ref: 2cc60a0d434c7c7df19cf9d65ec9ed389bc5cb58
parent: 075ca5a7617457cb189fcd5ba071dc38b9067582
author: Simon Howard <fraggle@soulsphere.org>
date: Tue May 31 21:07:11 EDT 2016
video: Fix rounding up of window_height adjust. The correct behavior here is to round up to the nearest pixel; the past logic mostly worked but wasn't quite correct.
--- a/src/i_video.c
+++ b/src/i_video.c
@@ -287,9 +287,9 @@
if (window_width * h <= window_height * SCREENWIDTH)
{
- // The +1 here stops us from repeatedly shrinking the screen size
- // with each call.
- window_height = (window_width + 1) * h / SCREENWIDTH;
+ // We round up window_height if the ratio is not exact; this leaves
+ // the result stable.
+ window_height = (window_width * h + SCREENWIDTH - 1) / SCREENWIDTH;
}
else
{