1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
// license:BSD-3-Clause
// copyright-holders:Phil Stroffolino
class m57_state : public driver_device
{
public:
m57_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_videoram(*this, "videoram"),
m_scrollram(*this, "scrollram"),
m_spriteram(*this, "spriteram"),
m_maincpu(*this, "maincpu"),
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette") { }
/* memory pointers */
required_shared_ptr<UINT8> m_videoram;
required_shared_ptr<UINT8> m_scrollram;
required_shared_ptr<UINT8> m_spriteram;
/* video-related */
tilemap_t* m_bg_tilemap;
int m_flipscreen;
DECLARE_WRITE8_MEMBER(m57_videoram_w);
DECLARE_WRITE8_MEMBER(m57_flipscreen_w);
TILE_GET_INFO_MEMBER(get_tile_info);
virtual void video_start() override;
DECLARE_PALETTE_INIT(m57);
UINT32 screen_update_m57(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
void draw_background(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
void draw_sprites(bitmap_ind16 &bitmap, const rectangle &cliprect);
required_device<cpu_device> m_maincpu;
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
};
|