update tests and plotting

src/pg_rad/plotting/result_plotter.py

@@ -1,3 +1,7 @@
+from importlib.resources import files
+
+import numpy as np
+import pandas as pd
 from matplotlib import pyplot as plt
 from matplotlib.gridspec import GridSpec
 
@@ -13,45 +17,79 @@ class ResultPlotter:
         self.source_res = output.sources
 
     def plot(self, landscape_z: float = 0):
-        fig = plt.figure(figsize=(12, 10), constrained_layout=True)
-        fig.suptitle(self.landscape.name)
-        gs = GridSpec(
-            4,
-            2,
-            width_ratios=[0.5, 0.5],
-            height_ratios=[0.7, 0.1, 0.1, 0.1],
-            hspace=0.2)
-
-        ax1 = fig.add_subplot(gs[0, 0])
-        self._draw_count_rate(ax1)
-
-        ax2 = fig.add_subplot(gs[0, 1])
-        self._plot_landscape(ax2, landscape_z)
-
-        ax3 = fig.add_subplot(gs[1, :])
-        self._draw_table(ax3)
-
-        ax4 = fig.add_subplot(gs[2, :])
-        self._draw_detector_table(ax4)
-
-        ax5 = fig.add_subplot(gs[3, :])
-        self._draw_source_table(ax5)
+        self._plot_main(landscape_z)
+        self._plot_detector()
+        self._plot_metadata()
 
         plt.show()
 
+    def _plot_main(self, landscape_z):
+        fig = plt.figure(figsize=(12, 8))
+        fig.suptitle(self.landscape.name)
+        fig.canvas.manager.set_window_title("Main results")
+
+        gs = GridSpec(
+            2, 2, figure=fig,
+            height_ratios=[1, 2], width_ratios=[1, 1],
+            hspace=0.3, wspace=0.3)
+
+        ax_cps = fig.add_subplot(gs[0, 0])
+        self._draw_cps(ax_cps)
+
+        ax_counts = fig.add_subplot(gs[0, 1])
+        self._draw_count_rate(ax_counts)
+
+        ax_landscape = fig.add_subplot(gs[1, :])
+        self._plot_landscape(ax_landscape, landscape_z)
+
+    def _plot_detector(self):
+        det = self.landscape.detector
+
+        fig = plt.figure(figsize=(10, 4))
+        fig.canvas.manager.set_window_title("Detector")
+
+        gs = GridSpec(1, 2, figure=fig, width_ratios=[0.5, 0.5])
+
+        ax_table = fig.add_subplot(gs[0, 0])
+        self._draw_detector_table(ax_table)
+
+        if not det.is_isotropic:
+            ax_polar = fig.add_subplot(gs[0, 1], projection='polar')
+
+            energies = [
+                source.primary_gamma for source in self.source_res
+            ]
+
+            self._draw_angular_efficiency_polar(ax_polar, det, energies[0])
+
+    def _plot_metadata(self):
+        fig, axs = plt.subplots(2, 1, figsize=(10, 6))
+        fig.canvas.manager.set_window_title("Simulation Metadata")
+
+        self._draw_table(axs[0])
+        self._draw_source_table(axs[1])
+
     def _plot_landscape(self, ax, z):
         lp = LandscapeSlicePlotter()
         ax = lp.plot(landscape=self.landscape, z=z, ax=ax, show=False)
         return ax
 
-    def _draw_count_rate(self, ax):
-        x = self.count_rate_res.arc_length
-        y = self.count_rate_res.count_rate
-        ax.plot(x, y, label='Count rate', color='r')
-        ax.set_title('Count rate')
+    def _draw_cps(self, ax):
+        x = self.count_rate_res.sub_points
+        y = self.count_rate_res.cps
+        ax.plot(x, y, color='b')
+        ax.set_title('Counts per second (CPS)')
         ax.set_xlabel('Arc length s [m]')
-        ax.set_ylabel('Counts')
-        ax.legend()
+        ax.set_ylabel('CPS [s$^{-1}$]')
+
+    def _draw_count_rate(self, ax):
+        x = self.count_rate_res.acquisition_points
+        y = self.count_rate_res.integrated_counts
+        ax.plot(x, y, color='r', linestyle='--', alpha=0.2)
+        ax.scatter(x, y, color='r', marker='x')
+        ax.set_title('Integrated counts')
+        ax.set_xlabel('Arc length s [m]')
+        ax.set_ylabel('N')
 
     def _draw_table(self, ax):
         ax.set_axis_off()
@@ -60,6 +98,7 @@ class ResultPlotter:
         data = [
             ["Air density (kg/m^3)", round(self.landscape.air_density, 3)],
             ["Total path length (m)", round(self.landscape.path.length, 3)],
+            ["Readout points", len(self.count_rate_res.integrated_counts)],
         ]
 
         ax.table(
@@ -72,13 +111,28 @@ class ResultPlotter:
 
     def _draw_detector_table(self, ax):
         det = self.landscape.detector
-        print(det)
+
+        if det.is_isotropic:
+            det_type = "Isotropic"
+        else:
+            det_type = "Angular"
+
+        source_energies = [
+            source.primary_gamma for source in self.source_res
+        ]
+
+        # list field efficiencies for each primary gamma in the landscape
+        effs = {e: det.get_efficiency(e) for e in source_energies}
+        formatted_effs = ", ".join(
+            f"{value:.3f} @ {key:.1f} keV"
+            for key, value in effs.items()
+        )
         ax.set_axis_off()
         ax.set_title('Detector')
         cols = ('Parameter', 'Value')
         data = [
-            ["Name", det.name],
-            ["Type", det.efficiency],
+            ["Detector", f"{det.name} ({det_type})"],
+            ["Field efficiency", formatted_effs],
         ]
 
         ax.table(
@@ -119,3 +173,34 @@ class ResultPlotter:
         )
 
         return ax
+
+    def _draw_angular_efficiency_polar(self, ax, detector, energy_keV):
+        # find the energies available for this detector.
+        csv = files('pg_rad.data.angular_efficiencies').joinpath(
+            detector.name + '.csv'
+        )
+        data = pd.read_csv(csv)
+        energy_cols = [col for col in data.columns if col != "angle"]
+        energies = np.array([float(col) for col in energy_cols])
+
+        # take energy column that is within 1% tolerance of energy_keV
+        rel_diff = np.abs(energies - energy_keV) / energies
+        match_idx = np.where(rel_diff <= 0.01)[0]
+        best_idx = match_idx[np.argmin(rel_diff[match_idx])]
+        col = energy_cols[best_idx]
+
+        theta_deg = data["angle"].to_numpy()
+        eff = data[col].to_numpy()
+
+        idx = np.argsort(theta_deg)
+        theta_deg = theta_deg[idx]
+        eff = eff[idx]
+
+        theta_deg = np.append(theta_deg, theta_deg[0])
+        eff = np.append(eff, eff[0])
+
+        theta_rad = np.radians(theta_deg)
+
+        print(theta_rad)
+        ax.plot(theta_rad, eff)
+        ax.set_title(f"Rel. angular efficiency @ {energy_keV:.1f} keV")

tests/test_attenuation_functions.py

@@ -1,6 +1,6 @@
 import pytest
 
-from pg_rad.physics import get_mass_attenuation_coeff
+from pg_rad.utils.interpolators import get_mass_attenuation_coeff
 
 
 @pytest.mark.parametrize("energy,mu", [

tests/test_fluence_rate.py

@@ -3,20 +3,20 @@ import pytest
 
 from pg_rad.inputparser.parser import ConfigParser
 from pg_rad.landscape.director import LandscapeDirector
-from pg_rad.physics import calculate_fluence_at
+from pg_rad.physics.fluence import phi
 
 
 @pytest.fixture
 def isotropic_detector():
-    from pg_rad.detector.detectors import IsotropicDetector
-    return IsotropicDetector(name="test_detector", eff=1.0)
+    from pg_rad.detector.detector import load_detector
+    return load_detector('dummy')
 
 
 @pytest.fixture
 def phi_ref(test_landscape, isotropic_detector):
     source = test_landscape.point_sources[0]
 
-    r = np.linalg.norm(np.array([10, 10, 0]) - np.array(source.pos))
+    r = np.linalg.norm(np.array([0, 0, 0]) - np.array(source.pos))
 
     A = source.activity * 1E6
     b = source.isotope.b
@@ -43,12 +43,11 @@ def test_landscape():
     sources:
         test_source:
             activity_MBq: 100
-            position: [0, 0, 0]
-            isotope: CS137
+            position: [0, 100, 0]
+            isotope: Cs137
+            gamma_energy_keV: 661
 
-    detector:
-        name: dummy
-        is_isotropic: True
+    detector: dummy
     """
 
     cp = ConfigParser(test_yaml).parse()
@@ -57,10 +56,15 @@ def test_landscape():
 
 
 def test_single_source_fluence(phi_ref, test_landscape, isotropic_detector):
-    phi = calculate_fluence_at(
-        test_landscape,
-        np.array([10, 10, 0]),
-        isotropic_detector,
-        tangent_vectors=None,
+    s = test_landscape.point_sources[0]
+    r = np.linalg.norm(np.array([0, 0, 0]) - np.array(s.pos))
+    phi_calc = phi(
+        r,
+        s.activity*1E6,
+        s.isotope.b,
+        s.isotope.mu_mass_air,
+        test_landscape.air_density,
+        isotropic_detector.get_efficiency(s.isotope.E)
         )
-    assert pytest.approx(phi[0], rel=1E-3) == phi_ref
+
+    assert pytest.approx(phi_calc, rel=1E-6) == phi_ref

tests/test_sources.py

@@ -1,7 +1,7 @@
 import numpy as np
 import pytest
 
-from pg_rad.objects import PointSource
+from pg_rad.objects.sources import PointSource
 
 
 @pytest.fixture