Merge pull request #15 from arnaudon/plottting

some plotting updates
arnaudon · Jun 15, 2022 · 379b503 · 379b503
2 parents f9adc79 + d1ee9c3
commit 379b503
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Showing 2 changed files with 30 additions and 7 deletions.
diff --git a/netsalt/plotting.py b/netsalt/plotting.py
@@ -95,13 +95,16 @@ def plot_stem_spectra(
     else:
         fig = None
 
+    # add first and last point to have spectra spanning entire plot
+    threshold_modes = np.insert(threshold_modes, 0, ks[0])
+    modal_amplitudes = np.insert(modal_amplitudes, 0, 0)
+    threshold_modes = np.append(threshold_modes, ks[-1])
+    modal_amplitudes = np.append(modal_amplitudes, 0)
     markerline, _, baseline = ax.stem(
         threshold_modes, modal_amplitudes, "-", linefmt="grey", markerfmt=" "
     )
 
-    # colors = cycle(["C{}".format(i) for i in range(10)])
     markerline.set_markerfacecolor("white")
-    # plt.setp(stemlines, "alpha", 0.5, "linewidth", 2)
     plt.setp(baseline, "color", "grey", "linewidth", 1)
     ax.set_xlabel(r"$k$")
     ax.set_ylabel("Intensity (a.u.)")
@@ -114,7 +117,9 @@ def plot_stem_spectra(
 
     ax2 = ax.twinx()
     ks = np.linspace(graph.graph["params"]["k_min"], graph.graph["params"]["k_max"], 1000)
-    ax2.plot(ks, lorentzian(ks, graph), "r--")
+    gain = lorentzian(ks, graph)
+    ax2.plot(ks, gain, "r--")
+    ax2.set_ylim(0, max(gain) * 1.1)
     ax2.set_xlabel(r"$\lambda$")
     ax2.set_ylabel("Gain spectrum (a.u.)")
 
@@ -370,7 +375,9 @@ def plot_quantum_graph(
         _savefig(graph, fig, folder, filename)
 
 
-def plot_pump_traj(modes_df, with_scatter=True, with_approx=True, ax=None):
+def plot_pump_traj(
+    modes_df, with_scatter=True, with_approx=True, ax=None, d0s_max=None, s=1, c="d0"
+):
     """plot pump trajectories"""
     if ax is None:
         ax = plt.gca()
@@ -379,9 +386,25 @@ def plot_pump_traj(modes_df, with_scatter=True, with_approx=True, ax=None):
 
     pumped_modes = modes_df["mode_trajectories"].to_numpy()
     for pumped_mode in pumped_modes:
-        if with_scatter:
-            ax.scatter(np.real(pumped_mode), -np.imag(pumped_mode), marker="o", s=10, c="b")
         ax.plot(np.real(pumped_mode), -np.imag(pumped_mode), c=next(colors))
+        if with_scatter:
+            vmax = None
+            if c == "d0":
+                c = modes_df["mode_trajectories"].columns.to_list()
+                if d0s_max is None:
+                    vmax = c[max(np.argmin(abs(np.imag(pumped_modes)), axis=1)) + 1]
+                else:
+                    vmax = d0s_max
+            ax.scatter(
+                np.real(pumped_mode),
+                -np.imag(pumped_mode),
+                marker="o",
+                s=s,
+                c=c,
+                vmax=vmax,
+                vmin=0,
+                zorder=10,
+            )
 
     if "mode_trajectories_approx" in modes_df and with_approx:
         pumped_modes_approx = modes_df["mode_trajectories_approx"].to_numpy()

diff --git a/netsalt/tasks/analysis.py b/netsalt/tasks/analysis.py
@@ -217,7 +217,7 @@ def run(self):
         qualities = load_qualities(filename=self.input()["qualities"].path)
         modes_df = load_modes(self.input()["thresholds"].path)
 
-        plot_scan(qg, qualities, modes_df, relax_upper=True)
+        plot_scan(qg, qualities, modes_df, relax_upper=True, with_approx=False)
         plt.savefig(self.output().path, bbox_inches="tight")
 
     def output(self):