diff options
Diffstat (limited to 'quantum/encoder.c')
| -rw-r--r-- | quantum/encoder.c | 142 |
1 files changed, 103 insertions, 39 deletions
diff --git a/quantum/encoder.c b/quantum/encoder.c index 438c7d8564..105bed0147 100644 --- a/quantum/encoder.c +++ b/quantum/encoder.c @@ -23,6 +23,10 @@ // for memcpy #include <string.h> +#ifndef ENCODER_MAP_KEY_DELAY +# define ENCODER_MAP_KEY_DELAY 2 +#endif + #if !defined(ENCODER_RESOLUTIONS) && !defined(ENCODER_RESOLUTION) # define ENCODER_RESOLUTION 4 #endif @@ -31,11 +35,13 @@ # error "No encoder pads defined by ENCODERS_PAD_A and ENCODERS_PAD_B" #endif -#define NUMBER_OF_ENCODERS (sizeof(encoders_pad_a) / sizeof(pin_t)) -static pin_t encoders_pad_a[] = ENCODERS_PAD_A; -static pin_t encoders_pad_b[] = ENCODERS_PAD_B; +extern volatile bool isLeftHand; + +static pin_t encoders_pad_a[NUM_ENCODERS_MAX_PER_SIDE] = ENCODERS_PAD_A; +static pin_t encoders_pad_b[NUM_ENCODERS_MAX_PER_SIDE] = ENCODERS_PAD_B; + #ifdef ENCODER_RESOLUTIONS -static uint8_t encoder_resolutions[] = ENCODER_RESOLUTIONS; +static uint8_t encoder_resolutions[NUM_ENCODERS] = ENCODER_RESOLUTIONS; #endif #ifndef ENCODER_DIRECTION_FLIP @@ -47,18 +53,20 @@ static uint8_t encoder_resolutions[] = ENCODER_RESOLUTIONS; #endif static int8_t encoder_LUT[] = {0, -1, 1, 0, 1, 0, 0, -1, -1, 0, 0, 1, 0, 1, -1, 0}; -static uint8_t encoder_state[NUMBER_OF_ENCODERS] = {0}; -static int8_t encoder_pulses[NUMBER_OF_ENCODERS] = {0}; +static uint8_t encoder_state[NUM_ENCODERS] = {0}; +static int8_t encoder_pulses[NUM_ENCODERS] = {0}; +// encoder counts +static uint8_t thisCount; #ifdef SPLIT_KEYBOARD -// right half encoders come over as second set of encoders -static uint8_t encoder_value[NUMBER_OF_ENCODERS * 2] = {0}; -// row offsets for each hand +// encoder offsets for each hand static uint8_t thisHand, thatHand; -#else -static uint8_t encoder_value[NUMBER_OF_ENCODERS] = {0}; +// encoder counts for each hand +static uint8_t thatCount; #endif +static uint8_t encoder_value[NUM_ENCODERS] = {0}; + __attribute__((weak)) void encoder_wait_pullup_charge(void) { wait_us(100); } @@ -72,46 +80,83 @@ __attribute__((weak)) bool encoder_update_kb(uint8_t index, bool clockwise) { } void encoder_init(void) { +#ifdef SPLIT_KEYBOARD + thisHand = isLeftHand ? 0 : NUM_ENCODERS_LEFT; + thatHand = NUM_ENCODERS_LEFT - thisHand; + thisCount = isLeftHand ? NUM_ENCODERS_LEFT : NUM_ENCODERS_RIGHT; + thatCount = isLeftHand ? NUM_ENCODERS_RIGHT : NUM_ENCODERS_LEFT; +#else // SPLIT_KEYBOARD + thisCount = NUM_ENCODERS; +#endif + +#ifdef ENCODER_TESTS + // Annoying that we have to clear out values during initialisation here, but + // because all the arrays are static locals, rerunning tests in the same + // executable doesn't reset any of these. Kinda crappy having test-only code + // here, but it's the simplest solution. + memset(encoder_value, 0, sizeof(encoder_value)); + memset(encoder_state, 0, sizeof(encoder_state)); + memset(encoder_pulses, 0, sizeof(encoder_pulses)); + static const pin_t encoders_pad_a_left[] = ENCODERS_PAD_A; + static const pin_t encoders_pad_b_left[] = ENCODERS_PAD_B; + for (uint8_t i = 0; i < thisCount; i++) { + encoders_pad_a[i] = encoders_pad_a_left[i]; + encoders_pad_b[i] = encoders_pad_b_left[i]; + } +#endif + #if defined(SPLIT_KEYBOARD) && defined(ENCODERS_PAD_A_RIGHT) && defined(ENCODERS_PAD_B_RIGHT) + // Re-initialise the pads if it's the right-hand side if (!isLeftHand) { - const pin_t encoders_pad_a_right[] = ENCODERS_PAD_A_RIGHT; - const pin_t encoders_pad_b_right[] = ENCODERS_PAD_B_RIGHT; -# if defined(ENCODER_RESOLUTIONS_RIGHT) - const uint8_t encoder_resolutions_right[] = ENCODER_RESOLUTIONS_RIGHT; -# endif - for (uint8_t i = 0; i < NUMBER_OF_ENCODERS; i++) { + static const pin_t encoders_pad_a_right[] = ENCODERS_PAD_A_RIGHT; + static const pin_t encoders_pad_b_right[] = ENCODERS_PAD_B_RIGHT; + for (uint8_t i = 0; i < thisCount; i++) { encoders_pad_a[i] = encoders_pad_a_right[i]; encoders_pad_b[i] = encoders_pad_b_right[i]; -# if defined(ENCODER_RESOLUTIONS_RIGHT) - encoder_resolutions[i] = encoder_resolutions_right[i]; -# endif } } -#endif +#endif // defined(SPLIT_KEYBOARD) && defined(ENCODERS_PAD_A_RIGHT) && defined(ENCODERS_PAD_B_RIGHT) - for (int i = 0; i < NUMBER_OF_ENCODERS; i++) { + // Encoder resolutions is handled purely master-side, so concatenate the two arrays +#if defined(SPLIT_KEYBOARD) && defined(ENCODER_RESOLUTIONS) +# if defined(ENCODER_RESOLUTIONS_RIGHT) + static const uint8_t encoder_resolutions_right[NUM_ENCODERS_RIGHT] = ENCODER_RESOLUTIONS_RIGHT; +# else // defined(ENCODER_RESOLUTIONS_RIGHT) + static const uint8_t encoder_resolutions_right[NUM_ENCODERS_RIGHT] = ENCODER_RESOLUTIONS; +# endif // defined(ENCODER_RESOLUTIONS_RIGHT) + for (uint8_t i = 0; i < NUM_ENCODERS_RIGHT; i++) { + encoder_resolutions[NUM_ENCODERS_LEFT + i] = encoder_resolutions_right[i]; + } +#endif // defined(SPLIT_KEYBOARD) && defined(ENCODER_RESOLUTIONS) + + for (uint8_t i = 0; i < thisCount; i++) { setPinInputHigh(encoders_pad_a[i]); setPinInputHigh(encoders_pad_b[i]); } encoder_wait_pullup_charge(); - for (int i = 0; i < NUMBER_OF_ENCODERS; i++) { + for (uint8_t i = 0; i < thisCount; i++) { encoder_state[i] = (readPin(encoders_pad_a[i]) << 0) | (readPin(encoders_pad_b[i]) << 1); } +} -#ifdef SPLIT_KEYBOARD - thisHand = isLeftHand ? 0 : NUMBER_OF_ENCODERS; - thatHand = NUMBER_OF_ENCODERS - thisHand; -#endif +#ifdef ENCODER_MAP_ENABLE +static void encoder_exec_mapping(uint8_t index, bool clockwise) { + // The delays below cater for Windows and its wonderful requirements. + action_exec(clockwise ? ENCODER_CW_EVENT(index, true) : ENCODER_CCW_EVENT(index, true)); + wait_ms(ENCODER_MAP_KEY_DELAY); + action_exec(clockwise ? ENCODER_CW_EVENT(index, false) : ENCODER_CCW_EVENT(index, false)); + wait_ms(ENCODER_MAP_KEY_DELAY); } +#endif // ENCODER_MAP_ENABLE static bool encoder_update(uint8_t index, uint8_t state) { bool changed = false; uint8_t i = index; #ifdef ENCODER_RESOLUTIONS - uint8_t resolution = encoder_resolutions[i]; + const uint8_t resolution = encoder_resolutions[i]; #else - uint8_t resolution = ENCODER_RESOLUTION; + const uint8_t resolution = ENCODER_RESOLUTION; #endif #ifdef SPLIT_KEYBOARD @@ -121,12 +166,20 @@ static bool encoder_update(uint8_t index, uint8_t state) { if (encoder_pulses[i] >= resolution) { encoder_value[index]++; changed = true; +#ifdef ENCODER_MAP_ENABLE + encoder_exec_mapping(index, ENCODER_COUNTER_CLOCKWISE); +#else // ENCODER_MAP_ENABLE encoder_update_kb(index, ENCODER_COUNTER_CLOCKWISE); +#endif // ENCODER_MAP_ENABLE } if (encoder_pulses[i] <= -resolution) { // direction is arbitrary here, but this clockwise encoder_value[index]--; changed = true; +#ifdef ENCODER_MAP_ENABLE + encoder_exec_mapping(index, ENCODER_CLOCKWISE); +#else // ENCODER_MAP_ENABLE encoder_update_kb(index, ENCODER_CLOCKWISE); +#endif // ENCODER_MAP_ENABLE } encoder_pulses[i] %= resolution; #ifdef ENCODER_DEFAULT_POS @@ -139,10 +192,13 @@ static bool encoder_update(uint8_t index, uint8_t state) { bool encoder_read(void) { bool changed = false; - for (uint8_t i = 0; i < NUMBER_OF_ENCODERS; i++) { - encoder_state[i] <<= 2; - encoder_state[i] |= (readPin(encoders_pad_a[i]) << 0) | (readPin(encoders_pad_b[i]) << 1); - changed |= encoder_update(i, encoder_state[i]); + for (uint8_t i = 0; i < thisCount; i++) { + uint8_t new_status = (readPin(encoders_pad_a[i]) << 0) | (readPin(encoders_pad_b[i]) << 1); + if ((encoder_state[i] & 0x3) != new_status) { + encoder_state[i] <<= 2; + encoder_state[i] |= new_status; + changed |= encoder_update(i, encoder_state[i]); + } } return changed; } @@ -150,26 +206,34 @@ bool encoder_read(void) { #ifdef SPLIT_KEYBOARD void last_encoder_activity_trigger(void); -void encoder_state_raw(uint8_t* slave_state) { - memcpy(slave_state, &encoder_value[thisHand], sizeof(uint8_t) * NUMBER_OF_ENCODERS); +void encoder_state_raw(uint8_t *slave_state) { + memcpy(slave_state, &encoder_value[thisHand], sizeof(uint8_t) * thisCount); } -void encoder_update_raw(uint8_t* slave_state) { +void encoder_update_raw(uint8_t *slave_state) { bool changed = false; - for (uint8_t i = 0; i < NUMBER_OF_ENCODERS; i++) { - uint8_t index = i + thatHand; - int8_t delta = slave_state[i] - encoder_value[index]; + for (uint8_t i = 0; i < thatCount; i++) { // Note inverted logic -- we want the opposite side + const uint8_t index = i + thatHand; + int8_t delta = slave_state[i] - encoder_value[index]; while (delta > 0) { delta--; encoder_value[index]++; changed = true; +# ifdef ENCODER_MAP_ENABLE + encoder_exec_mapping(index, ENCODER_COUNTER_CLOCKWISE); +# else // ENCODER_MAP_ENABLE encoder_update_kb(index, ENCODER_COUNTER_CLOCKWISE); +# endif // ENCODER_MAP_ENABLE } while (delta < 0) { delta++; encoder_value[index]--; changed = true; +# ifdef ENCODER_MAP_ENABLE + encoder_exec_mapping(index, ENCODER_CLOCKWISE); +# else // ENCODER_MAP_ENABLE encoder_update_kb(index, ENCODER_CLOCKWISE); +# endif // ENCODER_MAP_ENABLE } } |