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mgames: Use tilemap system for drawing, clean up palette and gfxlayout

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This commit is contained in:
Dirk Best 2019-03-25 17:11:17 +01:00
parent a6e3c9b628
commit 9e33c6f4ed
1 changed files with 33 additions and 31 deletions
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64
src/mame/drivers/mgames.cpp
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@ -238,6 +238,8 @@ public:
void mgames(machine_config &config);
private:
tilemap_t *m_tilemap;
DECLARE_READ8_MEMBER(mixport_r);
DECLARE_WRITE8_MEMBER(outport0_w);
DECLARE_WRITE8_MEMBER(outport1_w);
@ -247,12 +249,14 @@ private:
DECLARE_WRITE8_MEMBER(outport5_w);
DECLARE_WRITE8_MEMBER(outport6_w);
DECLARE_WRITE8_MEMBER(outport7_w);
void mgames_palette(palette_device &palette) const;
uint32_t screen_update_mgames(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
TILE_GET_INFO_MEMBER(tile_info);
void main_map(address_map &map);
virtual void machine_start() override { m_lamps.resolve(); }
virtual void video_start() override;
virtual void machine_start() override;
uint8_t m_output[8];
required_shared_ptr<uint8_t> m_video;
@ -263,41 +267,40 @@ private:
output_finder<9> m_lamps;
};
void mgames_state::video_start()
TILE_GET_INFO_MEMBER( mgames_state::tile_info )
{
uint8_t code = m_video[tile_index];
uint8_t color = m_video[tile_index + 0x400] & 0x3f;
SET_TILE_INFO_MEMBER(0, code, color, 0);
}
void mgames_state::machine_start()
{
m_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(FUNC(mgames_state::tile_info), this), TILEMAP_SCAN_ROWS, 16, 16, 32, 32);
m_lamps.resolve();
}
uint32_t mgames_state::screen_update_mgames(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
gfx_element *const gfx = m_gfxdecode->gfx(0);
m_tilemap->mark_all_dirty();
m_tilemap->draw(screen, bitmap, cliprect, 0, 0);
int count = 0;
for (int y = 0; y < 32; y++)
{
for (int x = 0; x < 32; x++)
{
uint16_t const dat = m_video[count];
uint16_t const col = m_video[count + 0x400] & 0x7f;
gfx->opaque(bitmap, cliprect, dat, col, 0, 0, x * 16, y * 16);
count++;
}
}
return 0;
}
void mgames_state::mgames_palette(palette_device &palette) const
{
for (int i = 0; i < 0x100; i++)
for (int i = 0; i < 64; i++)
{
rgb_t color;
if (i & 0x01)
color = rgb_t(pal2bit((i & 0x6) >> 1), pal2bit((i & 0x18) >> 3), pal2bit((i & 0x60) >> 5));
else
color = rgb_t::black();
palette.set_pen_color(i, color);
palette.set_indirect_color(i, rgb_t(
pal2bit((i >> 0) & 3),
pal2bit((i >> 2) & 3),
pal2bit((i >> 4) & 3)
));
palette.set_pen_indirect(i * 2 + 0, 0); // all tiles black background
palette.set_pen_indirect(i * 2 + 1, i);
}
}
@ -622,20 +625,19 @@ static INPUT_PORTS_START( mgames )
INPUT_PORTS_END
static const gfx_layout tiles16x16_layout =
static const gfx_layout gfx_16x16x1 =
{
16,16,
RGN_FRAC(1,1),
1,
{ 0 },
{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
{ 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16,
8*16, 9*16, 10*16, 11*16, 12*16, 13*16, 14*16, 15*16},
{ STEP16(0,1) },
{ STEP16(0,16) },
16*16
};
static GFXDECODE_START( gfx_mgames )
GFXDECODE_ENTRY( "gfx1", 0, tiles16x16_layout, 0, 0x100 )
GFXDECODE_ENTRY( "gfx1", 0, gfx_16x16x1, 0, 64 )
GFXDECODE_END
@ -658,7 +660,7 @@ void mgames_state::mgames(machine_config &config)
screen.set_palette(m_palette);
GFXDECODE(config, m_gfxdecode, m_palette, gfx_mgames);
PALETTE(config, m_palette, FUNC(mgames_state::mgames_palette), 0x200);
PALETTE(config, m_palette, FUNC(mgames_state::mgames_palette), 128, 64);
/* sound hardware */
// to do...