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source layout cleanup, no code changes

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This commit is contained in:
Michaël Banaan Ananas 2012-07-13 18:08:05 +00:00
parent eb3dbeea73
commit f4896c8cee
3 changed files with 321 additions and 257 deletions
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467
src/mame/drivers/taitojc.c
View File

@ -375,145 +375,20 @@ Notes:
#include "dendego.lh"
#define POLYGON_FIFO_SIZE 100000
/***************************************************************************
READ32_MEMBER(taitojc_state::taitojc_palette_r)
{
return m_palette_ram[offset];
}
maincpu I/O
WRITE32_MEMBER(taitojc_state::taitojc_palette_w)
{
int r, g, b;
UINT32 color;
***************************************************************************/
COMBINE_DATA( m_palette_ram + offset );
color = m_palette_ram[offset];
r = (color >> 8) & 0xff;
g = (color >> 16) & 0xff;
b = (color >> 0) & 0xff;
palette_set_color(machine(),offset, MAKE_RGB(r, g, b));
}
static UINT8 mcu_comm_reg_r(address_space *space, int reg)
{
taitojc_state *state = space->machine().driver_data<taitojc_state>();
UINT8 r = 0;
switch (reg)
{
case 0x03:
{
r = state->m_mcu_data_main;
break;
}
case 0x04:
{
r = state->m_mcu_comm_main | 0x14;
break;
}
default:
{
//mame_printf_debug("hc11_reg_r: %02X at %08X\n", reg, cpu_get_pc(&space->device()));
break;
}
}
return r;
}
static void mcu_comm_reg_w(address_space *space, int reg, UINT8 data)
{
taitojc_state *state = space->machine().driver_data<taitojc_state>();
switch (reg)
{
case 0x00:
{
state->m_mcu_data_hc11 = data;
state->m_mcu_comm_hc11 &= ~0x04;
state->m_mcu_comm_main &= ~0x20;
break;
}
case 0x04:
{
break;
}
default:
{
//mame_printf_debug("hc11_reg_w: %02X, %02X at %08X\n", reg, data, cpu_get_pc(&space->device()));
break;
}
}
}
READ32_MEMBER(taitojc_state::mcu_comm_r)
{
UINT32 r = 0;
int reg = offset * 4;
if (ACCESSING_BITS_24_31)
{
r |= mcu_comm_reg_r(&space, reg + 0) << 24;
}
if (ACCESSING_BITS_16_23)
{
r |= mcu_comm_reg_r(&space, reg + 1) << 16;
}
if (ACCESSING_BITS_8_15)
{
r |= mcu_comm_reg_r(&space, reg + 2) << 8;
}
if (ACCESSING_BITS_0_7)
{
r |= mcu_comm_reg_r(&space, reg + 3) << 0;
}
return r;
}
WRITE32_MEMBER(taitojc_state::mcu_comm_w)
{
int reg = offset * 4;
if (ACCESSING_BITS_24_31)
{
mcu_comm_reg_w(&space, reg + 0, (data >> 24) & 0xff);
}
if (ACCESSING_BITS_16_23)
{
mcu_comm_reg_w(&space, reg + 1, (data >> 16) & 0xff);
}
if (ACCESSING_BITS_8_15)
{
mcu_comm_reg_w(&space, reg + 2, (data >> 8) & 0xff);
}
if (ACCESSING_BITS_0_7)
{
mcu_comm_reg_w(&space, reg + 3, (data >> 0) & 0xff);
}
}
READ8_MEMBER(taitojc_state::jc_pcbid_r)
{
static const char pcb_id[0x40] =
{ "Needs proper PCB ID here!"};
return pcb_id[offset];
}
#define DEBUG_DSP 0
#define DEBUG_BLOCK_MOVES 0
READ32_MEMBER(taitojc_state::dsp_shared_r)
{
return m_dsp_shared_ram[offset] << 16;
}
#define DEBUG_DSP 0
#define DEBUG_BLOCK_MOVES 0
#if DEBUG_DSP
static void debug_dsp_command(running_machine &machine)
@ -643,7 +518,7 @@ static void debug_dsp_command(running_machine &machine)
printf("\n");
}
#endif
#endif // DEBUG_DSP
WRITE32_MEMBER(taitojc_state::dsp_shared_w)
{
@ -696,6 +571,109 @@ WRITE32_MEMBER(taitojc_state::dsp_shared_w)
}
}
static UINT8 mcu_comm_reg_r(address_space *space, int reg)
{
taitojc_state *state = space->machine().driver_data<taitojc_state>();
UINT8 r = 0;
switch (reg)
{
case 0x03:
{
r = state->m_mcu_data_main;
break;
}
case 0x04:
{
r = state->m_mcu_comm_main | 0x14;
break;
}
default:
{
//mame_printf_debug("hc11_reg_r: %02X at %08X\n", reg, cpu_get_pc(&space->device()));
break;
}
}
return r;
}
static void mcu_comm_reg_w(address_space *space, int reg, UINT8 data)
{
taitojc_state *state = space->machine().driver_data<taitojc_state>();
switch (reg)
{
case 0x00:
{
state->m_mcu_data_hc11 = data;
state->m_mcu_comm_hc11 &= ~0x04;
state->m_mcu_comm_main &= ~0x20;
break;
}
case 0x04:
{
break;
}
default:
{
//mame_printf_debug("hc11_reg_w: %02X, %02X at %08X\n", reg, data, cpu_get_pc(&space->device()));
break;
}
}
}
READ32_MEMBER(taitojc_state::mcu_comm_r)
{
UINT32 r = 0;
int reg = offset * 4;
if (ACCESSING_BITS_24_31)
{
r |= mcu_comm_reg_r(&space, reg + 0) << 24;
}
if (ACCESSING_BITS_16_23)
{
r |= mcu_comm_reg_r(&space, reg + 1) << 16;
}
if (ACCESSING_BITS_8_15)
{
r |= mcu_comm_reg_r(&space, reg + 2) << 8;
}
if (ACCESSING_BITS_0_7)
{
r |= mcu_comm_reg_r(&space, reg + 3) << 0;
}
return r;
}
WRITE32_MEMBER(taitojc_state::mcu_comm_w)
{
int reg = offset * 4;
if (ACCESSING_BITS_24_31)
{
mcu_comm_reg_w(&space, reg + 0, (data >> 24) & 0xff);
}
if (ACCESSING_BITS_16_23)
{
mcu_comm_reg_w(&space, reg + 1, (data >> 16) & 0xff);
}
if (ACCESSING_BITS_8_15)
{
mcu_comm_reg_w(&space, reg + 2, (data >> 8) & 0xff);
}
if (ACCESSING_BITS_0_7)
{
mcu_comm_reg_w(&space, reg + 3, (data >> 0) & 0xff);
}
}
READ32_MEMBER(taitojc_state::snd_share_r)
{
switch (offset & 3)
@ -723,6 +701,25 @@ WRITE32_MEMBER(taitojc_state::snd_share_w)
}
}
READ8_MEMBER(taitojc_state::jc_pcbid_r)
{
static const char pcb_id[0x40] =
{ "Needs proper PCB ID here!"};
return pcb_id[offset];
}
/*
Some games (Dangerous Curves, Side by Side, Side by Side 2) were released as Twin cabinets,
allowing 2 players to compete eachother.
Not emulated yet...
*/
READ32_MEMBER(taitojc_state::jc_lan_r)
{
return 0xffffffff;
@ -788,7 +785,13 @@ static ADDRESS_MAP_START( dendego_map, AS_PROGRAM, 32, taitojc_state )
ADDRESS_MAP_END
/*****************************************************************************/
/***************************************************************************
MCU I/O
***************************************************************************/
READ8_MEMBER(taitojc_state::hc11_comm_r)
{
@ -799,6 +802,18 @@ WRITE8_MEMBER(taitojc_state::hc11_comm_w)
{
}
READ8_MEMBER(taitojc_state::hc11_data_r)
{
m_mcu_comm_hc11 |= 0x04;
m_mcu_comm_main |= 0x20;
return m_mcu_data_hc11;
}
WRITE8_MEMBER(taitojc_state::hc11_data_w)
{
m_mcu_data_main = data;
}
READ8_MEMBER(taitojc_state::hc11_output_r)
{
return m_mcu_output;
@ -831,18 +846,6 @@ WRITE8_MEMBER(taitojc_state::hc11_output_w)
m_mcu_output = data;
}
READ8_MEMBER(taitojc_state::hc11_data_r)
{
m_mcu_comm_hc11 |= 0x04;
m_mcu_comm_main |= 0x20;
return m_mcu_data_hc11;
}
WRITE8_MEMBER(taitojc_state::hc11_data_w)
{
m_mcu_data_main = data;
}
READ8_MEMBER(taitojc_state::hc11_analog_r)
{
static const char *const portnames[] = { "ANALOG1", "ANALOG2", "ANALOG3", "ANALOG4",
@ -865,7 +868,74 @@ static ADDRESS_MAP_START( hc11_io_map, AS_IO, 8, taitojc_state )
AM_RANGE(MC68HC11_IO_AD0, MC68HC11_IO_AD7 ) AM_READ(hc11_analog_r)
ADDRESS_MAP_END
/*****************************************************************************/
/***************************************************************************
DSP I/O
***************************************************************************/
/*
Math co-processor memory map
0x7000: Projection point Y
0x7001: Projection point X
0x7002: Projection point Z
0x7003: Frustum Min Z(?)
0x7004: Frustum Max Z(?)
0x7010: Line intersection, parameter length
0x7011: Line intersection, intersection point
0x7012: Line intersection, line length
0x7013: Viewport Width / 2
0x7014: Viewport Height / 2
0x7015: Viewport Z / 2 (?)
0x701b: Line intersection, parameter interpolation read
0x701d: Projected point Y read
0x701f: Projected point X read
0x7022: Unknown read
0x7030: Unknown write
0x703b: Unknown read/write
*/
WRITE16_MEMBER(taitojc_state::dsp_math_projection_w)
{
m_projection_data[offset] = data;
}
WRITE16_MEMBER(taitojc_state::dsp_math_viewport_w)
{
m_viewport_data[offset] = data;
}
READ16_MEMBER(taitojc_state::dsp_math_projection_y_r)
{
return (m_projection_data[2] != 0) ? (m_projection_data[0] * m_viewport_data[0]) / m_projection_data[2] : 0;
}
READ16_MEMBER(taitojc_state::dsp_math_projection_x_r)
{
return (m_projection_data[2] != 0) ? (m_projection_data[1] * m_viewport_data[1]) / m_projection_data[2] : 0;
}
WRITE16_MEMBER(taitojc_state::dsp_math_intersection_w)
{
m_intersection_data[offset] = data;
}
READ16_MEMBER(taitojc_state::dsp_math_intersection_r)
{
return (m_intersection_data[2] != 0) ? (m_intersection_data[0] * m_intersection_data[1]) / m_intersection_data[2] : 0;
}
READ16_MEMBER(taitojc_state::dsp_math_unk_r)
{
return 0x7fff;
}
/**************************************************************************/
READ16_MEMBER(taitojc_state::dsp_rom_r)
{
@ -889,6 +959,7 @@ WRITE16_MEMBER(taitojc_state::dsp_rom_w)
}
}
WRITE16_MEMBER(taitojc_state::dsp_texture_w)
{
int index;
@ -923,43 +994,17 @@ WRITE16_MEMBER(taitojc_state::dsp_texaddr_w)
m_dsp_tex_offset = 0;
}
WRITE16_MEMBER(taitojc_state::dsp_polygon_fifo_w)
{
m_polygon_fifo[m_polygon_fifo_ptr++] = data;
if (m_polygon_fifo_ptr >= POLYGON_FIFO_SIZE)
if (m_polygon_fifo_ptr >= TAITOJC_POLYGON_FIFO_SIZE)
{
fatalerror("dsp_polygon_fifo_w: fifo overflow!\n");
}
}
READ16_MEMBER(taitojc_state::dsp_unk_r)
{
return 0x7fff;
}
WRITE16_MEMBER(taitojc_state::dsp_viewport_w)
{
m_viewport_data[offset] = data;
}
WRITE16_MEMBER(taitojc_state::dsp_projection_w)
{
m_projection_data[offset] = data;
}
READ16_MEMBER(taitojc_state::dsp_projection_y_r)
{
return (m_projection_data[2] != 0) ? (m_projection_data[0] * m_viewport_data[0]) / m_projection_data[2] : 0;
}
READ16_MEMBER(taitojc_state::dsp_projection_x_r)
{
return (m_projection_data[2] != 0) ? (m_projection_data[1] * m_viewport_data[1]) / m_projection_data[2] : 0;
}
WRITE16_MEMBER(taitojc_state::dsp_unk2_w)
{
if (offset == 0)
@ -971,37 +1016,6 @@ WRITE16_MEMBER(taitojc_state::dsp_unk2_w)
}
}
WRITE16_MEMBER(taitojc_state::dsp_intersection_w)
{
m_intersection_data[offset] = data;
}
READ16_MEMBER(taitojc_state::dsp_intersection_r)
{
return (m_intersection_data[2] != 0) ? (m_intersection_data[0] * m_intersection_data[1]) / m_intersection_data[2] : 0;
}
/*
Math co-processor memory map
0x7000: Projection point Y
0x7001: Projection point X
0x7002: Projection point Z
0x7003: Frustum Min Z(?)
0x7004: Frustum Max Z(?)
0x7010: Line intersection, parameter length
0x7011: Line intersection, intersection point
0x7012: Line intersection, line length
0x7013: Viewport Width / 2
0x7014: Viewport Height / 2
0x7015: Viewport Z / 2 (?)
0x701b: Line intersection, parameter interpolation read
0x701d: Projected point Y read
0x701f: Projected point X read
0x7022: Unknown read
0x7030: Unknown write
0x703b: Unknown read/write
*/
READ16_MEMBER(taitojc_state::dsp_to_main_r)
{
@ -1026,20 +1040,26 @@ static ADDRESS_MAP_START( tms_data_map, AS_DATA, 16, taitojc_state )
AM_RANGE(0x6b22, 0x6b22) AM_WRITE(dsp_texture_w)
AM_RANGE(0x6b23, 0x6b23) AM_READWRITE(dsp_texaddr_r, dsp_texaddr_w)
AM_RANGE(0x6c00, 0x6c01) AM_READWRITE(dsp_rom_r, dsp_rom_w)
AM_RANGE(0x7000, 0x7002) AM_WRITE(dsp_projection_w)
AM_RANGE(0x7010, 0x7012) AM_WRITE(dsp_intersection_w)
AM_RANGE(0x7013, 0x7015) AM_WRITE(dsp_viewport_w)
AM_RANGE(0x701b, 0x701b) AM_READ(dsp_intersection_r)
AM_RANGE(0x701d, 0x701d) AM_READ(dsp_projection_y_r)
AM_RANGE(0x701f, 0x701f) AM_READ(dsp_projection_x_r)
AM_RANGE(0x7022, 0x7022) AM_READ(dsp_unk_r)
AM_RANGE(0x7000, 0x7002) AM_WRITE(dsp_math_projection_w)
AM_RANGE(0x7010, 0x7012) AM_WRITE(dsp_math_intersection_w)
AM_RANGE(0x7013, 0x7015) AM_WRITE(dsp_math_viewport_w)
AM_RANGE(0x701b, 0x701b) AM_READ(dsp_math_intersection_r)
AM_RANGE(0x701d, 0x701d) AM_READ(dsp_math_projection_y_r)
AM_RANGE(0x701f, 0x701f) AM_READ(dsp_math_projection_x_r)
AM_RANGE(0x7022, 0x7022) AM_READ(dsp_math_unk_r)
AM_RANGE(0x7ffe, 0x7ffe) AM_READWRITE(dsp_to_main_r,dsp_to_main_w)
AM_RANGE(0x7800, 0x7fff) AM_RAM AM_SHARE("dsp_shared")
AM_RANGE(0x8000, 0xffff) AM_RAM
ADDRESS_MAP_END
/*****************************************************************************/
/***************************************************************************
Inputs
***************************************************************************/
static INPUT_PORTS_START( common )
PORT_START("SERVICE")
@ -1178,6 +1198,12 @@ INPUT_PORTS_END
/***************************************************************************
Machine Config
***************************************************************************/
static MACHINE_RESET( taitojc )
{
taitojc_state *state = machine.driver_data<taitojc_state>();
@ -1222,7 +1248,6 @@ static const hc11_config taitojc_hc11_config =
0x00 // INIT defaults to 0x00
};
static MACHINE_CONFIG_START( taitojc, taitojc_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", M68040, 25000000)
@ -1277,6 +1302,15 @@ static MACHINE_CONFIG_DERIVED( dendego, taitojc )
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "subwoofer", 0.20)
MACHINE_CONFIG_END
/***************************************************************************
Game Drivers
***************************************************************************/
READ16_MEMBER(taitojc_state::taitojc_dsp_idle_skip_r)
{
if(cpu_get_pc(&space.device())==0x404c)
@ -1298,11 +1332,12 @@ WRITE16_MEMBER(taitojc_state::dsp_idle_skip_w)
COMBINE_DATA(&m_dsp_shared_ram[0x7f0]);
}
static DRIVER_INIT( taitojc )
{
taitojc_state *state = machine.driver_data<taitojc_state>();
state->m_polygon_fifo = auto_alloc_array(machine, UINT16, POLYGON_FIFO_SIZE);
state->m_polygon_fifo = auto_alloc_array(machine, UINT16, TAITOJC_POLYGON_FIFO_SIZE);
state->m_has_dsp_hack = 1;
@ -1318,7 +1353,6 @@ static DRIVER_INIT( dendego2 )
machine.device("dsp")->memory().space(AS_DATA)->install_readwrite_handler(0x7ff0, 0x7ff0, read16_delegate(FUNC(taitojc_state::dendego2_dsp_idle_skip_r),state), write16_delegate(FUNC(taitojc_state::dsp_idle_skip_w),state));
}
static DRIVER_INIT( dangcurv )
{
taitojc_state *state = machine.driver_data<taitojc_state>();
@ -1328,6 +1362,9 @@ static DRIVER_INIT( dangcurv )
state->m_has_dsp_hack = 0;
}
/**************************************************************************/
ROM_START( sidebs )
ROM_REGION(0x200000, "maincpu", 0) /* 68040 code */
ROM_LOAD32_BYTE( "e23-19.ic36", 0x000000, 0x80000, CRC(7b75481b) SHA1(47332e045f92b31e4f35c38e6880a7287b9a5c2c) )

32
src/mame/includes/taitojc.h
View File

@ -1,5 +1,8 @@
#include "video/poly.h"
#define TAITOJC_POLYGON_FIFO_SIZE 100000
class taitojc_state : public driver_device
{
public:
@ -74,19 +77,18 @@ public:
int m_speed_meter;
int m_brake_meter;
DECLARE_READ32_MEMBER(taitojc_palette_r);
DECLARE_WRITE32_MEMBER(taitojc_palette_w);
DECLARE_READ32_MEMBER(mcu_comm_r);
DECLARE_WRITE32_MEMBER(mcu_comm_w);
DECLARE_READ8_MEMBER(jc_pcbid_r);
DECLARE_READ32_MEMBER(dsp_shared_r);
DECLARE_WRITE32_MEMBER(dsp_shared_w);
DECLARE_READ32_MEMBER(snd_share_r);
DECLARE_WRITE32_MEMBER(snd_share_w);
DECLARE_WRITE8_MEMBER(dendego_speedmeter_w);
DECLARE_WRITE8_MEMBER(dendego_brakemeter_w);
DECLARE_READ8_MEMBER(jc_pcbid_r);
DECLARE_READ32_MEMBER(jc_lan_r);
DECLARE_WRITE32_MEMBER(jc_lan_w);
DECLARE_WRITE8_MEMBER(dendego_speedmeter_w);
DECLARE_WRITE8_MEMBER(dendego_brakemeter_w);
DECLARE_READ8_MEMBER(hc11_comm_r);
DECLARE_WRITE8_MEMBER(hc11_comm_w);
DECLARE_WRITE8_MEMBER(hc11_output_w);
@ -94,25 +96,31 @@ public:
DECLARE_READ8_MEMBER(hc11_output_r);
DECLARE_WRITE8_MEMBER(hc11_data_w);
DECLARE_READ8_MEMBER(hc11_analog_r);
DECLARE_READ16_MEMBER(dsp_rom_r);
DECLARE_WRITE16_MEMBER(dsp_rom_w);
DECLARE_WRITE16_MEMBER(dsp_texture_w);
DECLARE_READ16_MEMBER(dsp_texaddr_r);
DECLARE_WRITE16_MEMBER(dsp_texaddr_w);
DECLARE_WRITE16_MEMBER(dsp_polygon_fifo_w);
DECLARE_READ16_MEMBER(dsp_unk_r);
DECLARE_WRITE16_MEMBER(dsp_viewport_w);
DECLARE_WRITE16_MEMBER(dsp_projection_w);
DECLARE_READ16_MEMBER(dsp_projection_y_r);
DECLARE_READ16_MEMBER(dsp_projection_x_r);
DECLARE_WRITE16_MEMBER(dsp_unk2_w);
DECLARE_WRITE16_MEMBER(dsp_intersection_w);
DECLARE_READ16_MEMBER(dsp_intersection_r);
DECLARE_READ16_MEMBER(dsp_to_main_r);
DECLARE_WRITE16_MEMBER(dsp_to_main_w);
DECLARE_WRITE16_MEMBER(dsp_math_viewport_w);
DECLARE_WRITE16_MEMBER(dsp_math_projection_w);
DECLARE_READ16_MEMBER(dsp_math_projection_y_r);
DECLARE_READ16_MEMBER(dsp_math_projection_x_r);
DECLARE_WRITE16_MEMBER(dsp_math_intersection_w);
DECLARE_READ16_MEMBER(dsp_math_intersection_r);
DECLARE_READ16_MEMBER(dsp_math_unk_r);
DECLARE_READ16_MEMBER(taitojc_dsp_idle_skip_r);
DECLARE_READ16_MEMBER(dendego2_dsp_idle_skip_r);
DECLARE_WRITE16_MEMBER(dsp_idle_skip_w);
DECLARE_READ32_MEMBER(taitojc_palette_r);
DECLARE_WRITE32_MEMBER(taitojc_palette_w);
DECLARE_READ32_MEMBER(taitojc_tile_r);
DECLARE_READ32_MEMBER(taitojc_char_r);
DECLARE_WRITE32_MEMBER(taitojc_tile_w);

79
src/mame/video/taitojc.c
View File

@ -15,13 +15,10 @@ struct _poly_extra_data
};
#define TAITOJC_NUM_TILES 0x80
static const gfx_layout taitojc_char_layout =
{
16,16,
TAITOJC_NUM_TILES,
0x80,
4,
{ 0,1,2,3 },
{ 24,28,16,20,8,12,0,4, 56,60,48,52,40,44,32,36 },
@ -39,6 +36,26 @@ static TILE_GET_INFO( taitojc_tile_info )
SET_TILE_INFO(state->m_gfx_index, tile, color, 0);
}
READ32_MEMBER(taitojc_state::taitojc_palette_r)
{
return m_palette_ram[offset];
}
WRITE32_MEMBER(taitojc_state::taitojc_palette_w)
{
int r, g, b;
UINT32 color;
COMBINE_DATA( m_palette_ram + offset );
color = m_palette_ram[offset];
r = (color >> 8) & 0xff;
g = (color >> 16) & 0xff;
b = (color >> 0) & 0xff;
palette_set_color(machine(),offset, MAKE_RGB(r, g, b));
}
READ32_MEMBER(taitojc_state::taitojc_tile_r)
{
return m_tile_ram[offset];
@ -244,6 +261,34 @@ static void draw_object(running_machine &machine, bitmap_ind16 &bitmap, const re
}
}
static void draw_object_bank(running_machine &machine, bitmap_ind16 &bitmap, const rectangle &cliprect, UINT8 bank_type, UINT8 pri)
{
taitojc_state *state = machine.driver_data<taitojc_state>();
UINT16 start_offs;
// UINT8 double_xy;
int i;
start_offs = ((bank_type+1)*0x400)/4;
// double_xy = (state->m_objlist[(0xd1c+bank_type*0x10)/4] & 0x20000000) >> 29;
/* probably a core bug in there (otherwise objects sticks on screen in Densha de Go) */
if(bank_type == 1 && (!(state->m_objlist[0xfc4/4] & 0x2000)))
return;
for (i=start_offs-2; i >= (start_offs-0x400/4); i-=2)
{
UINT32 w1 = state->m_objlist[i + 0];
UINT32 w2 = state->m_objlist[i + 1];
if (((w2 & 0x200000) >> 21) == pri)
{
draw_object(machine, bitmap, cliprect, w1, w2, bank_type);
}
}
}
static void taitojc_exit(running_machine &machine)
{
taitojc_state *state = machine.driver_data<taitojc_state>();
@ -280,32 +325,6 @@ VIDEO_START( taitojc )
machine.primary_screen->register_screen_bitmap(state->m_zbuffer);
}
static void draw_object_bank(running_machine &machine, bitmap_ind16 &bitmap, const rectangle &cliprect, UINT8 bank_type, UINT8 pri)
{
taitojc_state *state = machine.driver_data<taitojc_state>();
UINT16 start_offs;
// UINT8 double_xy;
int i;
start_offs = ((bank_type+1)*0x400)/4;
// double_xy = (state->m_objlist[(0xd1c+bank_type*0x10)/4] & 0x20000000) >> 29;
/* probably a core bug in there (otherwise objects sticks on screen in Densha de Go) */
if(bank_type == 1 && (!(state->m_objlist[0xfc4/4] & 0x2000)))
return;
for (i=start_offs-2; i >= (start_offs-0x400/4); i-=2)
{
UINT32 w1 = state->m_objlist[i + 0];
UINT32 w2 = state->m_objlist[i + 1];
if (((w2 & 0x200000) >> 21) == pri)
{
draw_object(machine, bitmap, cliprect, w1, w2, bank_type);
}
}
}
//static int tick = 0;
SCREEN_UPDATE_IND16( taitojc )
{