started minesweeper

.gitignore

@@ -0,0 +1 @@
+*~

minesweeper/Makefile

@@ -0,0 +1,2 @@
+make all:
+	gcc mine.c -o mine -lraylib -lGL -lm -lpthread -ldl -lrt -lX11

minesweeper/mine.c

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+#include "raylib.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+typedef char cell;
+#define MINE     0b10000000
+#define MARKED   0b01000000
+#define NUMBERED 0b00000111
+
+/*
+0000 0000
+^^    ^^^
+||    number
+|1 if marked
+1 if mine
+*/
+
+typedef struct minefield_t {
+    int row;
+    int col;
+    cell* cells;
+} Minefield;
+
+Minefield make_minefield(int row, int col, int mine_count){
+    Minefield mf = {.row = row, .col = col};
+    int size = mf.row * mf.col;
+    mf.cells = (cell *)calloc(size, sizeof(cell));
+
+    // 0 initialization
+    for (int i = 0; i < size; i++) {
+        mf.cells[i] = 0;
+    }
+
+    // Place mines
+    /* float prob = (float) mine_count / f.row * f.col; */
+    for (int m = mine_count; m > 0;){
+        for (int i = 0; i < size; i++){
+            if (!(mf.cells[i] & MINE) && (rand() % size) < mine_count) {
+                mf.cells[i] = MINE;
+                if (--m <= 0) {
+                    break;
+                }
+            }
+        }
+    }
+
+    // Place numbers
+    for (int i = 0; i < mf.row; i++){
+        for (int j = 0; j < mf.col; j++){
+            if (!(mf.cells[i * mf.col + j] & MINE)){
+                cell c = 0;
+                for (int ii = i - 1; ii <= i + 1; ii++){
+                    for (int jj = j - 1; jj <= j + 1; jj++){
+                        if (ii < 0 || ii >= mf.row
+                            || jj < 0 || jj >= mf.col){
+                            continue;
+                        }
+                        if (mf.cells[ii * mf.col + jj] & MINE){
+                            c++;
+                        }
+                    }
+                }
+                mf.cells[i * mf.col + j] = c;
+            }
+        }
+    }
+    return mf;
+}
+
+void free_minefield(Minefield* mf){
+    if (mf){
+        free(mf->cells);
+        mf->cells = NULL;
+    }
+}
+
+char cell_char(cell c){
+    if (c & MARKED) {
+        return 'X';
+    } else if (c & MINE) {
+        return '*';
+    } else {
+        c &= NUMBERED;
+        return c > 0 ? c + '0' : ' ';
+    }
+}
+void print_minefield(Minefield *mf, FILE *stream) {
+    for (int i = 0; i < mf->row; i++) {
+        for (int j = 0; j < mf->col; j++) {
+            fputc('|', stream);
+            cell c = mf->cells[i * mf->col + j];
+            fputc(cell_char(c), stream);
+        }
+        fputs("|\n", stream);
+    }
+}
+
+const int screenWidth = 800;
+const int screenHeight = 450;
+
+void draw_minefield(Minefield* mf){
+    float width = (float) screenWidth / mf->col;
+    float height = (float) screenHeight / mf->row;
+    float size = width > height ? height : width;
+    char str[2] = "0";
+    for (int i = 0; i < mf->row; i++){
+        for (int j = 0; j < mf->col; j++){
+            int x = size * j;
+            int y = size * i;
+            DrawRectangleLines(x, y, size, size, BLACK);
+            str[0] = cell_char(mf->cells[i * mf->col + j]);
+            DrawText(str, x + size / 3, y + size / 3, 20, BLACK);
+        }
+    }
+}
+
+int main(){
+    Minefield mf = make_minefield(10, 20, 30);
+    print_minefield(&mf, stdout);
+
+    InitWindow(screenWidth, screenHeight, "Minesweeper");
+    SetTargetFPS(60);
+
+    while(!WindowShouldClose()){
+        BeginDrawing();
+        ClearBackground(RAYWHITE);
+        draw_minefield(&mf);
+        EndDrawing();
+    }
+    
+    free_minefield(&mf);
+
+    return 0;
+}