From 511d35254618675938f3c3cc57768a13db21d9c3 Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Tue, 19 May 2015 14:57:20 +0200
Subject: partialator: Show initial and final residuals (including free)

---
 src/partialator.c     | 32 ++++++++++++++++++++++++++++++--
 src/post-refinement.c |  4 ++++
 src/post-refinement.h |  4 ++++
 3 files changed, 38 insertions(+), 2 deletions(-)

diff --git a/src/partialator.c b/src/partialator.c
index 9815695f..3f06ff73 100644
--- a/src/partialator.c
+++ b/src/partialator.c
@@ -99,6 +99,10 @@ struct queue_args
 	Crystal **crystals;
 	int n_crystals;
 	struct refine_args task_defaults;
+	double initial_residual;
+	double initial_free_residual;
+	double final_residual;
+	double final_free_residual;
 };
 
 
@@ -134,6 +138,10 @@ static void done_image(void *vqargs, void *task)
 	struct refine_args *pargs = task;
 
 	qargs->n_done++;
+	qargs->initial_residual += pargs->prdata.initial_residual;
+	qargs->initial_free_residual += pargs->prdata.initial_free_residual;
+	qargs->final_residual += pargs->prdata.final_residual;
+	qargs->final_free_residual += pargs->prdata.final_free_residual;
 
 	progress_bar(qargs->n_done, qargs->n_crystals, "Refining");
 	free(task);
@@ -142,7 +150,9 @@ static void done_image(void *vqargs, void *task)
 
 static void refine_all(Crystal **crystals, int n_crystals,
                        RefList *full, int nthreads, PartialityModel pmodel,
-                       int no_scale)
+                       int no_scale,
+                       double *initial_residual, double *initial_free_residual,
+                       double *final_residual, double *final_free_residual)
 {
 	struct refine_args task_defaults;
 	struct queue_args qargs;
@@ -159,12 +169,21 @@ static void refine_all(Crystal **crystals, int n_crystals,
 	qargs.n_done = 0;
 	qargs.n_crystals = n_crystals;
 	qargs.crystals = crystals;
+	qargs.initial_residual = 0.0;
+	qargs.initial_free_residual = 0.0;
+	qargs.final_residual = 0.0;
+	qargs.final_free_residual = 0.0;
 
 	/* Don't have threads which are doing nothing */
 	if ( n_crystals < nthreads ) nthreads = n_crystals;
 
 	run_threads(nthreads, refine_image, get_image, done_image,
 	            &qargs, n_crystals, 0, 0, 0);
+
+	*initial_residual = qargs.initial_residual;
+	*initial_free_residual = qargs.initial_free_residual;
+	*final_residual = qargs.final_residual;
+	*final_free_residual = qargs.final_free_residual;
 }
 
 
@@ -737,11 +756,20 @@ int main(int argc, char *argv[])
 	/* Iterate */
 	for ( i=0; i<n_iter; i++ ) {
 
+		double init_dev, init_free_dev;
+		double final_dev, final_free_dev;
+
 		STATUS("Refinement cycle %i of %i\n", i+1, n_iter);
 
 		/* Refine all crystals to get the best fit */
 		refine_all(crystals, n_crystals, full, nthreads, pmodel,
-		           no_scale);
+		           no_scale, &init_dev, &init_free_dev,
+		           &final_dev, &final_free_dev);
+
+		STATUS("Overall residual: initial = %e, final = %e\n",
+		       init_dev, final_dev);
+		STATUS("Overall free residual: initial = %e, final = %e\n",
+		       init_free_dev, final_free_dev);
 
 		show_duds(crystals, n_crystals);
 		check_rejection(crystals, n_crystals);
diff --git a/src/post-refinement.c b/src/post-refinement.c
index 27a74e76..ccf010e2 100644
--- a/src/post-refinement.c
+++ b/src/post-refinement.c
@@ -562,6 +562,8 @@ struct prdata pr_refine(Crystal *cr, const RefList *full,
 	if ( crystal_get_user_flag(cr) != 0 ) return prdata;
 
 	old_dev = residual(cr, full, 0, 0);
+	prdata.initial_free_residual = residual(cr, full, 0, 1);
+	prdata.initial_residual = old_dev;
 
 	if ( verbose ) {
 		STATUS("\n");  /* Deal with progress bar */
@@ -602,6 +604,8 @@ struct prdata pr_refine(Crystal *cr, const RefList *full,
 	if ( crystal_get_user_flag(cr) == 0 ) {
 		prdata.refined = 1;
 	}
+	prdata.final_free_residual = residual(cr, full, 0, 1);
+	prdata.final_residual = old_dev;
 
 	if ( verbose ) {
 		STATUS("Final G=%.2f, B=%e\n", crystal_get_osf(cr),
diff --git a/src/post-refinement.h b/src/post-refinement.h
index 844afbd1..fd2d771b 100644
--- a/src/post-refinement.h
+++ b/src/post-refinement.h
@@ -47,6 +47,10 @@ struct prdata
 {
 	int refined;
 	int n_filtered;
+	double initial_residual;
+	double initial_free_residual;
+	double final_residual;
+	double final_free_residual;
 };
 
 
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