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Refactoring M6-A, M6-B, Zeal60, Zeal65, WT60-A, WT65-A, WT80-A (#4417)
[jackhill/qmk/firmware.git] / keyboards / zeal60 / rgb_backlight.c
1 /* Copyright 2017 Jason Williams (Wilba)
2 *
3 * This program is free software: you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation, either version 2 of the License, or
6 * (at your option) any later version.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
16 #if RGB_BACKLIGHT_ENABLED
17
18 #if defined (RGB_BACKLIGHT_ZEAL60) || defined (RGB_BACKLIGHT_ZEAL65) || defined (RGB_BACKLIGHT_M60_A) || defined(RGB_BACKLIGHT_M6_B)
19 #else
20 #error None of the following was defined: RGB_BACKLIGHT_ZEAL60, RGB_BACKLIGHT_ZEAL65, RGB_BACKLIGHT_M60_A, RGB_BACKLIGHT_M6_B
21 #endif
22
23 #include "quantum.h"
24 #include "rgb_backlight.h"
25 #include "rgb_backlight_api.h"
26 #include "rgb_backlight_keycodes.h"
27
28 #include <avr/io.h>
29 #include <util/delay.h>
30 #include <avr/interrupt.h>
31 #include "progmem.h"
32
33 #include "quantum/color.h"
34 #include "drivers/avr/i2c_master.h"
35
36 #if defined (RGB_BACKLIGHT_M6_B)
37 #include "drivers/issi/is31fl3218.h"
38 #define BACKLIGHT_LED_COUNT 6
39 #else
40 #include "drivers/issi/is31fl3731.h"
41 #define BACKLIGHT_LED_COUNT 72
42 #endif
43
44 #define BACKLIGHT_EFFECT_MAX 10
45
46 backlight_config g_config = {
47 .use_split_backspace = RGB_BACKLIGHT_USE_SPLIT_BACKSPACE,
48 .use_split_left_shift = RGB_BACKLIGHT_USE_SPLIT_LEFT_SHIFT,
49 .use_split_right_shift = RGB_BACKLIGHT_USE_SPLIT_RIGHT_SHIFT,
50 .use_7u_spacebar = RGB_BACKLIGHT_USE_7U_SPACEBAR,
51 .use_iso_enter = RGB_BACKLIGHT_USE_ISO_ENTER,
52 .disable_hhkb_blocker_leds = RGB_BACKLIGHT_DISABLE_HHKB_BLOCKER_LEDS,
53 .disable_when_usb_suspended = RGB_BACKLIGHT_DISABLE_WHEN_USB_SUSPENDED,
54 .disable_after_timeout = RGB_BACKLIGHT_DISABLE_AFTER_TIMEOUT,
55 .brightness = 255,
56 .effect = RGB_BACKLIGHT_EFFECT,
57 .effect_speed = 0,
58 .color_1 = { .h = 0, .s = 255, .v = 255 },
59 .color_2 = { .h = 127, .s = 255, .v = 255 },
60 .caps_lock_indicator = { .color = { .h = 0, .s = 0, .v = 255 }, .index = 255 },
61 .layer_1_indicator = { .color = { .h = 0, .s = 0, .v = 255 }, .index = 255 },
62 .layer_2_indicator = { .color = { .h = 0, .s = 0, .v = 255 }, .index = 255 },
63 .layer_3_indicator = { .color = { .h = 0, .s = 0, .v = 255 }, .index = 255 },
64 .alphas_mods = {
65 RGB_BACKLIGHT_ALPHAS_MODS_ROW_0,
66 RGB_BACKLIGHT_ALPHAS_MODS_ROW_1,
67 RGB_BACKLIGHT_ALPHAS_MODS_ROW_2,
68 RGB_BACKLIGHT_ALPHAS_MODS_ROW_3,
69 RGB_BACKLIGHT_ALPHAS_MODS_ROW_4 }
70 };
71
72 bool g_suspend_state = false;
73 uint8_t g_indicator_state = 0;
74
75 // Global tick at 20 Hz
76 uint32_t g_tick = 0;
77
78 // Ticks since this key was last hit.
79 uint8_t g_key_hit[BACKLIGHT_LED_COUNT];
80
81 // Ticks since any key was last hit.
82 uint32_t g_any_key_hit = 0;
83
84 #if !defined(RGB_BACKLIGHT_M6_B)
85 // This is a 7-bit address, that gets left-shifted and bit 0
86 // set to 0 for write, 1 for read (as per I2C protocol)
87 #define ISSI_ADDR_1 0x74
88 #define ISSI_ADDR_2 0x76
89
90 const is31_led g_is31_leds[DRIVER_LED_TOTAL] = {
91 /* Refer to IS31 manual for these locations
92 * driver
93 * | R location
94 * | | G location
95 * | | | B location
96 * | | | | */
97 {0, C2_1, C3_1, C4_1}, // LA0
98 {0, C1_1, C3_2, C4_2}, // LA1
99 {0, C1_2, C2_2, C4_3}, // LA2
100 {0, C1_3, C2_3, C3_3}, // LA3
101 {0, C1_4, C2_4, C3_4}, // LA4
102 {0, C1_5, C2_5, C3_5}, // LA5
103 {0, C1_6, C2_6, C3_6}, // LA6
104 {0, C1_7, C2_7, C3_7}, // LA7
105 {0, C1_8, C2_8, C3_8}, // LA8
106 {0, C9_1, C8_1, C7_1}, // LA9
107 {0, C9_2, C8_2, C7_2}, // LA10
108 {0, C9_3, C8_3, C7_3}, // LA11
109 {0, C9_4, C8_4, C7_4}, // LA12
110 {0, C9_5, C8_5, C7_5}, // LA13
111 {0, C9_6, C8_6, C7_6}, // LA14
112 {0, C9_7, C8_7, C6_6}, // LA15
113 {0, C9_8, C7_7, C6_7}, // LA16
114 {0, C8_8, C7_8, C6_8}, // LA17
115
116 {0, C2_9, C3_9, C4_9}, // LB0
117 {0, C1_9, C3_10, C4_10}, // LB1
118 {0, C1_10, C2_10, C4_11}, // LB2
119 {0, C1_11, C2_11, C3_11}, // LB3
120 {0, C1_12, C2_12, C3_12}, // LB4
121 {0, C1_13, C2_13, C3_13}, // LB5
122 {0, C1_14, C2_14, C3_14}, // LB6
123 {0, C1_15, C2_15, C3_15}, // LB7
124 {0, C1_16, C2_16, C3_16}, // LB8
125 {0, C9_9, C8_9, C7_9}, // LB9
126 {0, C9_10, C8_10, C7_10}, // LB10
127 {0, C9_11, C8_11, C7_11}, // LB11
128 {0, C9_12, C8_12, C7_12}, // LB12
129 {0, C9_13, C8_13, C7_13}, // LB13
130 {0, C9_14, C8_14, C7_14}, // LB14
131 {0, C9_15, C8_15, C6_14}, // LB15
132 {0, C9_16, C7_15, C6_15}, // LB16
133 {0, C8_16, C7_16, C6_16}, // LB17
134
135 {1, C2_1, C3_1, C4_1}, // LC0
136 {1, C1_1, C3_2, C4_2}, // LC1
137 {1, C1_2, C2_2, C4_3}, // LC2
138 {1, C1_3, C2_3, C3_3}, // LC3
139 {1, C1_4, C2_4, C3_4}, // LC4
140 {1, C1_5, C2_5, C3_5}, // LC5
141 {1, C1_6, C2_6, C3_6}, // LC6
142 {1, C1_7, C2_7, C3_7}, // LC7
143 {1, C1_8, C2_8, C3_8}, // LC8
144 {1, C9_1, C8_1, C7_1}, // LC9
145 {1, C9_2, C8_2, C7_2}, // LC10
146 {1, C9_3, C8_3, C7_3}, // LC11
147 {1, C9_4, C8_4, C7_4}, // LC12
148 {1, C9_5, C8_5, C7_5}, // LC13
149 {1, C9_6, C8_6, C7_6}, // LC14
150 {1, C9_7, C8_7, C6_6}, // LC15
151 {1, C9_8, C7_7, C6_7}, // LC16
152 {1, C8_8, C7_8, C6_8}, // LC17
153
154 {1, C2_9, C3_9, C4_9}, // LD0
155 {1, C1_9, C3_10, C4_10}, // LD1
156 {1, C1_10, C2_10, C4_11}, // LD2
157 {1, C1_11, C2_11, C3_11}, // LD3
158 {1, C1_12, C2_12, C3_12}, // LD4
159 {1, C1_13, C2_13, C3_13}, // LD5
160 {1, C1_14, C2_14, C3_14}, // LD6
161 {1, C1_15, C2_15, C3_15}, // LD7
162 {1, C1_16, C2_16, C3_16}, // LD8
163 {1, C9_9, C8_9, C7_9}, // LD9
164 {1, C9_10, C8_10, C7_10}, // LD10
165 {1, C9_11, C8_11, C7_11}, // LD11
166 {1, C9_12, C8_12, C7_12}, // LD12
167 {1, C9_13, C8_13, C7_13}, // LD13
168 {1, C9_14, C8_14, C7_14}, // LD14
169 {1, C9_15, C8_15, C6_14}, // LD15
170 {1, C9_16, C7_15, C6_15}, // LD16
171 {1, C8_16, C7_16, C6_16}, // LD17
172 };
173 #endif // !defined(RGB_BACKLIGHT_M6_B)
174
175
176 typedef struct Point {
177 uint8_t x;
178 uint8_t y;
179 } Point;
180
181
182 // index in range 0..71 (LA0..LA17, LB0..LB17, LC0..LC17, LD0..LD17)
183 // point values in range x=0..224 y=0..64
184 // origin is center of top-left key (i.e Esc)
185 #if defined (RGB_BACKLIGHT_ZEAL65)
186 const Point g_map_led_to_point[BACKLIGHT_LED_COUNT] PROGMEM = {
187 // LA0..LA17
188 {120,16}, {104,16}, {88,16}, {72,16}, {56,16}, {40,16}, {24,16}, {4,16}, {4,32},
189 {128,0}, {112,0}, {96,0}, {80,0}, {64,0}, {48,0}, {32,0}, {16,0}, {0,0},
190 // LB0..LB17
191 {144,0}, {160,0}, {176,0}, {192,0}, {216,0}, {224,0}, {240,0}, {240,16}, {240,32},
192 {136,16}, {152,16}, {168,16}, {184,16}, {200,16}, {220,16}, {240,48}, {240,64}, {224,64},
193 // LC0..LC17
194 {96,64}, {100,48}, {84,48}, {68,48}, {52,48}, {36,48}, {255,255}, {48,60}, {28,64},
195 {108,32}, {92,32}, {76,32}, {60,32}, {44,32}, {28,32}, {20,44}, {10,48}, {4,64},
196 // LD0..LD17
197 {124,32}, {140,32}, {156,32}, {172,32}, {188,32}, {214,32}, {180,48}, {202,48}, {224,48},
198 {116,48}, {132,48}, {148,48}, {164,48}, {255,255}, {144,60}, {164,64}, {188,64}, {208,64}
199 };
200 const Point g_map_led_to_point_polar[BACKLIGHT_LED_COUNT] PROGMEM = {
201 // LA0..LA17
202 {64,128}, {75,132}, {84,145}, {91,164}, {97,187}, {102,213}, {105,242}, {109,255}, {128,247},
203 {61,255}, {67,255}, {72,255}, {77,255}, {82,255}, {86,255}, {90,255}, {93,255}, {96,255},
204 // LB0..LB17
205 {56,255}, {51,255}, {46,255}, {42,255}, {37,255}, {35,255}, {32,255}, {19,255}, {0,255},
206 {53,132}, {44,145}, {37,164}, {31,187}, {26,213}, {22,249}, {237,255}, {224,255}, {221,255},
207 // LC0..LC17
208 {184,255}, {179,135}, {170,149}, {163,169}, {157,193}, {153,220}, {255,255}, {167,255}, {165,255},
209 {128,26}, {128,60}, {128,94}, {128,128}, {128,162}, {128,196}, {145,233}, {148,255}, {161,255},
210 // LD0..LD17
211 {0,9}, {0,43}, {0,77}, {0,111}, {0,145}, {255,201}, {224,181}, {230,217}, {235,255},
212 {189,128}, {200,131}, {210,141}, {218,159}, {201,228}, {201,228}, {206,255}, {213,255}, {218,255}
213 };
214 #elif defined (RGB_BACKLIGHT_ZEAL60) || defined (RGB_BACKLIGHT_M60_A)
215 const Point g_map_led_to_point[BACKLIGHT_LED_COUNT] PROGMEM = {
216 // LA0..LA17
217 {120,16}, {104,16}, {88,16}, {72,16}, {56,16}, {40,16}, {24,16}, {4,16}, {4,32},
218 {128,0}, {112,0}, {96,0}, {80,0}, {64,0}, {48,0}, {32,0}, {16,0}, {0,0},
219 // LB0..LB17
220 {144,0}, {160,0}, {176,0}, {192,0}, {216,0}, {224,0}, {255,255}, {255,255}, {255,255},
221 {136,16}, {152,16}, {168,16}, {184,16}, {200,16}, {220,16}, {255,255}, {255,255}, {255,255},
222 // LC0..LC17
223 {102,64}, {100,48}, {84,48}, {68,48}, {52,48}, {36,48}, {60,64}, {43,64}, {23,64},
224 {108,32}, {92,32}, {76,32}, {60,32}, {44,32}, {28,32}, {20,48}, {2,48}, {3,64},
225 // LD0..LD17
226 {124,32}, {140,32}, {156,32}, {172,32}, {188,32}, {214,32}, {180,48}, {210,48}, {224,48},
227 {116,48}, {132,48}, {148,48}, {164,48}, {144,64}, {161,64}, {181,64}, {201,64}, {221,64}
228 };
229 const Point g_map_led_to_point_polar[BACKLIGHT_LED_COUNT] PROGMEM = {
230 // LA0..LA17
231 {58,129}, {70,129}, {80,139}, {89,157}, {96,181}, {101,208}, {105,238}, {109,255}, {128,247}, {58,255},
232 {64,255}, {70,255}, {75,255}, {80,255}, {85,255}, {89,255}, {93,255}, {96,255},
233 // LB0..LB17
234 {53,255}, {48,255}, {43,255}, {39,255}, {34,255}, {32,255}, {255,255}, {255,255}, {255,255},
235 {48,139}, {39,157}, {32,181}, {27,208}, {23,238}, {19,255}, {255,255}, {255,255}, {255,255},
236 // LC0..LC17
237 {188,255}, {183,131}, {173,143}, {165,163}, {159,188}, {154,216}, {172,252}, {170,255}, {165,255},
238 {128,9}, {128,46}, {128,82}, {128,119}, {128,155}, {128,192}, {150,244}, {147,255}, {161,255},
239 // LD0..LD17
240 {0,27}, {0,64}, {0,101}, {0,137}, {0,174}, {255,233}, {228,201}, {235,255}, {237,255},
241 {195,128}, {206,136}, {215,152}, {222,175}, {205,234}, {209,255}, {214,255}, {219,255}, {223,255}
242 };
243 #elif defined (RGB_BACKLIGHT_M6_B)
244 // M6-B is really simple:
245 // 0 3 5
246 // 1 2 4
247 const Point g_map_led_to_point[BACKLIGHT_LED_COUNT] PROGMEM = {
248 {0,0}, {0,16}, {16,16}, {16,0}, {32,16}, {32,0}
249 };
250 const Point g_map_led_to_point_polar[BACKLIGHT_LED_COUNT] PROGMEM = {
251 {0,0}, {0,16}, {16,16}, {16,0}, {32,16}, {32,0}
252 };
253 #endif
254
255 // This may seem counter-intuitive, but it's quite flexible.
256 // For each LED, get it's position to decide what color to make it.
257 // This solves the issue of LEDs (and switches) not aligning to a grid,
258 // or having a large "bitmap" and sampling them.
259 void map_led_to_point( uint8_t index, Point *point )
260 {
261 // Slightly messy way to get Point structs out of progmem.
262 uint8_t *addr = (uint8_t*)&g_map_led_to_point[index];
263 point->x = pgm_read_byte(addr);
264 point->y = pgm_read_byte(addr+1);
265
266 #if defined (RGB_BACKLIGHT_M6_B)
267 return;
268 #endif
269
270 switch (index)
271 {
272 case 18+4: // LB4A
273 if ( g_config.use_split_backspace )
274 point->x -= 8;
275 break;
276 #if defined (RGB_BACKLIGHT_ZEAL60)
277 case 18+14: // LB14A
278 if ( g_config.use_iso_enter )
279 point->y += 8; // extremely pedantic
280 break;
281 case 54+5: // LD5A
282 if ( !g_config.use_iso_enter )
283 point->x -= 10;
284 break;
285 case 36+16: // LC16A
286 if ( !g_config.use_split_left_shift )
287 point->x += 8;
288 break;
289 #endif
290 #if defined (RGB_BACKLIGHT_ZEAL60) || defined (RGB_BACKLIGHT_M60_A)
291 case 36+0: // LC0A
292 if ( g_config.use_7u_spacebar )
293 point->x += 10;
294 break;
295 case 36+6: // LC6A
296 if ( g_config.use_7u_spacebar )
297 point->x += 4;
298 break;
299 case 54+7: // LD7A
300 if ( !g_config.use_split_right_shift )
301 point->x -= 8;
302 break;
303 #endif
304 }
305 }
306
307 void map_led_to_point_polar( uint8_t index, Point *point )
308 {
309 // Slightly messy way to get Point structs out of progmem.
310 uint8_t *addr = (uint8_t*)&g_map_led_to_point_polar[index];
311 point->x = pgm_read_byte(addr);
312 point->y = pgm_read_byte(addr+1);
313 }
314
315 //
316 // Maps switch matrix coordinate (row,col) to LED index
317 //
318
319
320 #if defined (RGB_BACKLIGHT_ZEAL65)
321 // Note: Left spacebar stab is at 4,3 (LC7)
322 // Right spacebar stab is at 4,9 (D14)
323 //
324 // A17, A16, A15, A14, A13, A12, A11, A10, A9, B0, B1, B2, B3, B4, B6
325 // A7, A6, A5, A4, A3, A2, A1, A0, B9, B10, B11, B12, B13, B14, B7
326 // A8, C14, C13, C12, C11, C10, C9, D0, D1, D2, D3, D4, D5, B5, B8
327 // C16, C15, C5, C4, C3, C2, C1, D9, D10, D11, D12, D6, D7, D8, B15
328 // C17, C8, C7, ---, ---, ---, ---, C0, ---, D14, D15, D16, D17, B17, B16
329 const uint8_t g_map_row_column_to_led[MATRIX_ROWS][MATRIX_COLS] PROGMEM = {
330 { 0+17, 0+16, 0+15, 0+14, 0+13, 0+12, 0+11, 0+10, 0+9, 18+0, 18+1, 18+2, 18+3, 18+4, 18+6 },
331 { 0+7, 0+6, 0+5, 0+4, 0+3, 0+2, 0+1, 0+0, 18+9, 18+10, 18+11, 18+12, 18+13, 18+14, 18+7 },
332 { 0+8, 36+14, 36+13, 36+12, 36+11, 36+10, 36+9, 54+0, 54+1, 54+2, 54+3, 54+4, 54+5, 18+5, 18+8 },
333 { 36+16, 36+15, 36+5, 36+4, 36+3, 36+2, 36+1, 54+9, 54+10, 54+11, 54+12, 54+6, 54+7, 54+8, 18+15 },
334 { 36+17, 36+8, 36+7, 255, 255, 255, 255, 36+0, 255, 54+14, 54+15, 54+16, 54+17, 18+17, 18+16 }
335 };
336 #elif defined (RGB_BACKLIGHT_ZEAL60) || defined (RGB_BACKLIGHT_M60_A)
337 // Note: Left spacebar stab is at 4,3 (LC6)
338 // Right spacebar stab is at 4,9 (LD13) or 4,10 (LD14)
339 //
340 // A17, A16, A15, A14, A13, A12, A11, A10, A9, B0, B1, B2, B3, B4,
341 // A7, A6, A5, A4, A3, A2, A1, A0, B9, B10, B11, B12, B13, B14,
342 // A8, C14, C13, C12, C11, C10, C9, D0, D1, D2, D3, D4, D5, B5,
343 // C16, C15, C5, C4, C3, C2, C1, D9, D10, D11, D12, D6, D7, D8,
344 // C17, C8, C7, C6, ---, ---, ---, C0, ---, D13, D14, D15, D16, D17,
345 const uint8_t g_map_row_column_to_led[MATRIX_ROWS][MATRIX_COLS] PROGMEM = {
346 { 0+17, 0+16, 0+15, 0+14, 0+13, 0+12, 0+11, 0+10, 0+9, 18+0, 18+1, 18+2, 18+3, 18+4 },
347 { 0+7, 0+6, 0+5, 0+4, 0+3, 0+2, 0+1, 0+0, 18+9, 18+10, 18+11, 18+12, 18+13, 18+14 },
348 { 0+8, 36+14, 36+13, 36+12, 36+11, 36+10, 36+9, 54+0, 54+1, 54+2, 54+3, 54+4, 54+5, 18+5 },
349 { 36+16, 36+15, 36+5, 36+4, 36+3, 36+2, 36+1, 54+9, 54+10, 54+11, 54+12, 54+6, 54+7, 54+8 },
350 { 36+17, 36+8, 36+7, 36+6, 255, 255, 255, 36+0, 255, 54+13, 54+14, 54+15, 54+16, 54+17 }
351 };
352 #elif defined (RGB_BACKLIGHT_M6_B)
353 // M6-B is really simple:
354 // 0 3 5
355 // 1 2 4
356 const uint8_t g_map_row_column_to_led[MATRIX_ROWS][MATRIX_COLS] PROGMEM = {
357 { 0, 3, 5, 1, 2, 4 }
358 };
359 #endif
360
361 void map_row_column_to_led( uint8_t row, uint8_t column, uint8_t *led )
362 {
363 *led = 255;
364 if ( row < MATRIX_ROWS && column < MATRIX_COLS )
365 {
366 *led = pgm_read_byte(&g_map_row_column_to_led[row][column]);
367 }
368 }
369
370 void backlight_update_pwm_buffers(void)
371 {
372 #if defined (RGB_BACKLIGHT_M6_B)
373 IS31FL3218_update_pwm_buffers();
374 #else
375 IS31FL3731_update_pwm_buffers( ISSI_ADDR_1, ISSI_ADDR_2 );
376 IS31FL3731_update_led_control_registers( ISSI_ADDR_1, ISSI_ADDR_2 );
377 #endif
378 }
379
380 void backlight_set_color( int index, uint8_t red, uint8_t green, uint8_t blue )
381 {
382 #if defined (RGB_BACKLIGHT_M6_B)
383 IS31FL3218_set_color( index, red, green, blue );
384 #else
385 IS31FL3731_set_color( index, red, green, blue );
386 #endif
387 }
388
389 void backlight_set_color_all( uint8_t red, uint8_t green, uint8_t blue )
390 {
391 #if defined (RGB_BACKLIGHT_M6_B)
392 IS31FL3218_set_color_all( red, green, blue );
393 #else
394 IS31FL3731_set_color_all( red, green, blue );
395 #endif
396 }
397
398 void backlight_set_key_hit(uint8_t row, uint8_t column)
399 {
400 uint8_t led;
401 map_row_column_to_led(row,column,&led);
402 g_key_hit[led] = 0;
403
404 g_any_key_hit = 0;
405 }
406
407 // This is (F_CPU/1024) / 20 Hz
408 // = 15625 Hz / 20 Hz
409 // = 781
410 #define TIMER3_TOP 781
411
412 void backlight_timer_init(void)
413 {
414 static uint8_t backlight_timer_is_init = 0;
415 if ( backlight_timer_is_init )
416 {
417 return;
418 }
419 backlight_timer_is_init = 1;
420
421 // Timer 3 setup
422 TCCR3B = _BV(WGM32) | // CTC mode OCR3A as TOP
423 _BV(CS32) | _BV(CS30); // prescale by /1024
424 // Set TOP value
425 uint8_t sreg = SREG;
426 cli();
427
428 OCR3AH = (TIMER3_TOP >> 8) & 0xff;
429 OCR3AL = TIMER3_TOP & 0xff;
430 SREG = sreg;
431 }
432
433 void backlight_timer_enable(void)
434 {
435 TIMSK3 |= _BV(OCIE3A);
436 }
437
438 void backlight_timer_disable(void)
439 {
440 TIMSK3 &= ~_BV(OCIE3A);
441 }
442
443 void backlight_set_suspend_state(bool state)
444 {
445 g_suspend_state = state;
446 }
447
448 void backlight_set_indicator_state(uint8_t state)
449 {
450 g_indicator_state = state;
451 }
452
453 void backlight_effect_rgb_test(void)
454 {
455 // Mask out bits 4 and 5
456 // This 2-bit value will stay the same for 16 ticks.
457 switch ( (g_tick & 0x30) >> 4 )
458 {
459 case 0:
460 {
461 backlight_set_color_all( 255, 0, 0 );
462 break;
463 }
464 case 1:
465 {
466 backlight_set_color_all( 0, 255, 0 );
467 break;
468 }
469 case 2:
470 {
471 backlight_set_color_all( 0, 0, 255 );
472 break;
473 }
474 case 3:
475 {
476 backlight_set_color_all( 255, 255, 255 );
477 break;
478 }
479 }
480 }
481
482 #if defined(RGB_DEBUGGING_ONLY)
483 // This tests the LEDs
484 // Note that it will change the LED control registers
485 // in the LED drivers, and leave them in an invalid
486 // state for other backlight effects.
487 // ONLY USE THIS FOR TESTING LEDS!
488 void backlight_effect_single_LED_test(void)
489 {
490 static uint8_t color = 0; // 0,1,2 for R,G,B
491 static uint8_t row = 0;
492 static uint8_t column = 0;
493
494 static uint8_t tick = 0;
495 tick++;
496
497 if ( tick > 2 )
498 {
499 tick = 0;
500 column++;
501 }
502 if ( column > 14 )
503 {
504 column = 0;
505 row++;
506 }
507 if ( row > 4 )
508 {
509 row = 0;
510 color++;
511 }
512 if ( color > 2 )
513 {
514 color = 0;
515 }
516
517 uint8_t led;
518 map_row_column_to_led( row, column, &led );
519 backlight_set_color_all( 255, 255, 255 );
520 backlight_test_led( led, color==0, color==1, color==2 );
521 }
522 #endif // defined(RGB_DEBUGGING_ONLY)
523
524 // All LEDs off
525 void backlight_effect_all_off(void)
526 {
527 backlight_set_color_all( 0, 0, 0 );
528 }
529
530 // Solid color
531 void backlight_effect_solid_color(void)
532 {
533 HSV hsv = { .h = g_config.color_1.h, .s = g_config.color_1.s, .v = g_config.brightness };
534 RGB rgb = hsv_to_rgb( hsv );
535 backlight_set_color_all( rgb.r, rgb.g, rgb.b );
536 }
537
538 // alphas = color1, mods = color2
539 void backlight_effect_alphas_mods(void)
540 {
541 RGB rgb1 = hsv_to_rgb( (HSV){ .h = g_config.color_1.h, .s = g_config.color_1.s, .v = g_config.brightness } );
542 RGB rgb2 = hsv_to_rgb( (HSV){ .h = g_config.color_2.h, .s = g_config.color_2.s, .v = g_config.brightness } );
543
544 for ( int row = 0; row < MATRIX_ROWS; row++ )
545 {
546 for ( int column = 0; column < MATRIX_COLS; column++ )
547 {
548 uint8_t index;
549 map_row_column_to_led( row, column, &index );
550 if ( index < BACKLIGHT_LED_COUNT )
551 {
552 if ( ( g_config.alphas_mods[row] & (1<<column) ) == 0 )
553 {
554 backlight_set_color( index, rgb1.r, rgb1.g, rgb1.b );
555 }
556 else
557 {
558 backlight_set_color( index, rgb2.r, rgb2.g, rgb2.b );
559 }
560 }
561 }
562 }
563 }
564
565 void backlight_effect_gradient_up_down(void)
566 {
567 int16_t h1 = g_config.color_1.h;
568 int16_t h2 = g_config.color_2.h;
569 int16_t deltaH = h2 - h1;
570
571 // Take the shortest path between hues
572 if ( deltaH > 127 )
573 {
574 deltaH -= 256;
575 }
576 else if ( deltaH < -127 )
577 {
578 deltaH += 256;
579 }
580 // Divide delta by 4, this gives the delta per row
581 deltaH /= 4;
582
583 int16_t s1 = g_config.color_1.s;
584 int16_t s2 = g_config.color_2.s;
585 int16_t deltaS = ( s2 - s1 ) / 4;
586
587 HSV hsv = { .h = 0, .s = 255, .v = g_config.brightness };
588 RGB rgb;
589 Point point;
590 for ( int i=0; i<BACKLIGHT_LED_COUNT; i++ )
591 {
592 map_led_to_point( i, &point );
593 // The y range will be 0..64, map this to 0..4
594 uint8_t y = (point.y>>4);
595 // Relies on hue being 8-bit and wrapping
596 hsv.h = g_config.color_1.h + ( deltaH * y );
597 hsv.s = g_config.color_1.s + ( deltaS * y );
598 rgb = hsv_to_rgb( hsv );
599 backlight_set_color( i, rgb.r, rgb.g, rgb.b );
600 }
601 }
602
603 void backlight_effect_raindrops(bool initialize)
604 {
605 int16_t h1 = g_config.color_1.h;
606 int16_t h2 = g_config.color_2.h;
607 int16_t deltaH = h2 - h1;
608 deltaH /= 4;
609
610 // Take the shortest path between hues
611 if ( deltaH > 127 )
612 {
613 deltaH -= 256;
614 }
615 else if ( deltaH < -127 )
616 {
617 deltaH += 256;
618 }
619
620 int16_t s1 = g_config.color_1.s;
621 int16_t s2 = g_config.color_2.s;
622 int16_t deltaS = ( s2 - s1 ) / 4;
623
624 HSV hsv;
625 RGB rgb;
626
627 // Change one LED every tick
628 uint8_t led_to_change = ( g_tick & 0x000 ) == 0 ? rand() % BACKLIGHT_LED_COUNT : 255;
629
630 for ( int i=0; i<BACKLIGHT_LED_COUNT; i++ )
631 {
632 // If initialize, all get set to random colors
633 // If not, all but one will stay the same as before.
634 if ( initialize || i == led_to_change )
635 {
636 hsv.h = h1 + ( deltaH * ( rand() & 0x03 ) );
637 hsv.s = s1 + ( deltaS * ( rand() & 0x03 ) );
638 // Override brightness with global brightness control
639 hsv.v = g_config.brightness;;
640
641 rgb = hsv_to_rgb( hsv );
642 backlight_set_color( i, rgb.r, rgb.g, rgb.b );
643 }
644 }
645 }
646
647 void backlight_effect_cycle_all(void)
648 {
649 uint8_t offset = ( g_tick << g_config.effect_speed ) & 0xFF;
650
651 // Relies on hue being 8-bit and wrapping
652 for ( int i=0; i<BACKLIGHT_LED_COUNT; i++ )
653 {
654 uint16_t offset2 = g_key_hit[i]<<2;
655 // stabilizer LEDs use spacebar hits
656 if ( i == 36+6 || i == 54+13 || // LC6, LD13
657 ( g_config.use_7u_spacebar && i == 54+14 ) ) // LD14
658 {
659 offset2 = g_key_hit[36+0]<<2;
660 }
661 offset2 = (offset2<=63) ? (63-offset2) : 0;
662
663 HSV hsv = { .h = offset+offset2, .s = 255, .v = g_config.brightness };
664 RGB rgb = hsv_to_rgb( hsv );
665 backlight_set_color( i, rgb.r, rgb.g, rgb.b );
666 }
667 }
668
669 void backlight_effect_cycle_left_right(void)
670 {
671 uint8_t offset = ( g_tick << g_config.effect_speed ) & 0xFF;
672 HSV hsv = { .h = 0, .s = 255, .v = g_config.brightness };
673 RGB rgb;
674 Point point;
675 for ( int i=0; i<BACKLIGHT_LED_COUNT; i++ )
676 {
677 uint16_t offset2 = g_key_hit[i]<<2;
678 // stabilizer LEDs use spacebar hits
679 if ( i == 36+6 || i == 54+13 || // LC6, LD13
680 ( g_config.use_7u_spacebar && i == 54+14 ) ) // LD14
681 {
682 offset2 = g_key_hit[36+0]<<2;
683 }
684 offset2 = (offset2<=63) ? (63-offset2) : 0;
685
686 map_led_to_point( i, &point );
687 // Relies on hue being 8-bit and wrapping
688 hsv.h = point.x + offset + offset2;
689 rgb = hsv_to_rgb( hsv );
690 backlight_set_color( i, rgb.r, rgb.g, rgb.b );
691 }
692 }
693
694 void backlight_effect_cycle_up_down(void)
695 {
696 uint8_t offset = ( g_tick << g_config.effect_speed ) & 0xFF;
697 HSV hsv = { .h = 0, .s = 255, .v = g_config.brightness };
698 RGB rgb;
699 Point point;
700 for ( int i=0; i<BACKLIGHT_LED_COUNT; i++ )
701 {
702 uint16_t offset2 = g_key_hit[i]<<2;
703 // stabilizer LEDs use spacebar hits
704 if ( i == 36+6 || i == 54+13 || // LC6, LD13
705 ( g_config.use_7u_spacebar && i == 54+14 ) ) // LD14
706 {
707 offset2 = g_key_hit[36+0]<<2;
708 }
709 offset2 = (offset2<=63) ? (63-offset2) : 0;
710
711 map_led_to_point( i, &point );
712 // Relies on hue being 8-bit and wrapping
713 hsv.h = point.y + offset + offset2;
714 rgb = hsv_to_rgb( hsv );
715 backlight_set_color( i, rgb.r, rgb.g, rgb.b );
716 }
717 }
718
719 void backlight_effect_jellybean_raindrops( bool initialize )
720 {
721 HSV hsv;
722 RGB rgb;
723
724 // Change one LED every tick
725 uint8_t led_to_change = ( g_tick & 0x000 ) == 0 ? rand() % BACKLIGHT_LED_COUNT : 255;
726
727 for ( int i=0; i<BACKLIGHT_LED_COUNT; i++ )
728 {
729 // If initialize, all get set to random colors
730 // If not, all but one will stay the same as before.
731 if ( initialize || i == led_to_change )
732 {
733 hsv.h = rand() & 0xFF;
734 hsv.s = rand() & 0xFF;
735 // Override brightness with global brightness control
736 hsv.v = g_config.brightness;;
737
738 rgb = hsv_to_rgb( hsv );
739 backlight_set_color( i, rgb.r, rgb.g, rgb.b );
740 }
741 }
742 }
743
744 void backlight_effect_cycle_radial1(void)
745 {
746 uint8_t offset = ( g_tick << g_config.effect_speed ) & 0xFF;
747 HSV hsv = { .h = 0, .s = 255, .v = g_config.brightness };
748 RGB rgb;
749 Point point;
750 for ( int i=0; i<BACKLIGHT_LED_COUNT; i++ )
751 {
752 map_led_to_point_polar( i, &point );
753 // Relies on hue being 8-bit and wrapping
754 hsv.h = point.x + offset;
755 hsv.s = point.y;
756 rgb = hsv_to_rgb( hsv );
757 backlight_set_color( i, rgb.r, rgb.g, rgb.b );
758 }
759 }
760
761 void backlight_effect_cycle_radial2(void)
762 {
763 uint8_t offset = ( g_tick << g_config.effect_speed ) & 0xFF;
764
765 HSV hsv = { .h = 0, .s = g_config.color_1.s, .v = g_config.brightness };
766 RGB rgb;
767 Point point;
768 for ( int i=0; i<BACKLIGHT_LED_COUNT; i++ )
769 {
770 map_led_to_point_polar( i, &point );
771 uint8_t offset2 = offset + point.x;
772 if ( offset2 & 0x80 )
773 {
774 offset2 = ~offset2;
775 }
776 offset2 = offset2 >> 2;
777 hsv.h = g_config.color_1.h + offset2;
778 hsv.s = 127 + ( point.y >> 1 );
779 rgb = hsv_to_rgb( hsv );
780 backlight_set_color( i, rgb.r, rgb.g, rgb.b );
781 }
782 }
783
784 void backlight_effect_indicators_set_colors( uint8_t index, HSV hsv )
785 {
786 RGB rgb = hsv_to_rgb( hsv );
787 if ( index == 254 )
788 {
789 backlight_set_color_all( rgb.r, rgb.g, rgb.b );
790 }
791 else
792 {
793 backlight_set_color( index, rgb.r, rgb.g, rgb.b );
794
795 // If the spacebar LED is the indicator,
796 // do the same for the spacebar stabilizers
797 if ( index == 36+0 ) // LC0
798 {
799 #if defined (RGB_BACKLIGHT_ZEAL65)
800 backlight_set_color( 36+7, rgb.r, rgb.g, rgb.b ); // LC7
801 backlight_set_color( 54+14, rgb.r, rgb.g, rgb.b ); // LD14
802 #elif defined (RGB_BACKLIGHT_ZEAL60) || defined (RGB_BACKLIGHT_M60_A)
803 backlight_set_color( 36+6, rgb.r, rgb.g, rgb.b ); // LC6
804 backlight_set_color( 54+13, rgb.r, rgb.g, rgb.b ); // LD13
805 if ( g_config.use_7u_spacebar )
806 {
807 backlight_set_color( 54+14, rgb.r, rgb.g, rgb.b ); // LD14
808 }
809 #endif
810 }
811 }
812 }
813
814 // This runs after another backlight effect and replaces
815 // colors already set
816 void backlight_effect_indicators(void)
817 {
818 if ( g_config.caps_lock_indicator.index != 255 &&
819 ( g_indicator_state & (1<<USB_LED_CAPS_LOCK) ) )
820 {
821 backlight_effect_indicators_set_colors( g_config.caps_lock_indicator.index, g_config.caps_lock_indicator.color );
822 }
823
824 // This if/else if structure allows higher layers to
825 // override lower ones. If we set layer 3's indicator
826 // to none, then it will NOT show layer 2 or layer 1
827 // indicators, even if those layers are on via the
828 // MO13/MO23 Fn combo magic.
829 //
830 // Basically we want to handle the case where layer 3 is
831 // still the backlight configuration layer and we don't
832 // want "all LEDs" indicators hiding the backlight effect,
833 // but still allow end users to do whatever they want.
834 if ( IS_LAYER_ON(3) )
835 {
836 if ( g_config.layer_3_indicator.index != 255 )
837 {
838 backlight_effect_indicators_set_colors( g_config.layer_3_indicator.index, g_config.layer_3_indicator.color );
839 }
840 }
841 else if ( IS_LAYER_ON(2) )
842 {
843 if ( g_config.layer_2_indicator.index != 255 )
844 {
845 backlight_effect_indicators_set_colors( g_config.layer_2_indicator.index, g_config.layer_2_indicator.color );
846 }
847 }
848 else if ( IS_LAYER_ON(1) )
849 {
850 if ( g_config.layer_1_indicator.index != 255 )
851 {
852 backlight_effect_indicators_set_colors( g_config.layer_1_indicator.index, g_config.layer_1_indicator.color );
853 }
854 }
855 }
856
857 ISR(TIMER3_COMPA_vect)
858 {
859 // delay 1 second before driving LEDs or doing anything else
860 static uint8_t startup_tick = 0;
861 if ( startup_tick < 20 )
862 {
863 startup_tick++;
864 return;
865 }
866
867 g_tick++;
868
869 if ( g_any_key_hit < 0xFFFFFFFF )
870 {
871 g_any_key_hit++;
872 }
873
874 for ( int led = 0; led < BACKLIGHT_LED_COUNT; led++ )
875 {
876 if ( g_key_hit[led] < 255 )
877 {
878 g_key_hit[led]++;
879 }
880 }
881
882 // Factory default magic value
883 if ( g_config.effect == 255 )
884 {
885 backlight_effect_rgb_test();
886 return;
887 }
888
889 // Ideally we would also stop sending zeros to the LED driver PWM buffers
890 // while suspended and just do a software shutdown. This is a cheap hack for now.
891 bool suspend_backlight = ((g_suspend_state && g_config.disable_when_usb_suspended) ||
892 (g_config.disable_after_timeout > 0 && g_any_key_hit > g_config.disable_after_timeout * 60 * 20));
893 uint8_t effect = suspend_backlight ? 0 : g_config.effect;
894
895 // Keep track of the effect used last time,
896 // detect change in effect, so each effect can
897 // have an optional initialization.
898 static uint8_t effect_last = 255;
899 bool initialize = effect != effect_last;
900 effect_last = effect;
901
902 // this gets ticked at 20 Hz.
903 // each effect can opt to do calculations
904 // and/or request PWM buffer updates.
905 switch ( effect )
906 {
907 case 0:
908 backlight_effect_all_off();
909 break;
910 case 1:
911 backlight_effect_solid_color();
912 break;
913 case 2:
914 backlight_effect_alphas_mods();
915 break;
916 case 3:
917 backlight_effect_gradient_up_down();
918 break;
919 case 4:
920 backlight_effect_raindrops( initialize );
921 break;
922 case 5:
923 backlight_effect_cycle_all();
924 break;
925 case 6:
926 backlight_effect_cycle_left_right();
927 break;
928 case 7:
929 backlight_effect_cycle_up_down();
930 break;
931 case 8:
932 backlight_effect_jellybean_raindrops( initialize );
933 break;
934 case 9:
935 backlight_effect_cycle_radial1();
936 break;
937 case 10:
938 backlight_effect_cycle_radial2();
939 break;
940 default:
941 backlight_effect_all_off();
942 break;
943 }
944
945 if ( ! suspend_backlight )
946 {
947 #if !defined(RGB_BACKLIGHT_M6_B)
948 backlight_effect_indicators();
949 #endif
950 }
951 }
952
953 void backlight_set_indicator_index( uint8_t *index, uint8_t row, uint8_t column )
954 {
955 if ( row >= MATRIX_ROWS )
956 {
957 // Special value, 255=none, 254=all
958 *index = row;
959 }
960 else
961 {
962 map_row_column_to_led( row, column, index );
963 }
964 }
965
966 void backlight_get_indicator_row_col( uint8_t index, uint8_t *row, uint8_t *column )
967 {
968 if ( index == 255 || index == 254 )
969 {
970 // Special value, 255=none, 254=all
971 *row = index;
972 *column = 0;
973 return;
974 }
975 for ( uint8_t r = 0; r < MATRIX_ROWS; r++ )
976 {
977 for ( uint8_t c = 0; c < MATRIX_COLS; c++ )
978 {
979 uint8_t i = 255;
980 map_row_column_to_led( r, c, &i );
981 if ( i == index )
982 {
983 *row = r;
984 *column = c;
985 return;
986 }
987 }
988 }
989 }
990
991 // Some helpers for setting/getting HSV
992 void _set_color( HSV *color, uint8_t *data )
993 {
994 color->h = data[0];
995 color->s = data[1];
996 color->v = data[2];
997 }
998
999 void _get_color( HSV *color, uint8_t *data )
1000 {
1001 data[0] = color->h;
1002 data[1] = color->s;
1003 data[2] = color->v;
1004 }
1005
1006 void backlight_config_set_value( uint8_t *data )
1007 {
1008 bool reinitialize = false;
1009 uint8_t *value_id = &(data[0]);
1010 uint8_t *value_data = &(data[1]);
1011 switch ( *value_id )
1012 {
1013 #if defined (RGB_BACKLIGHT_ZEAL60) || defined(RGB_BACKLIGHT_ZEAL65)
1014 case id_use_split_backspace:
1015 {
1016 g_config.use_split_backspace = (bool)*value_data;
1017 reinitialize = true;
1018 break;
1019 }
1020 #endif
1021 #if defined (RGB_BACKLIGHT_ZEAL60)
1022 case id_use_split_left_shift:
1023 {
1024 g_config.use_split_left_shift = (bool)*value_data;
1025 reinitialize = true;
1026 break;
1027 }
1028 case id_use_split_right_shift:
1029 {
1030 g_config.use_split_right_shift = (bool)*value_data;
1031 reinitialize = true;
1032 break;
1033 }
1034 case id_use_7u_spacebar:
1035 {
1036 g_config.use_7u_spacebar = (bool)*value_data;
1037 reinitialize = true;
1038 break;
1039 }
1040 case id_use_iso_enter:
1041 {
1042 g_config.use_iso_enter = (bool)*value_data;
1043 reinitialize = true;
1044 break;
1045 }
1046 case id_disable_hhkb_blocker_leds:
1047 {
1048 g_config.disable_hhkb_blocker_leds = (bool)*value_data;
1049 reinitialize = true;
1050 break;
1051 }
1052 #endif
1053 case id_disable_when_usb_suspended:
1054 {
1055 g_config.disable_when_usb_suspended = (bool)*value_data;
1056 break;
1057 }
1058 case id_disable_after_timeout:
1059 {
1060 g_config.disable_after_timeout = *value_data;
1061 break;
1062 }
1063 case id_brightness:
1064 {
1065 g_config.brightness = *value_data;
1066 break;
1067 }
1068 case id_effect:
1069 {
1070 g_config.effect = *value_data;
1071 break;
1072 }
1073 case id_effect_speed:
1074 {
1075 g_config.effect_speed = *value_data;
1076 break;
1077 }
1078 case id_color_1:
1079 {
1080 _set_color( &(g_config.color_1), value_data );
1081 break;
1082 }
1083 case id_color_2:
1084 {
1085 _set_color( &(g_config.color_2), value_data );
1086 break;
1087 }
1088 case id_caps_lock_indicator_color:
1089 {
1090 _set_color( &(g_config.caps_lock_indicator.color), value_data );
1091 break;
1092 }
1093 case id_caps_lock_indicator_row_col:
1094 {
1095 backlight_set_indicator_index( &(g_config.caps_lock_indicator.index), value_data[0], value_data[1] );
1096 break;
1097 }
1098 case id_layer_1_indicator_color:
1099 {
1100 _set_color( &(g_config.layer_1_indicator.color), value_data );
1101 break;
1102 }
1103 case id_layer_1_indicator_row_col:
1104 {
1105 backlight_set_indicator_index( &(g_config.layer_1_indicator.index), value_data[0], value_data[1] );
1106 break;
1107 }
1108 case id_layer_2_indicator_color:
1109 {
1110 _set_color( &(g_config.layer_2_indicator.color), value_data );
1111 break;
1112 }
1113 case id_layer_2_indicator_row_col:
1114 {
1115 backlight_set_indicator_index( &(g_config.layer_2_indicator.index), value_data[0], value_data[1] );
1116 break;
1117 }
1118 case id_layer_3_indicator_color:
1119 {
1120 _set_color( &(g_config.layer_3_indicator.color), value_data );
1121 break;
1122 }
1123 case id_layer_3_indicator_row_col:
1124 {
1125 backlight_set_indicator_index( &(g_config.layer_3_indicator.index), value_data[0], value_data[1] );
1126 break;
1127 }
1128 case id_alphas_mods:
1129 {
1130 for ( int i=0; i<5; i++ )
1131 {
1132 g_config.alphas_mods[i] = ( *(value_data+i*2) << 8 ) | ( *(value_data+i*2+1) );
1133 }
1134 }
1135 }
1136
1137 if ( reinitialize )
1138 {
1139 backlight_init_drivers();
1140 }
1141 }
1142
1143 void backlight_config_get_value( uint8_t *data )
1144 {
1145 uint8_t *value_id = &(data[0]);
1146 uint8_t *value_data = &(data[1]);
1147 switch ( *value_id )
1148 {
1149 case id_use_split_backspace:
1150 {
1151 *value_data = ( g_config.use_split_backspace ? 1 : 0 );
1152 break;
1153 }
1154 case id_use_split_left_shift:
1155 {
1156 *value_data = ( g_config.use_split_left_shift ? 1 : 0 );
1157 break;
1158 }
1159 case id_use_split_right_shift:
1160 {
1161 *value_data = ( g_config.use_split_right_shift ? 1 : 0 );
1162 break;
1163 }
1164 case id_use_7u_spacebar:
1165 {
1166 *value_data = ( g_config.use_7u_spacebar ? 1 : 0 );
1167 break;
1168 }
1169 case id_use_iso_enter:
1170 {
1171 *value_data = ( g_config.use_iso_enter ? 1 : 0 );
1172 break;
1173 }
1174 case id_disable_when_usb_suspended:
1175 {
1176 *value_data = ( g_config.disable_when_usb_suspended ? 1 : 0 );
1177 break;
1178 }
1179 case id_disable_hhkb_blocker_leds:
1180 {
1181 *value_data = ( g_config.disable_hhkb_blocker_leds ? 1 : 0 );
1182 break;
1183 }
1184 case id_disable_after_timeout:
1185 {
1186 *value_data = g_config.disable_after_timeout;
1187 break;
1188 }
1189 case id_brightness:
1190 {
1191 *value_data = g_config.brightness;
1192 break;
1193 }
1194 case id_effect:
1195 {
1196 *value_data = g_config.effect;
1197 break;
1198 }
1199 case id_effect_speed:
1200 {
1201 *value_data = g_config.effect_speed;
1202 break;
1203 }
1204 case id_color_1:
1205 {
1206 _get_color( &(g_config.color_1), value_data );
1207 break;
1208 }
1209 case id_color_2:
1210 {
1211 _get_color( &(g_config.color_2), value_data );
1212 break;
1213 }
1214 case id_caps_lock_indicator_color:
1215 {
1216 _get_color( &(g_config.caps_lock_indicator.color), value_data );
1217 break;
1218 }
1219 case id_caps_lock_indicator_row_col:
1220 {
1221 backlight_get_indicator_row_col( g_config.caps_lock_indicator.index, &(value_data[0]), &(value_data[1]) );
1222 break;
1223 }
1224 case id_layer_1_indicator_color:
1225 {
1226 _get_color( &(g_config.layer_1_indicator.color), value_data );
1227 break;
1228 }
1229 case id_layer_1_indicator_row_col:
1230 {
1231 backlight_get_indicator_row_col( g_config.layer_1_indicator.index, &(value_data[0]), &(value_data[1]) );
1232 break;
1233 }
1234 case id_layer_2_indicator_color:
1235 {
1236 _get_color( &(g_config.layer_2_indicator.color), value_data );
1237 break;
1238 }
1239 case id_layer_2_indicator_row_col:
1240 {
1241 backlight_get_indicator_row_col( g_config.layer_2_indicator.index, &(value_data[0]), &(value_data[1]) );
1242 break;
1243 }
1244 case id_layer_3_indicator_color:
1245 {
1246 _get_color( &(g_config.layer_3_indicator.color), value_data );
1247 break;
1248 }
1249 case id_layer_3_indicator_row_col:
1250 {
1251 backlight_get_indicator_row_col( g_config.layer_3_indicator.index, &(value_data[0]), &(value_data[1]) );
1252 break;
1253 }
1254 case id_alphas_mods:
1255 {
1256 for ( int i=0; i<5; i++ )
1257 {
1258 *(value_data+i*2) = g_config.alphas_mods[i] >> 8;
1259 *(value_data+i*2+1) = g_config.alphas_mods[i] & 0xFF;
1260 }
1261 }
1262 }
1263 }
1264
1265 void backlight_config_set_alphas_mods( uint16_t *alphas_mods )
1266 {
1267 for ( int i=0; i<5; i++ )
1268 {
1269 g_config.alphas_mods[i] = alphas_mods[i];
1270 }
1271
1272 backlight_config_save();
1273 }
1274
1275 void backlight_config_load(void)
1276 {
1277 eeprom_read_block( &g_config, ((void*)RGB_BACKLIGHT_CONFIG_EEPROM_ADDR), sizeof(backlight_config) );
1278 }
1279
1280 void backlight_config_save(void)
1281 {
1282 eeprom_update_block( &g_config, ((void*)RGB_BACKLIGHT_CONFIG_EEPROM_ADDR), sizeof(backlight_config) );
1283 }
1284
1285 void backlight_init_drivers(void)
1286 {
1287 // Initialize I2C
1288 i2c_init();
1289
1290 #if defined(RGB_BACKLIGHT_M6_B)
1291 IS31FL3218_init();
1292 #else
1293 IS31FL3731_init( ISSI_ADDR_1 );
1294 IS31FL3731_init( ISSI_ADDR_2 );
1295
1296 for ( int index = 0; index < BACKLIGHT_LED_COUNT; index++ )
1297 {
1298 // OR the possible "disabled" cases together, then NOT the result to get the enabled state
1299 // LC6 LD13 not present on Zeal65
1300 #if defined (RGB_BACKLIGHT_ZEAL65)
1301 bool enabled = !( ( index == 18+5 && !g_config.use_split_backspace ) || // LB5
1302 ( index == 36+6 ) || // LC6
1303 ( index == 54+13 ) ); // LD13
1304 #elif defined (RGB_BACKLIGHT_M60_A)
1305 bool enabled = !(
1306 // LB6 LB7 LB8 LB15 LB16 LB17 not present on M60-A
1307 ( index == 18+6 ) || // LB6
1308 ( index == 18+7 ) || // LB7
1309 ( index == 18+8 ) || // LB8
1310 ( index == 18+15 ) || // LB15
1311 ( index == 18+16 ) || // LB16
1312 ( index == 18+17 ) || // LB17
1313 // HHKB blockers (LC17, LD17) and ISO extra keys (LC15,LD13) not present on M60-A
1314 ( index == 36+17 ) || // LC17
1315 ( index == 54+17 ) || // LD17
1316 ( index == 36+15 ) || // LC15
1317 ( index == 54+13 ) ); // LD13
1318 #elif defined (RGB_BACKLIGHT_ZEAL60)
1319 // LB6 LB7 LB8 LB15 LB16 LB17 not present on Zeal60
1320 bool enabled = !( ( index == 18+5 && !g_config.use_split_backspace ) || // LB5
1321 ( index == 36+15 && !g_config.use_split_left_shift ) || // LC15
1322 ( index == 54+8 && !g_config.use_split_right_shift ) || // LD8
1323 ( index == 54+13 && g_config.use_7u_spacebar ) || // LD13
1324 ( index == 36+17 && g_config.disable_hhkb_blocker_leds ) || // LC17
1325 ( index == 54+17 && g_config.disable_hhkb_blocker_leds ) || // LD17
1326 ( index == 18+6 ) || // LB6
1327 ( index == 18+7 ) || // LB7
1328 ( index == 18+8 ) || // LB8
1329 ( index == 18+15 ) || // LB15
1330 ( index == 18+16 ) || // LB16
1331 ( index == 18+17 ) ); // LB17
1332 #endif
1333 // This only caches it for later
1334 IS31FL3731_set_led_control_register( index, enabled, enabled, enabled );
1335 }
1336 // This actually updates the LED drivers
1337 IS31FL3731_update_led_control_registers( ISSI_ADDR_1, ISSI_ADDR_2 );
1338 #endif // !defined(RGB_BACKLIGHT_M6_B)
1339
1340 // TODO: put the 1 second startup delay here?
1341
1342 // clear the key hits
1343 for ( int led=0; led<BACKLIGHT_LED_COUNT; led++ )
1344 {
1345 g_key_hit[led] = 255;
1346 }
1347 }
1348
1349 bool process_record_backlight(uint16_t keycode, keyrecord_t *record)
1350 {
1351 // Record keypresses for backlight effects
1352 if ( record->event.pressed )
1353 {
1354 backlight_set_key_hit( record->event.key.row, record->event.key.col );
1355 }
1356
1357 switch(keycode)
1358 {
1359 case BR_INC:
1360 if (record->event.pressed)
1361 {
1362 backlight_brightness_increase();
1363 }
1364 return false;
1365 break;
1366 case BR_DEC:
1367 if (record->event.pressed)
1368 {
1369 backlight_brightness_decrease();
1370 }
1371 return false;
1372 break;
1373 case EF_INC:
1374 if (record->event.pressed)
1375 {
1376 backlight_effect_increase();
1377 }
1378 return false;
1379 break;
1380 case EF_DEC:
1381 if (record->event.pressed)
1382 {
1383 backlight_effect_decrease();
1384 }
1385 return false;
1386 break;
1387 case ES_INC:
1388 if (record->event.pressed)
1389 {
1390 backlight_effect_speed_increase();
1391 }
1392 return false;
1393 break;
1394 case ES_DEC:
1395 if (record->event.pressed)
1396 {
1397 backlight_effect_speed_decrease();
1398 }
1399 return false;
1400 break;
1401 case H1_INC:
1402 if (record->event.pressed)
1403 {
1404 backlight_color_1_hue_increase();
1405 }
1406 return false;
1407 break;
1408 case H1_DEC:
1409 if (record->event.pressed)
1410 {
1411 backlight_color_1_hue_decrease();
1412 }
1413 return false;
1414 break;
1415 case S1_INC:
1416 if (record->event.pressed)
1417 {
1418 backlight_color_1_sat_increase();
1419 }
1420 return false;
1421 break;
1422 case S1_DEC:
1423 if (record->event.pressed)
1424 {
1425 backlight_color_1_sat_decrease();
1426 break;
1427 }
1428 return false;
1429 break;
1430 case H2_INC:
1431 if (record->event.pressed)
1432 {
1433 backlight_color_2_hue_increase();
1434 }
1435 return false;
1436 break;
1437 case H2_DEC:
1438 if (record->event.pressed)
1439 {
1440 backlight_color_2_hue_decrease();
1441 }
1442 return false;
1443 break;
1444 case S2_INC:
1445 if (record->event.pressed)
1446 {
1447 backlight_color_2_sat_increase();
1448 }
1449 return false;
1450 break;
1451 case S2_DEC:
1452 if (record->event.pressed)
1453 {
1454 backlight_color_2_sat_decrease();
1455 break;
1456 }
1457 return false;
1458 break;
1459 }
1460
1461 return true;
1462 }
1463
1464 // Deals with the messy details of incrementing an integer
1465 uint8_t increment( uint8_t value, uint8_t step, uint8_t min, uint8_t max )
1466 {
1467 int16_t new_value = value;
1468 new_value += step;
1469 return MIN( MAX( new_value, min ), max );
1470 }
1471
1472 uint8_t decrement( uint8_t value, uint8_t step, uint8_t min, uint8_t max )
1473 {
1474 int16_t new_value = value;
1475 new_value -= step;
1476 return MIN( MAX( new_value, min ), max );
1477 }
1478
1479 void backlight_effect_increase(void)
1480 {
1481 g_config.effect = increment( g_config.effect, 1, 0, BACKLIGHT_EFFECT_MAX );
1482 backlight_config_save();
1483 }
1484
1485 void backlight_effect_decrease(void)
1486 {
1487 g_config.effect = decrement( g_config.effect, 1, 0, BACKLIGHT_EFFECT_MAX );
1488 backlight_config_save();
1489 }
1490
1491 void backlight_effect_speed_increase(void)
1492 {
1493 g_config.effect_speed = increment( g_config.effect_speed, 1, 0, 3 );
1494 backlight_config_save();
1495 }
1496
1497 void backlight_effect_speed_decrease(void)
1498 {
1499 g_config.effect_speed = decrement( g_config.effect_speed, 1, 0, 3 );
1500 backlight_config_save();
1501 }
1502
1503 void backlight_brightness_increase(void)
1504 {
1505 g_config.brightness = increment( g_config.brightness, 8, 0, 255 );
1506 backlight_config_save();
1507 }
1508
1509 void backlight_brightness_decrease(void)
1510 {
1511 g_config.brightness = decrement( g_config.brightness, 8, 0, 255 );
1512 backlight_config_save();
1513 }
1514
1515 void backlight_color_1_hue_increase(void)
1516 {
1517 g_config.color_1.h = increment( g_config.color_1.h, 8, 0, 255 );
1518 backlight_config_save();
1519 }
1520
1521 void backlight_color_1_hue_decrease(void)
1522 {
1523 g_config.color_1.h = decrement( g_config.color_1.h, 8, 0, 255 );
1524 backlight_config_save();
1525 }
1526
1527 void backlight_color_1_sat_increase(void)
1528 {
1529 g_config.color_1.s = increment( g_config.color_1.s, 8, 0, 255 );
1530 backlight_config_save();
1531 }
1532
1533 void backlight_color_1_sat_decrease(void)
1534 {
1535 g_config.color_1.s = decrement( g_config.color_1.s, 8, 0, 255 );
1536 backlight_config_save();
1537 }
1538
1539 void backlight_color_2_hue_increase(void)
1540 {
1541 g_config.color_2.h = increment( g_config.color_2.h, 8, 0, 255 );
1542 backlight_config_save();
1543 }
1544
1545 void backlight_color_2_hue_decrease(void)
1546 {
1547 g_config.color_2.h = decrement( g_config.color_2.h, 8, 0, 255 );
1548 backlight_config_save();
1549 }
1550
1551 void backlight_color_2_sat_increase(void)
1552 {
1553 g_config.color_2.s = increment( g_config.color_2.s, 8, 0, 255 );
1554 backlight_config_save();
1555 }
1556
1557 void backlight_color_2_sat_decrease(void)
1558 {
1559 g_config.color_2.s = decrement( g_config.color_2.s, 8, 0, 255 );
1560 backlight_config_save();
1561 }
1562
1563 #if defined(RGB_DEBUGGING_ONLY)
1564 void backlight_test_led( uint8_t index, bool red, bool green, bool blue )
1565 {
1566 for ( int i=0; i<BACKLIGHT_LED_COUNT; i++ )
1567 {
1568 if ( i == index )
1569 {
1570 IS31FL3731_set_led_control_register( i, red, green, blue );
1571 }
1572 else
1573 {
1574 IS31FL3731_set_led_control_register( i, false, false, false );
1575 }
1576 }
1577 }
1578 #endif // defined(RGB_DEBUGGING_ONLY)
1579
1580 void backlight_debug_led( bool state )
1581 {
1582 if (state)
1583 {
1584 // Output high.
1585 DDRE |= (1<<6);
1586 PORTE |= (1<<6);
1587 }
1588 else
1589 {
1590 // Output low.
1591 DDRE &= ~(1<<6);
1592 PORTE &= ~(1<<6);
1593 }
1594 }
1595
1596 #endif // BACKLIGHT_ENABLED
QMK Keyboard Firmware