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istrebiteli: almost playable, TODO sprite collision (nw)

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This commit is contained in:
MetalliC 2016-09-30 19:49:40 +03:00
parent aa22927b9c
commit 8566a1fd10
1 changed files with 65 additions and 39 deletions
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104
src/mame/drivers/istrebiteli.cpp
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@ -34,6 +34,8 @@ public:
DECLARE_WRITE8_MEMBER(spr0_ctrl_w); DECLARE_WRITE8_MEMBER(spr0_ctrl_w);
DECLARE_WRITE8_MEMBER(spr1_ctrl_w); DECLARE_WRITE8_MEMBER(spr1_ctrl_w);
DECLARE_WRITE8_MEMBER(spr_xy_w); DECLARE_WRITE8_MEMBER(spr_xy_w);
DECLARE_CUSTOM_INPUT_MEMBER(coin_r);
DECLARE_INPUT_CHANGED_MEMBER(coin_inc);
required_device<cpu_device> m_maincpu; required_device<cpu_device> m_maincpu;
required_device<i8255_device> m_ppi0; required_device<i8255_device> m_ppi0;
@ -42,7 +44,7 @@ public:
required_device<gfxdecode_device> m_gfxdecode; required_device<gfxdecode_device> m_gfxdecode;
virtual void machine_start() override { } virtual void machine_start() override { }
virtual void machine_reset() override { } virtual void machine_reset() override;
virtual void video_start() override; virtual void video_start() override;
TILE_GET_INFO_MEMBER(get_tile_info); TILE_GET_INFO_MEMBER(get_tile_info);
@ -52,8 +54,16 @@ public:
UINT8 m_spr0_ctrl; UINT8 m_spr0_ctrl;
UINT8 m_spr1_ctrl; UINT8 m_spr1_ctrl;
UINT8 m_spr_xy[8]; UINT8 m_spr_xy[8];
UINT8 coin_count;
}; };
void istrebiteli_state::machine_reset()
{
m_spr0_ctrl = m_spr1_ctrl = 0;
coin_count = 0;
memset(m_spr_xy, 0, sizeof(m_spr_xy));
}
static const rgb_t istreb_palette[4] = { static const rgb_t istreb_palette[4] = {
rgb_t(0x00, 0x00, 0x00), rgb_t(0x00, 0x00, 0x00),
rgb_t(0x00, 0x00, 0xff), rgb_t(0x00, 0x00, 0xff),
@ -98,27 +108,15 @@ UINT32 istrebiteli_state::screen_update(screen_device &screen, bitmap_ind16 &bit
myrect.set_size(16, 16*8); myrect.set_size(16, 16*8);
m_tilemap->draw(screen, bitmap, myrect, 0, 0); m_tilemap->draw(screen, bitmap, myrect, 0, 0);
int sx, sy, spritecode; int spritecode;
sx = m_spr_xy[6];
sy = m_spr_xy[7] ^ 0xff;
spritecode = (m_spr0_ctrl & 0x1f) + ((m_spr0_ctrl & 0x80) >> 2); spritecode = (m_spr0_ctrl & 0x1f) + ((m_spr0_ctrl & 0x80) >> 2);
m_gfxdecode->gfx(1)->transpen(bitmap, cliprect, spritecode, 0, 0, 0, m_spr_xy[6], m_spr_xy[7] ^ 0xff, 1);
m_gfxdecode->gfx(1)->transpen(bitmap, cliprect,
spritecode,
0,
0, 0,
sx, sy, 1);
sx = m_spr_xy[4];
sy = m_spr_xy[5] ^ 0xff;
spritecode = (m_spr1_ctrl & 0x1f) + ((m_spr1_ctrl & 0x80) >> 2); spritecode = (m_spr1_ctrl & 0x1f) + ((m_spr1_ctrl & 0x80) >> 2);
m_gfxdecode->gfx(2)->transpen(bitmap, cliprect, spritecode, 0, 0, 0, m_spr_xy[4], m_spr_xy[5] ^ 0xff, 1);
m_gfxdecode->gfx(2)->transpen(bitmap, cliprect, m_gfxdecode->gfx(3)->transpen(bitmap, cliprect, (m_spr0_ctrl & 0x40) ? 5:7, 0, 0, 0, m_spr_xy[2], m_spr_xy[3] ^ 0xff, 1);
spritecode, m_gfxdecode->gfx(4)->transpen(bitmap, cliprect, (m_spr1_ctrl & 0x40) ? 5:7, 0, 0, 0, m_spr_xy[0], m_spr_xy[1] ^ 0xff, 1);
0,
0, 0,
sx, sy, 1);
return 0; return 0;
} }
@ -142,7 +140,9 @@ WRITE8_MEMBER(istrebiteli_state::ppi1_w)
WRITE8_MEMBER(istrebiteli_state::sound_w) WRITE8_MEMBER(istrebiteli_state::sound_w)
{ {
// TODO if (data & 1)
coin_count = 0;
// bits 1-7 sound control, TODO
} }
WRITE8_MEMBER(istrebiteli_state::spr0_ctrl_w) WRITE8_MEMBER(istrebiteli_state::spr0_ctrl_w)
@ -174,34 +174,47 @@ static ADDRESS_MAP_START( io_map, AS_IO, 8, istrebiteli_state)
AM_RANGE(0xc8, 0xcf) AM_WRITE(spr_xy_w) AM_RANGE(0xc8, 0xcf) AM_WRITE(spr_xy_w)
ADDRESS_MAP_END ADDRESS_MAP_END
CUSTOM_INPUT_MEMBER(istrebiteli_state::coin_r)
{
return coin_count;
}
INPUT_CHANGED_MEMBER(istrebiteli_state::coin_inc)
{
if (oldval == 0 && newval == 1)
++coin_count;
}
static INPUT_PORTS_START( istreb ) static INPUT_PORTS_START( istreb )
PORT_START("IN0") PORT_START("IN0")
PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT) PORT_PLAYER(1) PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_PLAYER(1)
PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT) PORT_PLAYER(1) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_PLAYER(1)
PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN) PORT_PLAYER(1) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_PLAYER(1)
PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP) PORT_PLAYER(1) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_PLAYER(1)
PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_PLAYER(1) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(1)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) // sprite collision flag PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) // sprite collision flag
PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_START("IN1") PORT_START("IN1")
PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT) PORT_PLAYER(2) PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_PLAYER(2)
PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT) PORT_PLAYER(2) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_PLAYER(2)
PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN) PORT_PLAYER(2) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_PLAYER(2)
PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP) PORT_PLAYER(2) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_PLAYER(2)
PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_PLAYER(2) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(2)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) // sprite collision flag PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) // sprite collision flag
PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_START("IN2") PORT_START("IN2")
PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_START1) PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_START1)
PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_START2) PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_START2)
PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_COIN1) PORT_BIT(0x3c, IP_ACTIVE_HIGH, IPT_SPECIAL) PORT_CUSTOM_MEMBER(DEVICE_SELF, istrebiteli_state, coin_r, nullptr)
PORT_BIT(0x38, IP_ACTIVE_HIGH, IPT_UNKNOWN) // TODO read coin counter
PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_CUSTOM) PORT_HBLANK("screen") PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_CUSTOM) PORT_HBLANK("screen")
PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_CUSTOM) PORT_VBLANK("screen") PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_CUSTOM) PORT_VBLANK("screen")
PORT_START("COIN")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 ) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, istrebiteli_state,coin_inc, nullptr)
INPUT_PORTS_END INPUT_PORTS_END
static const gfx_layout char_layout = static const gfx_layout char_layout =
@ -226,10 +239,23 @@ static const gfx_layout sprite_layout =
8*8 8*8
}; };
static const gfx_layout projectile_layout =
{
16,16,
8,
1,
{ 0 },
{ 15*8,14*8,13*8,12*8,11*8,10*8,9*8,8*8,7*8,6*8,5*8,4*8,3*8,2*8,1*8,0*8 },
{ 15*128,14*128,13*128,12*128,11*128,10*128,9*128,8*128,7*128,6*128,5*128,4*128,3*128,2*128,1*128,0*128 },
1
};
static GFXDECODE_START( istrebiteli ) static GFXDECODE_START( istrebiteli )
GFXDECODE_ENTRY( "chars", 0x0000, char_layout, 0, 2 ) GFXDECODE_ENTRY( "chars", 0x0000, char_layout, 0, 2 )
GFXDECODE_ENTRY( "sprite", 0x0000, sprite_layout, 2, 2 ) GFXDECODE_ENTRY( "sprite", 0x0000, sprite_layout, 2, 2 )
GFXDECODE_ENTRY( "sprite", 0x0000, sprite_layout, 0, 2 ) GFXDECODE_ENTRY( "sprite", 0x0000, sprite_layout, 0, 2 )
GFXDECODE_ENTRY( "sprite", 0x0200, projectile_layout, 2, 2 )
GFXDECODE_ENTRY( "sprite", 0x0200, projectile_layout, 0, 2 )
GFXDECODE_END GFXDECODE_END
static MACHINE_CONFIG_START( istreb, istrebiteli_state) static MACHINE_CONFIG_START( istreb, istrebiteli_state)
@ -239,8 +265,8 @@ static MACHINE_CONFIG_START( istreb, istrebiteli_state)
MCFG_CPU_IO_MAP(io_map) MCFG_CPU_IO_MAP(io_map)
MCFG_DEVICE_ADD("ppi0", I8255A, 0) MCFG_DEVICE_ADD("ppi0", I8255A, 0)
MCFG_I8255_IN_PORTA_CB(IOPORT("IN0")) MCFG_I8255_IN_PORTA_CB(IOPORT("IN1"))
MCFG_I8255_IN_PORTB_CB(IOPORT("IN1")) MCFG_I8255_IN_PORTB_CB(IOPORT("IN0"))
MCFG_I8255_OUT_PORTC_CB(WRITE8(istrebiteli_state, sound_w)) MCFG_I8255_OUT_PORTC_CB(WRITE8(istrebiteli_state, sound_w))
MCFG_DEVICE_ADD("ppi1", I8255A, 0) MCFG_DEVICE_ADD("ppi1", I8255A, 0)