mirror of
https://github.com/holub/mame
synced 2025-05-24 23:05:32 +03:00
(mess) banctec: gfx layout for the R6545 character generator emulation
This commit is contained in:
Felipe Corrêa da Silva Sanches
parent
f92b65bddb
commit
ec47219e78
@ -1,52 +1,63 @@
|
||||
#include "emu.h"
|
||||
#include "cpu/m6805/m6805.h"
|
||||
#include "includes/banctec.h"
|
||||
#include "video/mc6845.h"
|
||||
|
||||
static ADDRESS_MAP_START( banctec_mem , AS_PROGRAM, 8, banctec_state )
|
||||
AM_RANGE(0x0000, 0x1fff) AM_ROM
|
||||
AM_RANGE(0x2000, 0x7fff) AM_RAM /* Probably wrong. Must be verified on pcb! */
|
||||
AM_RANGE(0x8000, 0xffff) AM_RAM AM_SHARE("videoram") /* Probably wrong. Must be verified on pcb! */
|
||||
ADDRESS_MAP_END
|
||||
|
||||
#if 0
|
||||
static const gfx_layout banctec_charlayout =
|
||||
{
|
||||
8,8,
|
||||
256*8, /* 256 characters */
|
||||
1, /* 1 bits per pixel */
|
||||
{ 0 }, /* no bitplanes; 1 bit per pixel */
|
||||
/* x offsets */
|
||||
{
|
||||
0,
|
||||
1,
|
||||
2,
|
||||
3,
|
||||
4,
|
||||
5,
|
||||
6,
|
||||
7,
|
||||
},
|
||||
/* y offsets */
|
||||
{
|
||||
0,
|
||||
8,
|
||||
16,
|
||||
24,
|
||||
32,
|
||||
40,
|
||||
48,
|
||||
56,
|
||||
},
|
||||
8*8
|
||||
};
|
||||
|
||||
static GFXDECODE_START( banctec )
|
||||
GFXDECODE_ENTRY( "gfx1", 0x0000, banctec_charlayout, 0, 2 )
|
||||
GFXDECODE_END
|
||||
#endif
|
||||
|
||||
void banctec_state::machine_reset()
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
/****************************
|
||||
* Video/Character functions *
|
||||
****************************/
|
||||
|
||||
TILE_GET_INFO_MEMBER(banctec_state::get_bg_tile_info)
|
||||
{
|
||||
UINT8 *videoram = m_videoram;
|
||||
int code = videoram[tile_index];
|
||||
int color = 1;
|
||||
|
||||
SET_TILE_INFO_MEMBER(0, code, color, 0);
|
||||
}
|
||||
|
||||
void banctec_state::video_start()
|
||||
{
|
||||
m_bg_tilemap = &machine().tilemap().create(m_gfxdecode, tilemap_get_info_delegate(FUNC(banctec_state::get_bg_tile_info),this), TILEMAP_SCAN_ROWS, 8, 8, 40, 25);
|
||||
}
|
||||
|
||||
UINT32 banctec_state::screen_update_banctec(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
|
||||
{
|
||||
m_bg_tilemap->draw(screen, bitmap, cliprect, 0, 0);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/******************************
|
||||
* Graphics Decode Information *
|
||||
******************************/
|
||||
|
||||
const gfx_layout banctec_gfx_layout =
|
||||
{
|
||||
8, 8, /* 8x8 characters */
|
||||
256, /* 256 characters */
|
||||
1, /* 1 bits per pixel */
|
||||
{0}, /* no bitplanes; 1 bit per pixel */
|
||||
{0, 1, 2, 3, 4, 5, 6, 7},
|
||||
{0 * 256*8, 1 * 256*8, 2 * 256*8, 3 * 256*8, 4 * 256*8, 5 * 256*8, 6 * 256*8, 7 * 256*8},
|
||||
8 /* size of one char */
|
||||
};
|
||||
|
||||
static GFXDECODE_START( banctec )
|
||||
GFXDECODE_ENTRY( "gfx", 0x00000, banctec_gfx_layout, 0, 2 )
|
||||
GFXDECODE_END
|
||||
|
||||
static MACHINE_CONFIG_START( banctec, banctec_state )
|
||||
/* basic machine hardware */
|
||||
MCFG_CPU_ADD("maincpu", M6805, 4000000) /* 4000000? */
|
||||
@ -55,19 +66,21 @@ static MACHINE_CONFIG_START( banctec, banctec_state )
|
||||
// The video signal is generated by a R6545EAP character generator chip
|
||||
// The U20 EPROM holds the image data for the character set.
|
||||
|
||||
#if 0
|
||||
/* video hardware */
|
||||
MCFG_SCREEN_ADD("screen", LCD)
|
||||
MCFG_SCREEN_REFRESH_RATE(LCD_FRAMES_PER_SECOND)
|
||||
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
|
||||
MCFG_SCREEN_SIZE(64*4, 128) /* 160 x 102 */
|
||||
MCFG_SCREEN_VISIBLE_AREA(0, 64*4-1, 0, 128-1)
|
||||
// video hardware
|
||||
MCFG_SCREEN_ADD("screen", RASTER)
|
||||
MCFG_SCREEN_REFRESH_RATE(60)
|
||||
MCFG_SCREEN_SIZE((52+1)*8, (31+1)*8)
|
||||
MCFG_SCREEN_VISIBLE_AREA(0*8, 40*8-1, 0*8, 25*8-1)
|
||||
MCFG_SCREEN_UPDATE_DRIVER(banctec_state, screen_update_banctec)
|
||||
MCFG_SCREEN_PALETTE("palette")
|
||||
|
||||
MCFG_GFXDECODE_ADD("gfxdecode", "palette", banctec)
|
||||
MCFG_PALETTE_ADD_BLACK_AND_WHITE("palette")
|
||||
#endif
|
||||
MCFG_PALETTE_ADD("palette", 2)
|
||||
// MCFG_PALETTE_INIT_OWNER(banctec_state, banctec)
|
||||
|
||||
MCFG_MC6845_ADD("crtc", R6545_1, "screen", XTAL_20MHz) /* (?) */
|
||||
MCFG_MC6845_SHOW_BORDER_AREA(false)
|
||||
MCFG_MC6845_CHAR_WIDTH(8)
|
||||
|
||||
MACHINE_CONFIG_END
|
||||
|
||||
@ -86,4 +99,4 @@ ROM_END
|
||||
***************************************************************************/
|
||||
|
||||
/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT MONITOR COMPANY FULLNAME */
|
||||
CONS( 1993, banctec, 0, 0, banctec, 0, driver_device, 0, "BancTec", "ESeries Panel", GAME_NOT_WORKING | GAME_NO_SOUND)
|
||||
CONS( 1989, banctec, 0, 0, banctec, 0, driver_device, 0, "DALE Electronics", "BancTec ESeries Panel", GAME_NOT_WORKING | GAME_NO_SOUND)
|
||||
|
||||
@ -13,14 +13,22 @@ class banctec_state : public driver_device
|
||||
public:
|
||||
banctec_state(const machine_config &mconfig, device_type type, const char *tag)
|
||||
: driver_device(mconfig, type, tag),
|
||||
m_maincpu(*this, "maincpu") { }
|
||||
m_maincpu(*this, "maincpu"),
|
||||
m_gfxdecode(*this, "gfxdecode"),
|
||||
m_videoram(*this, "videoram") { }
|
||||
|
||||
DECLARE_READ8_MEMBER(banctec_read);
|
||||
DECLARE_WRITE8_MEMBER(banctec_write);
|
||||
TILE_GET_INFO_MEMBER(get_bg_tile_info);
|
||||
virtual void machine_reset();
|
||||
// virtual void video_start();
|
||||
// UINT32 screen_update_banctec(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
|
||||
virtual void video_start();
|
||||
UINT32 screen_update_banctec(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
|
||||
|
||||
required_device<cpu_device> m_maincpu;
|
||||
required_device<gfxdecode_device> m_gfxdecode;
|
||||
required_shared_ptr<UINT8> m_videoram;
|
||||
|
||||
tilemap_t *m_bg_tilemap;
|
||||
};
|
||||
|
||||
#endif /* BANCTEC_H_ */
|
||||
|
||||
Loading…
Reference in New Issue
Block a user