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#include "raylib.h"
#include <stdlib.h>
#include <time.h>
#include <string.h>
int main(void)
{
const int pixSize = 5;
const int padding = 2;
const int dim = 80;
const int space = pixSize + (2 * padding);
const int winSize = space * dim;
bool (*currState)[dim];
bool (*nextState)[dim];
currState = malloc(dim * dim * sizeof(bool));
nextState = malloc(dim * dim * sizeof(bool));
srand(time(NULL));
int prob = 30;
for (int i=0; i<dim; i++) {
for (int j=0; j<dim; j++) {
currState[i][j] = false;
nextState[i][j] = false;
if (rand() % 100 < prob) {
currState[i][j] = true;
nextState[i][j] = true;
} else {
currState[i][j] = false;
nextState[i][j] = false;
}
}
}
InitWindow(winSize, winSize, "Kontol");
SetTargetFPS(10);
bool isRunning = true;
while (!WindowShouldClose())
{
BeginDrawing();
if (IsKeyDown(KEY_A))
isRunning = !isRunning;
ClearBackground(BLACK);
int nearestI = GetMouseX() / space;
int nearestJ = GetMouseY() / space;
if (IsMouseButtonDown(MOUSE_BUTTON_LEFT))
currState[nearestI][nearestJ] = true;
if (IsMouseButtonDown(MOUSE_BUTTON_RIGHT))
currState[nearestI][nearestJ] = false;
for (int i=0; i<dim; i++) {
for (int j=0; j<dim; j++) {
Color pixColor = BLACK;
if (currState[i][j]) pixColor = WHITE;
DrawRectangle(i * space, j * space, pixSize, pixSize, pixColor);
if (isRunning) {
int n1 = 0;
int n2 = 0;
int n3 = 0;
int n4 = 0;
int n5 = 0;
int n6 = 0;
int n7 = 0;
int n8 = 0;
if (i > 0 && j > 0) {
n1 = currState[i - 1][j - 1];
n2 = currState[i - 1][j];
n4 = currState[i][j - 1];
}
if (i > 0 && j < dim-1) {
n3 = currState[i - 1][j + 1];
}
if (i < dim-1 && j < dim-1) {
n5 = currState[i][j + 1];
n7 = currState[i + 1][j];
}
if (i < dim-1 && j > 0) {
n6 = currState[i + 1][j - 1];
}
if (i < dim-1 && j < dim-1) {
n8 = currState[i + 1][j + 1];
}
int total = n1 + n2 + n3 + n4 + n5 + n6 + n7 + n8;
if (total < 2 && currState[i][j]) nextState[i][j] = false;
if (total > 3 && currState[i][j]) nextState[i][j] = false;
if ((total == 2 || total == 3) && currState[i][j]) nextState[i][j] = true;
if (total == 3 && !currState[i][j]) nextState[i][j] = true;
}
}
}
if (isRunning) {
memcpy(currState, nextState, dim * dim * sizeof(bool));
}
EndDrawing();
}
free(currState);
free(nextState);
CloseWindow();
return 0;
}
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