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Diffstat (limited to 'src/mess/drivers/z9001.c')
-rw-r--r--src/mess/drivers/z9001.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/src/mess/drivers/z9001.c b/src/mess/drivers/z9001.c
index 6d3cb09f07d..b35e2edbafd 100644
--- a/src/mess/drivers/z9001.c
+++ b/src/mess/drivers/z9001.c
@@ -64,6 +64,7 @@ public:
virtual void machine_reset();
//virtual void machine_start();
virtual void video_start();
+ UINT32 screen_update_z9001(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
};
static ADDRESS_MAP_START(z9001_mem, AS_PROGRAM, 8, z9001_state)
@@ -158,12 +159,11 @@ void z9001_state::video_start()
m_p_chargen = memregion("chargen")->base();
}
-static SCREEN_UPDATE_IND16( z9001 )
+UINT32 z9001_state::screen_update_z9001(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
- z9001_state *state = screen.machine().driver_data<z9001_state>();
UINT8 y,ra,chr,gfx,col,fg,bg;
UINT16 sy=0,ma=0,x;
- state->m_framecnt++;
+ m_framecnt++;
for(y = 0; y < 24; y++ )
{
@@ -173,14 +173,14 @@ static SCREEN_UPDATE_IND16( z9001 )
for (x = ma; x < ma + 40; x++)
{
- chr = state->m_p_videoram[x]; // get char in videoram
- gfx = state->m_p_chargen[(chr<<3) | ra]; // get dot pattern in chargen
- col = state->m_p_colorram[x];
+ chr = m_p_videoram[x]; // get char in videoram
+ gfx = m_p_chargen[(chr<<3) | ra]; // get dot pattern in chargen
+ col = m_p_colorram[x];
fg = col>>4;
bg = col&15;
/* Check for flashing - swap bg & fg */
- if ((BIT(col, 7)) && (state->m_framecnt & 0x10))
+ if ((BIT(col, 7)) && (m_framecnt & 0x10))
{
bg = fg;
fg = col&15;
@@ -244,7 +244,7 @@ static MACHINE_CONFIG_START( z9001, z9001_state )
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
MCFG_SCREEN_SIZE(40*8, 24*8)
MCFG_SCREEN_VISIBLE_AREA(0, 40*8-1, 0, 24*8-1)
- MCFG_SCREEN_UPDATE_STATIC(z9001)
+ MCFG_SCREEN_UPDATE_DRIVER(z9001_state, screen_update_z9001)
MCFG_GFXDECODE(z9001)
MCFG_PALETTE_LENGTH(16)