Remove ACF_FAST_PIECE feature

ArduChess.ino

@@ -2,8 +2,11 @@
 
 #include <Arduino.h>
 
+#include "Config.h"
+
 #include "Board.h"
 #include "Move.h"
+#include "Movegen.h"
 #include "Types.h"
 
 Board b = Board();
@@ -44,9 +47,11 @@ void setup() {
 	b.make({0x64, 0x54, P_EMPTY});
 	b.make({0x34, 0x44, P_EMPTY});
 	b.make({0x63, 0x43, P_EMPTY});
-	//b.print();
+	b.print();
 	b.make({0x44, 0x53, P_EMPTY});
-	//b.print();
+	b.print();
+	b.unmake();
+	b.print();
 
 	int elapsed = micros() - startTime;
 	Serial.print(elapsed);

Board.h

@@ -80,8 +80,11 @@ Board::Board() {
 }
 
 void Board::print() {
+	Serial.println(F("BOARD:"));
 	for(char i = 7; i >= 0; i--) {
 		for(byte j = 0; j < 16; j++) {
+			if(j == 8)
+				Serial.print("| ");
 			Serial.print(field[i*16 + j], HEX);
 			Serial.print(" ");
 		}
@@ -244,17 +247,20 @@ void Board::prev_unmove() {
 }
 void Board::store_unmove(Unmove u) {
 	byte *ub = (byte*) &u;
-	for(size_t i = 0; i < sizeof(u); i++) {
-		next_unmove();
+	for(byte i = 0; i < sizeof(u); i++) {
 		field[PTR_UNMOVE] = ub[i];
+		next_unmove();
 	}
 }
 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();
+		ptr[i] = field[PTR_UNMOVE];
+		#ifdef _ACF_CLEAR_UNMOVE
+			field[PTR_UNMOVE] = 0;
+		#endif
 	}
 	return u;
 }

Config.h

@@ -0,0 +1,3 @@
+// CLEAR_UNMAKE is a feature that clears the unmake stack when it is not used.
+// This is useful for making it more human readable
+//#define _ACF_CLEAR_UNMAKE

Movegen.h

@@ -0,0 +1,4 @@
+#ifndef __MOVEGEN_H_INC
+#define __MOVEGEN_H_INC
+
+#endif

Types.h

@@ -20,29 +20,6 @@ enum Piece: byte {
 	B_QUEN = 0b1111,
 };
 
-#ifdef _ACF_FAST_PIECE
-Piece char_to_piece(char c) {
-	switch(c) {
-		case 'p': return W_PAWN;
-		case 'n': return W_KNGT;
-		case 'k': return W_KING;
-		case 'b': return W_BSHP;
-		case 'r': return W_ROOK;
-		case 'q': return W_QUEN;
-
-		case 'P': return B_PAWN;
-		case 'N': return B_KNGT;
-		case 'K': return B_KING;
-		case 'B': return B_BSHP;
-		case 'R': return B_ROOK;
-		case 'Q': return B_QUEN;
-
-		default: return P_EMPTY;
-	}
-}
-
-#else // _ACF_FAST_PIECE
-
 const char CHAR_STRS[] PROGMEM = " pnkbrq PNKBRQ";
 Piece char_to_piece(char c) {
 	for(byte i = 0; i < 0b1111; i++) {
@@ -54,6 +31,5 @@ Piece char_to_piece(char c) {
 char piece_to_char(Piece p) {
 	return CHAR_STRS[p];
 }
-#endif // _ACF_FAST_PIECE
 
 #endif