+ public int along = AltosLib.MISSING;
+ public int across = AltosLib.MISSING;
+ public int through = AltosLib.MISSING;
+
+ public static final int model_hmc5883 = 0;
+ public static final int model_mmc5983 = 1;
+
+ public int mag_model = AltosLib.MISSING;
+
+ public static final double counts_per_gauss_hmc5883 = 1090;
+ public static final double counts_per_gauss_mmc5983 = 4096;
+
+ public static double counts_per_gauss(int imu_type, int mag_model) {
+ switch(mag_model) {
+ case AltosLib.model_hmc5883:
+ return counts_per_gauss_hmc5883;
+ case AltosLib.model_mmc5983:
+ return counts_per_gauss_mmc5983;
+ }
+ switch (imu_type) {
+ case AltosIMU.imu_type_telemega_v1_v2:
+ case AltosIMU.imu_type_easymega_v1:
+ return counts_per_gauss_hmc5883;
+ }
+
+ return AltosIMU.counts_per_gauss(imu_type, mag_model);
+ }
+
+ public static double convert_gauss(double counts, int imu_type, int mag_model) {
+ double cpg = counts_per_gauss(imu_type, mag_model);
+
+ if (cpg == AltosLib.MISSING)
+ return AltosLib.MISSING;
+
+ return counts / cpg;
+ }
+
+ public boolean parse_string(String line) {
+
+ if (line.startsWith("X:")) {
+
+ String[] items = line.split("\\s+");
+
+ mag_model = model_hmc5883;
+
+ if (items.length >= 6) {
+ across = Integer.parseInt(items[1]);
+ through = Integer.parseInt(items[3]);
+ along = Integer.parseInt(items[5]);
+ }
+ return true;
+ }
+ if (line.startsWith("MMC5983:")) {
+ String[] items = line.split("\\s+");
+
+ mag_model = model_mmc5983;
+
+ if (items.length >= 4) {
+ along = Integer.parseInt(items[1]);
+ across = Integer.parseInt(items[2]);
+ through = Integer.parseInt(items[3]);
+ }
+ return true;
+ }
+
+ return false;
+ }