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voodoo: fix Hornet games POST crash

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This commit is contained in:
Ville Linde 2021-06-13 20:26:42 +03:00
parent 712222e42b
commit 83e21e99e4
1 changed files with 2 additions and 2 deletions
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2
src/devices/video/voodoo.cpp
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@ -3151,7 +3151,7 @@ int32_t voodoo_device::register_w(voodoo_device *vd, offs_t offset, uint32_t dat
}
/* create a new visarea */
visarea.set(hbp, hbp + hvis - 1, vbp, vbp + vvis - 1);
visarea.set(hbp, hbp + std::max(hvis - 1, 0), vbp, vbp + std::max(vvis - 1, 0));
/* keep within bounds */
visarea.max_x = (std::min)(visarea.max_x, htotal - 1);