embedded3: the device download carries the previous step's field (the control-volume route's unsteady term read the initial profile)

Co-Authored-By: Claude Fable 5.1 <[email protected]>
2026-09-17 17:25:32 -05:00
parent 338d66f85e
commit 4fecb3098c
1 changed files with 11 additions and 0 deletions
@@ -251,6 +251,17 @@ impl DeviceStep {
            .memcpy_dtoh(&self.p_prime, &mut field.p_prime)
            .expect("p'");
        rt.stream.memcpy_dtoh(&self.sp, &mut field.sp).expect("sp");
+        // The previous step's field too (the control-volume route's
+        // unsteady term reads it).
+        rt.stream
+            .memcpy_dtoh(&self.u_old, &mut field.u_old)
+            .expect("u_old");
+        rt.stream
+            .memcpy_dtoh(&self.v_old, &mut field.v_old)
+            .expect("v_old");
+        rt.stream
+            .memcpy_dtoh(&self.w_old, &mut field.w_old)
+            .expect("w_old");
        rt.stream.synchronize().expect("sync");
    }