From ea56aca669d38f9f810d48f83556fe02c66d54c1 Mon Sep 17 00:00:00 2001
From: Paul Duncan <pabs@pablotron.org>
Date: Tue, 5 Feb 2019 19:51:31 -0500
Subject: add bounds to training output

---
 src/km-set-print.c | 33 +++++++++++++++++++++++++++++----
 src/km.h           |  1 +
 src/main.c         |  5 +++--
 3 files changed, 33 insertions(+), 6 deletions(-)

(limited to 'src')

diff --git a/src/km-set-print.c b/src/km-set-print.c
index aa93f96..de394b5 100644
--- a/src/km-set-print.c
+++ b/src/km-set-print.c
@@ -3,21 +3,46 @@
 #include "util.h"
 #include "km.h"
 
+static bool
+km_set_print_bounds(
+  const float * const bounds,
+  const size_t num_floats,
+  FILE * const fh
+) {
+  if (bounds) {
+    fprintf(fh, "2 0\n");
+    for (size_t i = 0; i < num_floats; i++) {
+      fprintf(fh, "%f %f\n", bounds[i], bounds[num_floats + i]);
+    }
+  }
+
+  // return success
+  return true;
+}
+
 bool
 km_set_print(
   const km_set_t * const set,
+  const float * const bounds,
   FILE * const fh
 ) {
+  const size_t num_floats = set->shape.num_floats;
+
+  if (!km_set_print_bounds(bounds, num_floats, fh)) {
+    // return failure
+    return false;
+  }
+
   // print shape
-  fprintf(fh, "%zu %zu\n", set->shape.num_floats, set->shape.num_ints);
+  fprintf(fh, "%zu %zu\n", num_floats, set->shape.num_ints);
 
   // print rows
   for (size_t i = 0; i < set->num_rows; i++) {
-    if (set->shape.num_floats > 0) {
+    if (num_floats > 0) {
       const float * const vals = km_set_get_row(set, i);
 
       // print floats
-      for (size_t j = 0; j < set->shape.num_floats; j++) {
+      for (size_t j = 0; j < num_floats; j++) {
         fprintf(fh, "%s%f", (j > 0) ? " ": "", vals[j]);
       }
     }
@@ -27,7 +52,7 @@ km_set_print(
       const int * const vals = km_set_get_row_ints(set, i);
 
       for (size_t j = 0; j < set->shape.num_ints; j++) {
-        const bool need_space = (set->shape.num_floats > 0) || (j > 0);
+        const bool need_space = (num_floats > 0) || (j > 0);
         fprintf(fh, "%s%d",  need_space ? " ": "", vals[j]);
       }
     }
diff --git a/src/km.h b/src/km.h
index 83d7be0..717fafe 100644
--- a/src/km.h
+++ b/src/km.h
@@ -199,6 +199,7 @@ km_load(
 _Bool
 km_set_print(
   const km_set_t * const,
+  const float * const,
   FILE * const fh
 );
 
diff --git a/src/main.c b/src/main.c
index 386af16..4c63d16 100644
--- a/src/main.c
+++ b/src/main.c
@@ -241,9 +241,10 @@ ctx_save_png(
 static void
 ctx_best_print(
   const ctx_t * const ctx,
+  const float * const bounds,
   FILE * const fh
 ) {
-  if (!km_set_print(&(ctx->best[ctx_get_max_best(ctx) - 1].set), fh)) {
+  if (!km_set_print(&(ctx->best[ctx_get_max_best(ctx) - 1].set), bounds, fh)) {
     die("km_set_print()");
   }
 }
@@ -301,7 +302,7 @@ int main(int argc, char *argv[]) {
   ctx_best_sort(&ctx);
 
   // print best
-  ctx_best_print(&ctx, stdout);
+  ctx_best_print(&ctx, set.bounds, stdout);
 
   if (png_path) {
     // save png of normalized data set and best clusters
-- 
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