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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 389 | cascade | 1 | /**************************************************************************** |
| 2 | * Copyright (C) 2009 by Claas Anders "CaScAdE" Rathje * |
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| 3 | * admiralcascade@gmail.com * |
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| 4 | * Project-URL: http://www.mylifesucks.de/oss/c-osd/ * |
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| 5 | * * |
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| 6 | * This program is free software; you can redistribute it and/or modify * |
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| 7 | * it under the terms of the GNU General Public License as published by * |
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| 8 | * the Free Software Foundation; either version 2 of the License. * |
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| 9 | * * |
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| 10 | * This program is distributed in the hope that it will be useful, * |
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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| 13 | * GNU General Public License for more details. * |
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| 14 | * * |
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| 15 | * You should have received a copy of the GNU General Public License * |
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| 16 | * along with this program; if not, write to the * |
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| 17 | * Free Software Foundation, Inc., * |
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| 18 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * |
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| 19 | ****************************************************************************/ |
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| 20 | |||
| 21 | /* ########################################################################## |
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| 22 | * compass stuff |
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| 23 | * ##########################################################################*/ |
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| 24 | |||
| 25 | /** |
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| 26 | * convert the <heading> gotton from NC into an index |
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| 27 | */ |
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| 28 | uint8_t heading_conv(uint16_t); |
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| 29 | |||
| 30 | /** |
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| 31 | * convert the <heading> gotton from NC into a more |
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| 32 | * precise index |
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| 33 | */ |
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| 34 | uint8_t heading_fine_conv(uint16_t ); |
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| 35 | |||
| 36 | /** |
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| 37 | * draw a compass rose at <x>/<y> for <heading> |
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| 38 | */ |
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| 39 | void draw_compass(uint8_t, uint8_t, uint16_t); |
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| 40 | |||
| 41 | /* ########################################################################## |
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| 42 | * battery index |
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| 43 | * ##########################################################################*/ |
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| 44 | /** |
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| 45 | * draw a battery symbol at <x>/<y> according to <voltage> |
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| 46 | */ |
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| 453 | cascade | 47 | void draw_battery(uint8_t, uint8_t, uint8_t, uint8_t, uint8_t); |
| 389 | cascade | 48 | |
| 49 | /* ########################################################################## |
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| 50 | * variometer |
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| 51 | * ##########################################################################*/ |
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| 52 | /** |
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| 53 | * draw variometer arrows at <x>/<y> according to <variometer> |
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| 54 | */ |
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| 55 | void draw_variometer(uint8_t, uint8_t, int16_t); |
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| 56 | |||
| 57 | /** |
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| 58 | * draw a bigger vario with middle at <x>/<y> acording to <variometer> |
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| 59 | */ |
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| 60 | void draw_big_variometer(uint8_t, uint8_t, int16_t); |
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| 61 | |||
| 62 | /* ########################################################################## |
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| 63 | * artificial horizon |
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| 64 | * ##########################################################################*/ |
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| 65 | /** |
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| 66 | * draw roll und nick indicators (could be enhanced to full artificial horizon) |
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| 67 | * from line <firstline> to <listlines> for given <nick> and <roll> values |
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| 68 | */ |
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| 69 | void draw_artificial_horizon(uint8_t, uint8_t, int16_t, int16_t); |