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 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(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; } } }