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author Olivier Galibert <galibert@pobox.com>2014-04-05 17:39:17 +0000
committer Olivier Galibert <galibert@pobox.com>2014-04-05 17:39:17 +0000
commitbce40262a19f845017cabda860697bbf7d6474f8 (patch)
tree33bb7618cfed2eae701a0605271395a36da5d168 /src/mame/drivers/namcos23.c
parent6cc53429254eba77f63573e001b53207947c840f (diff)
timecrs2: Fix gunsight [O. Galibert]
Diffstat (limited to 'src/mame/drivers/namcos23.c')
-rw-r--r--src/mame/drivers/namcos23.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/src/mame/drivers/namcos23.c b/src/mame/drivers/namcos23.c
index 1556be3d998..03fb887d84a 100644
--- a/src/mame/drivers/namcos23.c
+++ b/src/mame/drivers/namcos23.c
@@ -1497,7 +1497,7 @@ public:
DECLARE_WRITE16_MEMBER(iob_p4_w);
DECLARE_READ16_MEMBER(iob_p6_r);
DECLARE_WRITE16_MEMBER(iob_p6_w);
- DECLARE_READ16_MEMBER(iob_gun_r);
+ DECLARE_READ8_MEMBER(iob_gun_r);
DECLARE_READ16_MEMBER(iob_analog_r);
DECLARE_DRIVER_INIT(s23);
TILE_GET_INFO_MEMBER(TextTilemapGetInfo);
@@ -2985,7 +2985,7 @@ ADDRESS_MAP_END
// Time Crisis lightgun
-READ16_MEMBER(namcos23_state::iob_gun_r)
+READ8_MEMBER(namcos23_state::iob_gun_r)
{
UINT16 xpos = m_lightx->read();
UINT16 ypos = m_lighty->read();
@@ -2993,17 +2993,19 @@ READ16_MEMBER(namcos23_state::iob_gun_r)
switch(offset)
{
- case 0: return xpos;
- case 1: return ypos;
- case 2: return ypos;
- default: break;
+ case 0: return xpos&0xff;
+ case 1: return ypos&0xff;
+ case 2: return ypos&0xff;
+ case 3: return xpos>>8;
+ case 4: return ypos>>8;
+ case 5: return ypos>>8;
}
return 0;
}
static ADDRESS_MAP_START( timecrs2iobrdmap, AS_PROGRAM, 16, namcos23_state )
- AM_RANGE(0x7000, 0x700f) AM_READ(iob_gun_r)
+ AM_RANGE(0x7000, 0x700f) AM_READ8(iob_gun_r, 0xffff)
AM_IMPORT_FROM( s23iobrdmap )
ADDRESS_MAP_END