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Feels good, but switches bounce

This commit is contained in:
Neale Pickett 2023-12-31 17:22:47 -07:00
parent 0960b0e2f7
commit d5b1addddc
1 changed files with 51 additions and 54 deletions
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105
WiiGuitarController.ino
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@ -33,8 +33,6 @@ void setup() {
static HIDSubDescriptor node(_hidReportDescriptor, sizeof(_hidReportDescriptor));
HID().AppendDescriptor(&node);
buttonState.buttons = 0x0000;
buttonState.hatAndConstant = 0x08;
buttonState.axis[0] = 0;
buttonState.axis[1] = 0;
buttonState.axis[2] = 0;
@ -43,8 +41,6 @@ void setup() {
buttonState.reserved1[i] = 0x0;
}
buttonState.finalConstant = 0x0200020002000200;
buttonState.buttons = 0;
buttonState.hatAndConstant = 0x08; // This apparently means "nothing pressed"
}
// The 3.3v Pro Micro is on the slow side.
@ -52,57 +48,58 @@ void setup() {
// send an update every 10ms,
// and hope we don't miss anything while we're doing USB stuff.
void loop() {
static uint16_t buttons = 0;
static unsigned long next = 0;
unsigned long now = millis();
register uint16_t buttons = 0;
register uint16_t buttons_prior = 0;
buttons |= (0
| (digitalRead(BUTTON_BLUE) << 0)
| (digitalRead(BUTTON_GREEN) << 1)
| (digitalRead(BUTTON_RED) << 2)
| (digitalRead(BUTTON_YELLOW) << 3)
| (digitalRead(BUTTON_ORANGE) << 4)
| (digitalRead(TILT_SWITCH) << 5)
| (digitalRead(STRUM_UP) << 6) // Not in USB packet
| (digitalRead(STRUM_DOWN) << 7) // Not in USB packet
| (digitalRead(BUTTON_MINUS) << 8)
| (digitalRead(BUTTON_PLUS) << 9)
| (digitalRead(SOLO_BLUE) << 10) // Not in USB packet
| (digitalRead(SOLO_GREEN) << 11) // Not in USB packet
| (digitalRead(SOLO_RED) << 12) // Not in USB packet
| (digitalRead(SOLO_YELLOW) << 13) // Not in USB packet
| (digitalRead(SOLO_ORANGE) << 14) // Not in USB packet
);
while (1) {
buttons = (0
| (digitalRead(BUTTON_BLUE) << 0)
| (digitalRead(BUTTON_GREEN) << 1)
| (digitalRead(BUTTON_RED) << 2)
| (digitalRead(BUTTON_YELLOW) << 3)
| (digitalRead(BUTTON_ORANGE) << 4)
| (digitalRead(TILT_SWITCH) << 5)
| (digitalRead(STRUM_UP) << 6) // Not in USB packet
| (digitalRead(STRUM_DOWN) << 7) // Not in USB packet
| (digitalRead(BUTTON_MINUS) << 8)
| (digitalRead(BUTTON_PLUS) << 9)
| (digitalRead(SOLO_BLUE) << 10) // Not in USB packet
| (digitalRead(SOLO_GREEN) << 11) // Not in USB packet
| (digitalRead(SOLO_RED) << 12) // Not in USB packet
| (digitalRead(SOLO_YELLOW) << 13) // Not in USB packet
| (digitalRead(SOLO_ORANGE) << 14) // Not in USB packet
);
if (next > now) {
return;
if (buttons == buttons_prior) {
continue;
}
buttons_prior = buttons;
// Open pullup reads 1, so invert everything we've read
buttons = ~buttons;
buttonState.buttons = (buttons & 0b1100111111); // All directly-mappable bits
buttonState.buttons |= ((buttons >> 10) & 0b11111); // Solo keys
bitWrite(buttonState.buttons, 6, (buttons >> 10) & 0b11111); // Solo bit
// I don't understand why any rational engineer would have done this.
if (bitRead(buttons, 6)) {
buttonState.hatAndConstant = 0x00; // up
} else if (false) {
buttonState.hatAndConstant = 0x02; // right
} else if (bitRead(buttons, 7)) {
buttonState.hatAndConstant = 0x04; // down
} else if (false) {
buttonState.hatAndConstant = 0x06; // left
} else {
buttonState.hatAndConstant = 0x08; // nothing
}
buttonState.axis[2] = analogRead(ANALOG_WAMMY) / 4;
// Send an update
HID().SendReport(0, (uint8_t *)&buttonState, 27);
buttons = 0;
}
// Open pullup reads 1, so invert everything we've read
buttons = ~buttons;
buttonState.buttons = (buttons & 0b1100111111); // All directly-mappable bits
buttonState.buttons |= ((buttons >> 10) & 0b11111); // Solo keys
bitWrite(buttonState.buttons, 6, (buttons >> 10) & 0b11111); // Solo bit
// I don't understand why any rational engineer would have done this.
if (bitRead(buttons, 6)) {
buttonState.hatAndConstant = 0x00; // up
} else if (false) {
buttonState.hatAndConstant = 0x02; // right
} else if (bitRead(buttons, 7)) {
buttonState.hatAndConstant = 0x04; // down
} else if (false) {
buttonState.hatAndConstant = 0x06; // left
} else {
buttonState.hatAndConstant = 0x08; // nothing
}
buttonState.axis[2] = analogRead(ANALOG_WAMMY) / 4;
// Send an update
HID().SendReport(0, (uint8_t *)&buttonState, 27);
next = now + 10;
buttons = 0;
}