X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Ftypes.h;h=5b5bc1f227785d6a80b1d7a57e936bfd44df6cae;hp=85fddc271df52d518c5e87a12a350aece37efe83;hb=d549497144ee2a704057e005d2bbe1fbc666ca7e;hpb=875a8079bc142ca92027b07427d72c03fe5268a5

diff --git a/src/types.h b/src/types.h
index 85fddc27..5b5bc1f2 100644
--- a/src/types.h
+++ b/src/types.h
@@ -38,26 +38,7 @@
 #include <climits>
 #include <cstdlib>
 
-#if defined(_MSC_VER)
-
-// Disable some silly and noisy warning from MSVC compiler
-#pragma warning(disable: 4127) // Conditional expression is constant
-#pragma warning(disable: 4146) // Unary minus operator applied to unsigned type
-#pragma warning(disable: 4800) // Forcing value to bool 'true' or 'false'
-
-// MSVC does not support <inttypes.h>
-typedef   signed __int8    int8_t;
-typedef unsigned __int8   uint8_t;
-typedef   signed __int16  int16_t;
-typedef unsigned __int16 uint16_t;
-typedef   signed __int32  int32_t;
-typedef unsigned __int32 uint32_t;
-typedef   signed __int64  int64_t;
-typedef unsigned __int64 uint64_t;
-
-#else
-#  include <inttypes.h>
-#endif
+#include "platform.h"
 
 #if defined(_WIN64)
 #  include <intrin.h> // MSVC popcnt and bsfq instrinsics
@@ -98,7 +79,7 @@ const bool Is64Bit = false;
 typedef uint64_t Key;
 typedef uint64_t Bitboard;
 
-const int MAX_MOVES      = 256;
+const int MAX_MOVES      = 192;
 const int MAX_PLY        = 100;
 const int MAX_PLY_PLUS_2 = MAX_PLY + 2;
 
@@ -155,6 +136,11 @@ enum CastleRight {
   ALL_CASTLES  = 15
 };
 
+enum CastlingSide {
+  KING_SIDE,
+  QUEEN_SIDE
+};
+
 enum ScaleFactor {
   SCALE_FACTOR_DRAW   = 0,
   SCALE_FACTOR_NORMAL = 64,
@@ -185,7 +171,7 @@ enum Value {
 };
 
 enum PieceType {
-  NO_PIECE_TYPE = 0,
+  NO_PIECE_TYPE = 0, ALL_PIECES = 0,
   PAWN = 1, KNIGHT = 2, BISHOP = 3, ROOK = 4, QUEEN = 5, KING = 6
 };
 
@@ -316,6 +302,12 @@ inline Score operator/(Score s, int i) {
   return make_score(mg_value(s) / i, eg_value(s) / i);
 }
 
+/// Weight score v by score w trying to prevent overflow
+inline Score apply_weight(Score v, Score w) {
+  return make_score((int(mg_value(v)) * mg_value(w)) / 0x100,
+                    (int(eg_value(v)) * eg_value(w)) / 0x100);
+}
+
 #undef ENABLE_OPERATORS_ON
 #undef ENABLE_SAFE_OPERATORS_ON
 
@@ -340,7 +332,7 @@ inline Color operator~(Color c) {
 }
 
 inline Square operator~(Square s) {
-  return Square(s ^ 56);
+  return Square(s ^ 56); // Vertical flip SQ_A1 -> SQ_A8
 }
 
 inline Value mate_in(int ply) {
@@ -355,6 +347,10 @@ inline Piece make_piece(Color c, PieceType pt) {
   return Piece((c << 3) | pt);
 }
 
+inline CastleRight make_castle_right(Color c, CastlingSide s) {
+  return CastleRight((s == KING_SIDE ? WHITE_OO : WHITE_OOO) << c);
+}
+
 inline PieceType type_of(Piece p)  {
   return PieceType(p & 7);
 }
@@ -367,7 +363,7 @@ inline Square make_square(File f, Rank r) {
   return Square((r << 3) | f);
 }
 
-inline bool square_is_ok(Square s) {
+inline bool is_ok(Square s) {
   return s >= SQ_A1 && s <= SQ_H8;
 }
 
@@ -380,7 +376,7 @@ inline Rank rank_of(Square s) {
 }
 
 inline Square mirror(Square s) {
-  return Square(s ^ 7);
+  return Square(s ^ 7); // Horizontal flip SQ_A1 -> SQ_H1
 }
 
 inline Square relative_square(Color c, Square s) {
@@ -452,7 +448,7 @@ inline int is_castle(Move m) {
   return (m & (3 << 14)) == (3 << 14);
 }
 
-inline PieceType promotion_piece_type(Move m) {
+inline PieceType promotion_type(Move m) {
   return PieceType(((m >> 12) & 3) + 2);
 }