Simple-Go

← Back to log @ 578e149

added count_liberties + test

AuthorKonata <konata@posteo.jp>

Date2018-02-11 14:21:07 UTC

Commit578e149434394ccdccf50bab714c8010a0165394

5 files changed, 145 insertions(+), 6 deletions(-)

▾A.gitignore

+55@ 578e149 @ master

@@ -0,0 +1,55 @@

# Binaries

test

# Prerequisites

*.d

# Object files

*.o

*.ko

*.obj

*.elf

# Linker output

*.ilk

*.map

*.exp

# Precompiled Headers

*.gch

*.pch

# Libraries

*.lib

*.a

*.la

*.lo

# Shared objects (inc. Windows DLLs)

*.dll

*.so

*.so.*

*.dylib

# Executables

*.exe

*.out

*.app

*.i*86

*.x86_64

*.hex

# Debug files

*.dSYM/

*.su

*.idb

*.pdb

# Kernel Module Compile Results

*.mod*

*.cmd

.tmp_versions/

modules.order

Module.symvers

Mkfile.old

dkms.conf

▾MMakefile

+2-2@ 578e149 @ master

@@ -1,3 +1,3 @@

all:

gcc -Og -g simple-go.c \

-Wall -Werror -Wpedantic -Wnull-dereference -Wshadow -Wconversion -Wstrict-prototypes -Wmissing-prototypes -Wcast-qual -Wstrict-overflow=5 -Wunreachable-code -Wno-unused-parameter

gcc -O0 -g test.c simple-go.c -o test \

-Wall -Wpedantic -Wnull-dereference -Wshadow -Wconversion -Wstrict-prototypes -Wmissing-prototypes -Wcast-qual -Wstrict-overflow=5 -Wunreachable-code -Wno-unused-parameter

▾Msimple-go.c

+55-3@ 578e149 @ master

@@ -4,7 +4,7 @@ go_board* create_board(size_t size)

{

go_board* board = malloc(sizeof(*board));

board->field_array = malloc(size*size*sizeof(*board->field_array));

for(size_t i = 0; i < size; i++)

for(size_t i = 0; i < size*size; i++)

{

board->field_array[i] = EMPTY;

}

@@ -13,6 +13,12 @@ go_board* create_board(size_t size)

return board;

}

void delete_board(go_board* board)

{

free(board->field_array);

free(board);

}

void print_board(go_board* board)

{

for(size_t y = 0; y < board->size; y++)

@@ -20,6 +26,7 @@ void print_board(go_board* board)

for(size_t x = 0; x < board->size; x++)

{

putchar(get_board_at(board,y,x));

putchar(' ');

}

putchar('\n');

}

@@ -38,10 +45,12 @@ void set_board_at(go_board* board, size_t y, size_t x, char item)

if(y >= 0 && x >= 0 && y < board->size && x < board->size)

board->field_array[y*board->size+x] = item;

}

#include <unistd.h>

void find_group(go_board* board, go_board* overlay, size_t y, size_t x)

{

set_board_at(overlay, y-1, x, GROUP);

assert(board->size == overlay->size);

set_board_at(overlay, y, x, GROUP);

char field = get_board_at(board,y,x);

if(get_board_at(board,y-1,x) == field && get_board_at(overlay,y-1,x) == EMPTY)

@@ -57,4 +66,47 @@ void find_group(go_board* board, go_board* overlay, size_t y, size_t x)

find_group(board, overlay, y, x+1);

}

size_t count_liberties(go_board* board, go_board* overlay)

{

assert(board->size == overlay->size);

go_board* tmpoverlay = create_board(board->size);

memcpy(tmpoverlay->field_array, overlay->field_array, board->size*board->size);

size_t liberties = 0;

for(size_t y = 0; y < board->size; y++)

{

for(size_t x = 0; x < board->size; x++)

{

if(get_board_at(overlay, y, x) == GROUP)

{

if(get_board_at(board,y-1,x) == EMPTY && get_board_at(tmpoverlay,y-1,x) != COUNTED)

{

liberties++;

set_board_at(tmpoverlay,y-1,x,COUNTED);

}

if(get_board_at(board,y,x-1) == EMPTY && get_board_at(tmpoverlay,y,x-1) != COUNTED)

{

liberties++;

set_board_at(tmpoverlay,y,x-1,COUNTED);

}

if(get_board_at(board,y+1,x) == EMPTY && get_board_at(tmpoverlay,y+1,x) != COUNTED)

{

liberties++;

set_board_at(tmpoverlay,y+1,x,COUNTED);

}

if(get_board_at(board,y,x+1) == EMPTY && get_board_at(tmpoverlay,y,x+1) != COUNTED)

{

liberties++;

set_board_at(tmpoverlay,y,x+1,COUNTED);

}

}

}

}

return liberties;

}

▾Msimple-go.h

+11-1@ 578e149 @ master

@@ -4,12 +4,15 @@

#include <stdint.h>

#include <stdbool.h>

#include <stdio.h>

#include <assert.h>

#include <string.h>

#define BLACK 'b'

#define WHITE 'w'

#define EMPTY ' '

#define EMPTY '.'

#define GROUP '#'

#define INVALID_FIELD '\0'

#define COUNTED '+'

typedef struct go_board

{

@@ -25,8 +28,15 @@ typedef struct game_state

go_board* create_board(size_t size);

void delete_board(go_board* board);

char get_board_at(go_board* board, size_t y, size_t x);

void set_board_at(go_board* board, size_t y, size_t x, char item);

void print_board(go_board* board);

void find_group(go_board* board, go_board* overlay, size_t y, size_t x);

size_t count_liberties(go_board* board, go_board* overlay);

#endif //SIMPLE_GO_H

▾Atest.c

+22@ 578e149 @ master

@@ -0,0 +1,22 @@

#include "simple-go.h"

int main(int argc, char** argv)

{

go_board* test_board = create_board(5);

set_board_at(test_board,2,2,WHITE);

set_board_at(test_board,2,3,WHITE);

set_board_at(test_board,1,3,WHITE);

set_board_at(test_board,3,3,WHITE);

print_board(test_board);

putchar('\n');

go_board* overlay = create_board(5);

find_group(test_board, overlay,2,2);

print_board(overlay);

printf("liberties: %ld\n", count_liberties(test_board,overlay));

}