// license:BSD-3-Clause // copyright-holders:Roberto Fresca /****************************************************************************** GAME-A-TRON gambling hardware ----------------------------- *** Video Hardware *** Written by Roberto Fresca. Games running on this hardware: * Poker 4-1, 1983, Game-A-Tron. * Pull Tabs, 1983, Game-A-Tron. *******************************************************************************/ #include "emu.h" #include "includes/gatron.h" WRITE8_MEMBER(gatron_state::videoram_w) { m_videoram[offset] = data; m_bg_tilemap->mark_tile_dirty(offset); } TILE_GET_INFO_MEMBER(gatron_state::get_bg_tile_info) { /* - bits - 7654 3210 xxxx xxxx tiles code. only one color code */ int code = m_videoram[tile_index]; SET_TILE_INFO_MEMBER(0, code, 0, 0); } void gatron_state::video_start() { m_lamps.resolve(); m_bg_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(*this, FUNC(gatron_state::get_bg_tile_info)), TILEMAP_SCAN_COLS, 8, 16, 48, 16); } uint32_t gatron_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) { m_bg_tilemap->draw(screen, bitmap, cliprect, 0, 0); return 0; }