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idzhook: Simulate six-speed shifter

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This commit is contained in:
Tau 2019-04-08 14:25:31 -04:00
parent 2b50369ad2
commit 821e7f0704
1 changed files with 41 additions and 1 deletions
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42
idzhook/jvs.c
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@ -28,6 +28,25 @@ static const struct io3_ops idz_jvs_io3_ops = {
static struct io3 idz_jvs_io3;
static bool idz_jvs_coin;
static bool idz_jvs_shifting;
static uint8_t idz_jvs_gear;
static const uint16_t idz_jvs_gear_signals[] = {
/* Neutral */
0x0000,
/* 1: Left|Up */
0x2800,
/* 2: Left|Down */
0x1800,
/* 3: Up */
0x2000,
/* 4: Down */
0x1000,
/* 5: Right|Up */
0x2400,
/* 6: Right|Down */
0x1400,
};
void idz_jvs_init(void)
{
@ -37,6 +56,8 @@ void idz_jvs_init(void)
static void idz_jvs_read_switches(void *ctx, struct io3_switch_state *out)
{
bool shift_inc;
bool shift_dec;
XINPUT_STATE xi;
WORD xb;
@ -46,10 +67,11 @@ static void idz_jvs_read_switches(void *ctx, struct io3_switch_state *out)
XInputGetState(0, &xi);
xb = xi.Gamepad.wButtons;
/* Update gameplay buttons (P2 JVS input is not even polled) */
/* Update gameplay buttons */
if (xb & XINPUT_GAMEPAD_START) {
out->p1 |= 1 << 15;
idz_jvs_gear = 0; /* Reset to Neutral when start is pressed */
}
if (xb & XINPUT_GAMEPAD_DPAD_UP) {
@ -72,6 +94,24 @@ static void idz_jvs_read_switches(void *ctx, struct io3_switch_state *out)
out->p1 |= 1 << 9;
}
/* Update simulated six-speed shifter */
shift_inc = xb & XINPUT_GAMEPAD_X;
shift_dec = xb & XINPUT_GAMEPAD_Y;
if (!idz_jvs_shifting) {
if (shift_inc && idz_jvs_gear < 6) {
idz_jvs_gear++;
}
if (shift_dec && idz_jvs_gear > 0) {
idz_jvs_gear--;
}
}
idz_jvs_shifting = shift_inc || shift_dec;
out->p2 = idz_jvs_gear_signals[idz_jvs_gear];
/* Update test/service buttons */
if (GetAsyncKeyState('1')) {