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389 cascade 1
/****************************************************************************
902 - 2
 *   Copyright (C) 2009-2011 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";
1197 - 76
    static 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
// big vario arrays 
489 woggle 143
const char vario_00[5] PROGMEM = {0x00, 0x00, 0xc2, 0xff, 0xff};
144
const char vario_01[5] PROGMEM = {0x00, 0x00, 0xc2, 0xff, 0xc0};
145
const char vario_02[5] PROGMEM = {0x00, 0x00, 0xc2, 0xff, 0xc1};
146
const char vario_03[5] PROGMEM = {0x00, 0x00, 0xc2, 0xff, 0x00};
147
const char vario_04[5] PROGMEM = {0x00, 0x00, 0xc2, 0xc0, 0x00};
148
const char vario_05[5] PROGMEM = {0x00, 0x00, 0xc2, 0xc1, 0x00};
149
const char vario_06[5] PROGMEM = {0x00, 0x00, 0xc2, 0x00, 0x00};
150
const char vario_07[5] PROGMEM = {0x00, 0x00, 0xbb, 0x00, 0x00};
151
const char vario_08[5] PROGMEM = {0x00, 0x00, 0xc3, 0x00, 0x00};
152
const char vario_09[5] PROGMEM = {0x00, 0xc4, 0xc3, 0x00, 0x00};
153
const char vario_10[5] PROGMEM = {0x00, 0xc5, 0xc3, 0x00, 0x00};
154
const char vario_11[5] PROGMEM = {0x00, 0xff, 0xc3, 0x00, 0x00};
155
const char vario_12[5] PROGMEM = {0xc4, 0xff, 0xc3, 0x00, 0x00};
156
const char vario_13[5] PROGMEM = {0xc5, 0xff, 0xc3, 0x00, 0x00};
157
const char vario_14[5] PROGMEM = {0xff, 0xff, 0xc3, 0x00, 0x00};
761 - 158
const char* vario_pnt[15] PROGMEM = {vario_00, vario_01, vario_02, vario_03, vario_04,
159
    vario_05, vario_06, vario_07, vario_08,
160
    vario_09, vario_10, vario_11, vario_12,
161
    vario_13, vario_14};
389 cascade 162
 
163
/**
164
 * draw a bigger vario with middle at <x>/<y> acording to <variometer>
165
 */
761 - 166
void draw_big_variometer(uint8_t x, uint8_t y, int16_t variometer) {
167
    int16_t index = 7 + variometer;
168
    if (index > 14) index = 14;
169
    else if (index < 0) index = 0;
170
 
171
    write_string_pgm_down(x, y - 2, (const char *)(pgm_read_word(&(vario_pnt[index]))), 5);
389 cascade 172
}
173
 
837 - 174
 
389 cascade 175
/* ##########################################################################
753 cascade 176
 * NEW artificial horizon     By AGRESSiVA --=-- COPTERTRONiC
389 cascade 177
 * ##########################################################################*/
761 - 178
// draw routine
179
 
753 cascade 180
int draw_noodles(int8_t pos_x, int8_t pos_y, int8_t num, int8_t old_num) {
761 - 181
    const char noodle[5] = {0x78, 0x79, 0x7A, 0x7B, 0x7C};
182
    int8_t line, car;
753 cascade 183
 
761 - 184
    line = num / 5;
185
    car = num - (line * 5);
186
    if (num != old_num) {
187
        write_char_xy(15 - pos_x, pos_y + (old_num), 0);
188
    }
753 cascade 189
 
761 - 190
    if (num < 0) {
191
        car = -1 * car;
192
        car = 4 - car;
193
        line--;
194
        num = num - 5;
195
    }
196
    write_char_xy(15 - pos_x, pos_y + line, noodle[car]);
753 cascade 197
 
761 - 198
    return line;
199
}
200
 
753 cascade 201
/**
202
 * calculate the rails of artificial horizon
203
 * receive <nick> and <roll> values
204
 */
757 cascade 205
void draw_agressiva_artificial_horizon(uint8_t firstline, uint8_t lastline, int16_t nick, int16_t roll) {
761 - 206
    static int8_t old_ticy = 1, old_ticx = 0;
207
    static int8_t old1 = 0, old2 = 0, old3 = 0, old4, old5 = 0, old6 = 0, old7 = 0, old8 = 0;
208
    int8_t ticy = 0, ticx = 0;
209
    uint8_t center_x = 15;
210
    uint8_t center_y = lastline - firstline;
211
    center_y = 7;
212
    write_char_xy(center_x - 7, center_y, 226); // left bar
213
    write_char_xy(center_x + 6, center_y, 226); // right bar
753 cascade 214
 
215
 
216
#if FCONLY
761 - 217
    ticy = -1 * (roll / 10); // rescale roll from FC debug data
218
    ticx = -1 * (nick * 10); // rescale nick from FC debug data
753 cascade 219
#else
761 - 220
    ticy = -1 * (roll / 2);
221
    ticx = -1 * (nick / 1);
753 cascade 222
#endif
223
 
761 - 224
    if (ticy >= 30) ticy = 30; // limit y
225
    if (ticx >= 30) ticx = 30; // limit x
753 cascade 226
 
761 - 227
    //write_ndigit_number_u (0 , 5 , ticy ,3, 1);
228
    //write_ndigit_number_u (0 , 6 , ticx ,3, 1);
753 cascade 229
 
761 - 230
    //if ((ticy != old_ticy) || (ticx != old_ticx)) {
231
    old1 = draw_noodles(4, 3, (ticy / 2) + 20 + ticx, old1);
232
    old2 = draw_noodles(3, 3, (ticy / 3) + 20 + ticx, old2);
233
    old3 = draw_noodles(2, 3, (ticy / 6) + 20 + ticx, old3);
234
    old4 = draw_noodles(1, 3, (ticy / 14) + 20 + ticx, old4);
235
    old5 = draw_noodles(-3, 3, -(ticy / 2) + 20 + ticx, old5);
236
    old6 = draw_noodles(-2, 3, -(ticy / 3) + 20 + ticx, old6);
237
    old7 = draw_noodles(-1, 3, -(ticy / 6) + 20 + ticx, old7);
238
    old8 = draw_noodles(0, 3, -(ticy / 14) + 20 + ticx, old8);
239
    //}
240
    // update old vars
241
    old_ticy = ticy;
242
    old_ticx = ticx;
753 cascade 243
}
244
 
245
 
246
/* ##########################################################################
247
 * OLD artificial horizon
248
 * ##########################################################################*/
249
 
389 cascade 250
// remember last time displayed values
251
int8_t old_af_x = -1, old_af_y = -1;
252
 
253
/**
254
 * draw roll und nick indicators (could be enhanced to full artificial horizon)
255
 * from line <firstline> to <listlines> for given <nick> and <roll> values
256
 */
257
void draw_artificial_horizon(uint8_t firstline, uint8_t lastline, int16_t nick, int16_t roll) {
761 - 258
    const char noodle[5] = {225, 225, 226, 227, 227};
259
    uint8_t center_x = 15;
260
    uint8_t center_y = lastline - firstline;
261
    center_y = 7;
262
    write_char_xy(center_x, center_y, 228);
263
    uint8_t cpos, nicky, rollx;
389 cascade 264
 
761 - 265
    // which line
266
    int8_t ypos = nick / 20;
267
    // which character from the array?
268
    if (nick < 0) {
269
        cpos = -1 * ((nick - (ypos * 20)) / 4);
270
        ypos--;
271
    } else cpos = 4 - ((nick - (ypos * 20)) / 4);
272
    if (cpos > 4) cpos = 4;
389 cascade 273
 
761 - 274
    nicky = center_y - ypos;
275
    if (nicky > lastline) nicky = lastline;
276
    else if (nicky < firstline) nicky = firstline;
389 cascade 277
 
761 - 278
    // ensure roll-borders
279
    rollx = (roll / 8) + 15;
280
    if (rollx < 2) rollx = 2;
281
    else if (rollx > 28) rollx = 28;
389 cascade 282
 
283
 
761 - 284
    // clear roll
285
    if (old_af_x != rollx && old_af_x >= 0) {
286
        write_char_xy(old_af_x, lastline, 0);
287
    }
389 cascade 288
 
761 - 289
    // clear nick
290
    if (old_af_y != nicky && old_af_y >= 0) {
291
        write_char_xy(center_x - 1, old_af_y, 0);
292
        write_char_xy(center_x + 1, old_af_y, 0);
293
    }
389 cascade 294
 
295
 
761 - 296
    // draw nick
297
    write_char_xy(center_x - 1, nicky, noodle[cpos]);
298
    write_char_xy(center_x + 1, nicky, noodle[cpos]);
389 cascade 299
 
761 - 300
    // draw roll
301
    write_char_xy(rollx, lastline, 229);
302
 
303
    // update old vars
304
    old_af_x = rollx;
305
    old_af_y = nicky;
389 cascade 306
}
307
 
837 - 308
/**
309
 * draw scope of a second camera
310
 */
311
void draw_scope() {
312
    /*
313
        write_char_xy(scope[0], scope[1], 0xEC);
314
        write_char_xy(scope[2], scope[3], 0xED);
315
        write_char_xy(scope[4], scope[5], 0xEE);
316
        write_char_xy(scope[6], scope[7], 0xEF);
317
     */
318
    // save 20 byte :)
319
    for (int i = 0; i < 4; i++) {
902 - 320
        write_char_xy(
321
            scope[i * 3],
322
            scope[(i * 3) + 1],
323
            0xEC + i + (scope[(i * 3) + 2] * 4));
837 - 324
    }
325
}
753 cascade 326
 
902 - 327
/**
328
 * draw stats
329
 */
330
void draw_stats() {
331
#if FCONLY
332
#else
333
    uint8_t line = 3;
1281 - 334
    write_ascii_string_pgm(1, line,   PSTR("max Alt :")); // max Altitude
335
    write_ascii_string_pgm(1, ++line, PSTR("max Spd :")); // max Speed
336
    write_ascii_string_pgm(1, ++line, PSTR("max Dist:")); // max Distance
902 - 337
 
1281 - 338
     draw_logo(19, 4);
339
 
902 - 340
    if (COSD_FLAGS_CONFIG & COSD_FLAG_FEET) {
1281 - 341
        write_ndigit_number_s(13, line - 2, max_Altimeter * 32 / 10, 4, 0);
342
        write_char_xy(17, line - 2, 0x7E); // small feet ft
343
        write_ndigit_number_u(14, line - 1, (uint16_t)(((uint32_t)max_GroundSpeed * (uint32_t)279) / (uint32_t)12500), 3, 0);
344
        write_char_xy(17, line - 1, 0x7D); // mp/h
345
        write_ndigit_number_u(13, line - 0, max_Distance / 10 * 32 / 10, 4, 0);
346
        write_char_xy(17, line - 0, 0x7E); // small feet ft
902 - 347
    } else {
1281 - 348
        write_ndigit_number_s(13, line - 2, max_Altimeter, 4, 0);
349
        write_char_xy(17, line - 2, 204); // small meters m
350
        write_ndigit_number_u(14, line - 1, (uint16_t)(((uint32_t)max_GroundSpeed * (uint32_t)9) / (uint32_t)250), 3, 0);
351
        write_char_xy(17, line - 1, 203); // km/h
352
        write_ndigit_number_u(13, line - 0, max_Distance / 10, 4, 0);
353
        write_char_xy(17, line - 0, 204); // small meters m
902 - 354
    }
355
 
1281 - 356
    write_ascii_string_pgm(1, ++line,     PSTR("min Volt:")); // min voltage
357
    write_ndigit_number_u_10th(13, line, min_UBat, 3, 0);
358
    write_char_xy(17, line, 0x9E); // small V
902 - 359
    if ((COSD_FLAGS_RUNTIME & COSD_FLAG_STROMREC) || (COSD_FLAGS_MODES & COSD_FLAG_FCCURRENT)) {
1281 - 360
        write_ascii_string_pgm(1, ++line, PSTR("max curr:")); // ampere
902 - 361
        write_ndigit_number_u_10th(16, line, max_ampere / 10, 3, 0);
1281 - 362
        write_char_xy(17, line, 0x9F); // small A
902 - 363
 
364
        // wasted mampere in this flight (will count up after landing)
365
        if ((COSD_FLAGS_RUNTIME & COSD_FLAG_STROMREC) && !(COSD_FLAGS_MODES & COSD_FLAG_FCCURRENT)) {
1281 - 366
            write_ndigit_number_u(18, line, (ampere_wasted / 10) - wasted_ampere_offset, 5, 0);
902 - 367
        } else if (COSD_FLAGS_MODES & COSD_FLAG_FCCURRENT) {
368
 
1281 - 369
            write_ndigit_number_u(18, line, naviData.UsedCapacity - wasted_ampere_offset, 5, 0);
902 - 370
        }
371
 
1281 - 372
        write_char_xy(23, line, 0xB5); // mah
902 - 373
    }
1197 - 374
    write_ascii_string_pgm(1, ++line, PSTR("max Time:")); // max time
1281 - 375
    write_time(11, line, max_FlyingTime);
376
    write_char_xy(17, line, 210); // fly clock
377
    write_ascii_string_pgm(1, ++line, PSTR("long    :")); // longitude
378
    write_gps_pos(11, line, naviData.CurrentPosition.Longitude);
379
    write_ascii_string_pgm(1, ++line, PSTR("lat     :")); // latitude
380
    write_gps_pos(11, line, naviData.CurrentPosition.Latitude);
753 cascade 381
#endif
902 - 382
}
383
 
384
#endif