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Blank fix

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This commit is contained in:
Angelo Salese 2013-08-24 14:28:46 +00:00
parent 3792c1e6eb
commit f1816533c1
1 changed files with 2 additions and 1 deletions
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3
src/mame/video/powervr2.c
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@ -1243,7 +1243,8 @@ READ32_MEMBER( powervr2_device::spg_status_r )
UINT32 vsync = ((m_screen->vpos() >= spg_vbstart) || (m_screen->vpos() < spg_vbend)) ? 0 : 1;
UINT32 hsync = ((m_screen->hpos() >= spg_hbstart) || (m_screen->hpos() < spg_hbend)) ? 0 : 1;
/* FIXME: following is just a wild guess */
UINT32 blank = (vsync | hsync) ? 0 : 1;
UINT32 blank; = ((m_screen->vpos() >= spg_vbstart) || (m_screen->vpos() < spg_vbend) |
(m_screen->hpos() >= spg_hbstart) || (m_screen->hpos() < spg_hbend)) ? 0 : 1;
if(vo_control & 4) { blank^=1; }
if(vo_control & 2) { vsync^=1; }
if(vo_control & 1) { hsync^=1; }