Comet46 add support for OLED (#4745)

* Add OLED support for Comet46

* fix length of char "name" of keylogger.c

* update ssd1306

* fix rules.mk

* update led-receiver keymap

* Update OLED related code

* add mod_state_reader & modify led_state_reader

* Update OLED related files

* Update kemaps

* Update readme

* change default-oled-display to default

* Add OSM compatibility to mod_state_reader

* Code formatting

* Use PROGMEM to store code_to_name

* Clean up satt keymap

* Rename default-led keymap to defult-rgbled

4 files changed, 475 insertions, 0 deletions

diff --git a/keyboards/comet46/lib/glcdfont.c b/keyboards/comet46/lib/glcdfont.c
new file mode 100644
index 0000000000..e912d2233c
--- /dev/null
+++ b/keyboards/comet46/lib/glcdfont.c
@@ -0,0 +1,148 @@
+// This is the 'classic' fixed-space bitmap font for Adafruit_GFX since 1.0.
+// See gfxfont.h for newer custom bitmap font info.
+
+#ifndef FONT5X7_H
+#define FONT5X7_H
+
+#ifdef __AVR__
+ #include <avr/io.h>
+ #include <avr/pgmspace.h>
+#elif defined(ESP8266)
+ #include <pgmspace.h>
+#else
+ #define PROGMEM
+#endif
+
+// Standard ASCII 5x7 font
+
+const unsigned char font[] PROGMEM = {
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x3E, 0x5B, 0x4F, 0x5B, 0x3E, 0x00,
+  0x3E, 0x6B, 0x4F, 0x6B, 0x3E, 0x00,
+  0x1C, 0x3E, 0x7C, 0x3E, 0x1C, 0x00,
+  0x18, 0x3C, 0x7E, 0x3C, 0x18, 0x00,
+  0x1C, 0x57, 0x7D, 0x57, 0x1C, 0x00,
+  0x1C, 0x5E, 0x7F, 0x5E, 0x1C, 0x00,
+  0x00, 0x18, 0x3C, 0x18, 0x00, 0x00,
+  0xFF, 0xE7, 0xC3, 0xE7, 0xFF, 0x00,
+  0x00, 0x18, 0x24, 0x18, 0x00, 0x00,
+  0xFF, 0xE7, 0xDB, 0xE7, 0xFF, 0x00,
+  0x30, 0x48, 0x3A, 0x06, 0x0E, 0x00,
+  0x26, 0x29, 0x79, 0x29, 0x26, 0x00,
+  0x40, 0x7F, 0x05, 0x05, 0x07, 0x00,
+  0x40, 0x7F, 0x05, 0x25, 0x3F, 0x00,
+  0x5A, 0x3C, 0xE7, 0x3C, 0x5A, 0x00,
+  0x7F, 0x3E, 0x1C, 0x1C, 0x08, 0x00,
+  0x08, 0x1C, 0x1C, 0x3E, 0x7F, 0x00,
+  0x14, 0x22, 0x7F, 0x22, 0x14, 0x00,
+  0x5F, 0x5F, 0x00, 0x5F, 0x5F, 0x00,
+  0x06, 0x09, 0x7F, 0x01, 0x7F, 0x00,
+  0x00, 0x66, 0x89, 0x95, 0x6A, 0x00,
+  0x60, 0x60, 0x60, 0x60, 0x60, 0x00,
+  0x94, 0xA2, 0xFF, 0xA2, 0x94, 0x00,
+  0x08, 0x04, 0x7E, 0x04, 0x08, 0x00,
+  0x10, 0x20, 0x7E, 0x20, 0x10, 0x00,
+  0x08, 0x08, 0x2A, 0x1C, 0x08, 0x00,
+  0x08, 0x1C, 0x2A, 0x08, 0x08, 0x00,
+  0x1E, 0x10, 0x10, 0x10, 0x10, 0x00,
+  0x0C, 0x1E, 0x0C, 0x1E, 0x0C, 0x00,
+  0x30, 0x38, 0x3E, 0x38, 0x30, 0x00,
+  0x06, 0x0E, 0x3E, 0x0E, 0x06, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x5F, 0x00, 0x00, 0x00,
+  0x00, 0x07, 0x00, 0x07, 0x00, 0x00,
+  0x14, 0x7F, 0x14, 0x7F, 0x14, 0x00,
+  0x24, 0x2A, 0x7F, 0x2A, 0x12, 0x00,
+  0x23, 0x13, 0x08, 0x64, 0x62, 0x00,
+  0x36, 0x49, 0x56, 0x20, 0x50, 0x00,
+  0x00, 0x08, 0x07, 0x03, 0x00, 0x00,
+  0x00, 0x1C, 0x22, 0x41, 0x00, 0x00,
+  0x00, 0x41, 0x22, 0x1C, 0x00, 0x00,
+  0x2A, 0x1C, 0x7F, 0x1C, 0x2A, 0x00,
+  0x08, 0x08, 0x3E, 0x08, 0x08, 0x00,
+  0x00, 0x80, 0x70, 0x30, 0x00, 0x00,
+  0x08, 0x08, 0x08, 0x08, 0x08, 0x00,
+  0x00, 0x00, 0x60, 0x60, 0x00, 0x00,
+  0x20, 0x10, 0x08, 0x04, 0x02, 0x00,
+  0x3E, 0x51, 0x49, 0x45, 0x3E, 0x00,
+  0x00, 0x42, 0x7F, 0x40, 0x00, 0x00,
+  0x72, 0x49, 0x49, 0x49, 0x46, 0x00,
+  0x21, 0x41, 0x49, 0x4D, 0x33, 0x00,
+  0x18, 0x14, 0x12, 0x7F, 0x10, 0x00,
+  0x27, 0x45, 0x45, 0x45, 0x39, 0x00,
+  0x3C, 0x4A, 0x49, 0x49, 0x31, 0x00,
+  0x41, 0x21, 0x11, 0x09, 0x07, 0x00,
+  0x36, 0x49, 0x49, 0x49, 0x36, 0x00,
+  0x46, 0x49, 0x49, 0x29, 0x1E, 0x00,
+  0x00, 0x00, 0x14, 0x00, 0x00, 0x00,
+  0x00, 0x40, 0x34, 0x00, 0x00, 0x00,
+  0x00, 0x08, 0x14, 0x22, 0x41, 0x00,
+  0x14, 0x14, 0x14, 0x14, 0x14, 0x00,
+  0x00, 0x41, 0x22, 0x14, 0x08, 0x00,
+  0x02, 0x01, 0x59, 0x09, 0x06, 0x00,
+  0x3E, 0x41, 0x5D, 0x59, 0x4E, 0x00,
+  0x7C, 0x12, 0x11, 0x12, 0x7C, 0x00,
+  0x7F, 0x49, 0x49, 0x49, 0x36, 0x00,
+  0x3E, 0x41, 0x41, 0x41, 0x22, 0x00,
+  0x7F, 0x41, 0x41, 0x41, 0x3E, 0x00,
+  0x7F, 0x49, 0x49, 0x49, 0x41, 0x00,
+  0x7F, 0x09, 0x09, 0x09, 0x01, 0x00,
+  0x3E, 0x41, 0x41, 0x51, 0x73, 0x00,
+  0x7F, 0x08, 0x08, 0x08, 0x7F, 0x00,
+  0x00, 0x41, 0x7F, 0x41, 0x00, 0x00,
+  0x20, 0x40, 0x41, 0x3F, 0x01, 0x00,
+  0x7F, 0x08, 0x14, 0x22, 0x41, 0x00,
+  0x7F, 0x40, 0x40, 0x40, 0x40, 0x00,
+  0x7F, 0x02, 0x1C, 0x02, 0x7F, 0x00,
+  0x7F, 0x04, 0x08, 0x10, 0x7F, 0x00,
+  0x3E, 0x41, 0x41, 0x41, 0x3E, 0x00,
+  0x7F, 0x09, 0x09, 0x09, 0x06, 0x00,
+  0x3E, 0x41, 0x51, 0x21, 0x5E, 0x00,
+  0x7F, 0x09, 0x19, 0x29, 0x46, 0x00,
+  0x26, 0x49, 0x49, 0x49, 0x32, 0x00,
+  0x03, 0x01, 0x7F, 0x01, 0x03, 0x00,
+  0x3F, 0x40, 0x40, 0x40, 0x3F, 0x00,
+  0x1F, 0x20, 0x40, 0x20, 0x1F, 0x00,
+  0x3F, 0x40, 0x38, 0x40, 0x3F, 0x00,
+  0x63, 0x14, 0x08, 0x14, 0x63, 0x00,
+  0x03, 0x04, 0x78, 0x04, 0x03, 0x00,
+  0x61, 0x59, 0x49, 0x4D, 0x43, 0x00,
+  0x00, 0x7F, 0x41, 0x41, 0x41, 0x00,
+  0x02, 0x04, 0x08, 0x10, 0x20, 0x00,
+  0x00, 0x41, 0x41, 0x41, 0x7F, 0x00,
+  0x04, 0x02, 0x01, 0x02, 0x04, 0x00,
+  0x40, 0x40, 0x40, 0x40, 0x40, 0x00,
+  0x00, 0x03, 0x07, 0x08, 0x00, 0x00,
+  0x20, 0x54, 0x54, 0x78, 0x40, 0x00,
+  0x7F, 0x28, 0x44, 0x44, 0x38, 0x00,
+  0x38, 0x44, 0x44, 0x44, 0x28, 0x00,
+  0x38, 0x44, 0x44, 0x28, 0x7F, 0x00,
+  0x38, 0x54, 0x54, 0x54, 0x18, 0x00,
+  0x00, 0x08, 0x7E, 0x09, 0x02, 0x00,
+  0x18, 0xA4, 0xA4, 0x9C, 0x78, 0x00,
+  0x7F, 0x08, 0x04, 0x04, 0x78, 0x00,
+  0x00, 0x44, 0x7D, 0x40, 0x00, 0x00,
+  0x20, 0x40, 0x40, 0x3D, 0x00, 0x00,
+  0x7F, 0x10, 0x28, 0x44, 0x00, 0x00,
+  0x00, 0x41, 0x7F, 0x40, 0x00, 0x00,
+  0x7C, 0x04, 0x78, 0x04, 0x78, 0x00,
+  0x7C, 0x08, 0x04, 0x04, 0x78, 0x00,
+  0x38, 0x44, 0x44, 0x44, 0x38, 0x00,
+  0xFC, 0x18, 0x24, 0x24, 0x18, 0x00,
+  0x18, 0x24, 0x24, 0x18, 0xFC, 0x00,
+  0x7C, 0x08, 0x04, 0x04, 0x08, 0x00,
+  0x48, 0x54, 0x54, 0x54, 0x24, 0x00,
+  0x04, 0x04, 0x3F, 0x44, 0x24, 0x00,
+  0x3C, 0x40, 0x40, 0x20, 0x7C, 0x00,
+  0x1C, 0x20, 0x40, 0x20, 0x1C, 0x00,
+  0x3C, 0x40, 0x30, 0x40, 0x3C, 0x00,
+  0x44, 0x28, 0x10, 0x28, 0x44, 0x00,
+  0x4C, 0x90, 0x90, 0x90, 0x7C, 0x00,
+  0x44, 0x64, 0x54, 0x4C, 0x44, 0x00,
+  0x00, 0x08, 0x36, 0x41, 0x00, 0x00,
+  0x00, 0x00, 0x77, 0x00, 0x00, 0x00,
+  0x00, 0x41, 0x36, 0x08, 0x00, 0x00,
+  0x02, 0x01, 0x02, 0x04, 0x02, 0x00,
+  0x3C, 0x26, 0x23, 0x26, 0x3C, 0x00
+};
+#endif // FONT5X7_H
diff --git a/keyboards/comet46/lib/host_led_state_reader.c b/keyboards/comet46/lib/host_led_state_reader.c
new file mode 100644
index 0000000000..864b1e2447
--- /dev/null
+++ b/keyboards/comet46/lib/host_led_state_reader.c
@@ -0,0 +1,15 @@
+#include <stdio.h>
+#include "comet46.h"
+
+char host_led_state_str[22];
+
+const char *read_host_led_state(void) {
+  uint8_t leds = host_keyboard_leds();
+
+  snprintf(host_led_state_str, sizeof(host_led_state_str), "Lock: %s%s%s",
+           (leds & (1 << USB_LED_CAPS_LOCK)) ? "CAPL " : "",
+           (leds & (1 << USB_LED_SCROLL_LOCK)) ? "SCRL " : "",
+           (leds & (1 << USB_LED_NUM_LOCK)) ? "NUML" : "");
+
+  return host_led_state_str;
+}
diff --git a/keyboards/comet46/lib/keylogger.c b/keyboards/comet46/lib/keylogger.c
new file mode 100644
index 0000000000..184f601095
--- /dev/null
+++ b/keyboards/comet46/lib/keylogger.c
@@ -0,0 +1,294 @@
+#include <stdio.h>
+
+#ifdef __AVR__
+ #include <avr/io.h>
+ #include <avr/pgmspace.h>
+#else
+ #define PROGMEM
+#endif
+
+#define NUM_USB_HID_KEYCODES 255
+#define LEN_KEYCODE_STR 4
+
+char keylog[22] = {"KC:       ID: "};
+
+// Quick and dirty way to display USB HID keycodes used in QMK
+// USB HID keycodes from 0x0000 to 0x00FF are stored in a 4x256+1 length char
+const char code_to_name[] PROGMEM = {
+  "NO  " //0x00
+  "TRNS"
+  "?   "
+  "?   "
+  "A   "
+  "B   "
+  "C   "
+  "D   "
+  "E   "
+  "F   "
+  "G   "
+  "H   "
+  "I   "
+  "J   "
+  "K   "
+  "L   "
+  "M   " //0x10
+  "N   "
+  "O   "
+  "P   "
+  "Q   "
+  "R   "
+  "S   "
+  "T   "
+  "U   "
+  "V   "
+  "W   "
+  "X   "
+  "Y   "
+  "Z   "
+  "1   "
+  "2   "
+  "3   "  //0x20
+  "4   "
+  "5   "
+  "6   "
+  "7   "
+  "8   "
+  "9   "
+  "0   "
+  "ENT "
+  "ESC "
+  "BSPC"
+  "TAB "
+  "SPC "
+  "MINS"
+  "EQL "
+  "LBRC"
+  "RBRC" //0x30
+  "BSLS"
+  "NUHS"
+  "SCLN"
+  "QUOT"
+  "GRV "
+  "COMM"
+  "DOT "
+  "SLSH"
+  "CAPS"
+  "F1  "
+  "F2  "
+  "F3  "
+  "F4  "
+  "F5  "
+  "F6  "
+  "F7  " //0x40
+  "F8  "
+  "F9  "
+  "F10 "
+  "F11 "
+  "F12 "
+  "PSCR"
+  "SLCK"
+  "PAUS"
+  "INS "
+  "HOME"
+  "PGUP"
+  "DEL "
+  "END "
+  "PGDN"
+  "RGHT"
+  "LEFT" //0x50
+  "DOWN"
+  "UP  "
+  "NLCK"
+  "PSLS"
+  "PAST"
+  "PMNS"
+  "PPLS"
+  "PENT"
+  "P1  "
+  "P2  "
+  "P3  "
+  "P4  "
+  "P5  "
+  "P6  "
+  "P7  "
+  "P8  " //0x60
+  "P9  "
+  "P0  "
+  "PDOT"
+  "NUBS"
+  "APP "
+  "POW "
+  "PEQL"
+  "F13 "
+  "F14 "
+  "F15 "
+  "F16 "
+  "F17 "
+  "F18 "
+  "F19 "
+  "F20 "
+  "F21 " //0x70
+  "F22 "
+  "F23 "
+  "F24 "
+  "EXEC"
+  "HELP"
+  "MENU"
+  "SLCT"
+  "STOP"
+  "AGIN"
+  "UNDO"
+  "CUT "
+  "COPY"
+  "PSTE"
+  "FIND"
+  "_MUT"
+  "_VUP" //0x80
+  "_VDN"
+  "LCAP"
+  "LNUM"
+  "LSCR"
+  "PCMM"
+  "PEQA"
+  "INT1"
+  "INT2"
+  "INT3"
+  "INT4"
+  "INT5"
+  "INT6"
+  "INT7"
+  "INT8"
+  "INT9"
+  "LAN1" //0x90
+  "LAN2"
+  "LAN3"
+  "LAN4"
+  "LAN5"
+  "LAN6"
+  "LAN7"
+  "LAN8"
+  "LAN9"
+  "ERAS"
+  "SYSR"
+  "CNCL"
+  "CLR "
+  "PRIR"
+  "RTRN"
+  "SEP "
+  "OUT " //0xA0
+  "OPER"
+  "CLRA"
+  "CSEL"
+  "ESEL"
+  "PWR " //0xA5
+  "SLEP"
+  "WAKE"
+  "MUTE"
+  "VOLU"
+  "VOLD"
+  "MNXT"
+  "MPRV"
+  "MSTP"
+  "MPLY"
+  "MSEL"
+  "EJCT" //0xB0
+  "MAIL"
+  "CALC"
+  "MYCM"
+  "WSCH"
+  "WHOM"
+  "WBAK"
+  "WFWD"
+  "WSTP"
+  "WREF"
+  "WFAV"
+  "MFFD"
+  "MRWD"
+  "BRIU"
+  "BRID"
+  "?   "
+  "FN0 " //0xC0
+  "FN1 "
+  "FN2 "
+  "FN3 "
+  "FN4 "
+  "FN5 "
+  "FN6 "
+  "FN7 "
+  "FN8 "
+  "FN9 "
+  "FN10"
+  "FN11"
+  "FN12"
+  "FN13"
+  "FN14"
+  "FN15"
+  "FN16" //0xD0
+  "FN17"
+  "FN18"
+  "FN19"
+  "FN20"
+  "FN21"
+  "FN22"
+  "FN23"
+  "FN24"
+  "FN25"
+  "FN26"
+  "FN27"
+  "FN28"
+  "FN29"
+  "FN30"
+  "FN31"
+  "LCTL" //0xE0
+  "LSFT"
+  "LALT"
+  "LGUI"
+  "RCTL"
+  "RSFT"
+  "RALT"
+  "RGUI"
+  "?   "
+  "?   "
+  "?   "
+  "?   "
+  "?   "
+  "?   "
+  "?   "
+  "?   "
+  "MS_U" //0xF0
+  "MS_D"
+  "MS_L"
+  "MS_R"
+  "BTN1"
+  "BTN2"
+  "BTN3"
+  "BTN4"
+  "BTN5"
+  "WH_U"
+  "WH_D"
+  "WH_L"
+  "WH_R"
+  "ACL0"
+  "ACL1"
+  "ACL2"
+};
+
+void set_keylog(uint16_t keycode)
+{
+  char name[LEN_KEYCODE_STR+1] = "?   ";
+
+  if (keycode <= NUM_USB_HID_KEYCODES) {
+    for (uint8_t k = 0; k < LEN_KEYCODE_STR; k++) {
+      name[k] =  pgm_read_byte_near(code_to_name + keycode * LEN_KEYCODE_STR + k);
+    }
+  } else if (keycode > NUM_USB_HID_KEYCODES) {
+    snprintf(name, sizeof(name), "QMK ");
+  }
+
+  // update keylog
+  snprintf(keylog, sizeof(keylog), "KC: %s  ID: %d", name, keycode);
+}
+
+const char *read_keylog(void) {
+  return keylog;
+}
diff --git a/keyboards/comet46/lib/modifier_state_reader.c b/keyboards/comet46/lib/modifier_state_reader.c
new file mode 100644
index 0000000000..518eef92a6
--- /dev/null
+++ b/keyboards/comet46/lib/modifier_state_reader.c
@@ -0,0 +1,18 @@
+#include <stdio.h>
+#include "comet46.h"
+
+char modifier_state_str[22];
+
+const char *read_modifier_state(void) {
+  uint8_t modifiers = get_mods();
+  uint8_t one_shot = get_oneshot_mods();
+  
+  snprintf(modifier_state_str, sizeof(modifier_state_str), "Mod: %s%s%s%s",
+    (modifiers & MODS_CTRL_MASK || one_shot & MODS_CTRL_MASK) ? "CTL " : "",
+    (modifiers & MODS_GUI_MASK || one_shot & MODS_GUI_MASK) ? "GUI " : "",
+    (modifiers & MODS_ALT_MASK || one_shot & MODS_ALT_MASK) ? "ALT " : "",
+    (modifiers & MODS_SHIFT_MASK || one_shot & MODS_SHIFT_MASK) ? "SFT" : ""
+  );
+
+  return modifier_state_str;
+}