From 3e2fca227b749858fa8bc65e3bda3efcc2aa1734 Mon Sep 17 00:00:00 2001
From: Quinten Kock <quinten@quinten.space>
Date: Tue, 16 Jun 2020 00:15:32 +0200
Subject: [PATCH] implement more Board functions outside Class definition

---
 Board.h | 73 ++++++++++++++++++++++++++++++---------------------------
 1 file changed, 39 insertions(+), 34 deletions(-)

diff --git a/Board.h b/Board.h
index 9231ba3..7d05e5d 100644
--- a/Board.h
+++ b/Board.h
@@ -54,41 +54,11 @@ class Board {
 	static const byte PTR_UNMOVE_LAST = 0x7E;
 	byte PTR_UNMOVE = PTR_UNMOVE_START;
 
-	void next_unmove() {
-		PTR_UNMOVE++;
-		if(PTR_UNMOVE > PTR_UNMOVE_LAST) {
-			panic(F("Unmove stack overflow"));
-		}
-		if(!(PTR_UNMOVE & 0x8)) {
-			PTR_UNMOVE += 0x8;
-		}
-	}
-	void prev_unmove() {
-		PTR_UNMOVE--;
-		if(PTR_UNMOVE < PTR_UNMOVE_START) {
-			panic(F("Unmaking from empty stack"));
-		}
-		if(!(PTR_UNMOVE & 0x8)) {
-			PTR_UNMOVE -= 0x8;
-		}
-	}
+	void next_unmove();
+	void prev_unmove();
 
-	void store_unmove(Unmove u) {
-		byte *ub = (byte*) &u;
-		for(size_t i = 0; i < sizeof(u); i++) {
-			next_unmove();
-			field[PTR_UNMOVE] = ub[i];
-		}
-	}
-	Unmove read_unmove() {
-		Unmove u;
-		byte* ptr = (byte*) &u;
-		for(int i = sizeof(u) - 1; i >= 0; i--) {
-			ptr[i] = field[PTR_UNMOVE];
-			prev_unmove();
-		}
-		return u;
-	}
+	void store_unmove(Unmove u);
+	Unmove read_unmove();
 
 
 };
@@ -114,4 +84,39 @@ void Board::make(Move m) {
 	Serial.println(u2.sq_to, HEX);
 }
 
+void Board::next_unmove() {
+	PTR_UNMOVE++;
+	if(PTR_UNMOVE > PTR_UNMOVE_LAST) {
+		panic(F("Unmove stack overflow"));
+	}
+	if(!(PTR_UNMOVE & 0x8)) {
+		PTR_UNMOVE += 0x8;
+	}
+}
+void Board::prev_unmove() {
+	PTR_UNMOVE--;
+	if(PTR_UNMOVE < PTR_UNMOVE_START) {
+		panic(F("Unmaking from empty stack"));
+	}
+	if(!(PTR_UNMOVE & 0x8)) {
+		PTR_UNMOVE -= 0x8;
+	}
+}
+
+void Board::store_unmove(Unmove u) {
+	byte *ub = (byte*) &u;
+	for(size_t i = 0; i < sizeof(u); i++) {
+		next_unmove();
+		field[PTR_UNMOVE] = ub[i];
+	}
+}
+Unmove Board::read_unmove() {
+	Unmove u;
+	byte* ptr = (byte*) &u;
+	for(int i = sizeof(u) - 1; i >= 0; i--) {
+		ptr[i] = field[PTR_UNMOVE];
+		prev_unmove();
+	}
+	return u;
+}
 #endif