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