Added encoder support to split common code (#5477)
* Added slave encoder support to split common * Fixing handwired/xealous/rev1 compile error * Removed unnecessary ifdef
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4 changed files with 106 additions and 19 deletions
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@ -17,6 +17,10 @@
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#include "encoder.h"
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// for memcpy
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#include <string.h>
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#ifndef ENCODER_RESOLUTION
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#define ENCODER_RESOLUTION 4
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#endif
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@ -35,7 +39,13 @@ static pin_t encoders_pad_b[NUMBER_OF_ENCODERS] = ENCODERS_PAD_B;
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static int8_t encoder_LUT[] = { 0, -1, 1, 0, 1, 0, 0, -1, -1, 0, 0, 1, 0, 1, -1, 0 };
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static uint8_t encoder_state[NUMBER_OF_ENCODERS] = {0};
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#ifdef SPLIT_KEYBOARD
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// slave half encoders come over as second set of encoders
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static int8_t encoder_value[NUMBER_OF_ENCODERS * 2] = {0};
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#else
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static int8_t encoder_value[NUMBER_OF_ENCODERS] = {0};
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#endif
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__attribute__ ((weak))
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void encoder_update_user(int8_t index, bool clockwise) { }
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@ -60,11 +70,30 @@ void encoder_read(void) {
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encoder_state[i] |= (readPin(encoders_pad_a[i]) << 0) | (readPin(encoders_pad_b[i]) << 1);
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encoder_value[i] += encoder_LUT[encoder_state[i] & 0xF];
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if (encoder_value[i] >= ENCODER_RESOLUTION) {
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encoder_update_kb(i, COUNTRECLOCKWISE);
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encoder_update_kb(i, false);
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}
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if (encoder_value[i] <= -ENCODER_RESOLUTION) { // direction is arbitrary here, but this clockwise
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encoder_update_kb(i, CLOCKWISE);
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encoder_update_kb(i, true);
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}
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encoder_value[i] %= ENCODER_RESOLUTION;
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}
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}
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#ifdef SPLIT_KEYBOARD
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void encoder_state_raw(uint8_t* slave_state) {
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memcpy(slave_state, encoder_state, sizeof(encoder_state));
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}
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void encoder_update_raw(uint8_t* slave_state) {
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for (int i = 0; i < NUMBER_OF_ENCODERS; i++) {
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encoder_value[NUMBER_OF_ENCODERS + i] += encoder_LUT[slave_state[i] & 0xF];
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if (encoder_value[NUMBER_OF_ENCODERS + i] >= ENCODER_RESOLUTION) {
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encoder_update_kb(NUMBER_OF_ENCODERS + i, false);
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}
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if (encoder_value[NUMBER_OF_ENCODERS + i] <= -ENCODER_RESOLUTION) { // direction is arbitrary here, but this clockwise
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encoder_update_kb(NUMBER_OF_ENCODERS + i, true);
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}
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encoder_value[NUMBER_OF_ENCODERS + i] %= ENCODER_RESOLUTION;
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}
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}
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#endif
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