Add plots to ao-postflight using the plplot library

It's not perfect, but it generates .svg plot output.

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 18 insertions, 0 deletions

diff --git a/ao-tools/lib/cc-process.c b/ao-tools/lib/cc-process.c
index e906b635..469ad2f2 100644
--- a/ao-tools/lib/cc-process.c
+++ b/ao-tools/lib/cc-process.c
@@ -138,3 +138,21 @@ cc_flight_cook(struct cc_flightraw *raw)
 	cooked->state.time_offset = raw->state.time_offset;
 	return cooked;
 }
+
+#define if_free(x)	((x) ? free(x) : (void) 0)
+
+void
+cc_flightcooked_free(struct cc_flightcooked *cooked)
+{
+	if_free(cooked->accel_accel.data);
+	if_free(cooked->accel_speed.data);
+	if_free(cooked->accel_pos.data);
+	if_free(cooked->pres_pos.data);
+	if_free(cooked->pres_speed.data);
+	if_free(cooked->pres_accel.data);
+	if_free(cooked->gps_lat.data);
+	if_free(cooked->gps_lon.data);
+	if_free(cooked->gps_alt.data);
+	if_free(cooked->state.data);
+	free(cooked);
+}