add ambient pressure input

1 files changed, 2 insertions, 0 deletions

diff --git a/engine.h b/engine.h
index eaa7dc6..43d5f4b 100644
--- a/engine.h
+++ b/engine.h
@@ -1,5 +1,7 @@
 typedef struct {
 	Volume displacement;
+	Temperature ambient_temperature;
+	Pressure ambient_pressure;
 	AngularSpeed rpm;
 	Pressure map;
 	Fraction ve;