Initial commit

Its crap, but hey, its pong

diff --git a/.gitignore b/.gitignore
new file mode 100644 (file)
index 0000000..8e55469
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+pong

diff --git a/Makefile b/Makefile
new file mode 100644 (file)
index 0000000..269671b
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,10 @@
+all:
+       ${CC} -o pong pong.c ${CLAGS} -lcurses ${LDFLAGS}
+
+install:
+       cp pong /usr/local/bin/pong
+
+uninstall:
+       rm /usr/local/bin/pong
+
+.PHONY: all

diff --git a/pong.c b/pong.c
new file mode 100644 (file)
index 0000000..e6b8f38
--- /dev/null
+++ b/pong.c
@@ -0,0 +1,112 @@
+#include <ncurses.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+
+int
+die(int code)
+{
+       endwin();
+       exit(code);
+}
+
+int
+main(void) {
+       int x = 1, y = 0, aoff = 0, boff = 0;
+       int max_y = 0, max_x = 0;
+       int max_y_new = 0, max_x_new = 0;
+       int direction = 1;
+       int pad_h = 5;
+       int a_score = 0, b_score = 0;
+       int slope_x = 5;
+       int slope_y = 1;
+       int index = 0;
+       int index_dir = 1;
+
+       // Initialize curses
+       initscr();
+       noecho();
+       curs_set(0);
+       nodelay(stdscr, 1); // Don't wait for getch input
+       index = max_y/2;
+       x = max_x/2;
+
+       while(1) {
+               getmaxyx(stdscr, max_y_new, max_x_new);
+               --max_x_new;
+               --max_y_new; 
+               pad_h = 0.2 * max_y;
+               if (max_y_new != max_y || max_x_new != max_x) {
+                       clear();
+                       max_x = max_x_new;
+                       max_y = max_y_new;
+               }
+
+               index += index_dir;
+
+               // Parse keypresses
+               int key = getch();
+               if (key == 'q') {
+                       die(0);
+               } else if (key == 'k') {
+                       boff += 2;
+               } else if (key == 'i') {
+                       boff -= 2;
+               } else if (key == 's') {
+                       aoff += 2;
+               } else if (key == 'w') {
+                       aoff -= 2;
+               }
+
+               // Draw paddles
+               for (int i = 0; i < max_y; i++) {
+                       mvprintw(i, 0, " ");
+                       mvprintw(i, max_x, " ");
+               }
+               for (int i = aoff; i < aoff + pad_h; i++) {
+                       mvprintw(i, 0, "|");
+               }
+
+               for (int i = boff; i < boff + pad_h; i++) {
+                       mvprintw(i, max_x, "|");
+               }
+
+               for (int i = 0; i < max_y; i++) {
+                       mvprintw(i, max_x/2, ":");
+               }
+
+               mvprintw(0, 2, "%d", a_score);
+               mvprintw(0, max_x - 1, "%d", b_score);
+
+               // Move ball
+               mvprintw(y, x, " ");
+
+               x += direction;
+               y = index / slope_x * slope_y;
+               mvprintw(y, x, "o");
+
+               // Check if touching paddle
+               if (x == max_x) {
+                       if (y >= boff && y <= boff + pad_h) {
+                               direction *= -1;
+                       } else {
+                               a_score += 1;
+                               usleep(600000);
+                               x = max_x/2;
+                               index = max_y/2;
+                       }
+               } else if (x == 0) {
+                       if (y >= aoff && y <= aoff + pad_h) {
+                               direction *= -1;
+                       } else {
+                               b_score += 1;
+                               usleep(600000);
+                               x = max_x/2;
+                               index = max_y/2;
+                       }
+               } else if (y < 0 || y > max_y) {
+                       index_dir *= -1;
+               }
+               usleep(3000000 * (1.0/((double)max_x + (double)max_y)));
+       }
+}