
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( find screen center )
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#00 IOR2 #0002 DIV2 =centerx
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#02 IOR2 #0002 DIV2 =centery
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( draw hor line )
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#0000 =i
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@draw-hor
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#03 ~i ~centery ,draw-pixel JSR
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~i #0002 ADD2 =i ( increment )
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~i #00 IOR2 LTH2 ,draw-hor ROT JMP? POP2
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( draw ver line )
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#0000 =i
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@draw-ver
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#03 ~centerx ~i ,draw-pixel JSR
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~i #0002 ADD2 =i ( increment )
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~i #02 IOR2 LTH2 ,draw-ver ROT JMP? POP2
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( draw pixel in the middle )
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#01 ~centerx ~centery ,draw-pixel JSR
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BRK
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@draw-pixel
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IOW2 ( y short )
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IOW2 ( x short )
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IOW ( color byte )
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RTS
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|c000 @FRAME BRK
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|d000 @ERROR BRK
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|FFF0 [ f0ac f0bb f053 ] ( palette )
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|FFFA .RESET .FRAME .ERROR ( vectors )
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@ -1,6 +1,6 @@
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( draw routines )
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&Screen { y 2 x 2 color 1 }
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&Screen { width 2 height 2 pad 4 y 2 x 2 color 1 red 1 green 1 blue 1 }
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;color 1 ;x1 2 ;x2 2 ;y1 2 ;y2 2
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@ -53,7 +53,7 @@ RTS
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|c000 @FRAME BRK
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|d000 @ERROR BRK
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|FF08 ;dev/screen Screen
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|FF10 ;dev/screen Screen
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|FFF0 [ 0f0f 0fff 0ff0 ] ( palette )
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|FFFA .RESET .FRAME .ERROR ( vectors )
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8
uxn.c
8
uxn.c
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@ -18,9 +18,9 @@ WITH REGARD TO THIS SOFTWARE.
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/* clang-format off */
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void setflag(Uint8 *a, char flag, int b) { if(b) *a |= flag; else *a &= (~flag); }
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int getflag(Uint8 *a, char flag) { return *a & flag; }
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Uint8 devpoke8(Uxn *u, Uint8 id, Uint8 b0, Uint8 b1){ return id < u->devices ? u->dev[id].poke(&u->ram.dat[0xff00 + id * 8], b0, b1) : b1; }
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Uint8 devpeek8(Uxn *u, Uint8 id, Uint8 b0, Uint8 b1){ return id < u->devices ? u->dev[id].peek(&u->ram.dat[0xff00 + id * 8], b0, b1) : b1; }
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void mempoke8(Uxn *u, Uint16 a, Uint8 b) { u->ram.dat[a] = a >= 0xff00 ? devpoke8(u, (a & 0xff) >> 3, (a & 0xf) % 8, b) : b; }
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Uint8 devpoke8(Uxn *u, Uint8 id, Uint8 b0, Uint8 b1){ return id < u->devices ? u->dev[id].poke(u->ram.dat, 0xff00 + id * 0x10, b0, b1) : b1; }
|
||||
Uint8 devpeek8(Uxn *u, Uint8 id, Uint8 b0, Uint8 b1){ return id < u->devices ? u->dev[id].peek(u->ram.dat, 0xff00 + id * 0x10, b0, b1) : b1; }
|
||||
void mempoke8(Uxn *u, Uint16 a, Uint8 b) { u->ram.dat[a] = a >= 0xff00 ? devpoke8(u, (a & 0xff) >> 4, a & 0xf, b) : b; }
|
||||
Uint8 mempeek8(Uxn *u, Uint16 a) { return a >= 0xff00 ? devpeek8(u, (a & 0xff) >> 4, a & 0xf, u->ram.dat[a]) : u->ram.dat[a]; }
|
||||
void mempoke16(Uxn *u, Uint16 a, Uint16 b) { mempoke8(u, a, b >> 8); mempoke8(u, a + 1, b); }
|
||||
Uint16 mempeek16(Uxn *u, Uint16 a) { return (mempeek8(u, a) << 8) + mempeek8(u, a + 1); }
|
||||
|
|
@ -211,7 +211,7 @@ loaduxn(Uxn *u, char *filepath)
|
|||
}
|
||||
|
||||
Device *
|
||||
portuxn(Uxn *u, char *name, Uint8 (*rfn)(Device *, Memory *, Uint8), Uint8 (*wfn)(Device *, Memory *, Uint8), Uint8 (*pefn)(Uint8 *m, Uint8 b0, Uint8 b1), Uint8 (*pofn)(Uint8 *m, Uint8 b0, Uint8 b1))
|
||||
portuxn(Uxn *u, char *name, Uint8 (*rfn)(Device *, Memory *, Uint8), Uint8 (*wfn)(Device *, Memory *, Uint8), Uint8 (*pefn)(Uint8 *m, Uint16 ptr, Uint8 b0, Uint8 b1), Uint8 (*pofn)(Uint8 *m, Uint16 ptr, Uint8 b0, Uint8 b1))
|
||||
{
|
||||
Device *d = &u->dev[u->devices++];
|
||||
d->read = rfn;
|
||||
|
|
|
|||
6
uxn.h
6
uxn.h
|
|
@ -35,8 +35,8 @@ typedef struct Device {
|
|||
Uint8 ptr, mem[8];
|
||||
Uint8 (*read)(struct Device *, Memory *, Uint8);
|
||||
Uint8 (*write)(struct Device *, Memory *, Uint8);
|
||||
Uint8 (*peek)(Uint8 *, Uint8, Uint8);
|
||||
Uint8 (*poke)(Uint8 *, Uint8, Uint8);
|
||||
Uint8 (*peek)(Uint8 *, Uint16, Uint8, Uint8);
|
||||
Uint8 (*poke)(Uint8 *, Uint16, Uint8, Uint8);
|
||||
} Device;
|
||||
|
||||
typedef struct {
|
||||
|
|
@ -52,4 +52,4 @@ int getflag(Uint8 *status, char flag);
|
|||
int loaduxn(Uxn *c, char *filepath);
|
||||
int bootuxn(Uxn *c);
|
||||
int evaluxn(Uxn *u, Uint16 vec);
|
||||
Device *portuxn(Uxn *u, char *name, Uint8 (*rfn)(Device *, Memory *, Uint8), Uint8 (*wfn)(Device *, Memory *, Uint8), Uint8 (*pefn)(Uint8 *, Uint8, Uint8), Uint8 (*pofn)(Uint8 *, Uint8, Uint8));
|
||||
Device *portuxn(Uxn *u, char *name, Uint8 (*rfn)(Device *, Memory *, Uint8), Uint8 (*wfn)(Device *, Memory *, Uint8), Uint8 (*pefn)(Uint8 *, Uint16, Uint8, Uint8), Uint8 (*pofn)(Uint8 *, Uint16, Uint8, Uint8));
|
||||
|
|
|
|||
Loading…
Reference in a new issue