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hng64: implemented dynamic visible area [Angelo Salese]

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This commit is contained in:
Angelo Salese 2009-11-28 15:54:30 +00:00
parent c682f844d4
commit 723bf8dfe3
1 changed files with 44 additions and 25 deletions
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63
src/mame/drivers/hng64.c
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@ -1,6 +1,6 @@
/* Hyper NeoGeo 64
Driver by David Haywood, ElSemi, and Andrew Gardner.
Driver by David Haywood, ElSemi, Andrew Gardner and Angelo Salese
Rasterizing code provided in part by Andrew Zaferakis.
@ -733,7 +733,16 @@ static READ32_HANDLER( shoot_io_r )
else
return 0x000;
}
case 0x010: return input_port_read(space->machine, "D_IN");
case 0x010:
{
static UINT32 p1_trig;
/* quick kludge for use the input test items */
if(input_port_read(space->machine, "D_IN") & 0x01000000)
p1_trig = mame_rand(space->machine) & 0x01000000;
return (input_port_read(space->machine, "D_IN") & ~0x01000000) | (p1_trig);
}
case 0x018:
{
UINT8 p1_x, p1_y, p2_x, p2_y;
@ -783,7 +792,7 @@ static READ32_HANDLER( racing_io_r )
static READ32_HANDLER( hng64_dualport_r )
{
// printf("dualport R %08x %08x (PC=%08x)\n", offset*4, hng64_dualport[offset], cpu_get_pc(space->cpu));
printf("dualport R %08x %08x (PC=%08x)\n", offset*4, hng64_dualport[offset], cpu_get_pc(space->cpu));
/*
command table:
@ -809,9 +818,19 @@ static READ32_HANDLER( hng64_dualport_r )
return hng64_dualport[offset];
}
/*
Beast Busters 2 outputs (all at offset == 0x1c):
0x00000001 start #1
0x00000002 start #2
0x00000004 start #3
0x00001000 gun #1
0x00002000 gun #2
0x00004000 gun #3
*/
static WRITE32_HANDLER( hng64_dualport_w )
{
// printf("dualport WRITE %08x %08x (PC=%08x)\n", offset*4, hng64_dualport[offset], cpu_get_pc(space->cpu));
printf("dualport WRITE %08x %08x (PC=%08x)\n", offset*4, hng64_dualport[offset], cpu_get_pc(space->cpu));
COMBINE_DATA (&hng64_dualport[offset]);
}
@ -894,25 +913,26 @@ WRITE32_HANDLER( activate_3d_buffer )
static WRITE32_HANDLER( tcram_w )
{
COMBINE_DATA (&hng64_tcram[offset]) ;
// mame_printf_debug("Q1 W : %.8x %.8x\n", offset, hng64_tcram[offset]) ;
/*
if (offset == 0x00000007)
if(offset == 0x02)
{
sprintf(writeString, "%.8x ", hng64_tcram[offset]) ;
}
static UINT16 min_x,min_y,max_x,max_y;
rectangle visarea = *video_screen_get_visible_area(space->machine->primary_screen);
if (offset == 0x0000000a)
{
sprintf(writeString, "%s %.8x ", writeString, hng64_tcram[offset]) ;
}
min_x = (hng64_tcram[1] & 0xffff0000) >> 16;
min_y = (hng64_tcram[1] & 0x0000ffff) >> 0;
max_x = (hng64_tcram[2] & 0xffff0000) >> 16;
max_y = (hng64_tcram[2] & 0x0000ffff) >> 0;
if (offset == 0x0000000b)
{
sprintf(writeString, "%s %.8x ", writeString, hng64_tcram[offset]) ;
// _("%s", writeString) ;
if(max_x == 0 || max_y == 0) //bail out if values are invalid
return;
visarea.min_x = min_x;
visarea.max_x = min_x + max_x - 1;
visarea.min_y = min_y;
visarea.max_y = min_y + max_y - 1;
video_screen_configure(space->machine->primary_screen, 0x200, 0x1c0, &visarea, video_screen_get_frame_period(space->machine->primary_screen).attoseconds );
}
*/
}
static READ32_HANDLER( tcram_r )
@ -1401,9 +1421,8 @@ static INPUT_PORTS_START( hng64 )
PORT_BIT( 0x10000000, IP_ACTIVE_HIGH, IPT_UNKNOWN )
PORT_BIT( 0x20000000, IP_ACTIVE_HIGH, IPT_UNKNOWN )
PORT_BIT( 0x40000000, IP_ACTIVE_HIGH, IPT_UNKNOWN )
PORT_DIPNAME( 0x80000000, 0x00000000, "TST" )
PORT_DIPSETTING( 0x00000000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x80000000, DEF_STR( On ) )
PORT_BIT( 0x80000000, IP_ACTIVE_HIGH, IPT_SERVICE )
PORT_START("P1_P2")
PORT_BIT( 0x00000001, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_PLAYER(2)
@ -1822,7 +1841,7 @@ static MACHINE_DRIVER_START( hng64 )
MDRV_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) //not accurate
MDRV_SCREEN_FORMAT(BITMAP_FORMAT_RGB32)
MDRV_SCREEN_SIZE(1024, 1024)
MDRV_SCREEN_VISIBLE_AREA(0, 511, 16, 447)
MDRV_SCREEN_VISIBLE_AREA(0, 0x200-1, 0, 0x1c0-1)
MDRV_PALETTE_LENGTH(0x1000)