very bad collision(work in progress)

src/docprogress.txt

@@ -0,0 +1,10 @@
+main.c - Done
+physics.c - Done, refine later
+    physics.h - Done
+render.c - Done
+    render.h - Done
+player.c - Done
+    player.h - Done
+world.c
+    world.h
+config.h