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Diffstat (limited to 'src/devices/sound/astrocde.cpp')
-rw-r--r--src/devices/sound/astrocde.cpp11
1 files changed, 5 insertions, 6 deletions
diff --git a/src/devices/sound/astrocde.cpp b/src/devices/sound/astrocde.cpp
index e29b6f31617..be7b8a7946b 100644
--- a/src/devices/sound/astrocde.cpp
+++ b/src/devices/sound/astrocde.cpp
@@ -115,9 +115,8 @@ void astrocade_io_device::device_start()
// sound_stream_update - handle a stream update
//-------------------------------------------------
-void astrocade_io_device::sound_stream_update(sound_stream &stream, std::vector<read_stream_view> const &inputs, std::vector<write_stream_view> &outputs)
+void astrocade_io_device::sound_stream_update(sound_stream &stream)
{
- auto &dest = outputs[0];
uint16_t noise_state;
uint8_t master_count;
uint8_t noise_clock;
@@ -129,14 +128,14 @@ void astrocade_io_device::sound_stream_update(sound_stream &stream, std::vector<
/* loop over samples */
int samples_this_time;
- constexpr stream_buffer::sample_t sample_scale = 1.0f / 60.0f;
- for (int sampindex = 0; sampindex < dest.samples(); sampindex += samples_this_time)
+ constexpr sound_stream::sample_t sample_scale = 1.0f / 60.0f;
+ for (int sampindex = 0; sampindex < stream.samples(); sampindex += samples_this_time)
{
s32 cursample = 0;
/* compute the number of cycles until the next master oscillator reset */
/* or until the next noise boundary */
- samples_this_time = std::min<int>(dest.samples() - sampindex, 256 - master_count);
+ samples_this_time = std::min<int>(stream.samples() - sampindex, 256 - master_count);
samples_this_time = std::min(samples_this_time, 64 - noise_clock);
/* sum the output of the tone generators */
@@ -152,7 +151,7 @@ void astrocade_io_device::sound_stream_update(sound_stream &stream, std::vector<
cursample += m_reg[7] >> 4;
/* scale to max and output */
- dest.fill(stream_buffer::sample_t(cursample) * sample_scale, sampindex, samples_this_time);
+ stream.fill(0, sound_stream::sample_t(cursample) * sample_scale, sampindex, samples_this_time);
/* clock the noise; a 2-bit counter clocks a 4-bit counter which clocks the LFSR */
noise_clock += samples_this_time;