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Diffstat (limited to 'src/mame/video/vulgus.cpp')
-rw-r--r--src/mame/video/vulgus.cpp209
1 files changed, 0 insertions, 209 deletions
diff --git a/src/mame/video/vulgus.cpp b/src/mame/video/vulgus.cpp
deleted file mode 100644
index e94e0254abd..00000000000
--- a/src/mame/video/vulgus.cpp
+++ /dev/null
@@ -1,209 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Mirko Buffoni
-/***************************************************************************
-
- Capcom Vulgus hardware
-
- Functions to emulate the video hardware of the machine.
-
-***************************************************************************/
-
-#include "emu.h"
-#include "includes/vulgus.h"
-
-
-/***************************************************************************
-
- Convert the color PROMs into a more useable format.
-
-***************************************************************************/
-
-void vulgus_state::vulgus_palette(palette_device &palette) const
-{
- const uint8_t *color_prom = memregion("proms")->base();
-
- for (int i = 0; i < 256; i++)
- {
- int bit0,bit1,bit2,bit3;
-
- bit0 = (color_prom[0] >> 0) & 0x01;
- bit1 = (color_prom[0] >> 1) & 0x01;
- bit2 = (color_prom[0] >> 2) & 0x01;
- bit3 = (color_prom[0] >> 3) & 0x01;
- int const r = 0x0e * bit0 + 0x1f * bit1 + 0x43 * bit2 + 0x8f * bit3;
- bit0 = (color_prom[256] >> 0) & 0x01;
- bit1 = (color_prom[256] >> 1) & 0x01;
- bit2 = (color_prom[256] >> 2) & 0x01;
- bit3 = (color_prom[256] >> 3) & 0x01;
- int const g = 0x0e * bit0 + 0x1f * bit1 + 0x43 * bit2 + 0x8f * bit3;
- bit0 = (color_prom[2*256] >> 0) & 0x01;
- bit1 = (color_prom[2*256] >> 1) & 0x01;
- bit2 = (color_prom[2*256] >> 2) & 0x01;
- bit3 = (color_prom[2*256] >> 3) & 0x01;
- int const b = 0x0e * bit0 + 0x1f * bit1 + 0x43 * bit2 + 0x8f * bit3;
-
- palette.set_indirect_color(i, rgb_t(r, g, b));
- color_prom++;
- }
-
- color_prom += 2*256;
- // color_prom now points to the beginning of the lookup table
-
- // characters use colors 32-47 (?)
- for (int i = 0; i < m_gfxdecode->gfx(0)->colors() * m_gfxdecode->gfx(0)->granularity(); i++)
- palette.set_pen_indirect(m_gfxdecode->gfx(0)->colorbase() + i, 32 + *color_prom++);
-
- // sprites use colors 16-31
- for (int i = 0; i < m_gfxdecode->gfx(2)->colors() * m_gfxdecode->gfx(2)->granularity(); i++)
- palette.set_pen_indirect(m_gfxdecode->gfx(2)->colorbase() + i, 16 + *color_prom++);
-
- // background tiles use colors 0-15, 64-79, 128-143, 192-207 in four banks
- for (int i = 0; i < m_gfxdecode->gfx(1)->colors() * m_gfxdecode->gfx(1)->granularity() / 4; i++)
- {
- palette.set_pen_indirect(m_gfxdecode->gfx(1)->colorbase() + 0*32*8 + i, *color_prom);
- palette.set_pen_indirect(m_gfxdecode->gfx(1)->colorbase() + 1*32*8 + i, *color_prom + 64);
- palette.set_pen_indirect(m_gfxdecode->gfx(1)->colorbase() + 2*32*8 + i, *color_prom + 128);
- palette.set_pen_indirect(m_gfxdecode->gfx(1)->colorbase() + 3*32*8 + i, *color_prom + 192);
- color_prom++;
- }
-}
-
-
-/***************************************************************************
-
- Callbacks for the TileMap code
-
-***************************************************************************/
-
-TILE_GET_INFO_MEMBER(vulgus_state::get_fg_tile_info)
-{
- int code, color;
-
- code = m_fgvideoram[tile_index];
- color = m_fgvideoram[tile_index + 0x400];
- tileinfo.set(0,
- code + ((color & 0x80) << 1),
- color & 0x3f,
- 0);
- tileinfo.group = color & 0x3f;
-}
-
-TILE_GET_INFO_MEMBER(vulgus_state::get_bg_tile_info)
-{
- int code, color;
-
- code = m_bgvideoram[tile_index];
- color = m_bgvideoram[tile_index + 0x400];
- tileinfo.set(1,
- code + ((color & 0x80) << 1),
- (color & 0x1f) + (0x20 * m_palette_bank),
- TILE_FLIPYX((color & 0x60) >> 5));
-}
-
-
-/***************************************************************************
-
- Start the video hardware emulation.
-
-***************************************************************************/
-
-void vulgus_state::video_start()
-{
- m_fg_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(*this, FUNC(vulgus_state::get_fg_tile_info)), TILEMAP_SCAN_ROWS, 8, 8, 32,32);
- m_bg_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(*this, FUNC(vulgus_state::get_bg_tile_info)), TILEMAP_SCAN_COLS, 16,16, 32,32);
-
- m_fg_tilemap->configure_groups(*m_gfxdecode->gfx(0), 47);
-
- save_item(NAME(m_palette_bank));
-}
-
-
-/***************************************************************************
-
- Memory handlers
-
-***************************************************************************/
-
-void vulgus_state::fgvideoram_w(offs_t offset, uint8_t data)
-{
- m_fgvideoram[offset] = data;
- m_fg_tilemap->mark_tile_dirty(offset & 0x3ff);
-}
-
-void vulgus_state::bgvideoram_w(offs_t offset, uint8_t data)
-{
- m_bgvideoram[offset] = data;
- m_bg_tilemap->mark_tile_dirty(offset & 0x3ff);
-}
-
-
-void vulgus_state::c804_w(uint8_t data)
-{
- /* bits 0 and 1 are coin counters */
- machine().bookkeeping().coin_counter_w(0, data & 0x01);
- machine().bookkeeping().coin_counter_w(1, data & 0x02);
-
- /* bit 7 flips screen */
- flip_screen_set(data & 0x80);
-}
-
-
-void vulgus_state::palette_bank_w(uint8_t data)
-{
- if (m_palette_bank != (data & 3))
- {
- m_palette_bank = data & 3;
- m_bg_tilemap->mark_all_dirty();
- }
-}
-
-
-/***************************************************************************
-
- Display refresh
-
-***************************************************************************/
-
-void vulgus_state::draw_sprites(bitmap_ind16 &bitmap, const rectangle &cliprect)
-{
- gfx_element *gfx = m_gfxdecode->gfx(2);
-
- for (int offs = m_spriteram.bytes() - 4; offs >= 0; offs -= 4)
- {
- int code = m_spriteram[offs];
- int color = m_spriteram[offs + 1] & 0x0f;
- int sy = m_spriteram[offs + 2];
- int sx = m_spriteram[offs + 3];
- bool flip = flip_screen() ? true : false;
- int dir = 1;
-
- if (sy == 0)
- continue;
-
- if (flip)
- {
- sx = 240 - sx;
- sy = 240 - sy;
- dir = -1;
- }
-
- // draw sprite rows (16*16, 16*32, or 16*64)
- int row = (m_spriteram[offs + 1] & 0xc0) >> 6;
- if (row == 2) row = 3;
-
- for (; row >= 0; row--)
- gfx->transpen(bitmap, cliprect, code + row, color, flip, flip, sx, sy + 16 * row * dir, 15);
- }
-}
-
-uint32_t vulgus_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
-{
- m_bg_tilemap->set_scrollx(0, m_scroll_low[1] + 256 * m_scroll_high[1]);
- m_bg_tilemap->set_scrolly(0, m_scroll_low[0] + 256 * m_scroll_high[0]);
-
- m_bg_tilemap->draw(screen, bitmap, cliprect, 0, 0);
- draw_sprites(bitmap, cliprect);
- m_fg_tilemap->draw(screen, bitmap, cliprect, 0, 0);
-
- return 0;
-}