segatools/apm3hook/io4.c
2024-08-20 22:18:44 +02:00

70 lines
1.2 KiB
C

#include <windows.h>
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include "board/io4.h"
#include "apm3hook/apm3-dll.h"
#include "util/dprintf.h"
static HRESULT apm3_io4_poll(void *ctx, struct io4_state *state);
static uint16_t coins;
static const struct io4_ops apm3_io4_ops = {
.poll = apm3_io4_poll,
};
HRESULT apm3_io4_hook_init(const struct io4_config *cfg)
{
HRESULT hr;
assert(apm3_dll.init != NULL);
hr = io4_hook_init(cfg, &apm3_io4_ops, NULL);
if (FAILED(hr)) {
return hr;
}
return apm3_dll.init();
}
static HRESULT apm3_io4_poll(void *ctx, struct io4_state *state)
{
uint8_t opbtn;
HRESULT hr;
assert(apm3_dll.poll != NULL);
assert(apm3_dll.get_opbtns != NULL);
memset(state, 0, sizeof(*state));
hr = apm3_dll.poll();
if (FAILED(hr)) {
return hr;
}
opbtn = 0;
apm3_dll.get_opbtns(&opbtn);
if (opbtn & apm3_IO_OPBTN_TEST) {
state->buttons[0] |= IO4_BUTTON_TEST;
}
if (opbtn & apm3_IO_OPBTN_SERVICE) {
state->buttons[0] |= IO4_BUTTON_SERVICE;
}
if (opbtn & apm3_IO_OPBTN_COIN) {
coins++;
}
state->chutes[0] = coins << 8;
return S_OK;
}