Updated the default star particles to also include the chemistry and tracers structures.

src/stars/Default/stars_part.h

@@ -22,6 +22,10 @@
 /* Some standard headers. */
 #include <stdlib.h>
 
+/* Read chemistry */
+#include "chemistry_struct.h"
+#include "tracers_struct.h"
+
 /**
  * @brief Particle fields for the star particles.
  *
@@ -65,6 +69,12 @@ struct spart {
 
   } density;
 
+  /*! Tracer structure */
+  struct tracers_xpart_data tracers_data;
+
+  /*! Chemistry structure */
+  struct chemistry_part_data chemistry_data;
+
 #ifdef SWIFT_DEBUG_CHECKS
 
   /* Time of the last drift */

src/stars/EAGLE/stars_part.h

@@ -58,21 +58,6 @@ struct spart {
   /*! Initial star mass */
   float mass_init;
 
-  /*! Union for the birth time and birht scale factor */
-  union {
-    /*! Birth time */
-    float birth_time;
-
-    /*! Birth scale factor */
-    float birth_scale_factor;
-  };
-
-  /*! Birth density */
-  float birth_density;
-
-  /*! Tracer structure */
-  struct tracers_xpart_data tracers_data;
-
   /* Particle cutoff radius. */
   float h;
 
@@ -88,6 +73,21 @@ struct spart {
 
   } density;
 
+  /*! Union for the birth time and birht scale factor */
+  union {
+    /*! Birth time */
+    float birth_time;
+
+    /*! Birth scale factor */
+    float birth_scale_factor;
+  };
+
+  /*! Birth density */
+  float birth_density;
+
+  /*! Tracer structure */
+  struct tracers_xpart_data tracers_data;
+
   /*! Chemistry structure */
   struct chemistry_part_data chemistry_data;