static READ16_HANDLER( pkgnshdx_input_r )
{
UINT16 sel = ~realbrk_dsw_select[0];
switch(offset)
{
case 0x00/2: return 0xffff;
case 0x02/2: return input_port_0_word_r(0,0);/*Service buttons*/
/*DSW,same handling as realbrk*/
case 0x04/2:
if (sel & 0x01) return (input_port_1_word_r(0,0) & 0x00ff) << 8; // DSW1 low bits
if (sel & 0x02) return (input_port_2_word_r(0,0) & 0x00ff) << 8; // DSW2 low bits
if (sel & 0x04) return (input_port_3_word_r(0,0) & 0x00ff) << 8; // DSW3 low bits
if (sel & 0x08) return (input_port_4_word_r(0,0) & 0x00ff) << 8; // DSW4 low bits
if (sel & 0x10) return ((input_port_1_word_r(0,0) & 0x0300) << 0) | // DSWs high 2 bits
((input_port_2_word_r(0,0) & 0x0300) << 2) |
((input_port_3_word_r(0,0) & 0x0300) << 4) |
((input_port_4_word_r(0,0) & 0x0300) << 6) ;
return 0xffff;
case 0x06/2: return input_port_6_word_r(0,0);/*Buttons+Handle 2p*/
case 0x08/2: return input_port_5_word_r(0,0);/*Buttons+Handle 1p*/
case 0x0a/2: return 0xffff;
case 0x0c/2: return 0xffff;
case 0x0e/2: return 0xffff;
case 0x10/2: return 0xffff;
case 0x12/2: return 0xffff;
}
return 0xffff;
}
static READ32_HANDLER( superchs_stick_r )
{
int fake = input_port_6_word_r(0,0);
int accel;
if (!(fake &0x10)) /* Analogue steer (the real control method) */
{
steer = input_port_2_word_r(0,0);
}
else /* Digital steer, with smoothing - speed depends on how often stick_r is called */
{
int delta;
int goal = 0x80;
if (fake &0x04) goal = 0xff; /* pressing left */
if (fake &0x08) goal = 0x0; /* pressing right */
if (steer!=goal)
{
delta = goal - steer;
if (steer < goal)
{
if (delta >2) delta = 2;
}
else
{
if (delta < (-2)) delta = -2;
}
steer += delta;
}
}
/* Accelerator is an analogue input but the game treats it as digital (on/off) */
if (input_port_6_word_r(0,0) & 0x1) /* pressing B1 */
accel = 0x0;
else
accel = 0xff;
/* Todo: Verify brake - and figure out other input */
return (steer << 24) | (accel << 16) | (input_port_4_word_r(0,0) << 8) | input_port_5_word_r(0,0);
}
static READ16_HANDLER( pkgnsh_input_r )
{
switch(offset)
{
case 0x00/2: return 0xffff;
case 0x02/2: return 0xffff;
case 0x04/2: return input_port_0_word_r(0,0);/*Service buttons*/
case 0x06/2: return input_port_1_word_r(0,0);/*DIP 2*/
case 0x08/2: return input_port_2_word_r(0,0);/*DIP 1*/
case 0x0a/2: return input_port_3_word_r(0,0);/*DIP 1+2 Hi-Bits*/
case 0x0c/2: return input_port_4_word_r(0,0);/*Handle 1p*/
case 0x0e/2: return input_port_5_word_r(0,0);/*Buttons 1p*/
case 0x10/2: return input_port_6_word_r(0,0);/*Handle 2p*/
case 0x12/2: return input_port_7_word_r(0,0);/*Buttons 2p*/
}
return 0xffff;
}
static READ16_HANDLER( topspeed_input_bypass_r )
{
UINT8 port = TC0220IOC_port_r(0); /* read port number */
int steer = 0;
int analogue_steer = input_port_5_word_r(0,0);
int fake = input_port_6_word_r(0,0);
if (!(fake &0x10)) /* Analogue steer (the real control method) */
{
steer = analogue_steer;
}
else /* Digital steer */
{
if (fake & 0x8) /* pressing down */
steer = 0xff40;
if (fake & 0x2) /* pressing right */
steer = 0x007f;
if (fake & 0x1) /* pressing left */
steer = 0xff80;
/* To allow hiscore input we must let you return to
continuous input type while you press up */
if (fake & 0x4) /* pressing up */
steer = analogue_steer;
}
switch (port)
{
case 0x0c:
return steer &0xff;
case 0x0d:
return steer >> 8;
default:
return TC0220IOC_portreg_r(offset);
}
}
static READ16_HANDLER( othunder_lightgun_r )
{
switch (offset)
{
case 0x00:
return input_port_5_word_r(0,mem_mask); /* P1X */
case 0x01:
return input_port_6_word_r(0,mem_mask); /* P1Y */
case 0x02:
return input_port_7_word_r(0,mem_mask); /* P2X */
case 0x03:
return input_port_8_word_r(0,mem_mask); /* P2Y */
}
//logerror("CPU #0 lightgun_r offset %06x: warning - read unmapped memory address %06x\n",activecpu_get_pc(),offset);
return 0x0;
}
