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Vladyslav Korzun 2023-04-26 14:00:03 +00:00
parent 6afe516c15
commit 6c9e4da9e8
6 changed files with 480 additions and 0 deletions
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14
a3/Makefile Normal file
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CFLAGS=-std=c99 -Wall -g
all: game
%.o: %.c
gcc $(CFLAGS) -c $< -o $@
clean:
rm *.o
rm game
game: main.o game.o world.o
gcc main.o game.o world.o -lcurses -lm -o game

114
a3/game.c Normal file
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#include <curses.h>
#include <stdlib.h>
#include <string.h>
#include "world.h"
#include "game.h"
void* init_game(){
struct game* st = calloc(1,(sizeof(struct game)));
for(int i = 0; i < 5; i++){
st->mousex[i] = rand() % 5 + 19;
st->mousey[i] = rand() % 5 + 13;
}
st->catx = 0;
st->caty = 0;
st->catx_position = 15;
st->caty_position = 15;
return st;
}
int game_event(struct event* event,void* game){
struct game* state = game;
char msg[200];
sprintf(msg,"%d",event->type);
set_message(msg,10,0);
if ( event->type == EVENT_ESC){
return 1;
}
int count = 0;
for(int i = 0; i < 5; i++) {
if ((state->caty_position == state->mousey[i]) && (state->catx_position == state->mousex[i])) {
count = 1;
state->mousey[i] = 0;
state->mousex[i] = 0;
if (state->mousex[i] == 0 && state->mousey[i] == 0) {
count++;
if (count == 5) {
set_message("HAM", 12, 13);
}
}
return 0;
}
}
if(count == 0){
count = 2;
if(event->type == EVENT_TIMEOUT) {
int cx = state->catx_position + state->catx;
int cy = state->caty_position + state->caty;
if (cx < 12 || cy < 11 || cx > 38 || cy > 18){
return 0;
}
else {
state->catx_position = cx;
state->caty_position = cy;
}
//for(int i = 0; i < 5; i++){
/*int m = rand() % 6;
if (m == 0){
state->mousey[i] -= 1;
}
else if (m == 1){
state->mousey[i] += 1;
}
else if (m == 2){
state->mousex[i] -= 1;
}
else if (m == 3){
state->mousex[i] += 1;
}*/
}
}
if(count == 2){
if (event->type == EVENT_KEY){
if ( event->key == KEY_UP){
state->catx = 0;
state->caty = -1;
}
else if ( event->key == KEY_DOWN){
state->catx = 0;
state->caty = 1;
}
else if ( event->key == KEY_LEFT){
state->catx = -1;
state->caty = 0;
}
else if ( event->key == KEY_RIGHT){
state->catx = +1;
state->caty = 0;
}
}
}
count = 0;
// Draw world state
clear_screen();
initscr();
for (int y = 10; y < 20; y++) {
for (int x = 10; x < 40; x++) {
if (x == 10 || y == 10 || x == 39 || y == 19) {
mvaddch(y, x, '#');
} else {
mvaddch(y, x, ' ');
}
}
}
refresh();
set_color_cell('c',state->catx_position,state->caty_position,COLOR_YELLOW,COLOR_RED);
//set_color_cell('-',state->catx_position-1,state->caty_position,COLOR_YELLOW,COLOR_GREEN);
for(int i = 0; i < 5; i++){
set_cell('m',state->mousex[i],state->mousey[i]);
}
set_message( state->message,1,0);
return 0;
}

32
a3/game.h Normal file
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#ifndef _GAME_H_INCLUDE_
#define _GAME_H_INCLUDE_
#define MOUSE_COUNT 5
#include "world.h"
// Set of variables that expresses state of the game.
//
struct game {
// X speed of the cat
int catx;
// Y speed of the cat
int caty;
// X position of the cat
int catx_position;
// Y opsition of the cat
int caty_position;;
// X position of the mouse
int mousex[MOUSE_COUNT];
int mousey[MOUSE_COUNT];
// Funky message
char message[100];
};
// Returns pointer to newly allocated state
void* init_game();
// Changes world according to the game state (pressed key, screen size or other event)
int game_event(struct event* event,void* game);
#endif

9
a3/main.c Normal file
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#include "game.h"
#include "world.h"
#include <stdlib.h>
int main(int argc, char** argv){
start_world(init_game,game_event,free);
return 0;
}

198
a3/world.c Normal file
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#include "world.h"
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
int TIMEOUT;
void abort_game(const char* message){
endwin();
puts(message);
exit(1);
}
void check_bounds(const char* source,int x, int y){
char msg[200];
if (x < 0 || x >= COLS){
sprintf(msg,"%s:: width %d is out of bounds (0,%d)",source,x,COLS);
abort_game(msg);
}
if (y < 0 || y >= LINES){
sprintf(msg,"%s:: height %d is out of bounds (0,%d)",source,y,LINES);
abort_game(msg);
}
}
void clear_screen(){
// Clear screen
mvaddch(0,0,' ');
int screenchars = LINES*COLS;
for (int j = 1; j < screenchars;j++ ){
addch(' ');
}
}
void game_speed(int value){
if (value < 0){
abort_game("world_seed:: cannot be negative\n");
}
TIMEOUT =value;
}
void set_message(const char* message,int x,int y) {
int l = strlen(message);
for (int i = 0; i < l; i++){
check_bounds("set_message",x+i,y);
set_cell(message[i],x+i,y);
}
}
void assert_message(int event,const char* message){
if (event == 0){
abort_game(message);
}
}
void set_cell(int character,int x,int y) {
check_bounds("set_cell",x,y);
set_color_cell(character,x,y,COLOR_WHITE,COLOR_BLACK);
}
void set_color_cell(int character,int x,int y,short front_color,short back_color){
check_bounds("set_color_cell",x,y);
if (has_colors()){
int pair = COLOR_COUNT * front_color + back_color;
attron(COLOR_PAIR(pair));
mvaddch(y,x,character);
attroff(COLOR_PAIR(pair));
}
else{
mvaddch(y,x,character);
}
}
int start_world(void* (*init_game)(),int (*world_event)(struct event* event,void* game),void (*destroy_game)(void*)){
srand(time(NULL));
int r = 1;
// Speed global variable
TIMEOUT = 100;
if (initscr() == NULL){
// TODO Which Error?
puts("Curses Error.");
return -1;
}
noecho(); // Nevypisuj vstup na obrazovku
cbreak(); // Zabudni starý vstup
nodelay(stdscr,TRUE); // Nečakaj na stlačenie
keypad(stdscr,TRUE); // Aktivuje šípky
curs_set(FALSE); // Neviditeľný kurzor
/* Get all the mouse events */
mousemask(ALL_MOUSE_EVENTS, NULL);
MEVENT mouse_event;
if (has_colors()){ // Zistenie či terminál podporuje farby
start_color();
for (int i = 0; i < COLOR_COUNT;i++){
for (int j = 0; j < COLOR_COUNT;j++){
init_pair(i * COLOR_COUNT + j, i,j);
}
}
}
else {
puts("No colors!\n");
}
void* game = NULL;
if (init_game != NULL){
game = init_game();
assert_message(game != NULL,"init_game:: should return non null pointer");
}
timeout(TIMEOUT);
// Initial step
struct event event;
memset(&event,0,sizeof(struct event));
event.height = LINES;
event.width = COLS;
event.type = EVENT_START;
clock_t start_time = clock();
clock_t last_timeout = start_time;
clock_t next_timeout = last_timeout + TIMEOUT;
event.time_ms = start_time;
// Start event
r = world_event(&event,game);
refresh();
while (!r) {
memset(&event,0,sizeof(struct event));
event.height = LINES;
event.width = COLS;
event.key = getch();
// No key was pressed
if (event.key == ERR){
event.type = EVENT_TIMEOUT;
last_timeout = clock();
next_timeout = last_timeout + TIMEOUT;
}
// Mouse event
else if (event.key == KEY_MOUSE ){
event.type = EVENT_MOUSE;
if(getmouse(&mouse_event) == OK){
event.mouse_x = mouse_event.x;
event.mouse_y = mouse_event.y;
if(mouse_event.bstate & BUTTON1_PRESSED){
event.mouse_left = 1;
}
if(mouse_event.bstate & BUTTON2_PRESSED){
event.mouse_middle = 1;
}
if(mouse_event.bstate & BUTTON3_PRESSED){
event.mouse_right = 1;
}
}
}
else if (event.key == KEY_RESIZE) {
event.type = EVENT_RESIZE;
}
else{
event.type = EVENT_KEY;
if (event.key == 27){
int k = getch();
if (k == -1){
// Esc Was pressed
event.type = EVENT_ESC;
}
else {
// Alt was pressed
event.key = k;
event.alt_key = 1;
}
}
}
// Draw new world
event.time_ms = clock();
r = world_event(&event,game);
refresh();
event.time_ms = clock();
// set new timeout
int nt = next_timeout - event.time_ms;
//printf("%d\n",nt);
if (nt > 0){
timeout(nt);
}
else {
timeout(TIMEOUT);
next_timeout = event.time_ms + TIMEOUT;
}
}
memset(&event,0,sizeof(struct event));
event.height = LINES;
event.width = COLS;
event.type = EVENT_END;
event.time_ms = clock();
world_event(&event,game);
if (destroy_game != NULL){
destroy_game(game);
}
endwin();
return r;
};

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a3/world.h Normal file
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#ifndef _WORLD_H_
#define _WORLD_H_
#include <curses.h>
/**
* World represented as a rectangular matrix of colorful characters.
*
* Point [0,0] is displayed the upper left corner of the screen.
*
*/
enum event_type {
EVENT_START,
EVENT_TIMEOUT,
EVENT_KEY,
EVENT_MOUSE,
EVENT_RESIZE,
EVENT_ESC,
EVENT_END,
};
struct event {
/**
* Last width of the screen.
*/
int width;
/**
* Last height of the screen.
*/
int height;
/**
* Last pressed key or Curses event.
*
* Special event values:
* ERR if timeout,
* KEY_RESIZE if screen resize
* KEY_EVENT, other event,
* KEY_MOUSE, mouse clicked
*
* Key values:
*
* ' ' Space
* KEY_DOWN Arrow down
* KEY_UP Arrow up
* KEY_LEFT Arrow left
* KEY_RIGHT Arrow right
* KEY_A1 Upper left of keypad
* KEY_A3 Upper right of keypad
* KEY_B2 Center of keypad
* KEY_C1 Lower left of keypad
* KEY_C3 Lower right of keypad
*
* KEY_ENTER
* KEY_BACKSPACE
*/
int key;
int alt_key;
enum event_type type;
int mouse_x;
int mouse_y;
int mouse_left;
int mouse_right;
int mouse_middle;
long int time_ms;
};
/**
* Sets cell to a state.
* @param event
* @param x coordinate of cell
* @param y coordinate of cell
* @param new state of the cell
*/
void set_cell(int character,int x,int y);
/**
* COLOR_BLACK 0
* COLOR_RED 1
* COLOR_GREEN 2
* COLOR_YELLOW 3
* COLOR_BLUE 4
* COLOR_MAGENTA 5
* COLOR_CYAN 6
* COLOR_WHITE 7
*/
#define COLOR_COUNT 8
void set_color_cell(int character,int x,int y,short front_color,short back_color);
/**
*
* @param event
* @param number of commandline arguments
* @param init_world
* @param destroy_world
*
* void init_world(struct event* w);
* Initializes user state.
* Free user state.
* @param event
*/
int start_world(void* (*init_game)(),int (*world_event)(struct event* event,void* game),void (*destroy_game)(void* game));
void game_speed(int value);
void set_message(const char* message,int x,int y);
void clear_screen();
#endif