TL: updated figures scripts

Author: tlunet

outputs/01_SISC/fig_comparison.py

@@ -30,10 +30,10 @@
          nodesType='EQUID',
          qType='LOBATTO')]
 
-algos = ['GaussSeidel', 'Jacobi', 'Parareal',
-         'STMG', 'PFASST', 'ATMG', 'TFASST']
-labels = ['ABGS', 'ABJ', 'Parareal-1',
-          'Parareal-2', 'PFASST', 'Parareal-3', 'TMG$_f$']
+algos = ['STMG', 'TFASST', 'Parareal', 'GaussSeidel', 'Jacobi',
+         'ATMG', 'PFASST', ]
+labels = ['Parareal-1 (TMG)', 'TMG$_f$', 'Parareal-2', 'ABGS', 'ABJ',
+          'Parareal-3 (TMG$_c$)', 'PFASST']
 symbols = ['p', 's', '>', 'o', '^', '+', '<']
 
 iFig = 1

outputs/01_SISC/fig_parareal.py

@@ -31,7 +31,14 @@
         M=1, method=fineMethod, nodes=nodesType, qType=qType,
         nStepPerNode=10)
     s.setPhiDelta(deltaMethod, nStepPerNode=5)
+
+    t, uExact = s.getU('Exact', times=True)
+    uDelta = s.getU('Delta')
     uFine = s.getU('Fine')
+    errFine = np.max(np.abs(uExact-uFine))
+    errCoarse = np.max(np.abs(uExact-uDelta))
+    print(f'ErrFine : {errFine:1.2e}')
+    print(f'ErrCoarse : {errCoarse:1.2e}')
 
     algo = 'Parareal'
     # Initialization
@@ -61,7 +68,14 @@
         plt.ylim(1e-13, 10)
     if i == 2:
         plt.ylim(1e-2, 1e4)
+        textArgs = dict(
+            bbox=dict(boxstyle="round",
+                      ec=(0.5, 0.5, 0.5),
+                      fc=(0.8, 0.8, 0.8)))
+        plt.text(0, 0.02, 'Max. abs. err. fine: $8.35e^{-4}$', **textArgs)
     if i == 3:
         plt.ylim(1e-13, 10)
+    plt.hlines([errFine, errCoarse], 0, nIter,
+               colors='gray', linestyles='--', linewidth=1.5)
     setFig('Iteration', 'Error vs. fine solution',
            fileName=f'fig_Parareal_{i}.pdf')