begin work on strategic my-player
numX, numO contains number of X/O stones
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27d563173e
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2
Makefile
2
Makefile
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@ -40,7 +40,7 @@ othello : $(SRC_mcp:.cc=.o)
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example-player: players/example-player.o
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$(CXX) $^ -o $@ $(LDFLAGS)
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my-player : players/my-player.o
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my-player : players/my-player.o players/playerlib.o
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$(CXX) $^ -o $@ $(LDFLAGS)
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random-player : players/random-player.o players/playerlib.o
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@ -1,14 +1,18 @@
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/* -*- Mode: C -*- */
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#define debugprint
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdbool.h>
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#include <unistd.h>
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#include <string.h>
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#include <time.h>
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#include <mcp.h>
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static int
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#include "playerlib.h"
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static int
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send_move(int row, int col)
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{
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FILE *f = fdopen(dup(CHILD_OUT_FD), "w");
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@ -20,38 +24,67 @@ send_move(int row, int col)
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int main(void)
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{
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int done = 0;
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int done = 0;
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srandom(time(NULL));
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while (!done) {
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int turn_row = 0;
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int turn_col = 0;
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/* BEGIN PLAYER-SPECIFIC CODE */
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while (!done) {
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int turn_row = 0;
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int turn_col = 0;
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/* BEGIN PLAYER-SPECIFIC CODE */
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// 1. Read state
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char state_buffer[128];
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ssize_t bytes = read(CHILD_IN_FD, state_buffer, sizeof(state_buffer));
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if (bytes != 65) // invalid number of chars
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abort();
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// 1. Read state
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char state_buffer[128];
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ssize_t bytes = read(CHILD_IN_FD, state_buffer, sizeof(state_buffer));
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if (bytes != 65) // invalid number of chars
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abort();
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// state_buffer enthält jetzt 65 Zeichen ('.' oder 'X' oder 'O'):
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// * Das ERSTE Zeichen gibt an, welcher Spieler an der Reihe ist.
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// * Die weiteren 64 Zeichen definieren die Belegung des Feldes.
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// * Die Belegung wird reihenweise gegeben, d.h. die Zeichen
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// 1 bis 8 definieren die erste Zeile des Feldes, Zeichen 9 bis 17
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// geben die zweite Zeile usw.
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// * X und O stehen hierbei für die jeweiligen Spieler. Leere Felder
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// sind durch einen Punkt (.) gekennzeichnet.
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// state_buffer enthält jetzt 65 Zeichen ('.' oder 'X' oder 'O'):
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// * Das ERSTE Zeichen gibt an, welcher Spieler an der Reihe ist.
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// * Die weiteren 64 Zeichen definieren die Belegung des Feldes.
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// * Die Belegung wird reihenweise gegeben, d.h. die Zeichen
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// 1 bis 8 definieren die erste Zeile des Feldes, Zeichen 9 bis 17
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// geben die zweite Zeile usw.
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// * X und O stehen hierbei für die jeweiligen Spieler. Leere Felder
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// sind durch einen Punkt (.) gekennzeichnet.
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// 2. TODO: Strategie hier einfügen. Resultat in turn_row und turn_col speichern.
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// 2. TODO: Strategie hier einfügen. Resultat in turn_row und turn_col speichern.
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// 3. Return result
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send_move(turn_row, turn_col);
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//number of stones of X/O
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unsigned int numX=0, numO=0; //TODO: make it a property of field struct
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if(!enemyc)
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{
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ownc = state_buffer[0];
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enemyc = getEnemyChar(ownc);
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}
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/* END PLAYER-SPECIFIC CODE */
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auto field = new cell[fieldSize][fieldSize]();
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readStateBuffer(state_buffer, field, &numX, &numO); //stateBuffer ist Pointer auf char, field ist Pointer auf struct cell[]
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movesList *moves = new movesList();
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}
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findMoves(field, moves);
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if(!moves->movesNumber)
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{
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turn_row=0;
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turn_col=0;
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}
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else
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{
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return 0;
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}
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#ifdef debugprint
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printf("numX: %d, numO: %d\n", numX, numO);
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#endif
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// 3. Return result
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send_move(turn_row, turn_col);
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/* END PLAYER-SPECIFIC CODE */
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}
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return 0;
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}
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/* EOF */
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@ -27,28 +27,32 @@ char enemyc = 0, ownc = 0;
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char
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getEnemyChar(char c) {
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char enemyc;
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switch(c)
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{
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case 'X':
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enemyc='O'; break;
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case 'O':
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enemyc='X'; break;
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}
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return enemyc;
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char enemyc;
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switch(c)
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{
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case 'X':
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enemyc='O'; break;
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case 'O':
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enemyc='X'; break;
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}
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return enemyc;
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}
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int
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readStateBuffer(char *stateBuffer, struct cell (*gameField)[fieldSize]) {
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for(size_t row=0; row< fieldSize; ++row)
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readStateBuffer(char *stateBuffer, struct cell (*gameField)[fieldSize], unsigned int *numX, unsigned int *numO) {
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for(size_t row=0; row < fieldSize; ++row)
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{
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for(size_t col=0; col< fieldSize; ++col)
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{
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int index = row*fieldSize+col+1;
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gameField[row][col].content = stateBuffer[index];
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#ifdef debugprint
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if (stateBuffer[index] == 'X')
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++(*numX);
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if (stateBuffer[index] == 'O')
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++(*numO);
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#ifdef debugprint
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//printf("gameField %lu %lu =stateBuffer %d = %c\n", row, col, index, gameField[row][col].content);
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#endif
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#endif
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}
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}
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return 0;
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@ -155,9 +159,9 @@ iterDiagForwards(cell (*field)[fieldSize], movesList *moves, size_t row, size_t
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for (; row < fieldSize && col < fieldSize; ++row, ++col)
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{
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fillMovesList(field, moves, row, col, &ownCount, &enemyCount);
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#ifdef debugprint
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#ifdef debugprint
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//printf("%d,%d\n", row,col);
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#endif
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#endif
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}
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return 0;
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}
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@ -169,9 +173,9 @@ iterDiagBackwards(cell (*field)[fieldSize], movesList *moves, int row, int col)
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for (; row >= 0 && col >= 0; --row, --col)
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{
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fillMovesList(field, moves, row, col, &ownCount, &enemyCount);
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#ifdef debugprint
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#ifdef debugprint
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//printf("%d,%d\n", row,col);
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#endif
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#endif
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}
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return 0;
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}
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@ -22,7 +22,7 @@ struct movesList {
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//returns the character used for the enemy's stones
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extern char getEnemyChar(char);
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//reads the stateBuffer string into a 2d matrix
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extern int readStateBuffer(char*, cell (*)[fieldSize]);
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extern int readStateBuffer(char*, cell (*)[fieldSize], unsigned int *, unsigned int *);
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//iterates through field in all directions, stores moves into movesList
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int findMoves(cell (*)[fieldSize], movesList *);
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@ -50,6 +50,9 @@ int main(void)
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// 2. TODO: Strategie hier einfügen. Resultat in turn_row und turn_col speichern.
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//number of stones of X/O
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unsigned int numX=0, numO=0; //TODO: make it a property of field struct
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if(!enemyc)
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{
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ownc = state_buffer[0];
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@ -62,7 +65,7 @@ int main(void)
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//C++ version:
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auto field = new cell[fieldSize][fieldSize]();
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readStateBuffer(state_buffer, field); //stateBuffer ist Pointer auf char, field ist Pointer auf struct cell[]
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readStateBuffer(state_buffer, field, &numX, &numO); //stateBuffer ist Pointer auf char, field ist Pointer auf struct cell[]
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movesList *moves = new movesList();
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findMoves(field, moves);
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