summaryrefslogtreecommitdiffstatshomepage
path: root/src/mess/drivers/cnsector.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mess/drivers/cnsector.c')
-rw-r--r--src/mess/drivers/cnsector.c22
1 files changed, 11 insertions, 11 deletions
diff --git a/src/mess/drivers/cnsector.c b/src/mess/drivers/cnsector.c
index a62a581b89c..b76f85a3358 100644
--- a/src/mess/drivers/cnsector.c
+++ b/src/mess/drivers/cnsector.c
@@ -4,7 +4,7 @@
Parker Brothers Code Name: Sector
* MP0905BNL ZA0379 (die labeled 0970F-05B)
-
+
This is a tabletop submarine pursuit game. A grid board and small toy
boats are used to remember your locations (a Paint app should be ok too).
Refer to the official manual for more information, it is not a simple game.
@@ -69,30 +69,30 @@ public:
void cnsector_state::leds_update()
{
UINT16 active_state[0x10];
-
+
for (int i = 0; i < 0x10; i++)
{
active_state[i] = 0;
-
+
for (int j = 0; j < 0x10; j++)
{
int di = j << 4 | i;
-
+
// turn on powered leds
if (m_leds_state[i] >> j & 1)
m_leds_decay[di] = LEDS_DECAY_TIME;
-
+
// determine active state
int ds = (m_leds_decay[di] != 0) ? 1 : 0;
active_state[i] |= (ds << j);
}
}
-
+
// on difference, send to output
for (int i = 0; i < 0x10; i++)
if (m_leds_cache[i] != active_state[i])
output_set_digit_value(i, active_state[i]);
-
+
memcpy(m_leds_cache, active_state, sizeof(m_leds_cache));
}
@@ -102,7 +102,7 @@ TIMER_DEVICE_CALLBACK_MEMBER(cnsector_state::leds_decay_tick)
for (int i = 0; i < 0x100; i++)
if (!(m_leds_state[i & 0xf] >> (i>>4) & 1) && m_leds_decay[i])
m_leds_decay[i]--;
-
+
leds_update();
}
@@ -122,7 +122,7 @@ READ8_MEMBER(cnsector_state::read_k)
for (int i = 0; i < 5; i++)
if (m_o >> i & 1)
k |= m_button_matrix[i]->read();
-
+
return k;
}
@@ -201,7 +201,7 @@ void cnsector_state::machine_start()
memset(m_leds_decay, 0, sizeof(m_leds_decay));
m_o = 0;
-
+
// register for savestates
save_item(NAME(m_leds_state));
save_item(NAME(m_leds_cache));
@@ -218,7 +218,7 @@ static MACHINE_CONFIG_START( cnsector, cnsector_state )
MCFG_TMS1XXX_READ_K_CB(READ8(cnsector_state, read_k))
MCFG_TMS1XXX_WRITE_O_CB(WRITE16(cnsector_state, write_o))
MCFG_TMS1XXX_WRITE_R_CB(WRITE16(cnsector_state, write_r))
-
+
MCFG_TIMER_DRIVER_ADD_PERIODIC("leds_decay", cnsector_state, leds_decay_tick, attotime::from_msec(10))
MCFG_DEFAULT_LAYOUT(layout_cnsector)