// license:BSD-3-Clause // copyright-holders:Nicola Salmoria #include "emu.h" #include "includes/parodius.h" /*************************************************************************** Callbacks for the K052109 ***************************************************************************/ K052109_CB_MEMBER(parodius_state::tile_callback) { *code |= ((*color & 0x03) << 8) | ((*color & 0x10) << 6) | ((*color & 0x0c) << 9) | (bank << 13); *color = m_layer_colorbase[layer] + ((*color & 0xe0) >> 5); } /*************************************************************************** Callbacks for the K053245 ***************************************************************************/ K05324X_CB_MEMBER(parodius_state::sprite_callback) { int pri = 0x20 | ((*color & 0x60) >> 2); if (pri <= m_layerpri[2]) *priority = 0; else if (pri > m_layerpri[2] && pri <= m_layerpri[1]) *priority = 0xf0; else if (pri > m_layerpri[1] && pri <= m_layerpri[0]) *priority = 0xf0 | 0xcc; else *priority = 0xf0 | 0xcc | 0xaa; *color = m_sprite_colorbase + (*color & 0x1f); } /*************************************************************************** Start the video hardware emulation. ***************************************************************************/ uint32_t parodius_state::screen_update_parodius(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) { int layer[3], bg_colorbase; bg_colorbase = m_k053251->get_palette_index(k053251_device::CI0); m_sprite_colorbase = m_k053251->get_palette_index(k053251_device::CI1); m_layer_colorbase[0] = m_k053251->get_palette_index(k053251_device::CI2); m_layer_colorbase[1] = m_k053251->get_palette_index(k053251_device::CI4); m_layer_colorbase[2] = m_k053251->get_palette_index(k053251_device::CI3); m_k052109->tilemap_update(); layer[0] = 0; m_layerpri[0] = m_k053251->get_priority(k053251_device::CI2); layer[1] = 1; m_layerpri[1] = m_k053251->get_priority(k053251_device::CI4); layer[2] = 2; m_layerpri[2] = m_k053251->get_priority(k053251_device::CI3); konami_sortlayers3(layer, m_layerpri); screen.priority().fill(0, cliprect); bitmap.fill(16 * bg_colorbase, cliprect); m_k052109->tilemap_draw(screen, bitmap, cliprect, layer[0], 0,1); m_k052109->tilemap_draw(screen, bitmap, cliprect, layer[1], 0,2); m_k052109->tilemap_draw(screen, bitmap, cliprect, layer[2], 0,4); m_k053245->sprites_draw(bitmap, cliprect, screen.priority()); return 0; }