fix inconsistency between design_2D_spgr and SPGR2D

src/pulserver/parsing/_base.py

@@ -2,7 +2,7 @@
 
 __all__ = ["BaseParams", "ParamsParser"]
 
-from dataclasses import dataclass, fields
+from dataclasses import dataclass
 from dataclasses import asdict as _asdict
 
 import struct
@@ -53,7 +53,7 @@ def __init__(
             "adc_dead_time": adc_dead_time,
         }
 
-        self.opts = get_opts(_opts_dict)
+        self.opts_dict = get_opts(_opts_dict)
 
     def asdict(self):  # noqa
         return vars(self)

src/pulserver/parsing/_cartesian_params.py

@@ -23,8 +23,9 @@ def __init__(
         Nslices: int | None = None,
         slice_thickness: float | None = None,
         slice_spacing: float | None = 0.0,
-        R: float | None = 1,
-        PF: float | None = 1.0,
+        Rplane: float | None = 1,
+        Rslice: float | None = 1,
+        Cplane: float | None = None,
         TE: float | None = 0.0,
         TR: float | None = 0.0,
         flip: float | None = None,
@@ -53,7 +54,7 @@ def __init__(
         if slice_thickness is None:
             raise ValueError("Please provide slice_thickness")
         self.slice_thickness = slice_thickness
-        self.slice_spacing = slice_spacing
+        self.slice_gap = slice_spacing
 
         # Build matrix
         if Nx is None:
@@ -80,8 +81,10 @@ def __init__(
             self.TR = TR * 1e-3
 
         # Accelerations
-        self.R = R
-        self.PF = PF
+        if Rplane is not None:
+            self.Ry = Rplane
+        if Cplane is not None:
+            self.Cy = Cplane
 
         # apply fudge
         if fudge_factor is not None and gmax is not None:

src/pulserver/sequences/_design_2D_spgr.py

@@ -24,8 +24,8 @@ def design_2D_spgr(
     flip_angle: float,
     TE: float = 0.0,
     TR: float = 0.0,
-    R: int = 1,
-    PF: float = 1.0,
+    Ry: int = 1,
+    Cy: int | None = None,
     opts_dict: str | dict | None = None,
     slice_gap: float = 0.0,
     dummy_scans=10,
@@ -60,10 +60,10 @@ def design_2D_spgr(
     TR: float, optional
         Target Repetition Time in ``[s]``. It is automatically extended to minimum TR.
         The default is ``0.0``
-    R: int, optional
+    Ry: int, optional
         Parallel Imaging undersampling factor. The default is ``1`` (no undersampling).
-    PF: float, optional
-        Partial Fourier acceleration factor. The default is ``1.0`` (no acceleration).
+    Cy: int | None, optional
+        Parallel Imaging autocalibration lines. The default is ``None`` (external calibration).
     opts_dict : str | dict | None, optional
         Either scanner identifier or a dictionary with the following keys:
 
@@ -225,6 +225,9 @@ def design_2D_spgr(
     encoding_plan, _ = plan.cartesian2D(
         g_slice_select=exc_block["gz"],
         slice_thickness=slice_thickness,
+        slice_gap=slice_gap,
+        Ry=Ry,
+        calib=Cy,
         n_slices=n_slices,
         ny=Ny,
         dummy_shots=calib_scans + dummy_scans,