CLAUDE: GpuQuadJna setLpfRbg/setLpfCorr overrides -> tp_proc_set_const (fix first JNA NPE)

setLpfRbg flattens the 4x64 r/b/g/m arrays -> "lpf_data"; setLpfCorr -> const_name
(lpf_corr / lpf_rb_corr). Uploads to the native module's constant memory, matching JCUDA. mvn clean.
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

src/main/java/com/elphel/imagej/gpu/jna/GpuQuadJna.java

@@ -253,4 +253,16 @@ public class GpuQuadJna extends GpuQuad {
     @Override public int[] handleWH(int[] wh, boolean ref_scene) {
         return (wh != null) ? wh : new int[]{img_width, img_height};
     }
+
+    // ---- LPF filter coefficients -> native __constant__ memory (same as GpuQuad's cuModuleGetGlobal path) ----
+    @Override public void setLpfRbg(float[][] lpf_rbg, boolean debug) {
+        int l = lpf_rbg[0].length;
+        float[] lpf_flat = new float[lpf_rbg.length * l];
+        for (int i = 0; i < lpf_rbg.length; i++)
+            for (int j = 0; j < l; j++) lpf_flat[j + i * l] = lpf_rbg[i][j];
+        lib.tp_proc_set_const(proc, "lpf_data", lpf_flat, lpf_flat.length);
+    }
+    @Override public void setLpfCorr(String const_name, float[] lpf_flat, boolean debug) {
+        lib.tp_proc_set_const(proc, const_name, lpf_flat, lpf_flat.length);
+    }
 }

src/main/java/com/elphel/imagej/gpu/jna/TpJna.java

@@ -95,6 +95,8 @@ public interface TpJna extends Library {
     int     tp_proc_get_corr2d(Pointer proc, float[] out, int corrRad);
     int     tp_proc_num_corr_tiles(Pointer proc);
     int     tp_proc_num_corr_combo(Pointer proc);
+    /** Upload to a named __constant__ symbol (lpf_data / lpf_corr / lpf_rb_corr). 0 on success. */
+    int     tp_proc_set_const(Pointer proc, String name, float[] data, int n);
     void    tp_proc_destroy(Pointer proc);
     /** Validate the persistent path: convert CLT (outCltErr), imclt RBG (outRbgErr), quad corr
      *  order-independent (outCorrErr), + no_kernels smoke (outNokernMax). */