From 200e77c6dc7ce550e78be9dc8d8b883b3c8b1a85 Mon Sep 17 00:00:00 2001
From: Bjorn Einar Bjarntes <bjartnes@gmail.com>
Date: Sun, 19 Dec 2021 13:30:42 +0100
Subject: [PATCH] this was just masking i think, must fix

---
 src/main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/main.c b/src/main.c
index 198afe5..188a8ce 100644
--- a/src/main.c
+++ b/src/main.c
@@ -36,6 +36,7 @@ BYTE isPositionWhite() {
 
 // https://archive.org/details/The_Graphics_Book_for_the_Commodore_64/page/n129/
 void setPositionWhite() {
+    // TODO this 8 times something divided must be just masking
     ad = 0x2000+(320 * (y >> 3)) + (y & 7)+8 * (x>>3);
     *(short*)(ad) = *(short*)(ad) | 1 << ((7-(x & 7)));
 }