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VideoInterface: Fix panic alert on interlaced fields. 

For some reason this was only showing up in video software.

Not sure why.
This commit is contained in:
Scott Mansell 2016-08-29 23:02:05 +12:00
parent 0fbf72cbf1
commit 17e64b75a5
1 changed files with 4 additions and 2 deletions
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6
Source/Core/Core/HW/VideoInterface.cpp
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@ -678,10 +678,12 @@ static void BeginField(FieldType field)
// has the first line. For the field with the second line, we
// offset the xfb by (-stride_of_one_line) to get the start
// address of the full xfb.
if (field == FieldType::FIELD_ODD && m_VBlankTimingOdd.PRB == m_VBlankTimingEven.PRB + 1)
if (field == FieldType::FIELD_ODD && m_VBlankTimingOdd.PRB == m_VBlankTimingEven.PRB + 1 &&
xfbAddr)
xfbAddr -= fbStride * 2;
if (field == FieldType::FIELD_EVEN && m_VBlankTimingOdd.PRB == m_VBlankTimingEven.PRB - 1)
if (field == FieldType::FIELD_EVEN && m_VBlankTimingOdd.PRB == m_VBlankTimingEven.PRB - 1 &&
xfbAddr)
xfbAddr -= fbStride * 2;
}