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nascom avc: use standard 3-bit rgb palette

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This commit is contained in:
Dirk Best 2015-07-30 11:19:02 +02:00
parent 4b1e08c1bb
commit d5432ba614
2 changed files with 5 additions and 15 deletions
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17
src/emu/bus/nasbus/avc.c
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@ -25,6 +25,8 @@ static MACHINE_CONFIG_FRAGMENT( nascom_avc )
MCFG_SCREEN_RAW_PARAMS(16250000, 1024, 0, 768, 320, 0, 256)
MCFG_SCREEN_UPDATE_DEVICE("mc6845", mc6845_device, screen_update)
MCFG_PALETTE_ADD_3BIT_RGB("palette")
MCFG_MC6845_ADD("mc6845", MC6845, "screen", XTAL_16MHz / 8)
MCFG_MC6845_SHOW_BORDER_AREA(false)
MCFG_MC6845_CHAR_WIDTH(6)
@ -36,18 +38,6 @@ machine_config_constructor nascom_avc_device::device_mconfig_additions() const
return MACHINE_CONFIG_NAME( nascom_avc );
}
const rgb_t nascom_avc_device::m_palette[] =
{
rgb_t::black,
rgb_t(0xff, 0x00, 0x00),
rgb_t(0x00, 0xff, 0x00),
rgb_t(0xff, 0xff, 0x00),
rgb_t(0x00, 0x00, 0xff),
rgb_t(0xff, 0x00, 0xff),
rgb_t(0x00, 0xff, 0xff),
rgb_t::white,
};
//**************************************************************************
// LIVE DEVICE
@ -61,6 +51,7 @@ nascom_avc_device::nascom_avc_device(const machine_config &mconfig, const char *
device_t(mconfig, NASCOM_AVC, "Nascom Advanced Video Card", tag, owner, clock, "nascom_avc", __FILE__),
device_nasbus_card_interface(mconfig, *this),
m_crtc(*this, "mc6845"),
m_palette(*this, "palette"),
m_control(0x80)
{
}
@ -130,7 +121,7 @@ MC6845_UPDATE_ROW( nascom_avc_device::crtc_update_row )
}
// plot the pixel
bitmap.pix32(y, x) = m_palette[(b << 2) | (g << 1) | (r << 0)];
bitmap.pix32(y, x) = m_palette->pen_color((b << 2) | (g << 1) | (r << 0));
}
}

3
src/emu/bus/nasbus/avc.h
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@ -41,14 +41,13 @@ protected:
private:
required_device<mc6845_device> m_crtc;
required_device<palette_device> m_palette;
std::vector<UINT8> m_r_ram;
std::vector<UINT8> m_g_ram;
std::vector<UINT8> m_b_ram;
UINT8 m_control;
static const rgb_t m_palette[];
};
// device type definition