neutrino: fix crashes on invalid fonts

with the latest fontrenderer fix, invalid fonts now can lead to
division by zero errors. fix the occurences I found.

git-svn-id: file:///home/bas/coolstream_public_svn/THIRDPARTY/applications/neutrino-experimental@43 e54a6e83-5905-42d5-8d5c-058d10e6a962
This commit is contained in:
seife
2009-12-13 12:25:38 +00:00
parent 5345573e5e
commit 83d7657b9d
4 changed files with 10 additions and 1 deletions

View File

@@ -552,6 +552,8 @@ void CFrameBuffer::paintBoxRel(const int x, const int y, const int dx, const int
radius = dy;
if (radius > 540)
radius = 540;
if (radius < 1) /* dx or dy = 0... */
radius = 1; /* avoid div by zero below */
scf = (540 * MUL) / radius;