[Keymap] added custom led effect keymap.c (#4856)

1 files changed, 939 insertions, 0 deletions

diff --git a/keyboards/massdrop/ctrl/keymaps/responsive_pattern/keymap.c b/keyboards/massdrop/ctrl/keymaps/responsive_pattern/keymap.c
new file mode 100644
index 0000000000..eabd8d23a9
--- /dev/null
+++ b/keyboards/massdrop/ctrl/keymaps/responsive_pattern/keymap.c
@@ -0,0 +1,939 @@
+#include QMK_KEYBOARD_H
+
+// uint8_t keyboard_leds(void)
+#include <tmk_core/protocol/arm_atsam/main_arm_atsam.h>
+
+
+#if ISSI3733_LED_COUNT == 119
+#   define KEY_LED_COUNT 87
+#elif ISSI3733_LED_COUNT == 105
+#   define KEY_LED_COUNT 67
+#endif
+
+#define min(x, y) (x < y ? x : y)
+
+
+extern issi3733_led_t *lede;
+extern issi3733_led_t led_map[];
+extern led_disp_t disp;
+
+enum ctrl_keycodes {
+    L_BRI = SAFE_RANGE, //LED Brightness Increase
+    L_BRD,              //LED Brightness Decrease
+    L_PTN,              //LED Pattern Select Next
+    L_PTP,              //LED Pattern Select Previous
+    L_PSI,              //LED Pattern Speed Increase
+    L_PSD,              //LED Pattern Speed Decrease
+    L_T_MD,             //LED Toggle Mode
+    L_T_ONF,            //LED Toggle On / Off
+    L_ON,               //LED On
+    L_OFF,              //LED Off
+    L_T_BR,             //LED Toggle Breath Effect
+    L_T_PTD,            //LED Toggle Scrolling Pattern Direction
+    U_T_AUTO,           //USB Extra Port Toggle Auto Detect / Always Active
+    U_T_AGCR,           //USB Toggle Automatic GCR control
+    DBG_TOG,            //DEBUG Toggle On / Off
+    DBG_MTRX,           //DEBUG Toggle Matrix Prints
+    DBG_KBD,            //DEBUG Toggle Keyboard Prints
+    DBG_MOU,            //DEBUG Toggle Mouse Prints
+    MD_BOOT,            //Restart into bootloader after hold timeout
+    
+    L_SP_PR,            //LED Splash Pattern Select Previous
+    L_SP_NE,            //LED Splash Pattern Select Next
+
+    L_SP_WD,            //LED Splash Widen Wavefront width
+    L_SP_NW,            //LED Splash Narrow Wavefront width
+
+    L_SP_FA,            //LED Splash wave travel speed faster (shorter period)
+    L_SP_SL,            //LED Splash wave travel speed slower (longer period)
+
+    L_CP_PR,            //LED Color Pattern Select Previous
+    L_CP_NX,            //LEB Color Pattern Select Next
+};
+
+#define TG_NKRO MAGIC_TOGGLE_NKRO //Toggle 6KRO / NKRO mode
+#define ______ KC_TRNS
+
+keymap_config_t keymap_config;
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [0] = LAYOUT(
+        KC_ESC,  KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,             KC_PSCR, KC_SLCK, KC_PAUS, \
+        KC_GRV,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_MINS, KC_EQL,  KC_BSPC,   KC_INS,  KC_HOME, KC_PGUP, \
+        KC_TAB,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_LBRC, KC_RBRC, KC_BSLS,   KC_DEL,  KC_END,  KC_PGDN, \
+        KC_CAPS, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT, KC_ENT, \
+        KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_RSFT,                              KC_UP, \
+        KC_LCTL, KC_LGUI, KC_LALT,                   KC_SPC,                             KC_RALT, MO(1),   KC_APP,  KC_RCTL,            KC_LEFT, KC_DOWN, KC_RGHT \
+    ),
+    [1] = LAYOUT(
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,            KC_MUTE, _______, _______, \
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,   KC_MPLY, KC_MSTP, KC_VOLU, \
+        L_T_BR,  L_PSD,   L_BRI,   L_PSI,   _______, _______, _______, U_T_AUTO,U_T_AGCR,_______, MO(2),   _______, _______, _______,   KC_MPRV, KC_MNXT, KC_VOLD, \
+        L_T_PTD, L_PTP,   L_BRD,   L_PTN,   _______, _______, _______, _______, _______, _______, _______, _______, _______, \
+        _______, L_T_MD,  L_T_ONF, _______, _______, MD_BOOT, TG_NKRO, _______, _______, _______, _______, _______,                              _______, \
+        _______, _______, _______,                   _______,                            _______, _______, _______, _______,            _______, _______, _______ \
+    ),
+    [2] = LAYOUT(
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,            _______, _______, _______, \
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,   _______, _______, _______, \
+        L_CP_NX, L_SP_SL, L_SP_WD, L_SP_FA, _______, _______, L_CP_NX, L_SP_SL, L_SP_WD, L_SP_FA, _______, _______, _______, _______,   _______, _______, _______, \
+        L_CP_PR, L_SP_PR, L_SP_NW, L_SP_NE, _______, _______, L_CP_PR, L_SP_PR, L_SP_NW, L_SP_NE, _______, _______, _______, \
+        _______, _______, _______, _______, _______, _______, TG_NKRO, _______, _______, _______, _______, _______,                              _______, \
+        _______, _______, _______,                   _______,                            _______, _______, _______, _______,            _______, _______, _______ \
+    ),
+    /*
+    [X] = LAYOUT(
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,            _______, _______, _______, \
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,   _______, _______, _______, \
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,   _______, _______, _______, \
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, \
+        _______, _______, _______, _______, _______, _______, TG_NKRO, _______, _______, _______, _______, _______,                              _______, \
+        _______, _______, _______,                   _______,                            _______, _______, _______, _______,            _______, _______, _______ \
+    ),
+    */
+};
+
+// see: /tmk_core/common/keycode.h
+uint8_t KEYCODE_TO_LED_ID[256];
+uint8_t DISTANCE_MAP[KEY_LED_COUNT+1][KEY_LED_COUNT+1];
+struct user_led_t {
+    uint8_t state;
+    uint8_t r;
+    uint8_t g;
+    uint8_t b;
+} USER_LED[KEY_LED_COUNT] = {
+
+};
+
+struct {
+    uint8_t PATTERN_INDEX;
+    uint8_t WAVE_FRONT_WIDTH;
+    uint16_t WAVE_PERIOD;
+    uint8_t COLOR_PATTERN_INDEX;
+    uint8_t TRAVEL_DISTANCE;
+} USER_CONFIG = {
+    .PATTERN_INDEX = 1,
+    .WAVE_FRONT_WIDTH = 3,
+    .WAVE_PERIOD = 50,
+    .COLOR_PATTERN_INDEX = 0,
+    .TRAVEL_DISTANCE = 25,
+};
+
+uint8_t ktli(uint16_t keycode){
+    if(keycode < 256){
+        // the array is initialized in `matrix_init_user()`
+        return KEYCODE_TO_LED_ID[keycode];
+    }
+    switch(keycode){
+    // definition of MO(layer): quantum/quantum_keycodes.h: line 614
+    case MO(1): return 82;
+    }
+    return 0;
+};
+
+// Runs just one time when the keyboard initializes.
+static void init_keycode_to_led_map(void){
+    uint16_t LED_MAP[MATRIX_ROWS][MATRIX_COLS] = LAYOUT(
+            1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,
+            20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,
+            36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,
+            52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,
+#if KEY_LED_COUNT >= 87
+            68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87
+#endif
+    );
+
+    uint16_t key = 0;
+    for(uint8_t y = 0; y < MATRIX_ROWS; ++y){
+        for(uint8_t x = 0; x < MATRIX_COLS; ++x){
+            key = keymaps[0][y][x];
+            if(key < 256){
+                KEYCODE_TO_LED_ID[key] = LED_MAP[y][x];
+            }
+        }
+    }
+}
+// https://docs.qmk.fm/#/feature_terminal
+#define KEY_POSITION_MAP_ROWS 6
+#define KEY_POSITION_MAP_COLUMNS 20
+static void init_distance_map(void){
+    uint16_t KEY_POSITION_MAP[KEY_POSITION_MAP_ROWS][KEY_POSITION_MAP_COLUMNS] = {
+        { KC_NO,   KC_ESC,  KC_NO,   KC_F1,  KC_F2,  KC_F3,  KC_F4,  KC_NO,  KC_F5,  KC_F6,   KC_F7,  KC_F8,   KC_F9,    KC_F10,  KC_F11,  KC_F12,  KC_NO,   KC_PSCR, KC_SLCK, KC_PAUS,  },
+        // { KC_NO,   KC_NO,   KC_NO,   KC_NO,  KC_NO,  KC_NO,  KC_NO,  KC_NO,  KC_NO,  KC_NO,   KC_NO,  KC_NO,   KC_NO,    KC_NO,   KC_NO,   KC_NO,   KC_NO,   KC_NO,   KC_NO,   KC_NO,    },
+        { KC_NO,   KC_GRV,  KC_1,    KC_2,   KC_3,   KC_4,   KC_5,   KC_6,   KC_7,   KC_8,    KC_9,   KC_0,    KC_MINS,  KC_EQL,  KC_BSPC, KC_BSPC, KC_NO,   KC_INS,  KC_HOME, KC_PGUP,  },
+        { KC_NO,   KC_TAB,  KC_Q,    KC_W,   KC_E,   KC_R,   KC_T,   KC_Y,   KC_U,   KC_I,    KC_O,   KC_P,    KC_LBRC,  KC_RBRC, KC_BSLS, KC_BSLS, KC_NO,   KC_DEL,  KC_END,  KC_PGDN,  },
+        { KC_NO,   KC_CAPS, KC_A,    KC_S,   KC_D,   KC_F,   KC_G,   KC_H,   KC_J,   KC_K,    KC_L,   KC_SCLN, KC_QUOT,  KC_ENT,  KC_ENT,  KC_ENT,  KC_NO,   KC_NO,   KC_NO,   KC_NO,    },
+        { KC_NO,   KC_LSFT, KC_Z,    KC_X,   KC_C,   KC_V,   KC_B,   KC_N,   KC_M,   KC_COMM, KC_DOT, KC_SLSH, KC_RSFT,  KC_RSFT, KC_RSFT, KC_RSFT, KC_NO,   KC_NO,   KC_UP,   KC_NO,    },
+        { KC_LCTL, KC_LGUI, KC_LALT, KC_SPC, KC_SPC, KC_SPC, KC_SPC, KC_SPC, KC_SPC, KC_RALT, KC_NO,  MO(1),   KC_APP,   KC_RCTL, KC_RCTL, KC_RCTL, KC_NO,   KC_LEFT, KC_DOWN, KC_RIGHT, },
+    };
+    uint8_t columns = KEY_POSITION_MAP_COLUMNS;
+    uint8_t rows = KEY_POSITION_MAP_ROWS;
+
+    for(uint8_t y = 0; y < rows; ++y){
+        for(uint8_t x = 0; x < columns; ++x){
+            uint8_t id1 = ktli(KEY_POSITION_MAP[y][x]);
+
+            for(uint8_t j = y; j < rows; ++j){
+                for(uint8_t i = 0; i < columns; ++i){
+                    uint8_t id2 = ktli(KEY_POSITION_MAP[j][i]);
+
+                    if(id1 == id2) continue;
+                    
+                    uint8_t dx = abs(i - x);
+                    uint8_t dy = abs(j - y);
+                    uint8_t dis = dx + dy;
+                    if(i < x && j > y){
+                        dis -= min(dx, dy);
+                    }
+
+                    uint8_t _dis = DISTANCE_MAP[id1][id2];
+                    if(_dis && _dis <= dis) continue;
+                    DISTANCE_MAP[id1][id2] = dis;
+                    DISTANCE_MAP[id2][id1] = dis;
+                }
+            }
+        }
+    }
+}
+void matrix_init_user(void) {
+    init_keycode_to_led_map();
+    init_distance_map();
+};
+
+// /tmk_core/protocol/arm_atsam/led_matrix.c: line 244
+uint8_t led_enabled;
+float led_animation_speed;
+uint8_t led_animation_direction;
+uint8_t led_animation_orientation;
+uint8_t led_animation_breathing;
+uint8_t led_animation_breathe_cur;
+uint8_t breathe_step;
+uint8_t breathe_dir;
+uint64_t led_next_run;
+
+uint8_t led_animation_id;
+uint8_t led_lighting_mode;
+
+issi3733_led_t *led_cur;
+uint8_t led_per_run;
+float breathe_mult;
+
+// overrided /tmk_core/protocol/arm_atsam/led_matrix.c: line 484
+void rgb_matrix_init_user(void){
+    led_animation_speed = ANIMATION_SPEED_STEP * 15;
+    led_per_run = 15;
+}
+
+// overrided /tmk_core/protocol/arm_atsam/led_matrix.c: line 262
+void led_matrix_run(void)
+{
+    float ro;
+    float go;
+    float bo;
+    float po;
+    uint8_t led_this_run = 0;
+    led_setup_t *f = (led_setup_t*)led_setups[led_animation_id];
+
+    if (led_cur == 0) //Denotes start of new processing cycle in the case of chunked processing
+    {
+        led_cur = led_map;
+
+        disp.frame += 1;
+
+        breathe_mult = 1;
+
+        if (led_animation_breathing)
+        {
+            led_animation_breathe_cur += breathe_step * breathe_dir;
+
+            if (led_animation_breathe_cur >= BREATHE_MAX_STEP)
+                breathe_dir = -1;
+            else if (led_animation_breathe_cur <= BREATHE_MIN_STEP)
+                breathe_dir = 1;
+
+            //Brightness curve created for 256 steps, 0 - ~98%
+            breathe_mult = 0.000015 * led_animation_breathe_cur * led_animation_breathe_cur;
+            if (breathe_mult > 1) breathe_mult = 1;
+            else if (breathe_mult < 0) breathe_mult = 0;
+        }
+    }
+
+    uint8_t fcur = 0;
+    uint8_t fmax = 0;
+
+    //Frames setup
+    while (f[fcur].end != 1)
+    {
+        fcur++; //Count frames
+    }
+
+    fmax = fcur; //Store total frames count
+
+    struct user_led_t user_led_cur;
+    while (led_cur < lede && led_this_run < led_per_run)
+    {
+        ro = 0;
+        go = 0;
+        bo = 0;
+
+        uint8_t led_index = led_cur - led_map;                  // only this part differs from the original function.
+        if(led_index < KEY_LED_COUNT){                          // 
+            user_led_cur = USER_LED[led_index];                 // `struct user_led_t USER_LED[]` is stored globally.
+        }                                                       // 
+                                                                // 
+        if(led_index < KEY_LED_COUNT && user_led_cur.state){    // `user_led_cur` is just for convenience
+            ro = user_led_cur.r;                                // 
+            go = user_led_cur.g;                                // 
+            bo = user_led_cur.b;                                // 
+        }                                                       // 
+        else if (led_lighting_mode == LED_MODE_KEYS_ONLY && led_cur->scan == 255)
+        {
+            //Do not act on this LED
+        }
+        else if (led_lighting_mode == LED_MODE_NON_KEYS_ONLY && led_cur->scan != 255)
+        {
+            //Do not act on this LED
+        }
+        else if (led_lighting_mode == LED_MODE_INDICATORS_ONLY)
+        {
+            //Do not act on this LED (Only show indicators)
+        }
+        else
+        {
+            //Act on LED
+            for (fcur = 0; fcur < fmax; fcur++)
+            {
+
+                if (led_animation_orientation)
+                {
+                  po = led_cur->py;
+                }
+                else
+                {
+                  po = led_cur->px;
+                }
+
+                float pomod;
+                pomod = (float)(disp.frame % (uint32_t)(1000.0f / led_animation_speed)) / 10.0f * led_animation_speed;
+
+                //Add in any moving effects
+                if ((!led_animation_direction && f[fcur].ef & EF_SCR_R) || (led_animation_direction && (f[fcur].ef & EF_SCR_L)))
+                {
+                    pomod *= 100.0f;
+                    pomod = (uint32_t)pomod % 10000;
+                    pomod /= 100.0f;
+
+                    po -= pomod;
+
+                    if (po > 100) po -= 100;
+                    else if (po < 0) po += 100;
+                }
+                else if ((!led_animation_direction && f[fcur].ef & EF_SCR_L) || (led_animation_direction && (f[fcur].ef & EF_SCR_R)))
+                {
+                    pomod *= 100.0f;
+                    pomod = (uint32_t)pomod % 10000;
+                    pomod /= 100.0f;
+                    po += pomod;
+
+                    if (po > 100) po -= 100;
+                    else if (po < 0) po += 100;
+                }
+
+                //Check if LED's po is in current frame
+                if (po < f[fcur].hs) continue;
+                if (po > f[fcur].he) continue;
+                //note: < 0 or > 100 continue
+
+                //Calculate the po within the start-stop percentage for color blending
+                po = (po - f[fcur].hs) / (f[fcur].he - f[fcur].hs);
+
+                //Add in any color effects
+                if (f[fcur].ef & EF_OVER)
+                {
+                    ro = (po * (f[fcur].re - f[fcur].rs)) + f[fcur].rs;// + 0.5;
+                    go = (po * (f[fcur].ge - f[fcur].gs)) + f[fcur].gs;// + 0.5;
+                    bo = (po * (f[fcur].be - f[fcur].bs)) + f[fcur].bs;// + 0.5;
+                }
+                else if (f[fcur].ef & EF_SUBTRACT)
+                {
+                    ro -= (po * (f[fcur].re - f[fcur].rs)) + f[fcur].rs;// + 0.5;
+                    go -= (po * (f[fcur].ge - f[fcur].gs)) + f[fcur].gs;// + 0.5;
+                    bo -= (po * (f[fcur].be - f[fcur].bs)) + f[fcur].bs;// + 0.5;
+                }
+                else
+                {
+                    ro += (po * (f[fcur].re - f[fcur].rs)) + f[fcur].rs;// + 0.5;
+                    go += (po * (f[fcur].ge - f[fcur].gs)) + f[fcur].gs;// + 0.5;
+                    bo += (po * (f[fcur].be - f[fcur].bs)) + f[fcur].bs;// + 0.5;
+                }
+            }
+        }
+
+        //Clamp values 0-255
+        if (ro > 255) ro = 255; else if (ro < 0) ro = 0;
+        if (go > 255) go = 255; else if (go < 0) go = 0;
+        if (bo > 255) bo = 255; else if (bo < 0) bo = 0;
+
+        if (led_animation_breathing)
+        {
+            ro *= breathe_mult;
+            go *= breathe_mult;
+            bo *= breathe_mult;
+        }
+
+        *led_cur->rgb.r = (uint8_t)ro;
+        *led_cur->rgb.g = (uint8_t)go;
+        *led_cur->rgb.b = (uint8_t)bo;
+
+#ifdef USB_LED_INDICATOR_ENABLE
+        if (keyboard_leds())
+        {
+            uint8_t kbled = keyboard_leds();
+            if (
+                #if USB_LED_NUM_LOCK_SCANCODE != 255
+                (led_cur->scan == USB_LED_NUM_LOCK_SCANCODE && kbled & (1<<USB_LED_NUM_LOCK)) ||
+                #endif //NUM LOCK
+                #if USB_LED_CAPS_LOCK_SCANCODE != 255
+                (led_cur->scan == USB_LED_CAPS_LOCK_SCANCODE && kbled & (1<<USB_LED_CAPS_LOCK)) ||
+                #endif //CAPS LOCK
+                #if USB_LED_SCROLL_LOCK_SCANCODE != 255
+                (led_cur->scan == USB_LED_SCROLL_LOCK_SCANCODE && kbled & (1<<USB_LED_SCROLL_LOCK)) ||
+                #endif //SCROLL LOCK
+                #if USB_LED_COMPOSE_SCANCODE != 255
+                (led_cur->scan == USB_LED_COMPOSE_SCANCODE && kbled & (1<<USB_LED_COMPOSE)) ||
+                #endif //COMPOSE
+                #if USB_LED_KANA_SCANCODE != 255
+                (led_cur->scan == USB_LED_KANA_SCANCODE && kbled & (1<<USB_LED_KANA)) ||
+                #endif //KANA
+                (0))
+            {
+                if (*led_cur->rgb.r > 127) *led_cur->rgb.r = 0;
+                else *led_cur->rgb.r = 255;
+                if (*led_cur->rgb.g > 127) *led_cur->rgb.g = 0;
+                else *led_cur->rgb.g = 255;
+                if (*led_cur->rgb.b > 127) *led_cur->rgb.b = 0;
+                else *led_cur->rgb.b = 255;
+            }
+        }
+#endif //USB_LED_INDICATOR_ENABLE
+
+        led_cur++;
+        led_this_run++;
+    }
+}
+
+#define KEY_STROKES_LENGTH 20
+struct {
+    bool alive;
+    uint8_t led_id;
+    uint32_t time;
+} KEY_STROKES[KEY_STROKES_LENGTH] = {{}};
+
+
+
+
+void set_led_rgb(uint8_t led_id, uint8_t r, uint8_t g, uint8_t b){
+    issi3733_led_t *target_led = (led_map + led_id);
+    *target_led->rgb.r = r;
+    *target_led->rgb.g = g;
+    *target_led->rgb.b = b;
+}
+
+
+uint8_t DISTANCE_FROM_LAST_KEYSTROKE[KEY_LED_COUNT+1];
+void calculate_keystroke_distance(void){
+    bool alive;
+    uint8_t led_id, period_passed;
+    uint32_t t;
+
+
+    for(uint8_t i = 0; i <= KEY_LED_COUNT; ++i){
+        DISTANCE_FROM_LAST_KEYSTROKE[i] = 0;
+    }
+
+    for(uint8_t i = 0; i < KEY_STROKES_LENGTH; ++i){
+        if(KEY_STROKES[i].alive){
+            t = timer_elapsed32(KEY_STROKES[i].time);
+            alive = 0;
+            led_id = KEY_STROKES[i].led_id;
+            period_passed = t / USER_CONFIG.WAVE_PERIOD;
+
+            uint8_t delta_period;
+            for(uint8_t j = 1; j <= KEY_LED_COUNT; ++j){
+                delta_period = period_passed - DISTANCE_MAP[led_id][j];
+                if(( delta_period < USER_CONFIG.WAVE_FRONT_WIDTH) && (
+                    DISTANCE_MAP[led_id][j] <= USER_CONFIG.TRAVEL_DISTANCE
+                )){
+                    switch(USER_CONFIG.PATTERN_INDEX){
+                    case 3:
+                    case 4:
+                    case 5:
+                    case 6:
+                        DISTANCE_FROM_LAST_KEYSTROKE[j] += delta_period;
+                        break;
+                    default:
+                        DISTANCE_FROM_LAST_KEYSTROKE[j] = 1;
+                        break;
+                    }
+                    alive = 1;
+                }
+            }
+            KEY_STROKES[i].alive = alive;
+        }
+    }
+}
+
+#define COLOR_PATTERN_RGB_COUNT 18
+static uint8_t COLOR_PATTERNS[][COLOR_PATTERN_RGB_COUNT][3] = {
+    { // default rainbow color
+        {255,   0,   0}, {255,   0,   0}, {255, 127,   0},
+        {255, 127,   0}, {255, 255,   0}, {255, 255,   0},
+        {120, 255,   0}, {120, 255,   0}, {  0, 255,   0},
+        {  0, 255,   0}, {  0, 255, 120}, {  0, 255, 120},
+        {  0,   0, 255}, {  0,   0, 255}, { 75,   0, 130},
+        { 75,   0, 130}, { 43,   0, 130}, { 43,   0, 130},
+    }, { // light rainbow color
+        {248,  12,  18}, {238,  17,   0}, {255,  51,  17},
+        {255,  68,  32}, {255, 102,  68}, {255, 153,  51},
+        {254, 174,  45}, {204, 187,  51}, {208, 195,  16},
+        {170, 204,  34}, {105, 208,  37}, { 34, 204, 170},
+        { 18, 189, 185}, { 17, 170, 187}, { 68,  68, 221},
+        { 51,  17, 187}, { 59,  12, 189}, { 68,  34, 153},
+    }, { // white flat
+        {255, 255, 255}, {255, 255, 255}, {255, 255, 255},
+        {255, 255, 255}, {255, 255, 255}, {255, 255, 255},
+        {255, 255, 255}, {255, 255, 255}, {255, 255, 255},
+        {255, 255, 255}, {255, 255, 255}, {255, 255, 255},
+        {255, 255, 255}, {255, 255, 255}, {255, 255, 255},
+        {255, 255, 255}, {255, 255, 255}, {255, 255, 255},
+    }, { // white fade, cos curve
+        {255, 255, 255}, {255, 255, 255}, {252, 252, 252},
+        {247, 247, 247}, {240, 240, 240}, {232, 232, 232},
+        {221, 221, 221}, {209, 209, 209}, {196, 196, 196},
+        {181, 181, 181}, {164, 164, 164}, {147, 147, 147},
+        {128, 128, 128}, {108, 108, 108}, { 88,  88,  88},
+        { 66,  66,  66}, { 45,  45,  45}, { 23,  23,  23},
+    }, 
+};
+static const uint8_t COLOR_PATTERNS_COUNT = (
+        sizeof(COLOR_PATTERNS) / sizeof(COLOR_PATTERNS[0]));
+
+void set_user_led_rgb(uint8_t i, uint8_t r, uint8_t g, uint8_t b){
+    USER_LED[i-1].state = 1;
+    USER_LED[i-1].r = r;
+    USER_LED[i-1].g = g;
+    USER_LED[i-1].b = b;
+}
+void unset_user_led_rgb(uint8_t i){
+    USER_LED[i-1].state = 0;
+}
+void set_indicator_led_rgb(uint8_t i,
+        uint8_t layer, uint8_t r, uint8_t g, uint8_t b){
+    USER_LED[i-1].state |= 1 << layer;
+    USER_LED[i-1].r = r;
+    USER_LED[i-1].g = g;
+    USER_LED[i-1].b = b;
+}
+void unset_indicator_led_rgb(uint8_t i, uint8_t layer){
+    USER_LED[i-1].state &= ~(1 << layer);
+}
+
+void refresh_pattern_indicators(void){
+    static uint8_t GRV_123456[] = {
+        KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6,
+    };
+
+    if(layer_state >= 0x04){
+        for(uint8_t i = 0; i < 7; ++i){
+            if(i == USER_CONFIG.PATTERN_INDEX){
+                set_indicator_led_rgb(ktli(GRV_123456[i]), 2, 0, 0, 255);
+            } else{
+                set_indicator_led_rgb(ktli(GRV_123456[i]), 2, 0, 255, 0);
+            }
+        }
+    } else{
+        for(uint8_t i = 0; i < 7; ++i){
+            unset_indicator_led_rgb(ktli(GRV_123456[i]), 2);
+        }
+    }
+}
+void refresh_color_pattern_indicators(void){
+    static uint8_t ZXCVBNM_COMM_DOT[] = {
+        KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT,
+    };
+    
+    if(layer_state >= 0x04){
+        uint8_t (*c)[3] = &COLOR_PATTERNS[USER_CONFIG.COLOR_PATTERN_INDEX][0];
+        for(uint8_t i = 0; i < 9; ++i){
+            set_indicator_led_rgb(ktli(ZXCVBNM_COMM_DOT[i]),
+                    2, c[i][0], c[i][1], c[i][2]);
+        }
+    } else{
+        for(uint8_t i = 0; i < 9; ++i){
+            unset_indicator_led_rgb(ktli(ZXCVBNM_COMM_DOT[i]), 2);
+        }
+    }
+}
+
+// Runs constantly in the background, in a loop.
+void matrix_scan_user(void) {
+    static uint32_t scan_timer = 0;
+    static uint8_t last_layer = 0;
+
+    uint8_t layer = 0;
+    if(layer_state >= 0x04){
+        layer = 2;
+    } else if(layer_state >= 0x02){
+        layer = 1;
+    }
+
+    calculate_keystroke_distance();
+
+    
+    #define USE_PATTERN 0
+    #define BLACK_RGB 1
+    #define COLOR_RGB 2
+    uint8_t ci; // color index
+    uint8_t *rgb;
+    uint8_t handle_type;
+    uint8_t distance;
+    for(uint8_t i = 1; i <= KEY_LED_COUNT; ++i){
+        if(USER_LED[i-1].state >= 2) continue;
+        
+        handle_type = USE_PATTERN;
+        distance = DISTANCE_FROM_LAST_KEYSTROKE[i];
+
+        switch(USER_CONFIG.PATTERN_INDEX){
+        case 0: handle_type = USE_PATTERN; break;
+        case 1: handle_type = distance ? USE_PATTERN : BLACK_RGB; break;
+        case 2: handle_type = distance ? BLACK_RGB : USE_PATTERN; break;
+        case 3: handle_type = distance ? COLOR_RGB : BLACK_RGB; break;
+        case 4: handle_type = distance ? COLOR_RGB : USE_PATTERN; break;
+        case 5:
+        case 6: handle_type = distance ? COLOR_RGB : USE_PATTERN; break;
+        }
+        switch(handle_type){
+        case USE_PATTERN: unset_user_led_rgb(i); break;
+        case BLACK_RGB: set_user_led_rgb(i, 0, 0, 0); break;
+        case COLOR_RGB:
+            ci = (DISTANCE_FROM_LAST_KEYSTROKE[i] * COLOR_PATTERN_RGB_COUNT /
+                    USER_CONFIG.WAVE_FRONT_WIDTH) % COLOR_PATTERN_RGB_COUNT;
+            rgb = &COLOR_PATTERNS[USER_CONFIG.COLOR_PATTERN_INDEX][ci][0];
+
+            set_user_led_rgb(i, rgb[0], rgb[1], rgb[2]);
+            break;
+        }
+    }
+
+
+    // could be moved to process_record_user()
+    if(layer != last_layer){
+
+        static uint8_t QWEASDP[] = {
+            KC_Q, KC_W, KC_E, KC_A, KC_S, KC_D, KC_P,
+        };
+        static uint8_t YUIOHJKL[] = {
+            KC_Y, KC_U, KC_I, KC_O, KC_H, KC_J, KC_K, KC_L,
+        };
+
+        switch(last_layer){
+        case 1:
+            for(uint8_t i = 0; i < 7; ++i){
+                unset_indicator_led_rgb(ktli(QWEASDP[i]), 1);
+            }
+            break;
+        case 2:
+            for(uint8_t i = 0; i < 6; ++i){
+                unset_indicator_led_rgb(ktli(QWEASDP[i]), 2);
+            }
+            for(uint8_t i = 0; i < 8; ++i){
+                unset_indicator_led_rgb(ktli(YUIOHJKL[i]), 2);
+            }
+            unset_indicator_led_rgb(ktli(KC_TAB), 2);
+            unset_indicator_led_rgb(ktli(KC_CAPS), 2);
+            break;
+        }
+
+
+        switch(layer){
+        case 1:
+            for(uint8_t i = 0; i < 7; ++i){
+                set_indicator_led_rgb(ktli(QWEASDP[i]), 1, 255, 0, 0);
+            }
+            break;
+        case 2:
+            for(uint8_t i = 0; i < 6; ++i){
+                set_indicator_led_rgb(ktli(QWEASDP[i]), 2, 0, 255, 0);
+            }
+            for(uint8_t i = 0; i < 8; ++i){
+                set_indicator_led_rgb(ktli(YUIOHJKL[i]), 2, 0, 255, 0);
+            }
+            set_indicator_led_rgb(ktli(KC_TAB), 2, 0, 255, 0);
+            set_indicator_led_rgb(ktli(KC_CAPS), 2, 0, 255, 0);
+            break;
+        }
+
+        refresh_pattern_indicators();
+        refresh_color_pattern_indicators();
+        last_layer = layer;
+    }
+
+
+    switch(layer){
+    case 0:
+        if(timer_elapsed32(scan_timer) > 2000){
+            scan_timer = timer_read32();
+        } else if(timer_elapsed32(scan_timer) > 1000){
+            // set_user_led_rgb(ktli(KC_F5), 255, 255, 255);
+        }
+        break;
+    case 1:
+        break;
+    case 2:
+        break;
+    }
+
+};
+
+#define MODS_SHIFT  (keyboard_report->mods & MOD_BIT(KC_LSHIFT) || keyboard_report->mods & MOD_BIT(KC_RSHIFT))
+#define MODS_CTRL  (keyboard_report->mods & MOD_BIT(KC_LCTL) || keyboard_report->mods & MOD_BIT(KC_RCTRL))
+#define MODS_ALT  (keyboard_report->mods & MOD_BIT(KC_LALT) || keyboard_report->mods & MOD_BIT(KC_RALT))
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+    static uint32_t key_timer;
+
+
+    switch (keycode) {
+        case L_BRI:
+            if (record->event.pressed) {
+                if (LED_GCR_STEP > LED_GCR_MAX - gcr_desired) gcr_desired = LED_GCR_MAX;
+                else gcr_desired += LED_GCR_STEP;
+                if (led_animation_breathing) gcr_breathe = gcr_desired;
+            }
+            return false;
+        case L_BRD:
+            if (record->event.pressed) {
+                if (LED_GCR_STEP > gcr_desired) gcr_desired = 0;
+                else gcr_desired -= LED_GCR_STEP;
+                if (led_animation_breathing) gcr_breathe = gcr_desired;
+            }
+            return false;
+        case L_PTN:
+            if (record->event.pressed) {
+                if (led_animation_id == led_setups_count - 1) led_animation_id = 0;
+                else led_animation_id++;
+            }
+            return false;
+        case L_PTP:
+            if (record->event.pressed) {
+                if (led_animation_id == 0) led_animation_id = led_setups_count - 1;
+                else led_animation_id--;
+            }
+            return false;
+        case L_PSI:
+            if (record->event.pressed) {
+                led_animation_speed += ANIMATION_SPEED_STEP;
+            }
+            return false;
+        case L_PSD:
+            if (record->event.pressed) {
+                led_animation_speed -= ANIMATION_SPEED_STEP;
+                if (led_animation_speed < 0) led_animation_speed = 0;
+            }
+            return false;
+        case L_T_MD:
+            if (record->event.pressed) {
+                led_lighting_mode++;
+                if (led_lighting_mode > LED_MODE_MAX_INDEX) led_lighting_mode = LED_MODE_NORMAL;
+            }
+            return false;
+        case L_T_ONF:
+            if (record->event.pressed) {
+                led_enabled = !led_enabled;
+                I2C3733_Control_Set(led_enabled);
+            }
+            return false;
+        case L_ON:
+            if (record->event.pressed) {
+                led_enabled = 1;
+                I2C3733_Control_Set(led_enabled);
+            }
+            return false;
+        case L_OFF:
+            if (record->event.pressed) {
+                led_enabled = 0;
+                I2C3733_Control_Set(led_enabled);
+            }
+            return false;
+        case L_T_BR:
+            if (record->event.pressed) {
+                led_animation_breathing = !led_animation_breathing;
+                if (led_animation_breathing) {
+                    gcr_breathe = gcr_desired;
+                    led_animation_breathe_cur = BREATHE_MIN_STEP;
+                    breathe_dir = 1;
+                }
+            }
+            return false;
+        case L_T_PTD:
+            if (record->event.pressed) {
+                led_animation_direction = !led_animation_direction;
+            }
+            return false;
+        case U_T_AUTO:
+            if (record->event.pressed && MODS_SHIFT && MODS_CTRL) {
+                TOGGLE_FLAG_AND_PRINT(usb_extra_manual, "USB extra port manual mode");
+            }
+            return false;
+        case U_T_AGCR:
+            if (record->event.pressed && MODS_SHIFT && MODS_CTRL) {
+                TOGGLE_FLAG_AND_PRINT(usb_gcr_auto, "USB GCR auto mode");
+            }
+            return false;
+        case DBG_TOG:
+            if (record->event.pressed) {
+                TOGGLE_FLAG_AND_PRINT(debug_enable, "Debug mode");
+            }
+            return false;
+        case DBG_MTRX:
+            if (record->event.pressed) {
+                TOGGLE_FLAG_AND_PRINT(debug_matrix, "Debug matrix");
+            }
+            return false;
+        case DBG_KBD:
+            if (record->event.pressed) {
+                TOGGLE_FLAG_AND_PRINT(debug_keyboard, "Debug keyboard");
+            }
+            return false;
+        case DBG_MOU:
+            if (record->event.pressed) {
+                TOGGLE_FLAG_AND_PRINT(debug_mouse, "Debug mouse");
+            }
+            return false;
+        case MD_BOOT:
+            if (record->event.pressed) {
+                key_timer = timer_read32();
+            } else {
+                if (timer_elapsed32(key_timer) >= 500) {
+                    reset_keyboard();
+                }
+            }
+            return false;
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+            
+        case L_SP_PR: // previous dripple pattern
+        case L_SP_NE: // next dripple pattern
+            if (record->event.pressed) {
+#define PATTERN_COUNT 7
+                uint8_t incre = keycode == L_SP_PR ? PATTERN_COUNT-1 : 1;
+                USER_CONFIG.PATTERN_INDEX += incre;
+                USER_CONFIG.PATTERN_INDEX %= PATTERN_COUNT;
+
+                if(USER_CONFIG.PATTERN_INDEX <= 4){
+                    USER_CONFIG.TRAVEL_DISTANCE = 25;
+                    USER_CONFIG.COLOR_PATTERN_INDEX = 0;
+                    USER_CONFIG.WAVE_PERIOD = 50;
+                }
+
+                switch(USER_CONFIG.PATTERN_INDEX){
+                case 0: // None
+                    break;
+                case 1: // background off, wave on
+                    USER_CONFIG.WAVE_FRONT_WIDTH = 2;
+                    break;
+                case 2: // background on, wave off
+                    USER_CONFIG.WAVE_FRONT_WIDTH = 5;
+                    break;
+                case 3: // background off, rainbow wave
+                    USER_CONFIG.WAVE_FRONT_WIDTH = 10;
+                    break;
+                case 4: // background on, rainbow wave
+                    USER_CONFIG.WAVE_FRONT_WIDTH = 10;
+                    break;
+                case 5:
+                    USER_CONFIG.WAVE_FRONT_WIDTH = 10;
+
+                    USER_CONFIG.COLOR_PATTERN_INDEX = 2;
+                    USER_CONFIG.TRAVEL_DISTANCE = 0;
+                    USER_CONFIG.WAVE_PERIOD = 100;
+                    break;
+                case 6:
+                    USER_CONFIG.WAVE_FRONT_WIDTH = 25;
+
+                    USER_CONFIG.COLOR_PATTERN_INDEX = 3;
+                    USER_CONFIG.TRAVEL_DISTANCE = 2;
+                    USER_CONFIG.WAVE_PERIOD = 10;
+                    break;
+                }
+                
+                // remove effect after changing pattern
+                for(int i = 0; i < KEY_STROKES_LENGTH; ++i){
+                    KEY_STROKES[i].alive = 0;
+                }
+                refresh_pattern_indicators();
+                refresh_color_pattern_indicators();
+            }
+            return false;
+        case L_SP_WD:
+        case L_SP_NW:
+            if(record->event.pressed){
+                short incre = keycode == L_SP_WD ? 1 : -1;
+                USER_CONFIG.WAVE_FRONT_WIDTH += incre;
+                if(USER_CONFIG.WAVE_FRONT_WIDTH < 1){
+                    USER_CONFIG.WAVE_FRONT_WIDTH = 1;
+                }
+            }
+            return false;
+        case L_SP_FA:
+        case L_SP_SL:
+            if(record->event.pressed){
+                short incre = keycode == L_SP_FA ? -1 : 1;
+                
+                USER_CONFIG.WAVE_PERIOD += 10 * incre;
+                if(USER_CONFIG.WAVE_PERIOD < 10){
+                    USER_CONFIG.WAVE_PERIOD = 10;
+                }
+            }
+            return false;
+        // these are the keys not in range 0x04 - 0x52
+        case L_CP_PR:
+        case L_CP_NX:
+            if(record->event.pressed){
+                uint8_t incre = keycode == L_CP_PR ? COLOR_PATTERNS_COUNT - 1 : 1;
+                USER_CONFIG.COLOR_PATTERN_INDEX += incre;
+                USER_CONFIG.COLOR_PATTERN_INDEX %= COLOR_PATTERNS_COUNT;
+                refresh_color_pattern_indicators();
+            }
+            return false;
+        default:
+            if (record->event.pressed){
+                uint8_t led_id = ktli(keycode);
+                if(led_id){
+                    for(int i = 0; i < KEY_STROKES_LENGTH; ++i){
+                        if(!KEY_STROKES[i].alive){
+                            KEY_STROKES[i].alive = 1;
+                            KEY_STROKES[i].led_id = led_id;
+                            KEY_STROKES[i].time = timer_read32();
+                            break;
+                        }
+                    }
+                }
+            }
+            return true; //Process all other keycodes normally
+    }
+}