diff options
Diffstat (limited to 'key_process.c')
| -rw-r--r-- | key_process.c | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/key_process.c b/key_process.c new file mode 100644 index 000000000..0bce91883 --- /dev/null +++ b/key_process.c @@ -0,0 +1,174 @@ +// TODO: clean unused headers +#include <stdbool.h> +#include <avr/io.h> +#include <avr/pgmspace.h> +#include <avr/interrupt.h> +#include <util/delay.h> +#include "usb.h" +#include "usb_keyboard.h" +#include "usb_mouse.h" +#include "print.h" +#include "matrix.h" +#include "keymap.h" +#include "jump_bootloader.h" + +#include "key_process.h" + + +// for Teensy/Teensy++ 2.0 +#define LED_CONFIG (DDRD |= (1<<6)) +#define LED_ON (PORTD |= (1<<6)) +#define LED_OFF (PORTD &= ~(1<<6)) + +#define MOUSE_MOVE_UNIT 10 +#define MOUSE_DELAY_MS 200 +#define MOUSE_DELAY_ACC 5 + + + +static void print_matrix(void); +static void print_keys(void); +static void print_mouse(int8_t mouse_x, int8_t mouse_y, int8_t wheel_v, int8_t wheel_h); + +void proc_matrix(void) { + static int mouse_repeat = 0; + + bool modified = false; + bool has_ghost = false; + int layer = 0; + int key_index = 0; + uint8_t mouse_btn = 0; + int8_t mouse_x = 0; + int8_t mouse_y = 0; + int8_t mouse_wheel = 0; + int8_t mouse_hwheel = 0; + + matrix_scan(); + modified = matrix_is_modified(); + has_ghost = matrix_has_ghost(); + layer = get_layer(); + + // print matrix state for debug + if (modified) { + print_matrix(); + + // LED flash for debug + LED_CONFIG; + LED_ON; + } + + keyboard_modifier_keys = 0; + for (int i = 0; i < 3; i++) keyboard_keys[i] = KB_NO; + key_index = 0; + mouse_btn = 0; + mouse_x = 0; + mouse_y = 0; + mouse_wheel = 0; + mouse_hwheel = 0; + + // convert matrix state to HID report + for (int row = 0; row < MATRIX_ROWS; row++) { + for (int col = 0; col < MATRIX_COLS; col++) { + if (matrix[row] & 1<<col) continue; + + uint8_t code = get_keycode(layer, row, col); + if (code == KB_NO) { + continue; + } else if (KB_LCTRL <= code && code <= KB_RGUI) { + // modifier keys(0xE0-0xE7) + keyboard_modifier_keys |= 1<<(code & 0x07); + } else if (code >= MS_UP) { + // mouse + if (code == MS_UP) mouse_y -= MOUSE_MOVE_UNIT + (mouse_repeat < 50 ? mouse_repeat/5 : 10); + if (code == MS_DOWN) mouse_y += MOUSE_MOVE_UNIT + (mouse_repeat < 50 ? mouse_repeat/5 : 10); + if (code == MS_LEFT) mouse_x -= MOUSE_MOVE_UNIT + (mouse_repeat < 50 ? mouse_repeat/5 : 10); + if (code == MS_RIGHT) mouse_x += MOUSE_MOVE_UNIT + (mouse_repeat < 50 ? mouse_repeat/5 : 10); + if (code == MS_BTN1) mouse_btn |= 1<<0; + if (code == MS_BTN2) mouse_btn |= 1<<1; + if (code == MS_BTN3) mouse_btn |= 1<<2; + if (code == MS_BTN4) mouse_btn |= 1<<3; + if (code == MS_BTN5) mouse_btn |= 1<<4; + if (code == MS_WH_UP) mouse_wheel += 1; + if (code == MS_WH_DOWN) mouse_wheel -= 1; + if (code == MS_WH_LEFT) mouse_hwheel -= 1; + if (code == MS_WH_RIGHT) mouse_hwheel += 1; + } else { + // normal keys + if (key_index < 6) + keyboard_keys[key_index] = code; + key_index++; + } + } + } + + if (!has_ghost) { + // when 4 left modifier keys down + if (keyboard_modifier_keys == (MOD_LCTRL | MOD_LSHIFT | MOD_LALT | MOD_LGUI)) { + // cancel all keys + keyboard_modifier_keys = 0; + for (int i = 0; i < 6; i++) keyboard_keys[i] = KB_NO; + usb_keyboard_send(); + + print("jump to bootloader...\n"); + _delay_ms(100); + jump_bootloader(); // not return + } + + if (mouse_x || mouse_y || mouse_wheel || mouse_hwheel || mouse_btn != mouse_buttons) { + mouse_buttons = mouse_btn; + usb_mouse_move(mouse_x, mouse_y, mouse_wheel, mouse_hwheel); + print_mouse(mouse_x, mouse_y, mouse_wheel, mouse_hwheel); + key_sent = true; + + // acceleration + _delay_ms(MOUSE_DELAY_MS >> (mouse_repeat < MOUSE_DELAY_ACC ? mouse_repeat : MOUSE_DELAY_ACC)); + mouse_repeat++; + } else { + mouse_repeat = 0; + } + + + // send keys to host + if (modified) { + if (key_index > 6) { + //Rollover + } + usb_keyboard_send(); + if (keyboard_keys[0]) + key_sent = true; + + print_keys(); + // LED flash for debug + LED_CONFIG; + LED_OFF; + } + } +} + +static void print_matrix(void) { + print("\nr/c 01234567\n"); + for (int row = 0; row < MATRIX_ROWS; row++) { + phex(row); print(": "); + pbin_reverse(matrix[row]); + if (matrix_has_ghost_in_row(row)) { + print(" <ghost"); + } + print("\n"); + } +} + +static void print_keys(void) { + print("\nkeys: "); + for (int i = 0; i < 6; i++) { phex(keyboard_keys[i]); print(" "); } + print("\n"); + print("mods: "); phex(keyboard_modifier_keys); print("\n"); +} + +static void print_mouse(int8_t mouse_x, int8_t mouse_y, int8_t wheel_v, int8_t wheel_h) { + print("\nmouse_x y v h: "); + phex(mouse_x); print(" "); + phex(mouse_y); print(" "); + phex(wheel_v); print(" "); + phex(wheel_h); print("\n"); + print("buttons: "); phex(mouse_buttons); print("\n"); +} |