// license:BSD-3-Clause // copyright-holders:Nicola Salmoria #include "emu.h" #include "includes/spy.h" #include "screen.h" /*************************************************************************** Callbacks for the K052109 ***************************************************************************/ K052109_CB_MEMBER(spy_state::tile_callback) { static const int layer_colorbase[] = { 768 / 16, 0 / 16, 256 / 16 }; *flags = (*color & 0x20) ? TILE_FLIPX : 0; *code |= ((*color & 0x03) << 8) | ((*color & 0x10) << 6) | ((*color & 0x0c) << 9) | (bank << 13); *color = layer_colorbase[layer] + ((*color & 0xc0) >> 6); } /*************************************************************************** Callbacks for the K051960 ***************************************************************************/ K051960_CB_MEMBER(spy_state::sprite_callback) { enum { sprite_colorbase = 512 / 16 }; /* bit 4 = priority over layer A (0 = have priority) */ /* bit 5 = priority over layer B (1 = have priority) */ *priority = 0x00; if ( *color & 0x10) *priority |= GFX_PMASK_1; if (~*color & 0x20) *priority |= GFX_PMASK_2; *color = sprite_colorbase + (*color & 0x0f); } /*************************************************************************** Display refresh ***************************************************************************/ uint32_t spy_state::screen_update_spy(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) { m_k052109->tilemap_update(); screen.priority().fill(0, cliprect); if (!m_video_enable) bitmap.fill(768, cliprect); // ? else { m_k052109->tilemap_draw(screen, bitmap, cliprect, 1, TILEMAP_DRAW_OPAQUE, 1); m_k052109->tilemap_draw(screen, bitmap, cliprect, 2, 0, 2); m_k051960->k051960_sprites_draw(bitmap, cliprect, screen.priority(), -1, -1); m_k052109->tilemap_draw(screen, bitmap, cliprect, 0, 0, 0); } return 0; }