From 67dd4ba3a9adc6a9db8eb543480e9e82310eeccb Mon Sep 17 00:00:00 2001
From: tslil <tslil@posteo.de>
Date: Tue, 12 Jan 2021 01:15:49 -0500
Subject: Train on data that is close to the end of the game only

---
 src/ctaklm.c |  2 ++
 src/pptdb.c  | 32 ++++++++++++++++++++++----------
 2 files changed, 24 insertions(+), 10 deletions(-)

(limited to 'src')

diff --git a/src/ctaklm.c b/src/ctaklm.c
index 346b5a5..a5bfe05 100644
--- a/src/ctaklm.c
+++ b/src/ctaklm.c
@@ -152,6 +152,8 @@ print_info(void) {
 	printf("Caps remaining:   %s%d%s,  %s%d%s\n",
 				 wht,white_count >> 7,rst,
 				 blk,black_count >> 7,rst);
+	printf("Valuation: %s%.6f%s\n",
+				 blk, evaluate_black_win(), rst);
 }
 
 char *gamelog = 0;
diff --git a/src/pptdb.c b/src/pptdb.c
index 773962f..35aa325 100644
--- a/src/pptdb.c
+++ b/src/pptdb.c
@@ -47,8 +47,15 @@ write_input(void) {
 // Warning: performs _no_ checks on input whatsoever
 static enum E_RESULT
 parse_line(const char *pt, const ssize_t read) {
-	ssize_t idx = 0;
+	ssize_t idx;
 	enum E_RESULT r;
+	int total_plies = 0;
+
+	for (idx=0;idx<read;idx++) {
+		if (pt[idx]==',') total_plies++;
+	}
+
+	idx=0;
 	for(;;) {
 		if (pt[idx] == 'P') {
 			// P [A-F][1-6] [CF]?,
@@ -69,10 +76,11 @@ parse_line(const char *pt, const ssize_t read) {
 			r = try_place(THE_COORDS(col,row), current_colour, stone);
 			if (r != ACT_OK) return r;
 
-			char buf[20];
-			generate_place(board_size, THE_COORDS(col,row), stone, buf);
-			puts(buf);
-
+			/*
+			 * char buf[20];
+			 * generate_place(board_size, THE_COORDS(col,row), stone, buf);
+			 * puts(buf);
+			 */
 		} else if (pt[idx] == 'M') {
 			// M [A-F][1-6] [A-F][1-6]( [1-6])+,
 			idx+=2;
@@ -104,15 +112,19 @@ parse_line(const char *pt, const ssize_t read) {
 				}
 			}
 
-			char buf[20];
-			generate_move(board_size, THE_COORDS(s_col, s_row), dir, steps, drops, buf);
-			puts(buf);
+			/*
+			 * char buf[20];
+			 * generate_move(board_size, THE_COORDS(s_col, s_row), dir, steps, drops, buf);
+			 * puts(buf);
+			 */
 		}
 
-		if (current_colour == C_BLACK && ply > 15) puts("Here");
+		/*
+		 * if (current_colour == C_BLACK && ply > 15) puts("Here");
+		 */
 
 		// Generate training data, not too early in the game
-		if (generate && current_colour == C_BLACK && ply > 15) {
+		if (generate && current_colour == C_BLACK && ply > total_plies - 5) {
 			write_input();
 			fprintf(training_fh,"%d,%d\n", result, 1-result);
 		}
-- 
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