Sprinter/mame
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

MT 06450

Browse Source
This commit is contained in:
Robbbert 2016-12-11 10:28:13 +11:00
parent 33d5d79763
commit d5f0f653df
1 changed files with 50 additions and 27 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

77
src/mame/drivers/astinvad.cpp
View File

@ -53,31 +53,15 @@ public:
};
astinvad_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_ppi8255_0(*this, "ppi8255_0"),
m_ppi8255_1(*this, "ppi8255_1"),
m_palette(*this, "palette"),
m_videoram(*this, "videoram"),
m_samples(*this, "samples"),
m_screen(*this, "screen"){ }
required_device<cpu_device> m_maincpu;
optional_device<i8255_device> m_ppi8255_0;
optional_device<i8255_device> m_ppi8255_1;
required_device<palette_device> m_palette;
required_shared_ptr<uint8_t> m_videoram;
std::unique_ptr<uint8_t[]> m_colorram;
emu_timer *m_int_timer;
uint8_t m_sound_state[2];
uint8_t m_screen_flip;
uint8_t m_screen_red;
uint8_t m_flip_yoffs;
uint8_t m_color_latch;
required_device<samples_device> m_samples;
required_device<screen_device> m_screen;
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_ppi8255_0(*this, "ppi8255_0")
, m_ppi8255_1(*this, "ppi8255_1")
, m_palette(*this, "palette")
, m_videoram(*this, "videoram")
, m_samples(*this, "samples")
, m_screen(*this, "screen")
{ }
DECLARE_WRITE8_MEMBER(color_latch_w);
DECLARE_WRITE8_MEMBER(spaceint_videoram_w);
@ -99,13 +83,31 @@ public:
DECLARE_MACHINE_RESET(spaceint);
DECLARE_VIDEO_START(spaceint);
uint32_t screen_update_astinvad(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
uint32_t screen_update_spcking2(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
uint32_t screen_update_spaceint(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
TIMER_CALLBACK_MEMBER(kamikaze_int_off);
TIMER_CALLBACK_MEMBER(kamizake_int_gen);
private:
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
void plot_byte( bitmap_rgb32 &bitmap, uint8_t y, uint8_t x, uint8_t data, uint8_t color );
protected:
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
std::unique_ptr<uint8_t[]> m_colorram;
emu_timer *m_int_timer;
uint8_t m_sound_state[2];
uint8_t m_screen_flip;
uint8_t m_screen_red;
uint8_t m_flip_yoffs;
uint8_t m_color_latch;
bool m_player;
required_device<cpu_device> m_maincpu;
optional_device<i8255_device> m_ppi8255_0;
optional_device<i8255_device> m_ppi8255_1;
required_device<palette_device> m_palette;
required_shared_ptr<uint8_t> m_videoram;
required_device<samples_device> m_samples;
required_device<screen_device> m_screen;
};
@ -178,6 +180,25 @@ uint32_t astinvad_state::screen_update_astinvad(screen_device &screen, bitmap_rg
}
uint32_t astinvad_state::screen_update_spcking2(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
const uint8_t *color_prom = memregion("proms")->base();
uint8_t yoffs = m_flip_yoffs & m_screen_flip;
int x, y;
/* render the visible pixels */
for (y = cliprect.min_y; y <= cliprect.max_y; y++)
for (x = cliprect.min_x & ~7; x <= cliprect.max_x; x += 8)
{
uint8_t color = color_prom[(((y & 0xf8) << 2) | (x >> 3)) ^ (m_screen_flip ? 0x3ff : m_player ? 0 : 0x3ff)] >> (m_player ? 4 : 0);
uint8_t data = m_videoram[(((y ^ m_screen_flip) + yoffs) << 5) | ((x ^ m_screen_flip) >> 3)];
plot_byte(bitmap, y, x, data, m_screen_red ? 1 : color & 0x07);
}
return 0;
}
uint32_t astinvad_state::screen_update_spaceint(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
const uint8_t *color_prom = memregion("proms")->base();
@ -400,6 +421,7 @@ WRITE8_MEMBER(astinvad_state::spcking2_sound2_w)
if (bits_gone_hi & 0x10) m_samples->start(4, SND_UFOHIT);
m_screen_flip = (ioport("CABINET")->read() & data & 0x20) ? 0xff : 0x00;
m_player = BIT(data, 5);
}
WRITE8_MEMBER(astinvad_state::spcking2_sound3_w)
@ -675,6 +697,7 @@ static MACHINE_CONFIG_DERIVED( spcking2, kamikaze )
/* video hardware */
MCFG_SCREEN_MODIFY("screen")
MCFG_SCREEN_RAW_PARAMS(VIDEO_CLOCK, 320, 0, 256, 256, 16, 240)
MCFG_SCREEN_UPDATE_DRIVER(astinvad_state, screen_update_spcking2)
MACHINE_CONFIG_END