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seperated .c and .h file for game logic

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TODO: implement ncurses things
This commit is contained in:
xavi 2026-01-05 09:34:08 -08:00
parent 129932eecf
commit 447fe75713
3 changed files with 121 additions and 115 deletions
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2
c_projects/tiktaktoe/Makefile
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@ -27,7 +27,7 @@ STATIC_LIBS = $(shell find ./ -name "*.a")
CC := gcc CC := gcc
INCLUDE_LIST := $(foreach m,$(SUBMODULES),$(m)/$(INCLUDE_DIR)) $(INCLUDE_DIR) $(TESTS_INCL_DIR) INCLUDE_LIST := $(foreach m,$(SUBMODULES),$(m)/$(INCLUDE_DIR)) $(INCLUDE_DIR) $(TESTS_INCL_DIR)
INCLUDES := $(addprefix -I,$(INCLUDE_LIST)) INCLUDES := $(addprefix -I,$(INCLUDE_LIST))
CFLAGS := -std=c99 -ggdb -Wall -Wextra -MMD -MP -lcurses -lncurses -fsanitize=address CFLAGS := -std=c99 -ggdb -Wall -Wextra -MMD -MP -lncurses -fsanitize=address
DFLAGS := -D_DEBUG DFLAGS := -D_DEBUG
# Main Executable Filename # Main Executable Filename

122
c_projects/tiktaktoe/include/gamelogic.h
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@ -12,131 +12,25 @@
#define TOTAL_SQUARES ROWS*COLS #define TOTAL_SQUARES ROWS*COLS
#define DOF 2 #define DOF 2
typedef enum{OPEN, X, O} squarestate; typedef enum{OPEN, X, O} squarestate;
enum turn {X_TURN, O_TURN}; enum turn {X_TURN, O_TURN};
typedef struct position_t{ typedef struct position_t{
uint8_t row; uint8_t row;
uint8_t col; uint8_t col;
}position_t; }position_t;
enum turn currturn;
// point tracker. make any of these = N and win // point tracker. make any of these = N and win
int8_t pts[ROWS+COLS+DIAGS]; int8_t pts[ROWS+COLS+DIAGS];
int round_counter; int round_counter;
position_t cpos; position_t cpos;
squarestate boardstate[ROWS * COLS]; squarestate boardstate[ROWS * COLS];
enum turn currturn; void print_boardstate();
void init_gamestate();
void print_boardstate(){ int is_game_over();
for( int y = 0; y < ROWS; y++ ){ void add_point();
for( int x = 0; x < COLS; x++ ){ void update_boardstate();
printf("|%c|", void update_gamestate(char input);
(boardstate[COLS*y + x] == X) ? 'X' : void main_loop();
(boardstate[COLS*y + x] == O) ? 'O' : '_');
}
printf("\n");
}
}
void init_gamestate(){
// init cursor pos to 0,0
cpos = (position_t){0,0};
currturn = X_TURN;
round_counter = 0;
for( int i = 0; i < TOTAL_SQUARES; i++ ){
boardstate[i] = OPEN;
}
}
int is_game_over(){
for (int i = 0; i < ROWS + COLS + DIAGS; i++){
if ( pts[i] == N ){
printf("X won\n");
return 1;
}else if ( pts[i] == -N ){
printf("O won\n");
return 1;
}
}
if (round_counter == TOTAL_SQUARES){
printf("Stalemate\n");
return 1;
}
return 0;
}
void add_point(){
int val = (currturn == X_TURN) ? 1 : -1;
pts[cpos.row] += val;
pts[ROWS + cpos.col] += val;
if ( cpos.row == cpos.col){
pts[ROWS + COLS + 0] += val;
}
if( (cpos.row + cpos.col) == (N - 1)){
pts[ROWS + COLS + 1] += val;
}
}
void update_boardstate(){
int idx = COLS * cpos.row + cpos.col;
if(boardstate[idx] == OPEN){
if(currturn == X_TURN){
boardstate[idx] = X;
}
else if(currturn == O_TURN){
boardstate[idx] = O;
}
add_point();
round_counter++;
currturn = !currturn;
}
print_boardstate();
}
void update_gamestate(char input){
switch(input){
case('w'):
if(cpos.row > 0){
cpos.row--;
}
break;
case('s'):
if(cpos.row < (ROWS - 1)){
cpos.row++;
}
break;
case('a'):
if(cpos.col > 0){
cpos.col--;
}
break;
case('d'):
if(cpos.col < (COLS - 1)){
cpos.col++;
}
break;
case('e'):
update_boardstate();
break;
}
printf("cpos.row = %d, cpos.col = %d,", cpos.row, cpos.col);
printf(" Turn: %d\n", currturn);
}
void main_loop(){
int input = 0;
while(1){
while((input = getchar()) == '\n');
update_gamestate(input);
if (is_game_over()) break;
}
}
#endif #endif

112
c_projects/tiktaktoe/src/gamelogic.c Normal file
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@ -0,0 +1,112 @@
#include "gamelogic.h"
void print_boardstate(){
for( int y = 0; y < ROWS; y++ ){
for( int x = 0; x < COLS; x++ ){
printf("|%c|",
(boardstate[COLS*y + x] == X) ? 'X' :
(boardstate[COLS*y + x] == O) ? 'O' : '_');
}
printf("\n");
}
}
void init_gamestate(){
// init cursor pos to 0,0
cpos = (position_t){0,0};
currturn = X_TURN;
round_counter = 0;
for( int i = 0; i < TOTAL_SQUARES; i++ ){
boardstate[i] = OPEN;
}
}
int is_game_over(){
for (int i = 0; i < ROWS + COLS + DIAGS; i++){
if ( pts[i] == N ){
printf("X won\n");
return 1;
}else if ( pts[i] == -N ){
printf("O won\n");
return 1;
}
}
if (round_counter == TOTAL_SQUARES){
printf("Stalemate\n");
return 1;
}
return 0;
}
void add_point(){
int val = (currturn == X_TURN) ? 1 : -1;
pts[cpos.row] += val;
pts[ROWS + cpos.col] += val;
if ( cpos.row == cpos.col){
pts[ROWS + COLS + 0] += val;
}
if( (cpos.row + cpos.col) == (N - 1)){
pts[ROWS + COLS + 1] += val;
}
}
void update_boardstate(){
int idx = COLS * cpos.row + cpos.col;
if(boardstate[idx] == OPEN){
if(currturn == X_TURN){
boardstate[idx] = X;
}
else if(currturn == O_TURN){
boardstate[idx] = O;
}
add_point();
round_counter++;
currturn = !currturn;
}
print_boardstate();
}
void update_gamestate(char input){
switch(input){
case('w'):
if(cpos.row > 0){
cpos.row--;
}
break;
case('s'):
if(cpos.row < (ROWS - 1)){
cpos.row++;
}
break;
case('a'):
if(cpos.col > 0){
cpos.col--;
}
break;
case('d'):
if(cpos.col < (COLS - 1)){
cpos.col++;
}
break;
case('e'):
update_boardstate();
break;
}
printf("cpos.row = %d, cpos.col = %d,", cpos.row, cpos.col);
printf(" Turn: %d\n", currturn);
}
void main_loop(){
int input = 0;
while(1){
while((input = getchar()) == '\n');
update_gamestate(input);
if (is_game_over()) break;
}
}