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boogwing.cpp : Fix museum stage windows

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Window frames are must be solid pixel, NOT blended
This commit is contained in:
cam900 2020-02-19 01:51:24 +09:00 committed by GitHub
parent 32e753c1e8
commit 38bce6f9fe
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 1 additions and 5 deletions
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6
src/mame/video/boogwing.cpp
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@ -111,7 +111,7 @@ void boogwing_state::mix_boogwing(screen_device &screen, bitmap_rgb32 &bitmap, c
if (pix2 & 0x100)
{
if (pix2 & 0x800) // Use LUT, ex : Explosions
alpha2 = (pix2 & 8) ? 0xff : m_deco_ace->get_alpha(0x14 + (pix2 & 0x7)); // TODO : -1?
alpha2 = (pix2 & 8) ? 0xff : m_deco_ace->get_alpha(0x14 + ((pix2 - 1) & 0x7));
else
alpha2 = m_deco_ace->get_alpha(0x10 + ((pix2 & 0x80) >> 7));
}
@ -123,10 +123,6 @@ void boogwing_state::mix_boogwing(screen_device &screen, bitmap_rgb32 &bitmap, c
{
case 0x02:
{
// Additional sprite alpha in this mode
if (pix2 & 0x400)
alpha2 = 0x80; // TODO
// Sprite vs playfield
if ((pix2 & 0x600) == 0x600)
pri2 = 4;