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-rw-r--r--quantum/quantum.c10
-rw-r--r--quantum/quantum.h4
-rw-r--r--quantum/split_common/transport.c27
-rw-r--r--quantum/wpm.c67
-rw-r--r--quantum/wpm.h30
5 files changed, 138 insertions, 0 deletions
diff --git a/quantum/quantum.c b/quantum/quantum.c
index 0ada2fa9b0..b31c98852c 100644
--- a/quantum/quantum.c
+++ b/quantum/quantum.c
@@ -189,6 +189,12 @@ bool process_record_quantum(keyrecord_t *record) {
}
#endif
+#ifdef WPM_ENABLE
+ if (record->event.pressed) {
+ update_wpm(keycode);
+ }
+#endif
+
#ifdef TAP_DANCE_ENABLE
preprocess_tap_dance(keycode, record);
#endif
@@ -658,6 +664,10 @@ void matrix_scan_quantum() {
encoder_read();
#endif
+#ifdef WPM_ENABLE
+ decay_wpm();
+#endif
+
#ifdef HAPTIC_ENABLE
haptic_task();
#endif
diff --git a/quantum/quantum.h b/quantum/quantum.h
index 69c8d2151f..e811616f0e 100644
--- a/quantum/quantum.h
+++ b/quantum/quantum.h
@@ -187,6 +187,10 @@ extern layer_state_t layer_state;
# include "via.h"
#endif
+#ifdef WPM_ENABLE
+# include "wpm.h"
+#endif
+
// Function substitutions to ease GPIO manipulation
#if defined(__AVR__)
typedef uint8_t pin_t;
diff --git a/quantum/split_common/transport.c b/quantum/split_common/transport.c
index 3c783dc568..487dbcae64 100644
--- a/quantum/split_common/transport.c
+++ b/quantum/split_common/transport.c
@@ -35,6 +35,9 @@ typedef struct _I2C_slave_buffer_t {
# ifdef ENCODER_ENABLE
uint8_t encoder_state[NUMBER_OF_ENCODERS];
# endif
+# ifdef WPM_ENABLE
+ uint8_t current_wpm;
+# endif
} I2C_slave_buffer_t;
static I2C_slave_buffer_t *const i2c_buffer = (I2C_slave_buffer_t *)i2c_slave_reg;
@@ -43,6 +46,7 @@ static I2C_slave_buffer_t *const i2c_buffer = (I2C_slave_buffer_t *)i2c_slave_re
# define I2C_RGB_START offsetof(I2C_slave_buffer_t, rgblight_sync)
# define I2C_KEYMAP_START offsetof(I2C_slave_buffer_t, smatrix)
# define I2C_ENCODER_START offsetof(I2C_slave_buffer_t, encoder_state)
+# define I2C_WPM_START offsetof(I2C_slave_buffer_t, current_wpm)
# define TIMEOUT 100
@@ -79,6 +83,14 @@ bool transport_master(matrix_row_t matrix[]) {
encoder_update_raw(i2c_buffer->encoder_state);
# endif
+# ifdef WPM_ENABLE
+ uint8_t current_wpm = get_current_wpm();
+ if(current_wpm != i2c_buffer->current_wpm) {
+ if (i2c_writeReg(SLAVE_I2C_ADDRESS, I2C_WPM_START, (void *)&current_wpm, sizeof(current_wpm), TIMEOUT) >= 0) {
+ i2c_buffer->current_wpm = current_wpm;
+ }
+ }
+# endif
return true;
}
@@ -102,6 +114,10 @@ void transport_slave(matrix_row_t matrix[]) {
# ifdef ENCODER_ENABLE
encoder_state_raw(i2c_buffer->encoder_state);
# endif
+
+# ifdef WPM_ENABLE
+ set_current_wpm(i2c_buffer->current_wpm);
+# endif
}
void transport_master_init(void) { i2c_init(); }
@@ -126,6 +142,9 @@ typedef struct _Serial_m2s_buffer_t {
# ifdef BACKLIGHT_ENABLE
uint8_t backlight_level;
# endif
+# ifdef WPM_ENABLE
+ uint8_t current_wpm;
+# endif
} Serial_m2s_buffer_t;
# if defined(RGBLIGHT_ENABLE) && defined(RGBLIGHT_SPLIT)
@@ -228,6 +247,10 @@ bool transport_master(matrix_row_t matrix[]) {
encoder_update_raw((uint8_t *)serial_s2m_buffer.encoder_state);
# endif
+# ifdef WPM_ENABLE
+ // Write wpm to slave
+ serial_m2s_buffer.current_wpm = get_current_wpm();
+# endif
return true;
}
@@ -244,6 +267,10 @@ void transport_slave(matrix_row_t matrix[]) {
# ifdef ENCODER_ENABLE
encoder_state_raw((uint8_t *)serial_s2m_buffer.encoder_state);
# endif
+
+# ifdef WPM_ENABLE
+ set_current_wpm(serial_m2s_buffer.current_wpm);
+# endif
}
#endif
diff --git a/quantum/wpm.c b/quantum/wpm.c
new file mode 100644
index 0000000000..d4c971f313
--- /dev/null
+++ b/quantum/wpm.c
@@ -0,0 +1,67 @@
+/*
+ * Copyright 2020 Richard Sutherland (rich@brickbots.com)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "wpm.h"
+
+//WPM Stuff
+static uint8_t current_wpm = 0;
+static uint8_t latest_wpm = 0;
+static uint16_t wpm_timer = 0;
+
+//This smoothing is 40 keystrokes
+static const float wpm_smoothing = 0.0487;
+
+void set_current_wpm(uint8_t new_wpm) { current_wpm = new_wpm; }
+
+uint8_t get_current_wpm(void) { return current_wpm; }
+
+bool wpm_keycode(uint16_t keycode) { return wpm_keycode_kb(keycode); }
+
+__attribute__((weak)) bool wpm_keycode_kb(uint16_t keycode) { return wpm_keycode_user(keycode); }
+
+__attribute__((weak)) bool wpm_keycode_user(uint16_t keycode) {
+
+ if ((keycode >= QK_MOD_TAP && keycode <= QK_MOD_TAP_MAX) || (keycode >= QK_LAYER_TAP && keycode <= QK_LAYER_TAP_MAX) || (keycode >= QK_MODS && keycode <= QK_MODS_MAX)) {
+ keycode = keycode & 0xFF;
+ } else if (keycode > 0xFF) {
+ keycode = 0;
+ }
+ if((keycode >= KC_A && keycode <= KC_0) || (keycode >= KC_TAB && keycode <= KC_SLASH)) {
+ return true;
+ }
+
+ return false;
+}
+
+
+void update_wpm(uint16_t keycode) {
+ if(wpm_keycode(keycode)) {
+ if(wpm_timer > 0) {
+ latest_wpm = 60000 / timer_elapsed(wpm_timer) / 5;
+ current_wpm = (latest_wpm - current_wpm) * wpm_smoothing + current_wpm;
+ }
+ wpm_timer = timer_read();
+ }
+}
+
+void decay_wpm(void) {
+ if (timer_elapsed(wpm_timer) > 1000) {
+ current_wpm = (0 - current_wpm) * wpm_smoothing +
+ current_wpm;
+ wpm_timer = timer_read();
+ }
+}
diff --git a/quantum/wpm.h b/quantum/wpm.h
new file mode 100644
index 0000000000..fa0b6d1288
--- /dev/null
+++ b/quantum/wpm.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2020 Richard Sutherland (rich@brickbots.com)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include "quantum.h"
+
+bool wpm_keycode(uint16_t keycode);
+bool wpm_keycode_kb(uint16_t keycode);
+bool wpm_keycode_user(uint16_t keycode);
+
+void set_current_wpm(uint8_t);
+uint8_t get_current_wpm(void);
+void update_wpm(uint16_t);
+
+void decay_wpm(void);