UINT32 cbuster_state::screen_update_twocrude(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
address_space &space = machine().driver_data()->generic_space();
UINT16 flip = deco16ic_pf_control_r(m_deco_tilegen1, space, 0, 0xffff);
flip_screen_set(!BIT(flip, 7));
machine().device<decospr_device>("spritegen")->draw_sprites(bitmap, cliprect, m_spriteram16_buffer, 0x400);
deco16ic_pf_update(m_deco_tilegen1, m_pf1_rowscroll, m_pf2_rowscroll);
deco16ic_pf_update(m_deco_tilegen2, m_pf3_rowscroll, m_pf4_rowscroll);
/* Draw playfields & sprites */
deco16ic_tilemap_2_draw(m_deco_tilegen2, bitmap, cliprect, TILEMAP_DRAW_OPAQUE, 0);
machine().device<decospr_device>("spritegen")->inefficient_copy_sprite_bitmap(bitmap, cliprect, 0x0800, 0x0900, 0x100, 0x0ff);
machine().device<decospr_device>("spritegen")->inefficient_copy_sprite_bitmap(bitmap, cliprect, 0x0900, 0x0900, 0x500, 0x0ff);
if (m_pri)
{
deco16ic_tilemap_2_draw(m_deco_tilegen1, bitmap, cliprect, 0, 0);
deco16ic_tilemap_1_draw(m_deco_tilegen2, bitmap, cliprect, 0, 0);
}
else
{
deco16ic_tilemap_1_draw(m_deco_tilegen2, bitmap, cliprect, 0, 0);
deco16ic_tilemap_2_draw(m_deco_tilegen1, bitmap, cliprect, 0, 0);
}
machine().device<decospr_device>("spritegen")->inefficient_copy_sprite_bitmap(bitmap, cliprect, 0x0000, 0x0900, 0x100, 0x0ff);
machine().device<decospr_device>("spritegen")->inefficient_copy_sprite_bitmap(bitmap, cliprect, 0x0100, 0x0900, 0x500, 0x0ff);
deco16ic_tilemap_1_draw(m_deco_tilegen1, bitmap, cliprect, 0, 0);
return 0;
}
UINT32 boogwing_state::screen_update_boogwing(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
address_space &space = machine().driver_data()->generic_space();
UINT16 flip = deco16ic_pf_control_r(m_deco_tilegen1, space, 0, 0xffff);
UINT16 priority = decocomn_priority_r(m_decocomn, space, 0, 0xffff);
/* Draw sprite planes to bitmaps for later mixing */
machine().device<decospr_device>("spritegen2")->draw_sprites(bitmap, cliprect, m_spriteram2->buffer(), 0x400, true);
machine().device<decospr_device>("spritegen1")->draw_sprites(bitmap, cliprect, m_spriteram->buffer(), 0x400, true);
flip_screen_set(BIT(flip, 7));
deco16ic_pf_update(m_deco_tilegen1, m_pf1_rowscroll, m_pf2_rowscroll);
deco16ic_pf_update(m_deco_tilegen2, m_pf3_rowscroll, m_pf4_rowscroll);
/* Draw playfields */
bitmap.fill(machine().pens[0x400], cliprect); /* pen not confirmed */
machine().priority_bitmap.fill(0);
// bit&0x8 is definitely some kind of palette effect
// bit&0x4 combines playfields
if ((priority & 0x7) == 0x5)
{
deco16ic_tilemap_2_draw(m_deco_tilegen1, bitmap, cliprect, TILEMAP_DRAW_OPAQUE, 0);
deco16ic_tilemap_12_combine_draw(m_deco_tilegen2, bitmap, cliprect, 0, 32);
}
else if ((priority & 0x7) == 0x1 || (priority & 0x7) == 0x2)
{
deco16ic_tilemap_2_draw(m_deco_tilegen2, bitmap, cliprect, TILEMAP_DRAW_OPAQUE, 0);
deco16ic_tilemap_2_draw(m_deco_tilegen1, bitmap, cliprect, 0, 8);
deco16ic_tilemap_1_draw(m_deco_tilegen2, bitmap, cliprect, 0, 32);
}
else if ((priority & 0x7) == 0x3)
{
deco16ic_tilemap_2_draw(m_deco_tilegen2, bitmap, cliprect, TILEMAP_DRAW_OPAQUE, 0);
deco16ic_tilemap_2_draw(m_deco_tilegen1, bitmap, cliprect, 0, 8);
// This mode uses playfield 3 to shadow sprites & playfield 2 (instead of
// regular alpha-blending, the destination is inverted). Not yet implemented.
// deco16ic_tilemap_3_draw(m_deco_tilegen1, bitmap, cliprect, TILEMAP_DRAW_ALPHA(0x80), 32);
}
else
{
deco16ic_tilemap_2_draw(m_deco_tilegen2, bitmap, cliprect, TILEMAP_DRAW_OPAQUE, 0);
deco16ic_tilemap_1_draw(m_deco_tilegen2, bitmap, cliprect, 0, 8);
deco16ic_tilemap_2_draw(m_deco_tilegen1, bitmap, cliprect, 0, 32);
}
mix_boogwing(machine(), bitmap,cliprect);
deco16ic_tilemap_1_draw(m_deco_tilegen1, bitmap, cliprect, 0, 0);
return 0;
}
UINT32 supbtime_state::screen_update_supbtime(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
address_space &space = machine().driver_data()->generic_space();
UINT16 flip = deco16ic_pf_control_r(m_deco_tilegen1, space, 0, 0xffff);
flip_screen_set(BIT(flip, 7));
deco16ic_pf_update(m_deco_tilegen1, m_pf1_rowscroll, m_pf2_rowscroll);
bitmap.fill(768, cliprect);
deco16ic_tilemap_2_draw(m_deco_tilegen1, bitmap, cliprect, 0, 0);
m_sprgen->draw_sprites(bitmap, cliprect, m_spriteram, 0x400);
deco16ic_tilemap_1_draw(m_deco_tilegen1, bitmap, cliprect, 0, 0);
return 0;
}
UINT32 dblewing_state::screen_update_dblewing(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
address_space &space = generic_space();
UINT16 flip = deco16ic_pf_control_r(m_deco_tilegen1, space, 0, 0xffff);
flip_screen_set(BIT(flip, 7));
deco16ic_pf_update(m_deco_tilegen1, m_pf1_rowscroll, m_pf2_rowscroll);
bitmap.fill(0, cliprect); /* not Confirmed */
machine().priority_bitmap.fill(0);
deco16ic_tilemap_2_draw(m_deco_tilegen1, bitmap, cliprect, 0, 2);
deco16ic_tilemap_1_draw(m_deco_tilegen1, bitmap, cliprect, 0, 4);
m_sprgen->draw_sprites(bitmap, cliprect, m_spriteram, 0x400);
return 0;
}
UINT32 pktgaldx_state::screen_update_pktgaldx(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
address_space &space = machine().driver_data()->generic_space();
UINT16 flip = deco16ic_pf_control_r(m_deco_tilegen1, space, 0, 0xffff);
flip_screen_set(BIT(flip, 7));
deco16ic_pf_update(m_deco_tilegen1, m_pf1_rowscroll, m_pf2_rowscroll);
bitmap.fill(0, cliprect); /* not Confirmed */
machine().priority_bitmap.fill(0);
deco16ic_tilemap_2_draw(m_deco_tilegen1, bitmap, cliprect, 0, 0);
machine().device<decospr_device>("spritegen")->draw_sprites(bitmap, cliprect, m_spriteram, 0x400, true);
deco16ic_tilemap_1_draw(m_deco_tilegen1, bitmap, cliprect, 0, 0);
return 0;
}
static SCREEN_UPDATE_IND16(dblewing)
{
dblewing_state *state = screen.machine().driver_data<dblewing_state>();
UINT16 flip = deco16ic_pf_control_r(state->m_deco_tilegen1, 0, 0xffff);
flip_screen_set(screen.machine(), BIT(flip, 7));
deco16ic_pf_update(state->m_deco_tilegen1, state->m_pf1_rowscroll, state->m_pf2_rowscroll);
bitmap.fill(0, cliprect); /* not Confirmed */
screen.machine().priority_bitmap.fill(0);
deco16ic_tilemap_2_draw(state->m_deco_tilegen1, bitmap, cliprect, 0, 2);
deco16ic_tilemap_1_draw(state->m_deco_tilegen1, bitmap, cliprect, 0, 4);
screen.machine().device<decospr_device>("spritegen")->draw_sprites(bitmap, cliprect, state->m_spriteram, 0x400);
return 0;
}
UINT32 miragemi_state::screen_update_mirage(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
address_space &space = machine().driver_data()->generic_space();
UINT16 flip = deco16ic_pf_control_r(m_deco_tilegen1, space, 0, 0xffff);
flip_screen_set(BIT(flip, 7));
machine().device<decospr_device>("spritegen")->draw_sprites(bitmap, cliprect, m_spriteram->buffer(), 0x400);
deco16ic_pf_update(m_deco_tilegen1, m_pf1_rowscroll, m_pf2_rowscroll);
bitmap.fill(256, cliprect); /* not verified */
deco16ic_tilemap_2_draw(m_deco_tilegen1, bitmap, cliprect, TILEMAP_DRAW_OPAQUE, 0);
machine().device<decospr_device>("spritegen")->inefficient_copy_sprite_bitmap(bitmap, cliprect, 0x0800, 0x0800, 0x200, 0x1ff);
deco16ic_tilemap_1_draw(m_deco_tilegen1, bitmap, cliprect, 0, 0);
machine().device<decospr_device>("spritegen")->inefficient_copy_sprite_bitmap(bitmap, cliprect, 0x0000, 0x0800, 0x200, 0x1ff);
return 0;
}
