ArduChess.ino

@@ -2,11 +2,8 @@
 
 #include <Arduino.h>
 
-#include "Config.h"
-
 #include "Board.h"
 #include "Move.h"
-#include "Movegen.h"
 #include "Types.h"
 
 Board b = Board();
@@ -47,11 +44,9 @@ 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.unmake();
-	b.print();
+	//b.print();
 
 	int elapsed = micros() - startTime;
 	Serial.print(elapsed);

Board.h

@@ -80,11 +80,8 @@ 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(" ");
 		}
@@ -247,20 +244,17 @@ void Board::prev_unmove() {
 }
 void Board::store_unmove(Unmove u) {
 	byte *ub = (byte*) &u;
-	for(byte i = 0; i < sizeof(u); i++) {
-		field[PTR_UNMOVE] = ub[i];
+	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--) {
-		prev_unmove();
 		ptr[i] = field[PTR_UNMOVE];
-		#ifdef _ACF_CLEAR_UNMOVE
-			field[PTR_UNMOVE] = 0;
-		#endif
+		prev_unmove();
 	}
 	return u;
 }

Config.h

@@ -1,3 +0,0 @@
-// 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

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

Types.h

@@ -20,6 +20,29 @@ 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++) {
@@ -31,5 +54,6 @@ Piece char_to_piece(char c) {
 char piece_to_char(Piece p) {
 	return CHAR_STRS[p];
 }
+#endif // _ACF_FAST_PIECE
 
 #endif