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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
 
104
/* ##########################################################################
105
 * variometer
106
 * ##########################################################################*/
761 - 107
 
389 cascade 108
/**
109
 * draw variometer arrows at <x>/<y> according to <variometer>
110
 */
111
void draw_variometer(uint8_t x, uint8_t y, int16_t variometer) {
1197 - 112
    uint8_t chr = 0xbb;
113
    if (variometer > 0) { // gain height
114
        chr = 0x70 + (variometer / 5);
115
        if (chr > 0x73) chr = 0x73;      
761 - 116
    } else { // sink
1197 - 117
        chr = 0x77 - (variometer / -5);
118
        if (chr < 0x74) chr = 0x74;
761 - 119
    }
1197 - 120
    write_char_xy(x, y, chr);
389 cascade 121
}
122
 
123
// big vario arrays 
489 woggle 124
const char vario_00[5] PROGMEM = {0x00, 0x00, 0xc2, 0xff, 0xff};
125
const char vario_01[5] PROGMEM = {0x00, 0x00, 0xc2, 0xff, 0xc0};
126
const char vario_02[5] PROGMEM = {0x00, 0x00, 0xc2, 0xff, 0xc1};
127
const char vario_03[5] PROGMEM = {0x00, 0x00, 0xc2, 0xff, 0x00};
128
const char vario_04[5] PROGMEM = {0x00, 0x00, 0xc2, 0xc0, 0x00};
129
const char vario_05[5] PROGMEM = {0x00, 0x00, 0xc2, 0xc1, 0x00};
130
const char vario_06[5] PROGMEM = {0x00, 0x00, 0xc2, 0x00, 0x00};
131
const char vario_07[5] PROGMEM = {0x00, 0x00, 0xbb, 0x00, 0x00};
132
const char vario_08[5] PROGMEM = {0x00, 0x00, 0xc3, 0x00, 0x00};
133
const char vario_09[5] PROGMEM = {0x00, 0xc4, 0xc3, 0x00, 0x00};
134
const char vario_10[5] PROGMEM = {0x00, 0xc5, 0xc3, 0x00, 0x00};
135
const char vario_11[5] PROGMEM = {0x00, 0xff, 0xc3, 0x00, 0x00};
136
const char vario_12[5] PROGMEM = {0xc4, 0xff, 0xc3, 0x00, 0x00};
137
const char vario_13[5] PROGMEM = {0xc5, 0xff, 0xc3, 0x00, 0x00};
138
const char vario_14[5] PROGMEM = {0xff, 0xff, 0xc3, 0x00, 0x00};
761 - 139
const char* vario_pnt[15] PROGMEM = {vario_00, vario_01, vario_02, vario_03, vario_04,
140
    vario_05, vario_06, vario_07, vario_08,
141
    vario_09, vario_10, vario_11, vario_12,
142
    vario_13, vario_14};
389 cascade 143
 
144
/**
145
 * draw a bigger vario with middle at <x>/<y> acording to <variometer>
146
 */
761 - 147
void draw_big_variometer(uint8_t x, uint8_t y, int16_t variometer) {
148
    int16_t index = 7 + variometer;
149
    if (index > 14) index = 14;
150
    else if (index < 0) index = 0;
151
 
152
    write_string_pgm_down(x, y - 2, (const char *)(pgm_read_word(&(vario_pnt[index]))), 5);
389 cascade 153
}
154
 
837 - 155
 
389 cascade 156
/* ##########################################################################
753 cascade 157
 * NEW artificial horizon     By AGRESSiVA --=-- COPTERTRONiC
389 cascade 158
 * ##########################################################################*/
761 - 159
// draw routine
160
 
753 cascade 161
int draw_noodles(int8_t pos_x, int8_t pos_y, int8_t num, int8_t old_num) {
761 - 162
    const char noodle[5] = {0x78, 0x79, 0x7A, 0x7B, 0x7C};
163
    int8_t line, car;
753 cascade 164
 
761 - 165
    line = num / 5;
166
    car = num - (line * 5);
167
    if (num != old_num) {
168
        write_char_xy(15 - pos_x, pos_y + (old_num), 0);
169
    }
753 cascade 170
 
761 - 171
    if (num < 0) {
172
        car = -1 * car;
173
        car = 4 - car;
174
        line--;
175
        num = num - 5;
176
    }
177
    write_char_xy(15 - pos_x, pos_y + line, noodle[car]);
753 cascade 178
 
761 - 179
    return line;
180
}
181
 
753 cascade 182
/**
183
 * calculate the rails of artificial horizon
184
 * receive <nick> and <roll> values
185
 */
757 cascade 186
void draw_agressiva_artificial_horizon(uint8_t firstline, uint8_t lastline, int16_t nick, int16_t roll) {
761 - 187
    static int8_t old_ticy = 1, old_ticx = 0;
188
    static int8_t old1 = 0, old2 = 0, old3 = 0, old4, old5 = 0, old6 = 0, old7 = 0, old8 = 0;
189
    int8_t ticy = 0, ticx = 0;
190
    uint8_t center_x = 15;
191
    uint8_t center_y = lastline - firstline;
192
    center_y = 7;
193
    write_char_xy(center_x - 7, center_y, 226); // left bar
194
    write_char_xy(center_x + 6, center_y, 226); // right bar
753 cascade 195
 
196
 
197
#if FCONLY
761 - 198
    ticy = -1 * (roll / 10); // rescale roll from FC debug data
199
    ticx = -1 * (nick * 10); // rescale nick from FC debug data
753 cascade 200
#else
761 - 201
    ticy = -1 * (roll / 2);
202
    ticx = -1 * (nick / 1);
753 cascade 203
#endif
204
 
761 - 205
    if (ticy >= 30) ticy = 30; // limit y
206
    if (ticx >= 30) ticx = 30; // limit x
753 cascade 207
 
761 - 208
    //write_ndigit_number_u (0 , 5 , ticy ,3, 1);
209
    //write_ndigit_number_u (0 , 6 , ticx ,3, 1);
753 cascade 210
 
761 - 211
    //if ((ticy != old_ticy) || (ticx != old_ticx)) {
212
    old1 = draw_noodles(4, 3, (ticy / 2) + 20 + ticx, old1);
213
    old2 = draw_noodles(3, 3, (ticy / 3) + 20 + ticx, old2);
214
    old3 = draw_noodles(2, 3, (ticy / 6) + 20 + ticx, old3);
215
    old4 = draw_noodles(1, 3, (ticy / 14) + 20 + ticx, old4);
216
    old5 = draw_noodles(-3, 3, -(ticy / 2) + 20 + ticx, old5);
217
    old6 = draw_noodles(-2, 3, -(ticy / 3) + 20 + ticx, old6);
218
    old7 = draw_noodles(-1, 3, -(ticy / 6) + 20 + ticx, old7);
219
    old8 = draw_noodles(0, 3, -(ticy / 14) + 20 + ticx, old8);
220
    //}
221
    // update old vars
222
    old_ticy = ticy;
223
    old_ticx = ticx;
753 cascade 224
}
225
 
226
 
227
/* ##########################################################################
228
 * OLD artificial horizon
229
 * ##########################################################################*/
230
 
389 cascade 231
// remember last time displayed values
232
int8_t old_af_x = -1, old_af_y = -1;
233
 
234
/**
235
 * draw roll und nick indicators (could be enhanced to full artificial horizon)
236
 * from line <firstline> to <listlines> for given <nick> and <roll> values
237
 */
238
void draw_artificial_horizon(uint8_t firstline, uint8_t lastline, int16_t nick, int16_t roll) {
761 - 239
    const char noodle[5] = {225, 225, 226, 227, 227};
240
    uint8_t center_x = 15;
241
    uint8_t center_y = lastline - firstline;
242
    center_y = 7;
243
    write_char_xy(center_x, center_y, 228);
244
    uint8_t cpos, nicky, rollx;
389 cascade 245
 
761 - 246
    // which line
247
    int8_t ypos = nick / 20;
248
    // which character from the array?
249
    if (nick < 0) {
250
        cpos = -1 * ((nick - (ypos * 20)) / 4);
251
        ypos--;
252
    } else cpos = 4 - ((nick - (ypos * 20)) / 4);
253
    if (cpos > 4) cpos = 4;
389 cascade 254
 
761 - 255
    nicky = center_y - ypos;
256
    if (nicky > lastline) nicky = lastline;
257
    else if (nicky < firstline) nicky = firstline;
389 cascade 258
 
761 - 259
    // ensure roll-borders
260
    rollx = (roll / 8) + 15;
261
    if (rollx < 2) rollx = 2;
262
    else if (rollx > 28) rollx = 28;
389 cascade 263
 
264
 
761 - 265
    // clear roll
266
    if (old_af_x != rollx && old_af_x >= 0) {
267
        write_char_xy(old_af_x, lastline, 0);
268
    }
389 cascade 269
 
761 - 270
    // clear nick
271
    if (old_af_y != nicky && old_af_y >= 0) {
272
        write_char_xy(center_x - 1, old_af_y, 0);
273
        write_char_xy(center_x + 1, old_af_y, 0);
274
    }
389 cascade 275
 
276
 
761 - 277
    // draw nick
278
    write_char_xy(center_x - 1, nicky, noodle[cpos]);
279
    write_char_xy(center_x + 1, nicky, noodle[cpos]);
389 cascade 280
 
761 - 281
    // draw roll
282
    write_char_xy(rollx, lastline, 229);
283
 
284
    // update old vars
285
    old_af_x = rollx;
286
    old_af_y = nicky;
389 cascade 287
}
288
 
837 - 289
/**
290
 * draw scope of a second camera
291
 */
292
void draw_scope() {
293
    /*
294
        write_char_xy(scope[0], scope[1], 0xEC);
295
        write_char_xy(scope[2], scope[3], 0xED);
296
        write_char_xy(scope[4], scope[5], 0xEE);
297
        write_char_xy(scope[6], scope[7], 0xEF);
298
     */
299
    // save 20 byte :)
300
    for (int i = 0; i < 4; i++) {
902 - 301
        write_char_xy(
302
            scope[i * 3],
303
            scope[(i * 3) + 1],
304
            0xEC + i + (scope[(i * 3) + 2] * 4));
837 - 305
    }
306
}
753 cascade 307
 
902 - 308
/**
309
 * draw stats
310
 */
311
void draw_stats() {
312
#if FCONLY
313
#else
314
    uint8_t line = 3;
1197 - 315
    write_ascii_string_pgm(1, line, PSTR("max Altitude:")); // max Altitude
316
    write_ascii_string_pgm(1, ++line, PSTR("max Speed :")); // max Speed
317
    write_ascii_string_pgm(1, ++line, PSTR("max Distance:")); // max Distance
902 - 318
 
319
    if (COSD_FLAGS_CONFIG & COSD_FLAG_FEET) {
320
        write_ndigit_number_s(16, line - 2, max_Altimeter * 32 / 10, 4, 0);
321
        write_char_xy(20, line - 2, 0x7E); // small feet ft
322
        write_ndigit_number_u(17, line - 1, (uint16_t)(((uint32_t)max_GroundSpeed * (uint32_t)279) / (uint32_t)12500), 3, 0);
323
        write_char_xy(20, line - 1, 0x7D); // mp/h
324
        write_ndigit_number_u(16, line - 0, max_Distance / 10 * 32 / 10, 4, 0);
325
        write_char_xy(20, line - 0, 0x7E); // small feet ft
326
    } else {
327
        write_ndigit_number_s(16, line - 2, max_Altimeter, 4, 0);
328
        write_char_xy(20, line - 2, 204); // small meters m
329
        write_ndigit_number_u(17, line - 1, (uint16_t)(((uint32_t)max_GroundSpeed * (uint32_t)9) / (uint32_t)250), 3, 0);
330
        write_char_xy(20, line - 1, 203); // km/h
331
        write_ndigit_number_u(16, line - 0, max_Distance / 10, 4, 0);
332
        write_char_xy(20, line - 0, 204); // small meters m
333
    }
334
 
1197 - 335
    write_ascii_string_pgm(1, ++line, PSTR("min Voltage :")); // min voltage
902 - 336
    write_ndigit_number_u_10th(16, line, min_UBat, 3, 0);
337
    write_char_xy(20, line, 0x9E); // small V
338
    if ((COSD_FLAGS_RUNTIME & COSD_FLAG_STROMREC) || (COSD_FLAGS_MODES & COSD_FLAG_FCCURRENT)) {
1197 - 339
        write_ascii_string_pgm(1, ++line, PSTR("max current :")); // ampere
902 - 340
        write_ndigit_number_u_10th(16, line, max_ampere / 10, 3, 0);
341
        write_char_xy(20, line, 0x9F); // small A
342
 
343
        // wasted mampere in this flight (will count up after landing)
344
        if ((COSD_FLAGS_RUNTIME & COSD_FLAG_STROMREC) && !(COSD_FLAGS_MODES & COSD_FLAG_FCCURRENT)) {
345
            write_ndigit_number_u(21, line, (ampere_wasted / 10) - wasted_ampere_offset, 5, 0);
346
        } else if (COSD_FLAGS_MODES & COSD_FLAG_FCCURRENT) {
347
 
348
            write_ndigit_number_u(21, line, naviData.UsedCapacity - wasted_ampere_offset, 5, 0);
349
        }
350
 
351
        write_char_xy(26, line, 0xB5); // mah
352
    }
1197 - 353
    write_ascii_string_pgm(1, ++line, PSTR("max Time:")); // max time
902 - 354
    write_time(14, line, max_FlyingTime);
355
    write_char_xy(20, line, 210); // fly clock
1197 - 356
    write_ascii_string_pgm(1, ++line, PSTR("longitude :")); // longitude
902 - 357
    write_gps_pos(14, line, naviData.CurrentPosition.Longitude);
1197 - 358
    write_ascii_string_pgm(1, ++line, PSTR("latitude:")); // latitude
902 - 359
    write_gps_pos(14, line, naviData.CurrentPosition.Latitude);
753 cascade 360
#endif
902 - 361
}
362
 
363
#endif