void batman_scanline_update(int scanline)
{
/* update the scanline parameters */
if (scanline <= Machine->visible_area.max_y && atarivc_state.rowscroll_enable)
{
data16_t *base = &atarian_0_base[scanline / 8 * 64 + 48];
int i;
for (i = 0; i < 16; i++)
{
int data = base[i];
switch (data & 15)
{
case 9:
atarivc_state.mo_xscroll = (data >> 7) & 0x1ff;
atarimo_set_xscroll(0, atarivc_state.mo_xscroll, scanline + i/2);
break;
case 10:
atarivc_state.pf1_xscroll_raw = (data >> 7) & 0x1ff;
atarivc_update_pf_xscrolls();
ataripf_set_xscroll(0, atarivc_state.pf0_xscroll, scanline + i/2);
ataripf_set_xscroll(1, atarivc_state.pf1_xscroll, scanline + i/2);
break;
case 11:
atarivc_state.pf0_xscroll_raw = (data >> 7) & 0x1ff;
atarivc_update_pf_xscrolls();
ataripf_set_xscroll(0, atarivc_state.pf0_xscroll, scanline + i/2);
break;
case 13:
atarivc_state.mo_yscroll = (data >> 7) & 0x1ff;
atarimo_set_yscroll(0, atarivc_state.mo_yscroll, scanline + i/2);
break;
case 14:
atarivc_state.pf1_yscroll = (data >> 7) & 0x1ff;
ataripf_set_yscroll(1, atarivc_state.pf1_yscroll, scanline + i/2);
break;
case 15:
atarivc_state.pf0_yscroll = (data >> 7) & 0x1ff;
atarimo_set_yscroll(0, atarivc_state.pf0_yscroll, scanline + i/2);
break;
}
}
}
void batman_scanline_update(int scanline)
{
/* update the scanline parameters */
if (scanline <= Machine->visible_area.max_y && atarivc_state.rowscroll_enable)
{
data16_t *base = &atarigen_alpha[scanline / 8 * 64 + 48];
int scan, i;
for (scan = 0; scan < 8; scan++, scanline++)
for (i = 0; i < 2; i++)
{
int data = *base++;
switch (data & 15)
{
case 9:
force_partial_update(scanline - 1);
atarivc_state.mo_xscroll = (data >> 7) & 0x1ff;
atarimo_set_xscroll(0, atarivc_state.mo_xscroll);
break;
case 10:
force_partial_update(scanline - 1);
atarivc_state.pf1_xscroll_raw = (data >> 7) & 0x1ff;
atarivc_update_pf_xscrolls();
tilemap_set_scrollx(atarigen_playfield_tilemap, 0, atarivc_state.pf0_xscroll);
tilemap_set_scrollx(atarigen_playfield2_tilemap, 0, atarivc_state.pf1_xscroll);
break;
case 11:
force_partial_update(scanline - 1);
atarivc_state.pf0_xscroll_raw = (data >> 7) & 0x1ff;
atarivc_update_pf_xscrolls();
tilemap_set_scrollx(atarigen_playfield_tilemap, 0, atarivc_state.pf0_xscroll);
break;
case 13:
force_partial_update(scanline - 1);
atarivc_state.mo_yscroll = (data >> 7) & 0x1ff;
atarimo_set_yscroll(0, atarivc_state.mo_yscroll);
break;
case 14:
force_partial_update(scanline - 1);
atarivc_state.pf1_yscroll = (data >> 7) & 0x1ff;
tilemap_set_scrolly(atarigen_playfield2_tilemap, 0, atarivc_state.pf1_yscroll);
break;
case 15:
force_partial_update(scanline - 1);
atarivc_state.pf0_yscroll = (data >> 7) & 0x1ff;
tilemap_set_scrolly(atarigen_playfield_tilemap, 0, atarivc_state.pf0_yscroll);
break;
}
}
}
void skullxbo_scanline_update(int scanline)
{
data16_t *base = &atarigen_alpha[(scanline / 8) * 64 + 42];
int x;
/* keep in range */
if (base >= &atarigen_alpha[0x7c0])
return;
/* special case: scanline 0 should re-latch the previous raw scroll */
if (scanline == 0)
{
int newscroll = (*atarigen_yscroll >> 7) & 0x1ff;
tilemap_set_scrolly(atarigen_playfield_tilemap, 0, newscroll);
atarimo_set_yscroll(0, newscroll);
}
void skullxbo_scanline_update(running_machine *machine, int scanline)
{
skullxbo_state *state = (skullxbo_state *)machine->driver_data;
UINT16 *base = &state->atarigen.alpha[(scanline / 8) * 64 + 42];
int x;
/* keep in range */
if (base >= &state->atarigen.alpha[0x7c0])
return;
/* special case: scanline 0 should re-latch the previous raw scroll */
if (scanline == 0)
{
int newscroll = (*state->atarigen.yscroll >> 7) & 0x1ff;
tilemap_set_scrolly(state->atarigen.playfield_tilemap, 0, newscroll);
atarimo_set_yscroll(0, newscroll);
}
void vindictr_state::scanline_update(screen_device &screen, int scanline)
{
UINT16 *base = &m_alpha[((scanline - 8) / 8) * 64 + 42];
int x;
/* keep in range */
if (base < m_alpha)
base += 0x7c0;
else if (base >= &m_alpha[0x7c0])
return;
/* update the current parameters */
for (x = 42; x < 64; x++)
{
UINT16 data = *base++;
switch ((data >> 9) & 7)
{
case 2: /* /PFB */
if (m_playfield_tile_bank != (data & 7))
{
screen.update_partial(scanline - 1);
m_playfield_tile_bank = data & 7;
m_playfield_tilemap->mark_all_dirty();
}
break;
case 3: /* /PFHSLD */
if (m_playfield_xscroll != (data & 0x1ff))
{
screen.update_partial(scanline - 1);
m_playfield_tilemap->set_scrollx(0, data);
m_playfield_xscroll = data & 0x1ff;
}
break;
case 4: /* /MOHS */
if (atarimo_get_xscroll(0) != (data & 0x1ff))
{
screen.update_partial(scanline - 1);
atarimo_set_xscroll(0, data & 0x1ff);
}
break;
case 5: /* /PFSPC */
break;
case 6: /* /VIRQ */
scanline_int_gen(*subdevice("maincpu"));
break;
case 7: /* /PFVS */
{
/* a new vscroll latches the offset into a counter; we must adjust for this */
int offset = scanline;
const rectangle &visible_area = screen.visible_area();
if (offset > visible_area.max_y)
offset -= visible_area.max_y + 1;
if (m_playfield_yscroll != ((data - offset) & 0x1ff))
{
screen.update_partial(scanline - 1);
m_playfield_tilemap->set_scrolly(0, data - offset);
atarimo_set_yscroll(0, (data - offset) & 0x1ff);
}
break;
}
}
}
}
void batman_scanline_update(screen_device &screen, int scanline)
{
batman_state *state = screen.machine().driver_data<batman_state>();
/* update the scanline parameters */
if (scanline <= screen.visible_area().max_y && state->m_atarivc_state.rowscroll_enable)
{
UINT16 *base = &state->m_alpha[scanline / 8 * 64 + 48];
int scan, i;
for (scan = 0; scan < 8; scan++, scanline++)
for (i = 0; i < 2; i++)
{
int data = *base++;
switch (data & 15)
{
case 9:
if (scanline > 0)
screen.update_partial(scanline - 1);
state->m_atarivc_state.mo_xscroll = (data >> 7) & 0x1ff;
atarimo_set_xscroll(0, state->m_atarivc_state.mo_xscroll);
break;
case 10:
if (scanline > 0)
screen.update_partial(scanline - 1);
state->m_atarivc_state.pf1_xscroll_raw = (data >> 7) & 0x1ff;
atarivc_update_pf_xscrolls(state);
tilemap_set_scrollx(state->m_playfield_tilemap, 0, state->m_atarivc_state.pf0_xscroll);
tilemap_set_scrollx(state->m_playfield2_tilemap, 0, state->m_atarivc_state.pf1_xscroll);
break;
case 11:
if (scanline > 0)
screen.update_partial(scanline - 1);
state->m_atarivc_state.pf0_xscroll_raw = (data >> 7) & 0x1ff;
atarivc_update_pf_xscrolls(state);
tilemap_set_scrollx(state->m_playfield_tilemap, 0, state->m_atarivc_state.pf0_xscroll);
break;
case 13:
if (scanline > 0)
screen.update_partial(scanline - 1);
state->m_atarivc_state.mo_yscroll = (data >> 7) & 0x1ff;
atarimo_set_yscroll(0, state->m_atarivc_state.mo_yscroll);
break;
case 14:
if (scanline > 0)
screen.update_partial(scanline - 1);
state->m_atarivc_state.pf1_yscroll = (data >> 7) & 0x1ff;
tilemap_set_scrolly(state->m_playfield2_tilemap, 0, state->m_atarivc_state.pf1_yscroll);
break;
case 15:
if (scanline > 0)
screen.update_partial(scanline - 1);
state->m_atarivc_state.pf0_yscroll = (data >> 7) & 0x1ff;
tilemap_set_scrolly(state->m_playfield_tilemap, 0, state->m_atarivc_state.pf0_yscroll);
break;
}
}
}
void batman_scanline_update(const device_config *screen, int scanline)
{
/* update the scanline parameters */
if (scanline <= video_screen_get_visible_area(screen)->max_y && atarivc_state.rowscroll_enable)
{
UINT16 *base = &atarigen_alpha[scanline / 8 * 64 + 48];
int scan, i;
for (scan = 0; scan < 8; scan++, scanline++)
for (i = 0; i < 2; i++)
{
int data = *base++;
switch (data & 15)
{
case 9:
if (scanline > 0)
video_screen_update_partial(screen, scanline - 1);
atarivc_state.mo_xscroll = (data >> 7) & 0x1ff;
atarimo_set_xscroll(0, atarivc_state.mo_xscroll);
break;
case 10:
if (scanline > 0)
video_screen_update_partial(screen, scanline - 1);
atarivc_state.pf1_xscroll_raw = (data >> 7) & 0x1ff;
atarivc_update_pf_xscrolls();
tilemap_set_scrollx(atarigen_playfield_tilemap, 0, atarivc_state.pf0_xscroll);
tilemap_set_scrollx(atarigen_playfield2_tilemap, 0, atarivc_state.pf1_xscroll);
break;
case 11:
if (scanline > 0)
video_screen_update_partial(screen, scanline - 1);
atarivc_state.pf0_xscroll_raw = (data >> 7) & 0x1ff;
atarivc_update_pf_xscrolls();
tilemap_set_scrollx(atarigen_playfield_tilemap, 0, atarivc_state.pf0_xscroll);
break;
case 13:
if (scanline > 0)
video_screen_update_partial(screen, scanline - 1);
atarivc_state.mo_yscroll = (data >> 7) & 0x1ff;
atarimo_set_yscroll(0, atarivc_state.mo_yscroll);
break;
case 14:
if (scanline > 0)
video_screen_update_partial(screen, scanline - 1);
atarivc_state.pf1_yscroll = (data >> 7) & 0x1ff;
tilemap_set_scrolly(atarigen_playfield2_tilemap, 0, atarivc_state.pf1_yscroll);
break;
case 15:
if (scanline > 0)
video_screen_update_partial(screen, scanline - 1);
atarivc_state.pf0_yscroll = (data >> 7) & 0x1ff;
tilemap_set_scrolly(atarigen_playfield_tilemap, 0, atarivc_state.pf0_yscroll);
break;
}
}
}
