Code for autonomous rover for Sparkfun AVC. DataBus won 3rd in 2012 and the same code was used on Troubled Child, a 1986 Jeep Grand Wagoneer to win 1st in 2014.

Dependencies:   mbed Watchdog SDFileSystem DigoleSerialDisp

Revision:
0:a6a169de725f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MAVlink/include/pixhawk/mavlink_msg_pattern_detected.h	Mon May 27 13:26:03 2013 +0000
@@ -0,0 +1,160 @@
+// MESSAGE PATTERN_DETECTED PACKING
+
+#define MAVLINK_MSG_ID_PATTERN_DETECTED 160
+
+typedef struct __mavlink_pattern_detected_t 
+{
+    uint8_t type; ///< 0: Pattern, 1: Letter
+    float confidence; ///< Confidence of detection
+    int8_t file[100]; ///< Pattern file name
+    uint8_t detected; ///< Accepted as true detection, 0 no, 1 yes
+
+} mavlink_pattern_detected_t;
+
+#define MAVLINK_MSG_PATTERN_DETECTED_FIELD_FILE_LEN 100
+
+
+/**
+ * @brief Pack a pattern_detected message
+ * @param system_id ID of this system
+ * @param component_id ID of this component (e.g. 200 for IMU)
+ * @param msg The MAVLink message to compress the data into
+ *
+ * @param type 0: Pattern, 1: Letter
+ * @param confidence Confidence of detection
+ * @param file Pattern file name
+ * @param detected Accepted as true detection, 0 no, 1 yes
+ * @return length of the message in bytes (excluding serial stream start sign)
+ */
+static inline uint16_t mavlink_msg_pattern_detected_pack(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, uint8_t type, float confidence, const int8_t* file, uint8_t detected)
+{
+    uint16_t i = 0;
+    msg->msgid = MAVLINK_MSG_ID_PATTERN_DETECTED;
+
+    i += put_uint8_t_by_index(type, i, msg->payload); // 0: Pattern, 1: Letter
+    i += put_float_by_index(confidence, i, msg->payload); // Confidence of detection
+    i += put_array_by_index(file, 100, i, msg->payload); // Pattern file name
+    i += put_uint8_t_by_index(detected, i, msg->payload); // Accepted as true detection, 0 no, 1 yes
+
+    return mavlink_finalize_message(msg, system_id, component_id, i);
+}
+
+/**
+ * @brief Pack a pattern_detected message
+ * @param system_id ID of this system
+ * @param component_id ID of this component (e.g. 200 for IMU)
+ * @param chan The MAVLink channel this message was sent over
+ * @param msg The MAVLink message to compress the data into
+ * @param type 0: Pattern, 1: Letter
+ * @param confidence Confidence of detection
+ * @param file Pattern file name
+ * @param detected Accepted as true detection, 0 no, 1 yes
+ * @return length of the message in bytes (excluding serial stream start sign)
+ */
+static inline uint16_t mavlink_msg_pattern_detected_pack_chan(uint8_t system_id, uint8_t component_id, uint8_t chan, mavlink_message_t* msg, uint8_t type, float confidence, const int8_t* file, uint8_t detected)
+{
+    uint16_t i = 0;
+    msg->msgid = MAVLINK_MSG_ID_PATTERN_DETECTED;
+
+    i += put_uint8_t_by_index(type, i, msg->payload); // 0: Pattern, 1: Letter
+    i += put_float_by_index(confidence, i, msg->payload); // Confidence of detection
+    i += put_array_by_index(file, 100, i, msg->payload); // Pattern file name
+    i += put_uint8_t_by_index(detected, i, msg->payload); // Accepted as true detection, 0 no, 1 yes
+
+    return mavlink_finalize_message_chan(msg, system_id, component_id, chan, i);
+}
+
+/**
+ * @brief Encode a pattern_detected struct into a message
+ *
+ * @param system_id ID of this system
+ * @param component_id ID of this component (e.g. 200 for IMU)
+ * @param msg The MAVLink message to compress the data into
+ * @param pattern_detected C-struct to read the message contents from
+ */
+static inline uint16_t mavlink_msg_pattern_detected_encode(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, const mavlink_pattern_detected_t* pattern_detected)
+{
+    return mavlink_msg_pattern_detected_pack(system_id, component_id, msg, pattern_detected->type, pattern_detected->confidence, pattern_detected->file, pattern_detected->detected);
+}
+
+/**
+ * @brief Send a pattern_detected message
+ * @param chan MAVLink channel to send the message
+ *
+ * @param type 0: Pattern, 1: Letter
+ * @param confidence Confidence of detection
+ * @param file Pattern file name
+ * @param detected Accepted as true detection, 0 no, 1 yes
+ */
+#ifdef MAVLINK_USE_CONVENIENCE_FUNCTIONS
+
+static inline void mavlink_msg_pattern_detected_send(mavlink_channel_t chan, uint8_t type, float confidence, const int8_t* file, uint8_t detected)
+{
+    mavlink_message_t msg;
+    mavlink_msg_pattern_detected_pack_chan(mavlink_system.sysid, mavlink_system.compid, chan, &msg, type, confidence, file, detected);
+    mavlink_send_uart(chan, &msg);
+}
+
+#endif
+// MESSAGE PATTERN_DETECTED UNPACKING
+
+/**
+ * @brief Get field type from pattern_detected message
+ *
+ * @return 0: Pattern, 1: Letter
+ */
+static inline uint8_t mavlink_msg_pattern_detected_get_type(const mavlink_message_t* msg)
+{
+    return (uint8_t)(msg->payload)[0];
+}
+
+/**
+ * @brief Get field confidence from pattern_detected message
+ *
+ * @return Confidence of detection
+ */
+static inline float mavlink_msg_pattern_detected_get_confidence(const mavlink_message_t* msg)
+{
+    generic_32bit r;
+    r.b[3] = (msg->payload+sizeof(uint8_t))[0];
+    r.b[2] = (msg->payload+sizeof(uint8_t))[1];
+    r.b[1] = (msg->payload+sizeof(uint8_t))[2];
+    r.b[0] = (msg->payload+sizeof(uint8_t))[3];
+    return (float)r.f;
+}
+
+/**
+ * @brief Get field file from pattern_detected message
+ *
+ * @return Pattern file name
+ */
+static inline uint16_t mavlink_msg_pattern_detected_get_file(const mavlink_message_t* msg, int8_t* r_data)
+{
+
+    memcpy(r_data, msg->payload+sizeof(uint8_t)+sizeof(float), 100);
+    return 100;
+}
+
+/**
+ * @brief Get field detected from pattern_detected message
+ *
+ * @return Accepted as true detection, 0 no, 1 yes
+ */
+static inline uint8_t mavlink_msg_pattern_detected_get_detected(const mavlink_message_t* msg)
+{
+    return (uint8_t)(msg->payload+sizeof(uint8_t)+sizeof(float)+100)[0];
+}
+
+/**
+ * @brief Decode a pattern_detected message into a struct
+ *
+ * @param msg The message to decode
+ * @param pattern_detected C-struct to decode the message contents into
+ */
+static inline void mavlink_msg_pattern_detected_decode(const mavlink_message_t* msg, mavlink_pattern_detected_t* pattern_detected)
+{
+    pattern_detected->type = mavlink_msg_pattern_detected_get_type(msg);
+    pattern_detected->confidence = mavlink_msg_pattern_detected_get_confidence(msg);
+    mavlink_msg_pattern_detected_get_file(msg, pattern_detected->file);
+    pattern_detected->detected = mavlink_msg_pattern_detected_get_detected(msg);
+}