// license:BSD-3-Clause // copyright-holders:R. Belmont /*************************************************************************** Bishi Bashi Champ Mini Game Senshuken (c) 1996 Konami Video hardware emulation. ***************************************************************************/ #include "emu.h" #include "includes/bishi.h" K056832_CB_MEMBER(bishi_state::tile_callback) { // *code -= '0'; // *color = m_layer_colorbase[layer] | (*color>>2 & 0x0f); // K055555GX_decode_vmixcolor(layer, color); // if (*color) osd_printf_debug("plane %x col %x [55 %x %x]\n", layer, *color, layer_colorbase[layer], K055555_get_palette_index(layer)); *color = m_layer_colorbase[layer] + ((*color & 0xf0)); } void bishi_state::video_start() { assert(m_screen->format() == BITMAP_FORMAT_RGB32); m_k056832->set_layer_association(0); m_k056832->set_layer_offs(0, -2, 0); m_k056832->set_layer_offs(1, 2, 0); m_k056832->set_layer_offs(2, 4, 0); m_k056832->set_layer_offs(3, 6, 0); // the 55555 is set to "0x10, 0x11, 0x12, 0x13", but these values are almost correct... m_layer_colorbase[0] = 0x00; m_layer_colorbase[1] = 0x40; // this one is wrong m_layer_colorbase[2] = 0x80; m_layer_colorbase[3] = 0xc0; } uint32_t bishi_state::screen_update_bishi(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) { int layers[4], layerpri[4], i;/*, old;*/ /* int bg_colorbase, new_colorbase, plane, dirty; */ static const int pris[4] = { K55_PRIINP_0, K55_PRIINP_3, K55_PRIINP_6, K55_PRIINP_7 }; static const int enables[4] = { K55_INP_VRAM_A, K55_INP_VRAM_B, K55_INP_VRAM_C, K55_INP_VRAM_D }; m_k054338->update_all_shadows(0, *m_palette); m_k054338->fill_solid_bg(bitmap, cliprect); for (i = 0; i < 4; i++) { layers[i] = i; layerpri[i] = m_k055555->K055555_read_register(pris[i]); } konami_sortlayers4(layers, layerpri); screen.priority().fill(0, cliprect); for (i = 0; i < 4; i++) { if (m_k055555->K055555_read_register(K55_INPUT_ENABLES) & enables[layers[i]]) { m_k056832->tilemap_draw(screen, bitmap, cliprect, layers[i], 0, 1 << i); } } return 0; }