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Do not correct VI width and height in CFB mode.

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Fixed MAME64 incorrect menu #861
This commit is contained in:
Sergey Lipskiy 2016-08-28 14:56:10 +07:00
parent e16e485bcf
commit a5d3ff9393
1 changed files with 3 additions and 1 deletions
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4
src/VI.cpp
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@ -38,7 +38,9 @@ void VI_UpdateSize()
VI.real_height = vEnd > vStart ? (((vEnd - vStart) >> 1) * vScale) >> 10 : 0;
VI.width = *REG.VI_WIDTH;
VI.interlaced = (*REG.VI_STATUS & 0x40) != 0;
if (VI.interlaced) {
const bool bCFB = (gDP.changed&CHANGED_CPU_FB_WRITE) == CHANGED_CPU_FB_WRITE;
if (VI.interlaced && !bCFB) {
f32 fullWidth = 640.0f*xScale;
if (*REG.VI_WIDTH > fullWidth) {
const u32 scale = (u32)floorf(*REG.VI_WIDTH / fullWidth + 0.5f);