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author Olivier Galibert <galibert@pobox.com>2025-04-14 11:31:53 +0200
committer Olivier Galibert <galibert@pobox.com>2025-04-14 22:28:31 +0200
commitcef6157803320544651bfc96457d2f8a6df0abd6 (patch)
treef8a64867e3d654cdcad5f4c24824ea82e2c77194 /src/devices/sound/cem3394.cpp
parent9473c027358e1a2d5c93d240a48052368f9d3b84 (diff)
New sound infrastructure.sound
Should be added soon: - mute - lua hookup (with documentation) - speaker/microphone resampling To be added a little later: - compression - reverb Needs to be added by someone else: - coreaudio - direct - portaudio - xaudio2 - js
Diffstat (limited to 'src/devices/sound/cem3394.cpp')
-rw-r--r--src/devices/sound/cem3394.cpp13
1 files changed, 5 insertions, 8 deletions
diff --git a/src/devices/sound/cem3394.cpp b/src/devices/sound/cem3394.cpp
index b047092e00b..d2920a333c6 100644
--- a/src/devices/sound/cem3394.cpp
+++ b/src/devices/sound/cem3394.cpp
@@ -296,16 +296,13 @@ double cem3394_device::filter(double input, double cutoff)
// buffer in mono
//-------------------------------------------------
-void cem3394_device::sound_stream_update(sound_stream &stream, std::vector<read_stream_view> const &inputs, std::vector<write_stream_view> &outputs)
+void cem3394_device::sound_stream_update(sound_stream &stream)
{
- auto &external = inputs[0];
- auto &buffer = outputs[0];
-
if (m_wave_select == 0 && m_mixer_external == 0)
LOGMASKED(LOG_VALUES, "%f V didn't cut it\n", m_values[WAVE_SELECT]);
// loop over samples
- for (int sampindex = 0; sampindex < buffer.samples(); sampindex++)
+ for (int sampindex = 0; sampindex < stream.samples(); sampindex++)
{
// get the current VCO position and step it forward
double vco_position = m_vco_position;
@@ -336,7 +333,7 @@ void cem3394_device::sound_stream_update(sound_stream &stream, std::vector<read_
// compute extension input (for Bally/Sente this is the noise)
if (ENABLE_EXTERNAL)
- result += EXTERNAL_VOLUME * m_mixer_external * external.get(sampindex);
+ result += EXTERNAL_VOLUME * m_mixer_external * stream.get(0, sampindex);
// compute the modulated filter frequency and apply the filter
// modulation tracks the VCO triangle
@@ -344,7 +341,7 @@ void cem3394_device::sound_stream_update(sound_stream &stream, std::vector<read_
result = filter(result, filter_freq);
// write the sample
- buffer.put(sampindex, result * m_volume);
+ stream.put(0, sampindex, result * m_volume);
}
}
@@ -407,7 +404,7 @@ double cem3394_device::compute_db(double voltage)
}
-stream_buffer::sample_t cem3394_device::compute_db_volume(double voltage)
+sound_stream::sample_t cem3394_device::compute_db_volume(double voltage)
{
double temp;