"Your message": "Your message",
// Variants boxes:
+ "Attract opposite king": "Attract opposite king",
"Balanced sliders & leapers": "Balanced sliders & leapers",
"Big board": "Big board",
"Board upside down": "Board upside down",
"Your message": "Tu mensaje",
// Variants boxes:
+ "Attract opposite king": "Atraer al rey contrario",
"Balanced sliders & leapers": "Modos de desplazamiento equilibrados",
"Big board": "Gran tablero",
"Board upside down": "Tablero al revés",
"Your message": "Votre message",
// Variants boxes:
+ "Attract opposite king": "Attirer le roi adverse",
"Balanced sliders & leapers": "Modes de déplacement équilibrés",
"Big board": "Grand échiquier",
"Board upside down": "Échiquier à l'envers",
--- /dev/null
+p.boxed
+ | Captures swap pieces. Goal is to bring enemy king to your first row.
+
+p.
+ When a piece is taken it is not removed from the board, but moved instead
+ to the square that was initially occupied by the capturing piece.
+
+figure.diagram-container
+ .diagram
+ | fen:rnbqkb1r/ppp1pppp/5B2/3p4/8/1P6/PnPPPPPP/RN1QKBNR:
+ figcaption After 1.b3 d5 2.Bb2 Nf6 3.Bxf6
+
+ul
+ li.
+ The king cannot move at all, except by being captured by one of the
+ opponent's pieces. There is no castling.
+ li Taking a king has no effect besides moving it.
+
+p.
+ Pawns don't promote, but instead just stay on the back rank where they
+ can't move. A pawn can still re-enter play after this happens,
+ by being captured.
+
+h3 End of the game
+
+p The goal is to "suck" the opponent's king to your own first rank.
+
+figure.diagram-container
+ .diagram
+ | fen:2Pb3r/1rP3nq/1p2p2p/p1p2NpP/1P2R2k/P3p2P/pN1PP1B1/R1BnQ1Kb:
+ figcaption White can win with 1.Qxh4
+
+h3 Source
+
+p
+ a(href="https://www.chessvariants.com/rules/suction-chess") Suction chess
+ | on chessvariants.com.
--- /dev/null
+p.boxed
+ | Las capturas intercambian las piezas.
+ | El objetivo es llevar al rey contrario a tu primera fila.
+
+p.
+ Cuando se captura una pieza, no se retira del tablero, sino
+ solo se movió a la casilla originalmente ocupada por la pieza que capturó.
+
+figure.diagram-container
+ .diagram
+ | fen:rnbqkb1r/ppp1pppp/5B2/3p4/8/1P6/PnPPPPPP/RN1QKBNR:
+ figcaption Después de 1.b3 d5 2.Bb2 Nf6 3.Bxf6
+
+ul
+ li.
+ El rey no puede moverse excepto ser capturado por uno de los
+ piezas opuestas. No hay enroque.
+ li Tomar al rey no tiene otro efecto que moverlo.
+
+p.
+ Los peones no son promovidos: permanecen en la última fila desde donde
+ ya no puede moverse. Sin embargo, dicho peón puede volver al juego
+ siendo capturado.
+
+h3 Fin de la partida
+
+p El objetivo es "absorber" al rey contrario a tu primera fila.
+
+figure.diagram-container
+ .diagram
+ | fen:2Pb3r/1rP3nq/1p2p2p/p1p2NpP/1P2R2k/P3p2P/pN1PP1B1/R1BnQ1Kb:
+ figcaption White puede ganar con 1.Dxh4
+
+h3 Fuente
+
+p
+ | La
+ a(href="https://www.chessvariants.com/rules/suction-chess") variante Succión
+ | en chessvariants.com.
--- /dev/null
+p.boxed
+ | Les captures échangent les pièces.
+ | L'objectif est d'amener le roi adverse sur votre première rangée.
+
+p.
+ Quand une pièce est capturée elle n'est pas retirée de l'échiquier, mais
+ seulement déplacée sur la case initialement occupée par la pièce capturante.
+
+figure.diagram-container
+ .diagram
+ | fen:rnbqkb1r/ppp1pppp/5B2/3p4/8/1P6/PnPPPPPP/RN1QKBNR:
+ figcaption Après 1.b3 d5 2.Bb2 Nf6 3.Bxf6
+
+ul
+ li.
+ Le roi ne peut pas se déplacer, sauf en en étant capturé par l'une des
+ pièces adverses. Il n'y a pas de roque.
+ li Prendre le roi n'a aucun autre effet que de le déplacer.
+
+p.
+ Les pions ne sont pas promus : ils restent sur la dernière rangée d'où ils
+ ne peuvent plus bouger. Un tel pion peut cependant revenir dans le jeu
+ en étant capturé.
+
+h3 Fin de la partie
+
+p Le but est d'"aspirer" le roi adverse jusqu'à votre première rangée.
+
+figure.diagram-container
+ .diagram
+ | fen:2Pb3r/1rP3nq/1p2p2p/p1p2NpP/1P2R2k/P3p2P/pN1PP1B1/R1BnQ1Kb:
+ figcaption White can win with 1.Qxh4
+
+h3 Source
+
+p
+ | La
+ a(href="https://www.chessvariants.com/rules/suction-chess") variante Suction
+ | sur chessvariants.com.
return true; //TODO: is it right?
}
- underCheck() {
- return false; //there is no check
+ filterValid(moves) {
+ // There are no checks
+ return moves;
}
getCheckSquares() {
const color = this.turn;
const kp = this.kingPos[color];
if (kp[0] < 0)
- //king disappeared
+ // King disappeared
return color == "w" ? "0-1" : "1-0";
if (this.atLeastOneMove())
// game not over
--- /dev/null
+import { ChessRules, PiPo, Move } from "@/base_rules";
+
+export const VariantRules = class AntimatterRules extends ChessRules {
+ getBasicMove([sx, sy], [ex, ey]) {
+ const startColor = this.getColor(sx, sy);
+ const startPiece = this.getPiece(sx, sy);
+ let mv = new Move({
+ appear: [
+ new PiPo({
+ x: ex,
+ y: ey,
+ c: startColor,
+ p: startPiece
+ })
+ ],
+ vanish: [
+ new PiPo({
+ x: sx,
+ y: sy,
+ c: startColor,
+ p: startPiece
+ })
+ ]
+ });
+
+ if (this.board[ex][ey] != V.EMPTY) {
+ const endColor = this.getColor(ex, ey);
+ const endPiece = this.getPiece(ex, ey);
+ mv.vanish.push(
+ new PiPo({
+ x: ex,
+ y: ey,
+ c: endColor,
+ p: endPiece
+ })
+ );
+ mv.appear.push(
+ new PiPo({
+ x: sx,
+ y: sy,
+ c: endColor,
+ p: endPiece
+ })
+ );
+ }
+ return mv;
+ }
+
+ getPotentialPawnMoves([x, y]) {
+ const color = this.turn;
+ let moves = [];
+ const [sizeX, sizeY] = [V.size.x, V.size.y];
+ const shiftX = color == "w" ? -1 : 1;
+ const startRank = color == "w" ? sizeX - 2 : 1;
+ const firstRank = color == "w" ? sizeX - 1 : 0;
+
+ if (x + shiftX >= 0 && x + shiftX < sizeX) {
+ // One square forward
+ if (this.board[x + shiftX][y] == V.EMPTY) {
+ moves.push(
+ this.getBasicMove([x, y], [x + shiftX, y], {
+ c: color,
+ p: "p"
+ })
+ );
+ if (
+ [startRank,firstRank].includes(x) &&
+ this.board[x + 2 * shiftX][y] == V.EMPTY
+ ) {
+ // Two squares jump
+ moves.push(this.getBasicMove([x, y], [x + 2 * shiftX, y]));
+ }
+ }
+ // Swaps
+ for (let shiftY of [-1, 1]) {
+ if (
+ y + shiftY >= 0 &&
+ y + shiftY < sizeY &&
+ this.board[x + shiftX][y + shiftY] != V.EMPTY &&
+ this.canTake([x, y], [x + shiftX, y + shiftY])
+ ) {
+ moves.push(
+ this.getBasicMove([x, y], [x + shiftX, y + shiftY], {
+ c: color,
+ p: "p"
+ })
+ );
+ }
+ }
+ }
+
+ // En passant
+ const Lep = this.epSquares.length;
+ const epSquare = this.epSquares[Lep - 1]; //always at least one element
+ if (
+ !!epSquare &&
+ epSquare.x == x + shiftX &&
+ Math.abs(epSquare.y - y) == 1
+ ) {
+ let enpassantMove = this.getBasicMove([x, y], [epSquare.x, epSquare.y]);
+ const oppCol = V.GetOppCol(color);
+ enpassantMove.vanish.push({
+ x: x,
+ y: epSquare.y,
+ p: "p",
+ c: oppCol
+ });
+ enpassantMove.appear.push({
+ x: x,
+ y: y,
+ p: "p",
+ c: oppCol
+ });
+ moves.push(enpassantMove);
+ }
+
+ return moves;
+ }
+
+ getPotentialKingMoves() {
+ return [];
+ }
+
+ updateVariables(move) {
+ super.updateVariables(move);
+ if (move.vanish.length == 2) {
+ // Was opponent king swapped?
+ if (move.vanish[1].p == V.KING)
+ this.kingPos[this.turn] = [move.appear[1].x, move.appear[1].y];
+ }
+ }
+
+ unupdateVariables(move) {
+ super.unupdateVariables(move);
+ if (move.appear.length == 2) {
+ // Was opponent king swapped?
+ if (move.appear[1].p == V.KING)
+ this.kingPos[move.vanish[1].c] = [move.vanish[1].x,move.vanish[1].y];
+ }
+ }
+
+ atLeastOneMove() {
+ return true;
+ }
+
+ filterValid(moves) {
+ return moves;
+ }
+
+ getCheckSquares() {
+ return [];
+ }
+
+ getCurrentScore() {
+ const color = this.turn;
+ const kp = this.kingPos[color];
+ if (color == "w" && kp[0] == 0)
+ return "0-1";
+ if (color == "b" && kp[0] == V.size.x - 1)
+ return "1-0";
+ // King is not on the opposite edge: game not over
+ return "*";
+ }
+
+ evalPosition() {
+ // Very simple criterion for now: kings position
+ return this.kingPos["w"][0] + this.kingPos["b"][0];
+ }
+};
('Magnetic', 'Laws of attraction'),
('Marseille', 'Move twice'),
('Recycle', 'Reuse pieces'),
+ ('Suction', 'Attract opposite king'),
('Upsidedown', 'Board upside down'),
('Wildebeest', 'Balanced sliders & leapers'),
('Zen', 'Reverse captures');
projects / vchess.git / commitdiff
