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-newport: Fixed source buffer shift when blending is enabled. [Ryan Holtz]

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This commit is contained in:
MooglyGuy 2019-05-29 17:46:39 +02:00
parent a902ee8e0f
commit e0ff1d29a0
1 changed files with 5 additions and 3 deletions
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8
src/devices/bus/gio64/newport.cpp
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@ -1986,7 +1986,7 @@ void newport_base_device::blend_pixel(uint32_t *dest_buf, uint32_t src)
}
else
{
const uint32_t dstc = (dst >> m_rex3.m_store_shift) & 0xfff;
const uint32_t dstc = dst & 0xfff;
dr = (((dstc >> 8) & 15) * 0x11) / 255.0f;
dg = (((dstc >> 4) & 15) * 0x11) / 255.0f;
db = (((dstc >> 0) & 15) * 0x11) / 255.0f;
@ -2229,7 +2229,8 @@ uint32_t newport_base_device::get_rgb_color(int16_t x, int16_t y)
if (dg > 3) dg = 3;
if (db > 1) db = 1;
return (db << 3) | (dg << 1) | dr;
uint32_t color = (db << 3) | (dg << 1) | dr;
return (color << 4) | color;
}
case 1: // 8bpp
@ -2271,7 +2272,8 @@ uint32_t newport_base_device::get_rgb_color(int16_t x, int16_t y)
if (dg > 15) dg = 15;
if (db > 15) db = 15;
return (db << 8) | (dg << 4) | dr;
uint32_t color = (db << 8) | (dg << 4) | dr;
return (color << 12) | color;
}
case 3: // 24bpp