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turbo: no need for port_0_r

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This commit is contained in:
hap 2022-12-19 18:47:03 +01:00
parent 5f41e67d63
commit dbb71a0180
3 changed files with 101 additions and 112 deletions
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113
src/mame/sega/turbo.cpp
View File

@ -110,7 +110,7 @@
Here is a complete list of the ROMs: Here is a complete list of the ROMs:
Turbo ROMLIST - Frank Palazzolo Turbo ROMLIST - Frank Palazzolo
Name Loc Function Name Loc Function
----------------------------------------------------------------------------- -----------------------------------------------------------------------------
Images Acquired: Images Acquired:
EPR1262,3,4 IC76, IC89, IC103 EPR1262,3,4 IC76, IC89, IC103
@ -130,19 +130,19 @@
EPR1246-1258 Sprite ROMS EPR1246-1258 Sprite ROMS
EPR1288-1300 EPR1288-1300
PR-1114 IC13 Color 1 (road, etc.) PR-1114 IC13 Color 1 (road, etc.)
PR-1115 IC18 Road gfx PR-1115 IC18 Road gfx
PR-1116 IC20 Crash (collision detection?) PR-1116 IC20 Crash (collision detection?)
PR-1117 IC21 Color 2 (road, etc.) PR-1117 IC21 Color 2 (road, etc.)
PR-1118 IC99 256x4 Character Color PROM PR-1118 IC99 256x4 Character Color PROM
PR-1119 IC50 512x8 Vertical Timing PROM PR-1119 IC50 512x8 Vertical Timing PROM
PR-1120 IC62 Horizontal Timing PROM PR-1120 IC62 Horizontal Timing PROM
PR-1121 IC29 Color PROM PR-1121 IC29 Color PROM
PR-1122 IC11 Pattern 1 PR-1122 IC11 Pattern 1
PR-1123 IC21 Pattern 2 PR-1123 IC21 Pattern 2
PA-06R IC22 Mathbox Timing PAL PA-06R IC22 Mathbox Timing PAL
PA-06L IC90 Address Decode PAL PA-06L IC90 Address Decode PAL
**************************************************************************/ **************************************************************************/
@ -423,36 +423,27 @@ void turbo_base_state::digit_w(uint8_t data)
m_digits[m_i8279_scanlines * 2 + 1] = ls48_map[data >> 4]; m_digits[m_i8279_scanlines * 2 + 1] = ls48_map[data >> 4];
} }
/************************************* /*************************************
* *
* Shared pedal reading * Shared pedal reading
* *
*************************************/ *************************************/
uint8_t turbo_base_state::pedal_r() CUSTOM_INPUT_MEMBER(turbo_base_state::pedal_r)
{ {
if (m_pedal) // inverted 2-bit Gray code from a pair of optos in mechanical pedal
{ uint8_t pedal = m_pedal->read();
// inverted 2-bit Gray code from a pair of optos in mechanical pedal return (pedal >> 6) ^ (pedal >> 7) ^ 0x03;
uint8_t pedal = m_pedal->read();
return (pedal >> 6) ^ (pedal >> 7) ^ 0x03;
}
else
return 0xff;
} }
/************************************* /*************************************
* *
* Misc Turbo inputs/outputs * Misc Turbo inputs/outputs
* *
*************************************/ *************************************/
uint8_t turbo_state::port_0_r()
{
return m_in0->read() | pedal_r();
}
uint8_t turbo_state::collision_r() uint8_t turbo_state::collision_r()
{ {
m_screen->update_partial(m_screen->vpos()); m_screen->update_partial(m_screen->vpos());
@ -512,15 +503,6 @@ uint8_t buckrog_state::subcpu_command_r()
} }
uint8_t buckrog_state::port_0_r()
{
if (m_dsw[1]->read() & 0x02) // upright w/ buttons
return m_in0->read();
else // cocktail w/ pedal
return (m_in0->read() & ~0x30) | pedal_r() << 4;
}
uint8_t buckrog_state::port_2_r() uint8_t buckrog_state::port_2_r()
{ {
uint8_t inp1 = bitswap<4>(m_dsw[0]->read(), 6, 4, 3, 0); uint8_t inp1 = bitswap<4>(m_dsw[0]->read(), 6, 4, 3, 0);
@ -583,7 +565,7 @@ void turbo_state::prg_map(address_map &map)
map(0xfa00, 0xfa03).mirror(0x00fc).rw(m_i8255[2], FUNC(i8255_device::read), FUNC(i8255_device::write)); map(0xfa00, 0xfa03).mirror(0x00fc).rw(m_i8255[2], FUNC(i8255_device::read), FUNC(i8255_device::write));
map(0xfb00, 0xfb03).mirror(0x00fc).rw(m_i8255[3], FUNC(i8255_device::read), FUNC(i8255_device::write)); map(0xfb00, 0xfb03).mirror(0x00fc).rw(m_i8255[3], FUNC(i8255_device::read), FUNC(i8255_device::write));
map(0xfc00, 0xfc01).mirror(0x00fe).rw("i8279", FUNC(i8279_device::read), FUNC(i8279_device::write)); map(0xfc00, 0xfc01).mirror(0x00fe).rw("i8279", FUNC(i8279_device::read), FUNC(i8279_device::write));
map(0xfd00, 0xfdff).r(FUNC(turbo_state::port_0_r)); map(0xfd00, 0xfdff).portr("IN0");
map(0xfe00, 0xfeff).r(FUNC(turbo_state::collision_r)); map(0xfe00, 0xfeff).r(FUNC(turbo_state::collision_r));
} }
@ -598,15 +580,15 @@ void turbo_state::prg_map(address_map &map)
void subroc3d_state::prg_map(address_map &map) void subroc3d_state::prg_map(address_map &map)
{ {
map(0x0000, 0x9fff).rom(); map(0x0000, 0x9fff).rom();
map(0xa000, 0xa3ff).ram().share(m_sprite_position); // CONT RAM map(0xa000, 0xa3ff).ram().share(m_sprite_position); // CONT RAM
map(0xa400, 0xa7ff).ram().share(m_spriteram); // CONT RAM map(0xa400, 0xa7ff).ram().share(m_spriteram); // CONT RAM
map(0xa800, 0xa800).mirror(0x07fc).portr("IN0"); // INPUT 253 map(0xa800, 0xa800).mirror(0x07fc).portr("IN0"); // INPUT 253
map(0xa801, 0xa801).mirror(0x07fc).portr("IN1"); // INPUT 253 map(0xa801, 0xa801).mirror(0x07fc).portr("IN1"); // INPUT 253
map(0xa802, 0xa802).mirror(0x07fc).portr("DSW2"); // INPUT 253 map(0xa802, 0xa802).mirror(0x07fc).portr("DSW2"); // INPUT 253
map(0xa803, 0xa803).mirror(0x07fc).portr("DSW3"); // INPUT 253 map(0xa803, 0xa803).mirror(0x07fc).portr("DSW3"); // INPUT 253
map(0xb000, 0xb7ff).ram(); // SCRATCH map(0xb000, 0xb7ff).ram(); // SCRATCH
map(0xb800, 0xbfff); // HANDLE CL map(0xb800, 0xbfff); // HANDLE CL
map(0xe000, 0xe7ff).ram().w(FUNC(subroc3d_state::videoram_w)).share(m_videoram); // FIX PAGE map(0xe000, 0xe7ff).ram().w(FUNC(subroc3d_state::videoram_w)).share(m_videoram); // FIX PAGE
map(0xe800, 0xe803).mirror(0x07fc).rw(m_i8255[0], FUNC(i8255_device::read), FUNC(i8255_device::write)); map(0xe800, 0xe803).mirror(0x07fc).rw(m_i8255[0], FUNC(i8255_device::read), FUNC(i8255_device::write));
map(0xf000, 0xf003).mirror(0x07fc).rw(m_i8255[1], FUNC(i8255_device::read), FUNC(i8255_device::write)); map(0xf000, 0xf003).mirror(0x07fc).rw(m_i8255[1], FUNC(i8255_device::read), FUNC(i8255_device::write));
map(0xf800, 0xf801).mirror(0x07fe).rw("i8279", FUNC(i8279_device::read), FUNC(i8279_device::write)); map(0xf800, 0xf801).mirror(0x07fe).rw("i8279", FUNC(i8279_device::read), FUNC(i8279_device::write));
@ -623,18 +605,18 @@ void subroc3d_state::prg_map(address_map &map)
void buckrog_state::main_prg_map(address_map &map) void buckrog_state::main_prg_map(address_map &map)
{ {
map(0x0000, 0x7fff).rom(); map(0x0000, 0x7fff).rom();
map(0xc000, 0xc7ff).ram().w(FUNC(buckrog_state::videoram_w)).share(m_videoram); // FIX PAGE map(0xc000, 0xc7ff).ram().w(FUNC(buckrog_state::videoram_w)).share(m_videoram); // FIX PAGE
map(0xc800, 0xc803).mirror(0x07fc).r(m_i8255[0], FUNC(i8255_device::read)).w(FUNC(buckrog_state::i8255_0_w)); // 8255 map(0xc800, 0xc803).mirror(0x07fc).r(m_i8255[0], FUNC(i8255_device::read)).w(FUNC(buckrog_state::i8255_0_w));
map(0xd000, 0xd003).mirror(0x07fc).rw(m_i8255[1], FUNC(i8255_device::read), FUNC(i8255_device::write)); // 8255 map(0xd000, 0xd003).mirror(0x07fc).rw(m_i8255[1], FUNC(i8255_device::read), FUNC(i8255_device::write));
map(0xd800, 0xd801).mirror(0x07fe).rw("i8279", FUNC(i8279_device::read), FUNC(i8279_device::write)); map(0xd800, 0xd801).mirror(0x07fe).rw("i8279", FUNC(i8279_device::read), FUNC(i8279_device::write));
map(0xe000, 0xe3ff).ram().share(m_sprite_position); // CONT RAM map(0xe000, 0xe3ff).ram().share(m_sprite_position); // CONT RAM
map(0xe400, 0xe7ff).ram().share(m_spriteram); // CONT RAM map(0xe400, 0xe7ff).ram().share(m_spriteram); // CONT RAM
map(0xe800, 0xe800).mirror(0x07fc).r(FUNC(buckrog_state::port_0_r)); // INPUT map(0xe800, 0xe800).mirror(0x07fc).portr("IN0"); // INPUT
map(0xe801, 0xe801).mirror(0x07fc).portr("IN1"); map(0xe801, 0xe801).mirror(0x07fc).portr("IN1");
map(0xe802, 0xe802).mirror(0x07fc).r(FUNC(buckrog_state::port_2_r)); map(0xe802, 0xe802).mirror(0x07fc).r(FUNC(buckrog_state::port_2_r));
map(0xe803, 0xe803).mirror(0x07fc).r(FUNC(buckrog_state::port_3_r)); map(0xe803, 0xe803).mirror(0x07fc).r(FUNC(buckrog_state::port_3_r));
map(0xf000, 0xf000); map(0xf000, 0xf000);
map(0xf800, 0xffff).ram(); // SCRATCH map(0xf800, 0xffff).ram(); // SCRATCH
} }
void buckrog_state::decrypted_opcodes_map(address_map &map) void buckrog_state::decrypted_opcodes_map(address_map &map)
@ -666,8 +648,7 @@ void buckrog_state::sub_portmap(address_map &map)
static INPUT_PORTS_START( turbo ) static INPUT_PORTS_START( turbo )
PORT_START("IN0") // IN0 PORT_START("IN0") // IN0
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_CUSTOM ) // ACCEL A PORT_BIT( 0x03, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_CUSTOM_MEMBER(turbo_base_state, pedal_r)
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_CUSTOM ) // ACCEL B
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("Gear Shift") PORT_TOGGLE PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("Gear Shift") PORT_TOGGLE
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START1 )
PORT_SERVICE_NO_TOGGLE( 0x10, IP_ACTIVE_LOW ) PORT_SERVICE_NO_TOGGLE( 0x10, IP_ACTIVE_LOW )
@ -829,9 +810,9 @@ static INPUT_PORTS_START( buckrog )
PORT_START("IN0") PORT_START("IN0")
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_CONDITION("DSW2", 0x80, EQUALS, 0x00) // cockpit PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_CONDITION("DSW2", 0x80, EQUALS, 0x00) // cockpit
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START2 ) PORT_CONDITION("DSW2", 0x80, EQUALS, 0x80) // upright PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START2 ) PORT_CONDITION("DSW2", 0x80, EQUALS, 0x80) // upright
PORT_BIT( 0x30, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_CONDITION("DSW2", 0x02, EQUALS, 0x00) // pedal PORT_BIT( 0x30, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_CONDITION("DSW2", 0x02, EQUALS, 0x00) PORT_CUSTOM_MEMBER(turbo_base_state, pedal_r)
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_CONDITION("DSW2", 0x02, EQUALS, 0x02) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_CONDITION("DSW2", 0x02, EQUALS, 0x02) // speed up
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_CONDITION("DSW2", 0x02, EQUALS, 0x02) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_CONDITION("DSW2", 0x02, EQUALS, 0x02) // speed down
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )
@ -1829,10 +1810,12 @@ void turbo_state::rom_decode()
// 0x0800-0xbff // 0x0800-0xbff
// 0x4000-0x43ff // 0x4000-0x43ff
// 0x4800-0x4bff // 0x4800-0x4bff
{ 0x00,0x44,0x0c,0x48,0x00,0x44,0x0c,0x48, {
0x00,0x44,0x0c,0x48,0x00,0x44,0x0c,0x48,
0xa0,0xe4,0xac,0xe8,0xa0,0xe4,0xac,0xe8, 0xa0,0xe4,0xac,0xe8,0xa0,0xe4,0xac,0xe8,
0x60,0x24,0x6c,0x28,0x60,0x24,0x6c,0x28, 0x60,0x24,0x6c,0x28,0x60,0x24,0x6c,0x28,
0xc0,0x84,0xcc,0x88,0xc0,0x84,0xcc,0x88 }, 0xc0,0x84,0xcc,0x88,0xc0,0x84,0xcc,0x88
},
// Table 1 */ // Table 1 */
// 0x0400-0x07ff // 0x0400-0x07ff
@ -1847,30 +1830,36 @@ void turbo_state::rom_decode()
// 0x4c00-0x4fff // 0x4c00-0x4fff
// 0x5400-0x57ff // 0x5400-0x57ff
// 0x5c00-0x5fff // 0x5c00-0x5fff
{ 0x00,0x44,0x18,0x5c,0x14,0x50,0x0c,0x48, {
0x00,0x44,0x18,0x5c,0x14,0x50,0x0c,0x48,
0x28,0x6c,0x30,0x74,0x3c,0x78,0x24,0x60, 0x28,0x6c,0x30,0x74,0x3c,0x78,0x24,0x60,
0x60,0x24,0x78,0x3c,0x74,0x30,0x6c,0x28, 0x60,0x24,0x78,0x3c,0x74,0x30,0x6c,0x28,
0x48,0x0c,0x50,0x14,0x5c,0x18,0x44,0x00 }, //0x00 --> 0x10 ? 0x48,0x0c,0x50,0x14,0x5c,0x18,0x44,0x00 //0x00 --> 0x10 ?
},
// Table 2 */ // Table 2 */
// 0x1000-0x13ff // 0x1000-0x13ff
// 0x1800-0x1bff // 0x1800-0x1bff
// 0x5000-0x53ff // 0x5000-0x53ff
// 0x5800-0x5bff // 0x5800-0x5bff
{ 0x00,0x00,0x28,0x28,0x90,0x90,0xb8,0xb8, {
0x00,0x00,0x28,0x28,0x90,0x90,0xb8,0xb8,
0x28,0x28,0x00,0x00,0xb8,0xb8,0x90,0x90, 0x28,0x28,0x00,0x00,0xb8,0xb8,0x90,0x90,
0x00,0x00,0x28,0x28,0x90,0x90,0xb8,0xb8, 0x00,0x00,0x28,0x28,0x90,0x90,0xb8,0xb8,
0x28,0x28,0x00,0x00,0xb8,0xb8,0x90,0x90 }, 0x28,0x28,0x00,0x00,0xb8,0xb8,0x90,0x90
},
// Table 3 */ // Table 3 */
// 0x2000-0x23ff // 0x2000-0x23ff
// 0x2800-0x2bff // 0x2800-0x2bff
// 0x3000-0x33ff // 0x3000-0x33ff
// 0x3800-0x3bff // 0x3800-0x3bff
{ 0x00,0x14,0x88,0x9c,0x30,0x24,0xb8,0xac, {
0x00,0x14,0x88,0x9c,0x30,0x24,0xb8,0xac,
0x24,0x30,0xac,0xb8,0x14,0x00,0x9c,0x88, 0x24,0x30,0xac,0xb8,0x14,0x00,0x9c,0x88,
0x48,0x5c,0xc0,0xd4,0x78,0x6c,0xf0,0xe4, 0x48,0x5c,0xc0,0xd4,0x78,0x6c,0xf0,0xe4,
0x6c,0x78,0xe4,0xf0,0x5c,0x48,0xd4,0xc0 } 0x6c,0x78,0xe4,0xf0,0x5c,0x48,0xd4,0xc0
}
}; };
static const int findtable[]= static const int findtable[]=

89
src/mame/sega/turbo.h
View File

@ -23,7 +23,6 @@
#define TURBO_X_SCALE 2 #define TURBO_X_SCALE 2
class turbo_base_state : public driver_device class turbo_base_state : public driver_device
{ {
public: public:
@ -39,12 +38,13 @@ public:
, m_discrete(*this, "discrete") , m_discrete(*this, "discrete")
, m_gfxdecode(*this, "gfxdecode") , m_gfxdecode(*this, "gfxdecode")
, m_screen(*this, "screen") , m_screen(*this, "screen")
, m_in0(*this, "IN0")
, m_pedal(*this, "PEDAL") , m_pedal(*this, "PEDAL")
, m_digits(*this, "digit%u", 0U) , m_digits(*this, "digit%u", 0U)
, m_lamp(*this, "lamp") , m_lamp(*this, "lamp")
{ } { }
DECLARE_CUSTOM_INPUT_MEMBER(pedal_r);
protected: protected:
virtual void machine_start() override; virtual void machine_start() override;
virtual void video_start() override; virtual void video_start() override;
@ -65,35 +65,32 @@ protected:
required_device<gfxdecode_device> m_gfxdecode; required_device<gfxdecode_device> m_gfxdecode;
required_device<screen_device> m_screen; required_device<screen_device> m_screen;
required_ioport m_in0;
optional_ioport m_pedal; optional_ioport m_pedal;
output_finder<32> m_digits; output_finder<32> m_digits;
output_finder<> m_lamp; output_finder<> m_lamp;
// machine state // machine state
uint8_t m_i8279_scanlines = 0; uint8_t m_i8279_scanlines = 0;
// sound state // sound state
uint8_t m_sound_state[3]{}; uint8_t m_sound_state[3]{};
// video state // video state
tilemap_t * m_fg_tilemap = nullptr; tilemap_t *m_fg_tilemap = nullptr;
struct sprite_info struct sprite_info
{ {
uint16_t ve = 0; // VE0-15 signals for this row uint16_t ve = 0; // VE0-15 signals for this row
uint8_t lst = 0; // LST0-7 signals for this row uint8_t lst = 0; // LST0-7 signals for this row
uint32_t latched[8]{}; // latched pixel data uint32_t latched[8]{}; // latched pixel data
uint8_t plb[8]{}; // latched PLB state uint8_t plb[8]{}; // latched PLB state
uint32_t offset[8]{}; // current offset for this row uint32_t offset[8]{}; // current offset for this row
uint32_t frac[8]{}; // leftover fraction uint32_t frac[8]{}; // leftover fraction
uint32_t step[8]{}; // stepping value uint32_t step[8]{}; // stepping value
}; };
sprite_info m_sprite_info; sprite_info m_sprite_info;
uint8_t pedal_r();
void scanlines_w(uint8_t data); void scanlines_w(uint8_t data);
void digit_w(uint8_t data); void digit_w(uint8_t data);
void videoram_w(offs_t offset, uint8_t data); void videoram_w(offs_t offset, uint8_t data);
@ -131,15 +128,14 @@ private:
required_region_ptr<uint8_t> m_bgcolorrom; required_region_ptr<uint8_t> m_bgcolorrom;
required_ioport_array<2> m_dsw; required_ioport_array<2> m_dsw;
uint8_t m_fchg; uint8_t m_fchg;
uint8_t m_mov; uint8_t m_mov;
uint8_t m_obch; uint8_t m_obch;
uint8_t m_command; uint8_t m_command;
uint8_t m_myship; uint8_t m_myship;
uint8_t m_last_sound_a; uint8_t m_last_sound_a;
uint8_t subcpu_command_r(); uint8_t subcpu_command_r();
uint8_t port_0_r();
uint8_t port_2_r(); uint8_t port_2_r();
uint8_t port_3_r(); uint8_t port_3_r();
void bitmap_w(offs_t offset, uint8_t data); void bitmap_w(offs_t offset, uint8_t data);
@ -180,17 +176,17 @@ protected:
private: private:
required_shared_ptr<uint8_t> m_spriteram; required_shared_ptr<uint8_t> m_spriteram;
uint8_t m_col = 0; uint8_t m_col = 0;
uint8_t m_ply = 0; uint8_t m_ply = 0;
uint8_t m_flip = 0; uint8_t m_flip = 0;
uint8_t m_mdis = 0; uint8_t m_mdis = 0;
uint8_t m_mdir = 0; uint8_t m_mdir = 0;
uint8_t m_tdis = 0; uint8_t m_tdis = 0;
uint8_t m_tdir = 0; uint8_t m_tdir = 0;
uint8_t m_fdis = 0; uint8_t m_fdis = 0;
uint8_t m_fdir = 0; uint8_t m_fdir = 0;
uint8_t m_hdis = 0; uint8_t m_hdis = 0;
uint8_t m_hdir = 0; uint8_t m_hdir = 0;
void ppi0a_w(uint8_t data); void ppi0a_w(uint8_t data);
void ppi0b_w(uint8_t data); void ppi0b_w(uint8_t data);
@ -238,19 +234,19 @@ private:
output_finder<> m_tachometer; output_finder<> m_tachometer;
output_finder<> m_speed; output_finder<> m_speed;
uint8_t m_osel; uint8_t m_osel;
uint8_t m_bsel; uint8_t m_bsel;
uint8_t m_opa; uint8_t m_opa;
uint8_t m_opb; uint8_t m_opb;
uint8_t m_opc; uint8_t m_opc;
uint8_t m_ipa; uint8_t m_ipa;
uint8_t m_ipb; uint8_t m_ipb;
uint8_t m_ipc; uint8_t m_ipc;
uint8_t m_fbpla; uint8_t m_fbpla;
uint8_t m_fbcol; uint8_t m_fbcol;
uint8_t m_collision; uint8_t m_collision;
uint8_t m_last_analog; uint8_t m_last_analog;
uint8_t m_accel; uint8_t m_accel;
uint8_t collision_r(); uint8_t collision_r();
void collision_clear_w(uint8_t data); void collision_clear_w(uint8_t data);
@ -266,7 +262,6 @@ private:
void ppi1c_w(uint8_t data); void ppi1c_w(uint8_t data);
void ppi3c_w(uint8_t data); void ppi3c_w(uint8_t data);
uint8_t analog_r(); uint8_t analog_r();
uint8_t port_0_r();
uint8_t spriteram_r(offs_t offset); uint8_t spriteram_r(offs_t offset);
void spriteram_w(offs_t offset, uint8_t data); void spriteram_w(offs_t offset, uint8_t data);
void palette(palette_device &palette) const; void palette(palette_device &palette) const;

11
src/mame/sega/turbo_v.cpp
View File

@ -509,7 +509,9 @@ uint32_t turbo_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap,
(((~grn >> mx) & 1) << 5) | // A5: CDG (((~grn >> mx) & 1) << 5) | // A5: CDG
(((~blu >> mx) & 1) << 6) | // A6: CDB (((~blu >> mx) & 1) << 6) | // A6: CDB
((m_fbcol & 6) << 6); // A7-A8: COL1-2 ((m_fbcol & 6) << 6); // A7-A8: COL1-2
dest[x + ix] = pr1121[offs];
if (cliprect.contains(x + ix, y))
dest[x + ix] = pr1121[offs];
} }
} }
} }
@ -772,7 +774,9 @@ uint32_t subroc3d_state::screen_update(screen_device &screen, bitmap_ind16 &bitm
offs = (finalbits & 0x0f) | // A0-A3: CD0-CD3 offs = (finalbits & 0x0f) | // A0-A3: CD0-CD3
((mux & 0x08) << 1) | // A4: MUX3 ((mux & 0x08) << 1) | // A4: MUX3
(m_col << 5); // A5-A8: COL0-COL3 (m_col << 5); // A5-A8: COL0-COL3
dest[x + ix] = pr1419[offs];
if (cliprect.contains(x + ix, y))
dest[x + ix] = pr1419[offs];
} }
} }
} }
@ -1000,7 +1004,8 @@ uint32_t buckrog_state::screen_update(screen_device &screen, bitmap_ind16 &bitma
} }
// store the final bits for this pixel // store the final bits for this pixel
dest[x + ix] = palbits; if (cliprect.contains(x + ix, y))
dest[x + ix] = palbits;
} }
} }
} }