UINT32 backfire_state::screen_update_backfire_right(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
//FIXME: flip_screen_x should not be written!
flip_screen_set_no_update(1);
/* screen 1 uses pf1 as the forground and pf3 as the background */
/* screen 2 uses pf2 as the foreground and pf4 as the background */
m_deco_tilegen1->pf_update(m_pf1_rowscroll, m_pf2_rowscroll);
m_deco_tilegen2->pf_update(m_pf3_rowscroll, m_pf4_rowscroll);
screen.priority().fill(0);
bitmap.fill(0x500, cliprect);
if (m_right_priority[0] == 0)
{
m_deco_tilegen2->tilemap_2_draw(screen, bitmap, cliprect, 0, 1);
m_deco_tilegen1->tilemap_2_draw(screen, bitmap, cliprect, 0, 2);
m_sprgen2->draw_sprites(bitmap, cliprect, m_spriteram_2.get(), 0x800);
}
else if (m_right_priority[0] == 2)
{
m_deco_tilegen1->tilemap_2_draw(screen, bitmap, cliprect, 0, 2);
m_deco_tilegen2->tilemap_2_draw(screen, bitmap, cliprect, 0, 4);
m_sprgen2->draw_sprites(bitmap, cliprect, m_spriteram_2.get(), 0x800);
}
else
popmessage( "unknown right priority %08x", m_right_priority[0]);
return 0;
}
UINT32 backfire_state::screen_update_backfire_left(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
//FIXME: flip_screen_x should not be written!
flip_screen_set_no_update(1);
/* screen 1 uses pf1 as the forground and pf3 as the background */
/* screen 2 uses pf2 as the foreground and pf4 as the background */
deco16ic_pf_update(m_deco_tilegen1, m_pf1_rowscroll, m_pf2_rowscroll);
deco16ic_pf_update(m_deco_tilegen2, m_pf3_rowscroll, m_pf4_rowscroll);
machine().priority_bitmap.fill(0);
bitmap.fill(0x100, cliprect);
if (m_left_priority[0] == 0)
{
deco16ic_tilemap_1_draw(m_deco_tilegen2, bitmap, cliprect, 0, 1);
deco16ic_tilemap_1_draw(m_deco_tilegen1, bitmap, cliprect, 0, 2);
m_sprgen->draw_sprites(bitmap, cliprect, m_spriteram_1, 0x800);
}
else if (m_left_priority[0] == 2)
{
deco16ic_tilemap_1_draw(m_deco_tilegen1, bitmap, cliprect, 0, 2);
deco16ic_tilemap_1_draw(m_deco_tilegen2, bitmap, cliprect, 0, 4);
m_sprgen->draw_sprites(bitmap, cliprect, m_spriteram_1, 0x800);
}
else
popmessage( "unknown left priority %08x", m_left_priority[0]);
return 0;
}
UINT32 deco156_state::screen_update_wcvol95(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
//FIXME: flip_screen_x should not be written!
flip_screen_set_no_update(1);
screen.priority().fill(0);
bitmap.fill(0);
m_deco_tilegen1->pf_update(m_pf1_rowscroll, m_pf2_rowscroll);
m_deco_tilegen1->tilemap_2_draw(screen, bitmap, cliprect, TILEMAP_DRAW_OPAQUE, 0);
m_sprgen->draw_sprites(bitmap, cliprect, m_spriteram, 0x800);
m_deco_tilegen1->tilemap_1_draw(screen, bitmap, cliprect, 0, 0);
return 0;
}
uint32_t deco156_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
// sprites are flipped relative to tilemaps
m_sprgen->set_flip_screen(true);
screen.priority().fill(0);
bitmap.fill(0);
m_deco_tilegen->pf_update(m_pf1_rowscroll, m_pf2_rowscroll);
m_deco_tilegen->tilemap_2_draw(screen, bitmap, cliprect, TILEMAP_DRAW_OPAQUE, 0);
m_sprgen->draw_sprites(bitmap, cliprect, m_spriteram.get(), 0x800);
m_deco_tilegen->tilemap_1_draw(screen, 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 = m_deco_tilegen1->pf_control_r(space, 0, 0xffff);
flip_screen_set(BIT(flip, 7));
m_deco_tilegen1->pf_update(m_pf1_rowscroll, m_pf2_rowscroll);
bitmap.fill(0, cliprect); /* not Confirmed */
screen.priority().fill(0);
m_deco_tilegen1->tilemap_2_draw(screen, bitmap, cliprect, 0, 2);
m_deco_tilegen1->tilemap_1_draw(screen, bitmap, cliprect, 0, 4);
m_sprgen->draw_sprites(bitmap, cliprect, 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));
m_sprgen->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);
m_sprgen->inefficient_copy_sprite_bitmap(bitmap, cliprect, 0x0800, 0x0800, 0x200, 0x1ff);
deco16ic_tilemap_1_draw(m_deco_tilegen1, bitmap, cliprect, 0, 0);
m_sprgen->inefficient_copy_sprite_bitmap(bitmap, cliprect, 0x0000, 0x0800, 0x200, 0x1ff);
return 0;
}
