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authorMaxime Hadjinlian2013-05-09 06:02:43 +0200
committerNicolas Schodet2013-05-09 07:44:40 +0200
commite095c76e453fa3b840424cabc02b5812bd9cb1a9 (patch)
tree2d8d6e99b28e66244aada20e999596a0b9500f10 /digital/io-hub/src/apbirthday/rgb.hh
parent4a5c5923e3ab7116f67da11b01ea0ac80ef743d5 (diff)
digital/io-hub/src/apbirthday: add RGB class
Diffstat (limited to 'digital/io-hub/src/apbirthday/rgb.hh')
-rw-r--r--digital/io-hub/src/apbirthday/rgb.hh92
1 files changed, 92 insertions, 0 deletions
diff --git a/digital/io-hub/src/apbirthday/rgb.hh b/digital/io-hub/src/apbirthday/rgb.hh
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+++ b/digital/io-hub/src/apbirthday/rgb.hh
@@ -0,0 +1,92 @@
+#ifndef rgb_hh
+#define rgb_hh
+// io-hub - Modular Input/Output. {{{
+//
+// Copyright (C) 2013 Maxime Hadjinlian
+//
+// APBTeam:
+// Web: http://apbteam.org/
+// Email: team AT apbteam DOT org
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+
+#include "ucoolib/hal/gpio/gpio.hh"
+
+/* This value was determined during tests using a BLUE filter */
+/* This will only be used for the cannon method */
+#define BASIC_GREY 190
+
+class Rgb
+{
+ public:
+ Rgb (ucoo::Gpio *en_cannon,
+ ucoo::Gpio *en_candle_far,
+ ucoo::Gpio *en_candle_near);
+
+ enum color
+ {
+ WHITE,
+ RED,
+ GREEN,
+ BLUE,
+ UNKNOWN,
+ NOTHING
+ };
+
+ enum rgb_type
+ {
+ CANNON,
+ CANDLE_NEAR,
+ CANDLE_FAR,
+ RGB_TYPE_NB
+ };
+
+ /* Enable the RGB timer, and setup the Input Capture block */
+ void enable ();
+ void update ();
+ void calibrate_cannon_sensor ();
+ void start_cannon_color ();
+ void stop_cannon_color ();
+ enum color get_candle_color ();
+ enum color get_candle_near_color ();
+ enum color get_candle_far_color ();
+ void get_colors (rgb_type type, uint16_t &w, uint16_t &r, uint16_t &g,
+ uint16_t &b);
+
+ void ic_isr ();
+
+ private:
+ /* setup a filter to measure one color, this is for all RGB */
+ void setup_color (int color);
+ void enable_sensor ();
+ void disable_sensor ();
+ void do_measure (rgb_type type, bool router);
+ int rgb_to_hue (int r, int g, int b);
+
+ ucoo::Gpio* g[RGB_TYPE_NB];
+ enum rgb_type type_;
+ uint32_t cannon_offset_;
+ bool router_;
+ bool seen_color_, seen_white_;
+ int measure_cnt_;
+ int cur_color_;
+ int router_timer_;
+ uint32_t last_color_value_;
+ uint32_t color_value_[4];
+};
+
+#endif // rgb_hh