v0.6.1 tapered weights fix

Author: d3v-null

CHANGELOG.md

@@ -6,6 +6,12 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic
 Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.6.1] - 2025-07-29
+
+### Fixed
+
+- tapered weights were accidentally written out in peeling, flagging short baselines since v0.5.0
+
 ## [0.6.0] - 2025-07-28
 
 ### Changed

Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "mwa_hyperdrive"
-version = "0.6.0"
+version = "0.6.1"
 authors = [
     "Christopher H. Jordan <christopherjordan87@gmail.com>",
     "Dev Null <dev.null@curtin.edu.au>",

Cargo.toml

@@ -486,4 +486,4 @@ inline __device__ void apply_beam(const JONES *j1, JONES *j, const JONES *j2) {
         fprintf(stderr, "GPU Error: %s:%d, in function %s: %s\n", __FILE__, __LINE__, __func__, gpuGetErrorString(error_id)); \
         return gpuGetErrorString(error_id); \
     } \
-} while (0)
+} while (0)

src/gpu/common.cuh

@@ -1840,7 +1840,7 @@ fn peel_thread(
     let array_position = obs_context.array_position;
     let dut1 = obs_context.dut1.unwrap_or_default();
 
-    for (i, (mut vis_residual_tfb, mut vis_weights_tfb, timeblock)) in
+    for (i, (mut vis_residual_tfb, vis_weights_tfb, timeblock)) in
         rx_full_residual.iter().enumerate()
     {
         // Should we continue?
@@ -1852,8 +1852,10 @@ fn peel_thread(
         // WEIGHTS //
         // /////// //
 
+        // copy weights to a new array for tapering, but keep originals for writing
+        let mut tapered_weights_tfb = vis_weights_tfb.clone();
         peel_weight_params.apply_tfb(
-            vis_weights_tfb.view_mut(),
+            tapered_weights_tfb.view_mut(),
             obs_context,
             timeblock,
             apply_precession,
@@ -1881,7 +1883,7 @@ fn peel_thread(
 
                 peel_cpu(
                     vis_residual_tfb.view_mut(),
-                    vis_weights_tfb.view(),
+                    tapered_weights_tfb.view(),
                     timeblock,
                     source_list,
                     &mut iono_consts,
@@ -1914,7 +1916,7 @@ fn peel_thread(
                 )?;
                 peel_gpu(
                     vis_residual_tfb.view_mut(),
-                    vis_weights_tfb.view(),
+                    tapered_weights_tfb.view(),
                     timeblock,
                     source_list,
                     &mut iono_consts,