teaching

commit 081a52fa37da59878a88a792af9fba4eac8df5cf
Author: thing1 <thing1@seacrossedlovers.xyz>
Date:   Tue, 18 Nov 2025 19:35:04 +0000

init commit

Diffstat:
A
main
 | 
0

A
main.c
 | 
91
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
A
run.sh
 | 
7
+++++++

3 files changed, 98 insertions(+), 0 deletions(-)
diff --git a/main b/main
Binary files differ.
diff --git a/main.c b/main.c
@@ -0,0 +1,91 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+#define MAPW 30
+#define MAPH 30
+
+struct vec2 {
+	int x, y;
+};
+
+char map[MAPH][MAPW] = {0};
+char scr[MAPH][MAPW] = {0};
+
+void
+drawbox(struct vec2 pos, struct vec2 size) {
+	for (int y = pos.y; y < size.y + pos.y; y++) {
+		for (int x = pos.x; x < size.x + pos.x; x++) {
+
+			if (y == pos.y && x == pos.x)
+				map[y][x] = '/';
+
+			else if (y == pos.y && x == pos.x + size.x - 1)
+				map[y][x] = '\\';
+
+			else if (y == pos.y + size.y - 1 && x == pos.x) 
+				map[y][x] = '\\';
+
+			else if (y == pos.y + size.y - 1 && x == pos.x + size.x -1)
+				map[y][x] = '/';
+
+			else if (y == pos.y + size.y - 1 || y == pos.y) 
+				map[y][x] = '-';
+
+			else if (x == pos.x + size.x - 1 || x == pos.x)
+				map[y][x] = '|';
+		}
+	}
+}
+
+void
+printscr() {
+	for (int y = 0; y < MAPH; y++) {
+		for (int x = 0; x < MAPW; x++) {
+			printf("%c", scr[y][x]);
+		}
+		printf("\n\r");
+	}
+}
+
+int
+main() {
+	struct vec2 player = {10, 10};
+
+	fcntl(0, F_SETFL, O_NONBLOCK);
+
+	memset(map, ' ', MAPH * MAPW);
+	struct vec2 pos = {5,5};
+	struct vec2 size = {5,5};
+	drawbox(pos, size);
+
+	char in;
+
+	for (;;) {
+		memcpy(scr, map, MAPH * MAPW); 
+		scr[player.y][player.x] = '@';
+
+		read(0, &in, 1);
+		switch (in) {
+		case 'w':
+			player.y--;
+			break;
+		case 's':
+			player.y++;
+			break;
+		case 'a':
+			player.x--;
+			break;
+		case 'd':
+			player.x++;
+			break;
+		}
+		in = 0;
+
+		printf("\033c");
+		printscr();
+		usleep(32000);
+	}
+}
diff --git a/run.sh b/run.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+old=$(stty -g)
+stty -echo raw
+./main
+
+stty "$old"