/* Gumbo video */
#include "emu.h"
#include "includes/gumbo.h"
WRITE16_HANDLER( gumbo_bg_videoram_w )
{
gumbo_state *state = space->machine().driver_data<gumbo_state>();
COMBINE_DATA(&state->m_bg_videoram[offset]);
tilemap_mark_tile_dirty(state->m_bg_tilemap, offset);
}
static TILE_GET_INFO( get_gumbo_bg_tile_info )
{
gumbo_state *state = machine.driver_data<gumbo_state>();
int tileno = state->m_bg_videoram[tile_index];
SET_TILE_INFO(0, tileno, 0, 0);
}
WRITE16_HANDLER( gumbo_fg_videoram_w )
{
gumbo_state *state = space->machine().driver_data<gumbo_state>();
COMBINE_DATA(&state->m_fg_videoram[offset]);
tilemap_mark_tile_dirty(state->m_fg_tilemap, offset);
}
static TILE_GET_INFO( get_gumbo_fg_tile_info )
{
gumbo_state *state = machine.driver_data<gumbo_state>();
int tileno = state->m_fg_videoram[tile_index];
SET_TILE_INFO(1, tileno, 1, 0);
}
VIDEO_START( gumbo )
{
gumbo_state *state = machine.driver_data<gumbo_state>();
state->m_bg_tilemap = tilemap_create(machine, get_gumbo_bg_tile_info, tilemap_scan_rows, 8, 8, 64, 32);
state->m_fg_tilemap = tilemap_create(machine, get_gumbo_fg_tile_info, tilemap_scan_rows, 4, 4, 128, 64);
tilemap_set_transparent_pen(state->m_fg_tilemap, 0xff);
}
SCREEN_UPDATE( gumbo )
{
gumbo_state *state = screen->machine().driver_data<gumbo_state>();
tilemap_draw(bitmap, cliprect, state->m_bg_tilemap, 0, 0);
tilemap_draw(bitmap, cliprect, state->m_fg_tilemap, 0, 0);
return 0;
}