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othello: remove a tag lookup

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This commit is contained in:
hap 2022-12-22 12:20:30 +01:00
parent 37a34dcc8c
commit bb3f5d7417
2 changed files with 13 additions and 13 deletions
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10
src/mame/alpha/meijinsn.cpp
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@ -114,11 +114,11 @@ private:
required_ioport m_dsw;
// misc
uint8_t m_deposits1;
uint8_t m_deposits2;
uint8_t m_credits;
uint8_t m_coinvalue;
uint8_t m_mcu_latch;
uint8_t m_deposits1 = 0;
uint8_t m_deposits2 = 0;
uint8_t m_credits = 0;
uint8_t m_coinvalue = 0;
uint8_t m_mcu_latch = 0;
};

16
src/mame/misc/othello.cpp
View File

@ -64,9 +64,9 @@ public:
m_i8243(*this, "n7751_8243"),
m_palette(*this, "palette"),
m_soundlatch(*this, "soundlatch"),
m_gfx_data(*this, "gfx"),
m_n7751_data(*this, "n7751data")
{
}
{ }
void othello(machine_config &config);
@ -96,6 +96,7 @@ private:
required_device<palette_device> m_palette;
required_device<generic_latch_8_device> m_soundlatch;
required_region_ptr<uint8_t> m_gfx_data;
required_region_ptr<uint8_t> m_n7751_data;
uint8_t unk_87_r();
@ -129,18 +130,17 @@ private:
MC6845_UPDATE_ROW( othello_state::crtc_update_row )
{
rgb_t const *const palette = m_palette->palette()->entry_list_raw();
uint8_t const *const gfx = memregion("gfx")->base();
uint8_t const *const gfx = m_gfx_data;
for(int cx = 0; cx < x_count; ++cx)
{
uint32_t data_address = ((m_videoram[ma + cx] + m_tile_bank) << 4) | ra;
uint32_t tmp = gfx[data_address] | (gfx[data_address + 0x2000] << 8) | (gfx[data_address + 0x4000] << 16);
uint32_t address = ((m_videoram[ma + cx] + m_tile_bank) << 4) | ra;
uint32_t tile_data = gfx[address] | (gfx[address + 0x2000] << 8) | (gfx[address + 0x4000] << 16);
for(int x = 0; x < TILE_WIDTH; ++x)
{
bitmap.pix(y, (cx * TILE_WIDTH + x) ^ 1) = palette[tmp & 0x0f];
tmp >>= 4;
bitmap.pix(y, (cx * TILE_WIDTH + x) ^ 1) = palette[tile_data & 0x0f];
tile_data >>= 4;
}
}
}