git.zerfleddert.de Git - fnordlicht-mini/blob - firmware/fnordlicht-firmware/remote.h

   1 /* vim:ts=4 sts=4 et tw=80
   2  *
   3  *         fnordlicht firmware
   4  *
   5  *    for additional information please
   6  *    see http://lochraster.org/fnordlichtmini
   7  *
   8  * (c) by Alexander Neumann <alexander@bumpern.de>
   9  *
  10  * This program is free software: you can redistribute it and/or modify it
  11  * under the terms of the GNU General Public License version 3 as published by
  12  * the Free Software Foundation.
  13  *
  14  * This program is distributed in the hope that it will be useful, but WITHOUT
  15  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  16  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  17  * more details.
  18  *
  19  * You should have received a copy of the GNU General Public License along with
  20  * this program.  If not, see <http://www.gnu.org/licenses/>.
  21  */
  22
  23 #ifndef __REMOTE_H
  24 #define __REMOTE_H
  25
  26 #include <stdint.h>
  27 #include <stdbool.h>
  28 #include "color.h"
  29
  30 struct remote_offsets_t
  31 {
  32     int8_t step;
  33     int8_t delay;
  34     int16_t hue;
  35     uint8_t saturation;
  36     uint8_t value;
  37 };
  38
  39 struct global_remote_t {
  40     uint8_t address;
  41     struct remote_offsets_t offsets;
  42 };
  43
  44 extern struct global_remote_t global_remote;
  45
  46 /* we depend on serial uart */
  47 #if !CONFIG_SERIAL || !CONFIG_REMOTE
  48
  49 #define remote_init(...)
  50 #define remote_poll(...)
  51 #define remote_address(...) 0
  52
  53 #define remote_apply_offset(x, ...) x
  54 #define remote_apply_hsv_offset(x, ...) x
  55
  56 #define remote_pull_int(...)
  57 #define remote_release_int(...)
  58
  59 #else
  60
  61 void remote_init(void);
  62 void remote_poll(void);
  63 #define remote_address() (global_remote.address)
  64
  65 void remote_pull_int(void);
  66 void remote_release_int(void);
  67
  68 /* offset helper functions */
  69 uint8_t remote_apply_offset(uint8_t value, int8_t offset);
  70 void remote_apply_hsv_offset(struct hsv_color_t *color);
  71
  72 #endif
  73 #endif