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Fix a divide-by-zero error in the trapezoid drawing logic

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git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@4807 7fd9a85b-ad96-42d3-883c-3090e2eb8679
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patacongo
2012-06-06 18:07:49 +00:00
parent b2365bb867
commit 84feda595c
5 changed files with 41 additions and 11 deletions
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nuttx/ChangeLog
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@@ -2896,4 +2896,8 @@
when the work queue is enabled. This is partially because some interrupt
related logic is not built in that case. Simply disabling then re-
enabling interrupts restores the proper state.
* graphics/nxglib/lcd/nxglib_filltrapezoid.c and fb/nxglib_filltrapezoid.c:
Fix an error when the trapezoid is only 1 line high. In this case, a
divide by zero error would occur. The fix is to draw the 1 line high
trapezoid as a run.