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Started extracting the controller device

This commit is contained in:
neauoire 2021-12-26 21:33:23 -08:00
parent 89c07988ac
commit 32c18e82ca
1 changed files with 47 additions and 27 deletions
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74
src/uxnemu.c
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@ -393,22 +393,42 @@ restart(Uxn *u)
start(u, "boot.rom");
}
Uint8
get_button(SDL_Event event)
{
switch(event.key.keysym.sym) {
case SDLK_LCTRL: return 0x01;
case SDLK_LALT: return 0x02;
case SDLK_LSHIFT: return 0x04;
case SDLK_ESCAPE: return 0x08;
case SDLK_UP: return 0x10;
case SDLK_DOWN: return 0x20;
case SDLK_LEFT: return 0x40;
case SDLK_RIGHT: return 0x80;
}
return 0x00;
}
void
controller_down(Device *d, Uint8 mask)
{
d->dat[2] |= mask;
uxn_eval(d->u, d->vector);
}
void
controller_up(Device *d, Uint8 mask)
{
d->dat[2] &= (~mask);
uxn_eval(d->u, d->vector);
}
static void
doctrl(Uxn *u, SDL_Event *event, int z)
{
Uint8 flag = 0x00;
SDL_Keymod mods = SDL_GetModState();
devctrl->dat[2] &= 0xf8;
if(mods & KMOD_CTRL) devctrl->dat[2] |= 0x01;
if(mods & KMOD_ALT) devctrl->dat[2] |= 0x02;
if(mods & KMOD_SHIFT) devctrl->dat[2] |= 0x04;
/* clang-format off */
switch(event->key.keysym.sym) {
case SDLK_ESCAPE: flag = 0x08; break;
case SDLK_UP: flag = 0x10; break;
case SDLK_DOWN: flag = 0x20; break;
case SDLK_LEFT: flag = 0x40; break;
case SDLK_RIGHT: flag = 0x80; break;
case SDLK_F1: if(z) set_zoom(zoom > 2 ? 1 : zoom + 1); break;
case SDLK_F2: if(z) devsystem->dat[0xe] = !devsystem->dat[0xe]; ppu_clear(&ppu, &ppu.fg); break;
case SDLK_F3: if(z) capture_screen(); break;
@ -417,13 +437,11 @@ doctrl(Uxn *u, SDL_Event *event, int z)
}
/* clang-format on */
if(z) {
devctrl->dat[2] |= flag;
if(event->key.keysym.sym < 0x20 || event->key.keysym.sym == SDLK_DELETE)
devctrl->dat[3] = event->key.keysym.sym;
else if((mods & KMOD_CTRL) && event->key.keysym.sym >= SDLK_a && event->key.keysym.sym <= SDLK_z)
devctrl->dat[3] = event->key.keysym.sym - (mods & KMOD_SHIFT) * 0x20;
} else
devctrl->dat[2] &= ~flag;
}
}
static const char *errors[] = {"underflow", "overflow", "division by zero"};
@ -453,6 +471,22 @@ run(Uxn *u)
if(!BENCH)
begin = SDL_GetPerformanceCounter();
while(SDL_PollEvent(&event) != 0) {
/* new handlers */
if(event.type == SDL_MOUSEWHEEL)
mouse_z(devmouse, event.wheel.y);
else if(event.type == SDL_MOUSEBUTTONUP)
mouse_up(devmouse, 0x1 << (event.button.button - 1));
else if(event.type == SDL_MOUSEBUTTONDOWN)
mouse_down(devmouse, 0x1 << (event.button.button - 1));
else if(event.type == SDL_MOUSEMOTION)
mouse_xy(devmouse,
clamp(event.motion.x - PAD, 0, ppu.width - 1),
clamp(event.motion.y - PAD, 0, ppu.height - 1));
else if(event.type == SDL_KEYDOWN)
controller_down(devctrl, get_button(event));
else if(event.type == SDL_KEYUP)
controller_up(devctrl, get_button(event));
/* continue */
switch(event.type) {
case SDL_DROPFILE:
set_size(WIDTH, HEIGHT, 0);
@ -474,20 +508,6 @@ run(Uxn *u)
goto breakout;
}
break;
case SDL_MOUSEWHEEL:
mouse_z(devmouse, event.wheel.y);
break;
case SDL_MOUSEBUTTONUP:
mouse_up(devmouse, 0x1 << (event.button.button - 1));
break;
case SDL_MOUSEBUTTONDOWN:
mouse_down(devmouse, 0x1 << (event.button.button - 1));
break;
case SDL_MOUSEMOTION:
mouse_xy(devmouse,
clamp(event.motion.x - PAD, 0, ppu.width - 1),
clamp(event.motion.y - PAD, 0, ppu.height - 1));
break;
case SDL_WINDOWEVENT:
if(event.window.event == SDL_WINDOWEVENT_EXPOSED)
redraw(u);