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389 cascade 1
/****************************************************************************
1437 - 2
 *   Copyright (C) 2009-2012 by Claas Anders "CaScAdE" Rathje               *
389 cascade 3
 *   admiralcascade@gmail.com                                               *
4
 *   Project-URL: http://www.mylifesucks.de/oss/c-osd/                      *
5
 *                                                                          *
6
 *   This program is free software; you can redistribute it and/or modify   *
7
 *   it under the terms of the GNU General Public License as published by   *
8
 *   the Free Software Foundation; either version 2 of the License.         *
9
 *                                                                          *
10
 *   This program is distributed in the hope that it will be useful,        *
11
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of         *
12
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          *
13
 *   GNU General Public License for more details.                           *
14
 *                                                                          *
15
 *   You should have received a copy of the GNU General Public License      *
16
 *   along with this program; if not, write to the                          *
17
 *   Free Software Foundation, Inc.,                                        *
18
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.              *
19
 ****************************************************************************/
20
 
800 - 21
#include "main.h"
389 cascade 22
#include <avr/pgmspace.h> 
23
#include "osd_helpers.h"
24
#include "max7456_software_spi.h"
25
 
26
#if !(ALLCHARSDEBUG|(WRITECHARS != -1))
514 cascade 27
 
389 cascade 28
/* ##########################################################################
29
 * compass stuff
30
 * ##########################################################################*/
31
 
32
/**
33
 * convert the <heading> gotton from NC into an index
34
 */
35
uint8_t heading_conv(uint16_t heading) {
36
    if (heading > 23 && heading < 68) {
37
        //direction = "NE";
38
        return 0;
39
    } else if (heading > 67 && heading < 113) {
40
        //direction = "E ";
41
        return 1;
42
    } else if (heading > 112 && heading < 158) {
43
        //direction = "SE";
44
        return 2;
45
    } else if (heading > 157 && heading < 203) {
46
        //direction = "S ";
47
        return 3;
48
    } else if (heading > 202 && heading < 248) {
49
        //direction = "SW";
50
        return 4;
51
    } else if (heading > 247 && heading < 293) {
52
        //direction = "W ";
53
        return 5;
54
    } else if (heading > 292 && heading < 338) {
55
        //direction = "NW";
56
        return 6;
57
    }
58
    //direction = "N ";
59
    return 7;
60
}
61
 
62
/**
63
 * convert the <heading> gotton from NC into a more
64
 * precise index
65
 */
66
uint8_t heading_fine_conv(uint16_t heading) {
761 - 67
    heading = ((heading * 10) + 113) % 3600;
68
    return (heading / 225);
389 cascade 69
}
70
 
71
/**
72
 * draw a compass rose at <x>/<y> for <heading>
73
 */
74
void draw_compass(uint8_t x, uint8_t y, uint16_t heading) {
75
    //char* rose = "---N---O---S---W---N---O---S---W---N---O---S---W";
1773 - 76
    static const char rose[] PROGMEM = {216, 215, 216, 211, 216, 215, 216, 213, 216, 215, 216, 212,
761 - 77
        216, 215, 216, 214, 216, 215, 216, 211, 216, 215, 216, 213,
78
        216, 215, 216, 212, 216, 215, 216, 214, 216, 215, 216, 211,
79
        216, 215, 216, 213, 216, 215, 216, 212, 216, 215, 216, 214};
80
    // the center is char 19 (north), we add the current heading in 8th
81
    // which would be 22.5 degrees, but float would bloat up the code
82
    // and *10 / 225 would take ages... so we take the uncorrect way
800 - 83
    uint8_t front = 19 + ((heading % 360) / 22);
389 cascade 84
    for (uint8_t i = 0; i < 9; i++) {
761 - 85
        write_char_xy(x++, y, pgm_read_byte(&rose[front - 4 + i]));
389 cascade 86
    }
87
}
88
 
89
/* ##########################################################################
90
 * battery index
91
 * ##########################################################################*/
761 - 92
 
389 cascade 93
/**
94
 * draw a battery symbol at <x>/<y> according to <voltage>
95
 */
453 cascade 96
void draw_battery(uint8_t x, uint8_t y, uint8_t min_voltage, uint8_t voltage, uint8_t max_voltage) {
761 - 97
    uint8_t percent = (100 * (voltage - min_voltage) / (max_voltage - min_voltage));
98
    if (percent > 100) percent = 100;
99
    if (voltage < min_voltage) percent = 0;
100
    write_char_xy(x, y, 0x9d - (percent * 13 / 100));
101
    //write_ndigit_number_u(x, y-1, percent * 13 / 100, 100, 0);
389 cascade 102
}
103
 
1281 - 104
 
105
 
389 cascade 106
/* ##########################################################################
1281 - 107
 * draw logo
108
 * ##########################################################################*/
109
 
110
/**
111
 * draw the logo at <x>/<y>
112
 */
113
void draw_logo(uint8_t x, uint8_t y) {
114
    uint8_t chr = 0x50;
115
 
116
    for (uint8_t yy = y; yy < y + 2; yy++) {
117
        for (uint8_t xx = x; xx < x + 8; xx++) {
118
            write_char_xy(xx, yy, chr++);
119
        }
120
    }
121
}
122
 
123
/* ##########################################################################
389 cascade 124
 * variometer
125
 * ##########################################################################*/
761 - 126
 
389 cascade 127
/**
128
 * draw variometer arrows at <x>/<y> according to <variometer>
129
 */
130
void draw_variometer(uint8_t x, uint8_t y, int16_t variometer) {
1197 - 131
    uint8_t chr = 0xbb;
132
    if (variometer > 0) { // gain height
133
        chr = 0x70 + (variometer / 5);
1281 - 134
        if (chr > 0x73) chr = 0x73;
761 - 135
    } else { // sink
1197 - 136
        chr = 0x77 - (variometer / -5);
137
        if (chr < 0x74) chr = 0x74;
761 - 138
    }
1197 - 139
    write_char_xy(x, y, chr);
389 cascade 140
}
141
 
142
 
1773 - 143
// big vario array 
144
const char vario_pnt[15][5] PROGMEM = {
145
        {0x00, 0x00, 0xc2, 0xff, 0xff},
146
        {0x00, 0x00, 0xc2, 0xff, 0xc0},
147
        {0x00, 0x00, 0xc2, 0xff, 0xc1},
148
        {0x00, 0x00, 0xc2, 0xff, 0x00},
149
        {0x00, 0x00, 0xc2, 0xc0, 0x00},
150
        {0x00, 0x00, 0xc2, 0xc1, 0x00},
151
        {0x00, 0x00, 0xc2, 0x00, 0x00},
152
        {0x00, 0x00, 0xbb, 0x00, 0x00},
153
        {0x00, 0x00, 0xc3, 0x00, 0x00},
154
        {0x00, 0xc4, 0xc3, 0x00, 0x00},
155
        {0x00, 0xc5, 0xc3, 0x00, 0x00},
156
        {0x00, 0xff, 0xc3, 0x00, 0x00},
157
        {0xc4, 0xff, 0xc3, 0x00, 0x00},
158
        {0xc5, 0xff, 0xc3, 0x00, 0x00},
159
        {0xff, 0xff, 0xc3, 0x00, 0x00}
160
};
161
 
389 cascade 162
/**
163
 * draw a bigger vario with middle at <x>/<y> acording to <variometer>
164
 */
761 - 165
void draw_big_variometer(uint8_t x, uint8_t y, int16_t variometer) {
166
    int16_t index = 7 + variometer;
167
    if (index > 14) index = 14;
168
    else if (index < 0) index = 0;
169
 
1773 - 170
    write_string_pgm_down(x, y - 2, vario_pnt[index], 5);
389 cascade 171
}
172
 
837 - 173
 
389 cascade 174
/* ##########################################################################
753 cascade 175
 * NEW artificial horizon     By AGRESSiVA --=-- COPTERTRONiC
389 cascade 176
 * ##########################################################################*/
761 - 177
// draw routine
178
 
753 cascade 179
int draw_noodles(int8_t pos_x, int8_t pos_y, int8_t num, int8_t old_num) {
761 - 180
    const char noodle[5] = {0x78, 0x79, 0x7A, 0x7B, 0x7C};
181
    int8_t line, car;
753 cascade 182
 
761 - 183
    line = num / 5;
184
    car = num - (line * 5);
185
    if (num != old_num) {
186
        write_char_xy(15 - pos_x, pos_y + (old_num), 0);
187
    }
753 cascade 188
 
761 - 189
    if (num < 0) {
190
        car = -1 * car;
191
        car = 4 - car;
192
        line--;
193
        num = num - 5;
194
    }
195
    write_char_xy(15 - pos_x, pos_y + line, noodle[car]);
753 cascade 196
 
761 - 197
    return line;
198
}
199
 
753 cascade 200
/**
201
 * calculate the rails of artificial horizon
202
 * receive <nick> and <roll> values
203
 */
757 cascade 204
void draw_agressiva_artificial_horizon(uint8_t firstline, uint8_t lastline, int16_t nick, int16_t roll) {
761 - 205
    static int8_t old_ticy = 1, old_ticx = 0;
206
    static int8_t old1 = 0, old2 = 0, old3 = 0, old4, old5 = 0, old6 = 0, old7 = 0, old8 = 0;
207
    int8_t ticy = 0, ticx = 0;
208
    uint8_t center_x = 15;
209
    uint8_t center_y = lastline - firstline;
210
    center_y = 7;
211
    write_char_xy(center_x - 7, center_y, 226); // left bar
212
    write_char_xy(center_x + 6, center_y, 226); // right bar
753 cascade 213
 
214
 
215
#if FCONLY
761 - 216
    ticy = -1 * (roll / 10); // rescale roll from FC debug data
217
    ticx = -1 * (nick * 10); // rescale nick from FC debug data
753 cascade 218
#else
761 - 219
    ticy = -1 * (roll / 2);
220
    ticx = -1 * (nick / 1);
753 cascade 221
#endif
222
 
761 - 223
    if (ticy >= 30) ticy = 30; // limit y
224
    if (ticx >= 30) ticx = 30; // limit x
753 cascade 225
 
761 - 226
    //write_ndigit_number_u (0 , 5 , ticy ,3, 1);
227
    //write_ndigit_number_u (0 , 6 , ticx ,3, 1);
753 cascade 228
 
761 - 229
    //if ((ticy != old_ticy) || (ticx != old_ticx)) {
230
    old1 = draw_noodles(4, 3, (ticy / 2) + 20 + ticx, old1);
231
    old2 = draw_noodles(3, 3, (ticy / 3) + 20 + ticx, old2);
232
    old3 = draw_noodles(2, 3, (ticy / 6) + 20 + ticx, old3);
233
    old4 = draw_noodles(1, 3, (ticy / 14) + 20 + ticx, old4);
234
    old5 = draw_noodles(-3, 3, -(ticy / 2) + 20 + ticx, old5);
235
    old6 = draw_noodles(-2, 3, -(ticy / 3) + 20 + ticx, old6);
236
    old7 = draw_noodles(-1, 3, -(ticy / 6) + 20 + ticx, old7);
237
    old8 = draw_noodles(0, 3, -(ticy / 14) + 20 + ticx, old8);
238
    //}
239
    // update old vars
240
    old_ticy = ticy;
241
    old_ticx = ticx;
753 cascade 242
}
243
 
244
 
245
/* ##########################################################################
246
 * OLD artificial horizon
247
 * ##########################################################################*/
248
 
389 cascade 249
// remember last time displayed values
250
int8_t old_af_x = -1, old_af_y = -1;
251
 
252
/**
253
 * draw roll und nick indicators (could be enhanced to full artificial horizon)
254
 * from line <firstline> to <listlines> for given <nick> and <roll> values
255
 */
256
void draw_artificial_horizon(uint8_t firstline, uint8_t lastline, int16_t nick, int16_t roll) {
761 - 257
    const char noodle[5] = {225, 225, 226, 227, 227};
258
    uint8_t center_x = 15;
259
    uint8_t center_y = lastline - firstline;
260
    center_y = 7;
261
    write_char_xy(center_x, center_y, 228);
262
    uint8_t cpos, nicky, rollx;
389 cascade 263
 
761 - 264
    // which line
265
    int8_t ypos = nick / 20;
266
    // which character from the array?
267
    if (nick < 0) {
268
        cpos = -1 * ((nick - (ypos * 20)) / 4);
269
        ypos--;
270
    } else cpos = 4 - ((nick - (ypos * 20)) / 4);
271
    if (cpos > 4) cpos = 4;
389 cascade 272
 
761 - 273
    nicky = center_y - ypos;
274
    if (nicky > lastline) nicky = lastline;
275
    else if (nicky < firstline) nicky = firstline;
389 cascade 276
 
761 - 277
    // ensure roll-borders
278
    rollx = (roll / 8) + 15;
279
    if (rollx < 2) rollx = 2;
280
    else if (rollx > 28) rollx = 28;
389 cascade 281
 
282
 
761 - 283
    // clear roll
284
    if (old_af_x != rollx && old_af_x >= 0) {
285
        write_char_xy(old_af_x, lastline, 0);
286
    }
389 cascade 287
 
761 - 288
    // clear nick
289
    if (old_af_y != nicky && old_af_y >= 0) {
290
        write_char_xy(center_x - 1, old_af_y, 0);
291
        write_char_xy(center_x + 1, old_af_y, 0);
292
    }
389 cascade 293
 
294
 
761 - 295
    // draw nick
296
    write_char_xy(center_x - 1, nicky, noodle[cpos]);
297
    write_char_xy(center_x + 1, nicky, noodle[cpos]);
389 cascade 298
 
761 - 299
    // draw roll
300
    write_char_xy(rollx, lastline, 229);
301
 
302
    // update old vars
303
    old_af_x = rollx;
304
    old_af_y = nicky;
389 cascade 305
}
306
 
837 - 307
/**
308
 * draw scope of a second camera
309
 */
310
void draw_scope() {
311
    /*
312
        write_char_xy(scope[0], scope[1], 0xEC);
313
        write_char_xy(scope[2], scope[3], 0xED);
314
        write_char_xy(scope[4], scope[5], 0xEE);
315
        write_char_xy(scope[6], scope[7], 0xEF);
316
     */
317
    // save 20 byte :)
318
    for (int i = 0; i < 4; i++) {
902 - 319
        write_char_xy(
320
            scope[i * 3],
321
            scope[(i * 3) + 1],
322
            0xEC + i + (scope[(i * 3) + 2] * 4));
837 - 323
    }
324
}
753 cascade 325
 
902 - 326
/**
327
 * draw stats
328
 */
329
void draw_stats() {
330
#if FCONLY
331
#else
332
    uint8_t line = 3;
1281 - 333
    write_ascii_string_pgm(1, line,   PSTR("max Alt :")); // max Altitude
334
    write_ascii_string_pgm(1, ++line, PSTR("max Spd :")); // max Speed
335
    write_ascii_string_pgm(1, ++line, PSTR("max Dist:")); // max Distance
902 - 336
 
1281 - 337
     draw_logo(19, 4);
338
 
902 - 339
    if (COSD_FLAGS_CONFIG & COSD_FLAG_FEET) {
1281 - 340
        write_ndigit_number_s(13, line - 2, max_Altimeter * 32 / 10, 4, 0);
341
        write_char_xy(17, line - 2, 0x7E); // small feet ft
342
        write_ndigit_number_u(14, line - 1, (uint16_t)(((uint32_t)max_GroundSpeed * (uint32_t)279) / (uint32_t)12500), 3, 0);
343
        write_char_xy(17, line - 1, 0x7D); // mp/h
344
        write_ndigit_number_u(13, line - 0, max_Distance / 10 * 32 / 10, 4, 0);
345
        write_char_xy(17, line - 0, 0x7E); // small feet ft
902 - 346
    } else {
1281 - 347
        write_ndigit_number_s(13, line - 2, max_Altimeter, 4, 0);
348
        write_char_xy(17, line - 2, 204); // small meters m
349
        write_ndigit_number_u(14, line - 1, (uint16_t)(((uint32_t)max_GroundSpeed * (uint32_t)9) / (uint32_t)250), 3, 0);
350
        write_char_xy(17, line - 1, 203); // km/h
351
        write_ndigit_number_u(13, line - 0, max_Distance / 10, 4, 0);
352
        write_char_xy(17, line - 0, 204); // small meters m
902 - 353
    }
354
 
1281 - 355
    write_ascii_string_pgm(1, ++line,     PSTR("min Volt:")); // min voltage
356
    write_ndigit_number_u_10th(13, line, min_UBat, 3, 0);
357
    write_char_xy(17, line, 0x9E); // small V
902 - 358
    if ((COSD_FLAGS_RUNTIME & COSD_FLAG_STROMREC) || (COSD_FLAGS_MODES & COSD_FLAG_FCCURRENT)) {
1281 - 359
        write_ascii_string_pgm(1, ++line, PSTR("max curr:")); // ampere
1593 - 360
        write_ndigit_number_u_10th(13, line, max_ampere / 10, 3, 0);
1281 - 361
        write_char_xy(17, line, 0x9F); // small A
902 - 362
 
363
        // wasted mampere in this flight (will count up after landing)
364
        if ((COSD_FLAGS_RUNTIME & COSD_FLAG_STROMREC) && !(COSD_FLAGS_MODES & COSD_FLAG_FCCURRENT)) {
1281 - 365
            write_ndigit_number_u(18, line, (ampere_wasted / 10) - wasted_ampere_offset, 5, 0);
902 - 366
        } else if (COSD_FLAGS_MODES & COSD_FLAG_FCCURRENT) {
367
 
1281 - 368
            write_ndigit_number_u(18, line, naviData.UsedCapacity - wasted_ampere_offset, 5, 0);
902 - 369
        }
370
 
1281 - 371
        write_char_xy(23, line, 0xB5); // mah
902 - 372
    }
1197 - 373
    write_ascii_string_pgm(1, ++line, PSTR("max Time:")); // max time
1281 - 374
    write_time(11, line, max_FlyingTime);
375
    write_char_xy(17, line, 210); // fly clock
376
    write_ascii_string_pgm(1, ++line, PSTR("long    :")); // longitude
377
    write_gps_pos(11, line, naviData.CurrentPosition.Longitude);
378
    write_ascii_string_pgm(1, ++line, PSTR("lat     :")); // latitude
379
    write_gps_pos(11, line, naviData.CurrentPosition.Latitude);
753 cascade 380
#endif
902 - 381
}
382
 
383
#endif