tmk
11 years ago
4 changed files with 27 additions and 16 deletions
+ 24
- 1
common/keyboard.c
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| @@ -34,6 +34,24 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. | |||
| #endif | |||
| #ifdef MATRIX_HAS_GHOST | |||
| static bool has_ghost_in_row(uint8_t row) | |||
| { | |||
| matrix_row_t matrix_row = matrix_get_row(row); | |||
| // No ghost exists when less than 2 keys are down on the row | |||
| if (((matrix_row - 1) & matrix_row) == 0) | |||
| return false; | |||
| // Ghost occurs when the row shares column line with other row | |||
| for (uint8_t i=0; i < MATRIX_ROWS; i++) { | |||
| if (i != row && (matrix_get_row(i) & matrix_row)) | |||
| return true; | |||
| } | |||
| return false; | |||
| } | |||
| #endif | |||
| void keyboard_init(void) | |||
| { | |||
| // TODO: configuration of sendchar impl | |||
| @@ -81,7 +99,12 @@ void keyboard_task(void) | |||
| matrix_change = matrix_row ^ matrix_prev[r]; | |||
| if (matrix_change) { | |||
| if (debug_matrix) matrix_print(); | |||
| #ifdef MATRIX_HAS_GHOST | |||
| if (has_ghost_in_row(r)) { | |||
| matrix_prev[r] = matrix_row; | |||
| continue; | |||
| } | |||
| #endif | |||
| for (uint8_t c = 0; c < MATRIX_COLS; c++) { | |||
| if (matrix_change & ((matrix_row_t)1<<c)) { | |||
| action_exec((keyevent_t){ | |||
+ 0
- 2
common/matrix.h
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| @@ -45,8 +45,6 @@ void matrix_init(void); | |||
| uint8_t matrix_scan(void); | |||
| /* whether modified from previous scan. used after matrix_scan. */ | |||
| bool matrix_is_modified(void); | |||
| /* whether ghosting occur on matrix. */ | |||
| bool matrix_has_ghost(void); | |||
| /* whether a swtich is on */ | |||
| bool matrix_is_on(uint8_t row, uint8_t col); | |||
| /* matrix state on row */ | |||
+ 1
- 0
keyboard/hbkb/Makefile.lufa
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| @@ -99,6 +99,7 @@ F_USB = $(F_CPU) | |||
| # | |||
| MOUSEKEY_ENABLE = yes # Mouse keys | |||
| EXTRAKEY_ENABLE = yes # Audio control and System control | |||
| CONSOLE_ENABLE = yes # Console for debug | |||
| #NKRO_ENABLE = yes # USB Nkey Rollover | |||
| #PS2_MOUSE_ENABLE = yes # PS/2 mouse(TrackPoint) support | |||
+ 2
- 13
keyboard/hbkb/matrix.c
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| @@ -147,18 +147,6 @@ bool matrix_is_modified(void) | |||
| return false; | |||
| } | |||
| inline | |||
| bool matrix_has_ghost(void) | |||
| { | |||
| #ifdef MATRIX_HAS_GHOST | |||
| for (uint8_t i = 0; i < MATRIX_ROWS; i++) { | |||
| if (matrix_has_ghost_in_row(i)) | |||
| return true; | |||
| } | |||
| #endif | |||
| return false; | |||
| } | |||
| inline | |||
| bool matrix_is_on(uint8_t row, uint8_t col) | |||
| { | |||
| @@ -217,7 +205,8 @@ static bool matrix_has_ghost_in_row(uint8_t row) | |||
| // ghost exists in case same state as other row | |||
| for (uint8_t i=0; i < MATRIX_ROWS; i++) { | |||
| if (i != row && (matrix[i] & matrix[row]) == matrix[row]) | |||
| //if (i != row && (matrix[i] & matrix[row]) == matrix[row]) | |||
| if (i != row && (matrix[i] & matrix[row])) | |||
| return true; | |||
| } | |||
| return false; | |||
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