/
pzletime.cpp
363 lines (292 loc) · 13.1 KB
/
pzletime.cpp
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// license:BSD-3-Clause
// copyright-holders:Angelo Salese, Pierpaolo Prazzoli
/*****************************************************************************************
Puzzle Time (Prototype)
Elettronica Video-Games S.R.L, 199?
driver by Angelo Salese and Pierpaolo Prazzoli
dump and info provided by Yoshi
To initialize the eeprom, keep Service button pressed at boot.
Notes:
- Text tilemap flickering could be a bit slower / faster
- Brightness effect could be a bit darker / lighter
*****************************************************************************************/
#include "emu.h"
#include "cpu/m68000/m68000.h"
#include "sound/okim6295.h"
#include "machine/eepromser.h"
#include "emupal.h"
#include "screen.h"
#include "speaker.h"
#include "tilemap.h"
namespace {
class pzletime_state : public driver_device
{
public:
pzletime_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_video_regs(*this, "video_regs"),
m_tilemap_regs(*this, "tilemap_regs"),
m_bg_videoram(*this, "bg_videoram"),
m_mid_videoram(*this, "mid_videoram"),
m_txt_videoram(*this, "txt_videoram"),
m_spriteram(*this, "spriteram"),
m_maincpu(*this, "maincpu"),
m_oki(*this, "oki"),
m_eeprom(*this, "eeprom"),
m_gfxdecode(*this, "gfxdecode"),
m_screen(*this, "screen"),
m_palette(*this, "palette%u", 0U)
{ }
void pzletime(machine_config &config);
int ticket_status_r();
private:
/* memory pointers */
required_shared_ptr<uint16_t> m_video_regs;
required_shared_ptr<uint16_t> m_tilemap_regs;
required_shared_ptr<uint16_t> m_bg_videoram;
required_shared_ptr<uint16_t> m_mid_videoram;
required_shared_ptr<uint16_t> m_txt_videoram;
required_shared_ptr<uint16_t> m_spriteram;
/* video-related */
tilemap_t *m_mid_tilemap = nullptr;
tilemap_t *m_txt_tilemap = nullptr;
/* misc */
int m_ticket = 0;
void mid_videoram_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0);
void txt_videoram_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0);
void ticket_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0);
void video_regs_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0);
void eeprom_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0);
void oki_bank_w(uint16_t data);
TILE_GET_INFO_MEMBER(get_mid_tile_info);
TILE_GET_INFO_MEMBER(get_txt_tile_info);
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void video_start() override;
void pzletime_palette(palette_device &palette) const;
uint32_t screen_update_pzletime(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
required_device<cpu_device> m_maincpu;
required_device<okim6295_device> m_oki;
required_device<eeprom_serial_93cxx_device> m_eeprom;
required_device<gfxdecode_device> m_gfxdecode;
required_device<screen_device> m_screen;
required_device_array<palette_device, 2> m_palette;
void pzletime_map(address_map &map);
};
TILE_GET_INFO_MEMBER(pzletime_state::get_mid_tile_info)
{
int tileno = m_mid_videoram[tile_index] & 0x0fff;
int colour = m_mid_videoram[tile_index] & 0xf000;
colour = colour >> 12;
tileinfo.set(2, tileno, colour, 0);
}
TILE_GET_INFO_MEMBER(pzletime_state::get_txt_tile_info)
{
int tileno = m_txt_videoram[tile_index] & 0x0fff;
int colour = m_txt_videoram[tile_index] & 0xf000;
colour = colour >> 12;
tileinfo.set(0, tileno, colour, 0);
tileinfo.category = BIT(colour, 3);
}
void pzletime_state::video_start()
{
m_mid_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(*this, FUNC(pzletime_state::get_mid_tile_info)), TILEMAP_SCAN_COLS, 16, 16, 64, 16);
m_txt_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(*this, FUNC(pzletime_state::get_txt_tile_info)), TILEMAP_SCAN_ROWS, 8, 8, 64, 32);
m_mid_tilemap->set_transparent_pen(0);
m_txt_tilemap->set_transparent_pen(0);
}
uint32_t pzletime_state::screen_update_pzletime(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
bitmap.fill(m_palette[0]->pen(0), cliprect); //bg pen
m_txt_tilemap->set_scrolly(0, m_tilemap_regs[0] - 3);
m_txt_tilemap->set_scrollx(0, m_tilemap_regs[1]);
m_mid_tilemap->set_scrolly(0, m_tilemap_regs[2] - 3);
m_mid_tilemap->set_scrollx(0, m_tilemap_regs[3] - 7);
if (m_video_regs[2] & 1)
{
int count = 0;
for (int y = 255; y >= 0; y--)
{
for (int x = 0; x < 512; x++)
{
if (m_bg_videoram[count] & 0x8000)
bitmap.pix((y - 18) & 0xff, (x - 32) & 0x1ff) = m_palette[1]->pen(m_bg_videoram[count] & 0x7fff);
count++;
}
}
}
m_mid_tilemap->draw(screen, bitmap, cliprect, 0, 0);
uint16_t const *const spriteram = m_spriteram;
for (int offs = 0; offs < 0x2000 / 2; offs += 4)
{
if(spriteram[offs + 0] == 8)
break;
int spr_offs = spriteram[offs + 3] & 0x0fff;
int sy = 0x200 - (spriteram[offs + 0] & 0x1ff) - 35;
int sx = (spriteram[offs + 1] & 0x1ff) - 30;
int colour = (spriteram[offs + 0] & 0xf000) >> 12;
// is spriteram[offs + 0] & 0x200 flipy? it's always set
m_gfxdecode->gfx(1)->transpen(bitmap,cliprect, spr_offs, colour, 0, 1, sx, sy, 0);
}
m_txt_tilemap->draw(screen, bitmap, cliprect, 0, 0);
if ((screen.frame_number() % 16) != 0)
m_txt_tilemap->draw(screen, bitmap, cliprect, 1, 0);
return 0;
}
void pzletime_state::mid_videoram_w(offs_t offset, uint16_t data, uint16_t mem_mask)
{
COMBINE_DATA(&m_mid_videoram[offset]);
m_mid_tilemap->mark_tile_dirty(offset);
}
void pzletime_state::txt_videoram_w(offs_t offset, uint16_t data, uint16_t mem_mask)
{
COMBINE_DATA(&m_txt_videoram[offset]);
m_txt_tilemap->mark_tile_dirty(offset);
}
void pzletime_state::eeprom_w(offs_t offset, uint16_t data, uint16_t mem_mask)
{
if (ACCESSING_BITS_0_7)
{
m_eeprom->di_write(data & 0x01);
m_eeprom->cs_write((data & 0x02) ? ASSERT_LINE : CLEAR_LINE );
m_eeprom->clk_write((data & 0x04) ? ASSERT_LINE : CLEAR_LINE );
}
}
void pzletime_state::ticket_w(offs_t offset, uint16_t data, uint16_t mem_mask)
{
if (ACCESSING_BITS_0_7)
m_ticket = data & 1;
}
void pzletime_state::video_regs_w(offs_t offset, uint16_t data, uint16_t mem_mask)
{
COMBINE_DATA(&m_video_regs[offset]);
if (offset < 2 && m_video_regs[offset] > 0)
{
double contrast = 32768.0 / static_cast<double>(m_video_regs[offset]);
for (unsigned i = 0; i < m_palette[offset]->entries(); i++)
m_palette[offset]->set_pen_contrast(i, contrast);
}
}
void pzletime_state::oki_bank_w(uint16_t data)
{
m_oki->set_rom_bank(data & 0x3);
}
int pzletime_state::ticket_status_r()
{
return (m_ticket && !(m_screen->frame_number() % 128));
}
void pzletime_state::pzletime_map(address_map &map)
{
map(0x000000, 0x3fffff).rom();
map(0x700000, 0x700005).ram().w(FUNC(pzletime_state::video_regs_w)).share("video_regs");
map(0x800001, 0x800001).rw(m_oki, FUNC(okim6295_device::read), FUNC(okim6295_device::write));
map(0x900000, 0x9005ff).ram().w(m_palette[0], FUNC(palette_device::write16)).share("palette0");
map(0xa00000, 0xa00007).ram().share("tilemap_regs");
map(0xb00000, 0xb3ffff).ram().share("bg_videoram");
map(0xc00000, 0xc00fff).ram().w(FUNC(pzletime_state::mid_videoram_w)).share("mid_videoram");
map(0xc01000, 0xc01fff).ram().w(FUNC(pzletime_state::txt_videoram_w)).share("txt_videoram");
map(0xd00000, 0xd01fff).ram().share("spriteram");
map(0xe00000, 0xe00001).portr("INPUT").w(FUNC(pzletime_state::eeprom_w));
map(0xe00002, 0xe00003).portr("SYSTEM").w(FUNC(pzletime_state::ticket_w));
map(0xe00004, 0xe00005).w(FUNC(pzletime_state::oki_bank_w));
map(0xf00000, 0xf0ffff).ram();
}
static INPUT_PORTS_START( pzletime )
PORT_START("SYSTEM")
PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_COIN1 )
PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_COIN2 )
PORT_SERVICE_NO_TOGGLE( 0x0004, IP_ACTIVE_LOW )
PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_CUSTOM ) PORT_VBLANK("screen")
PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x0040, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_READ_LINE_DEVICE_MEMBER("eeprom", eeprom_serial_93cxx_device, do_read) /* eeprom */
PORT_BIT( 0x0080, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_READ_LINE_MEMBER(pzletime_state, ticket_status_r) /* ticket dispenser */
PORT_BIT( 0xff00, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_START("INPUT")
PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(1)
PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(1)
PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(1)
PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(1)
PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1)
PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(1)
PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_START1 )
PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(2)
PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(2)
PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(2)
PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(2)
PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2)
PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_START2 )
INPUT_PORTS_END
static GFXDECODE_START( gfx_pzletime )
GFXDECODE_ENTRY( "gfx1", 0, gfx_8x8x4_packed_lsb, 0x100, 0x10 )
GFXDECODE_ENTRY( "gfx2", 0, gfx_8x8x4_col_2x2_group_packed_lsb, 0x200, 0x10 )
GFXDECODE_ENTRY( "gfx3", 0, gfx_8x8x4_col_2x2_group_packed_lsb, 0x000, 0x10 )
GFXDECODE_END
void pzletime_state::machine_start()
{
save_item(NAME(m_ticket));
}
void pzletime_state::machine_reset()
{
m_ticket = 0;
}
void pzletime_state::pzletime(machine_config &config)
{
/* basic machine hardware */
M68000(config, m_maincpu, 10000000);
m_maincpu->set_addrmap(AS_PROGRAM, &pzletime_state::pzletime_map);
m_maincpu->set_vblank_int("screen", FUNC(pzletime_state::irq4_line_hold));
/* video hardware */
SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
m_screen->set_refresh_hz(60);
m_screen->set_vblank_time(ATTOSECONDS_IN_USEC(2500) /* not accurate */);
m_screen->set_size(64*8, 32*8);
m_screen->set_visarea(0*8, 48*8-1, 0*8, 28*8-1);
m_screen->set_screen_update(FUNC(pzletime_state::screen_update_pzletime));
GFXDECODE(config, m_gfxdecode, m_palette[0], gfx_pzletime);
PALETTE(config, m_palette[0]).set_format(palette_device::xRGB_555, 768);
PALETTE(config, m_palette[1], palette_device::RGB_555);
EEPROM_93C46_16BIT(config, "eeprom");
/* sound hardware */
SPEAKER(config, "mono").front_center();
OKIM6295(config, m_oki, 937500, okim6295_device::PIN7_HIGH); //freq & pin7 taken from stlforce
m_oki->add_route(ALL_OUTPUTS, "mono", 1.0);
}
/***************************************************************************
Game driver(s)
***************************************************************************/
ROM_START( pzletime )
ROM_REGION( 0x400000, "maincpu", 0 )
ROM_LOAD16_BYTE( "5.bin", 0x000000, 0x80000, CRC(78b027dc) SHA1(6719908a075ecf0666bb817ac8a31056a7f315c6) )
ROM_LOAD16_BYTE( "1.bin", 0x000001, 0x80000, CRC(0a69cbc7) SHA1(bae8b5746209c6773da27acaec7bd535a69019d2) )
ROM_LOAD16_BYTE( "6.bin", 0x100000, 0x80000, CRC(526733ef) SHA1(21a921416d1ae7b9d49789d70ae99f240b012489) )
ROM_LOAD16_BYTE( "2.bin", 0x100001, 0x80000, CRC(2a877266) SHA1(b8e909b3bd21af71782c501fa6eef590045b81e0) )
ROM_LOAD16_BYTE( "7.bin", 0x200000, 0x80000, CRC(2efdd6d3) SHA1(de35d7a1bcd3ad608b8dfc184e06d6719253a1c7) )
ROM_LOAD16_BYTE( "3.bin", 0x200001, 0x80000, CRC(1ddacade) SHA1(78f09fdb541e369765abfdf39607ca8f4c771d16) )
ROM_LOAD16_BYTE( "8.bin", 0x300000, 0x80000, CRC(be7cf043) SHA1(5dadafb6f89f2fc373b77b18746b461117228f08) )
ROM_LOAD16_BYTE( "4.bin", 0x300001, 0x80000, CRC(374ab900) SHA1(bd7f649bdf2927c1f5cb53492a08cc66c4658a72) )
ROM_REGION( 0x80000, "user1", 0 ) /* Samples */
ROM_LOAD( "12.bin", 0x00000, 0x80000, CRC(203897c1) SHA1(c2495871c796bc7f2dabca1630317313b5aa740a) )
ROM_REGION( 0x100000, "oki", 0 )
ROM_COPY( "user1", 0x000000, 0x000000, 0x020000 )
ROM_COPY( "user1", 0x000000, 0x020000, 0x020000 )
ROM_COPY( "user1", 0x000000, 0x040000, 0x020000 )
ROM_COPY( "user1", 0x020000, 0x060000, 0x020000 )
ROM_COPY( "user1", 0x000000, 0x080000, 0x020000 )
ROM_COPY( "user1", 0x040000, 0x0a0000, 0x020000 )
ROM_COPY( "user1", 0x000000, 0x0c0000, 0x020000 )
ROM_COPY( "user1", 0x060000, 0x0e0000, 0x020000 )
ROM_REGION( 0x80000, "gfx1", 0 )
ROM_LOAD( "10.bin", 0x00000, 0x80000, CRC(d6ed11a5) SHA1(585aad4e962e7c9ba33e96d4d53e2feddd1a6cd9) )
ROM_REGION( 0x80000, "gfx2", 0 )
ROM_LOAD( "11.bin", 0x000000, 0x80000, CRC(566e09a3) SHA1(b04d23bd82c609f35e6b651006b5c029f36f54dc) )
ROM_REGION( 0x80000, "gfx3", 0 )
ROM_LOAD( "9.bin", 0x000000, 0x80000, CRC(a8144a7e) SHA1(9dfdd6c17a91cad6b56c622671042ac2ee2c9ec8) )
ROM_REGION16_BE( 0x80, "eeprom", 0 )
ROM_LOAD( "pzletime.nv", 0x0000, 0x0080, CRC(e5ed3d40) SHA1(8c163a6e5839e5c82d52f046d3268202fdf9f4d1) )
ROM_END
} // anonymous namespace
GAME( 199?, pzletime, 0, pzletime, pzletime, pzletime_state, empty_init, ROT0, "Elettronica Video-Games S.R.L.", "Puzzle Time (prototype)", MACHINE_SUPPORTS_SAVE )