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Diffstat (limited to 'src/mame/machine/playch10.cpp')
-rw-r--r-- | src/mame/machine/playch10.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/mame/machine/playch10.cpp b/src/mame/machine/playch10.cpp index 2c2c29a9ec3..80f67f75444 100644 --- a/src/mame/machine/playch10.cpp +++ b/src/mame/machine/playch10.cpp @@ -225,6 +225,16 @@ READ8_MEMBER(playch10_state::pc10_in1_r) /* no sprite hit (yet) */ ret |= 0x08; + // update the screen if necessary + if (!m_ppu->screen().vblank()) + { + int vpos = m_ppu->screen().vpos(); + int hpos = m_ppu->screen().hpos(); + + if (vpos > y || (vpos == y && hpos >= x)) + m_ppu->screen().update_now(); + } + /* get the pixel at the gun position */ rgb_t pix = m_ppu->screen().pixel(x, y); |