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Diffstat (limited to 'src/mame/audio/scramble.cpp')
-rw-r--r--src/mame/audio/scramble.cpp9
1 files changed, 3 insertions, 6 deletions
diff --git a/src/mame/audio/scramble.cpp b/src/mame/audio/scramble.cpp
index 24ad43ec1f8..03682cfac40 100644
--- a/src/mame/audio/scramble.cpp
+++ b/src/mame/audio/scramble.cpp
@@ -128,16 +128,13 @@ READ8_MEMBER( scramble_state::hotshock_soundlatch_r )
static void filter_w(device_t *device, int data)
{
- int C;
-
-
- C = 0;
+ int C = 0;
if (data & 1)
C += 220000; /* 220000pF = 0.220uF */
if (data & 2)
C += 47000; /* 47000pF = 0.047uF */
- if (device != nullptr)
- dynamic_cast<filter_rc_device*>(device)->filter_rc_set_RC(FLT_RC_LOWPASS, 1000, 5100, 0, CAP_P(C));
+ if (device)
+ downcast<filter_rc_device*>(device)->filter_rc_set_RC(filter_rc_device::LOWPASS, 1000, 5100, 0, CAP_P(C));
}
WRITE8_MEMBER(scramble_state::scramble_filter_w)