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Diffstat (limited to 'src/mame/audio/channelf.cpp')
-rw-r--r--src/mame/audio/channelf.cpp17
1 files changed, 8 insertions, 9 deletions
diff --git a/src/mame/audio/channelf.cpp b/src/mame/audio/channelf.cpp
index 5003f28ae3a..ec4971d35df 100644
--- a/src/mame/audio/channelf.cpp
+++ b/src/mame/audio/channelf.cpp
@@ -30,7 +30,7 @@ void channelf_sound_device::device_start()
{
int rate;
- m_channel = stream_alloc_legacy(0, 1, machine().sample_rate());
+ m_channel = stream_alloc(0, 1, machine().sample_rate());
rate = machine().sample_rate();
/*
@@ -67,19 +67,18 @@ void channelf_sound_device::device_start()
}
//-------------------------------------------------
-// sound_stream_update_legacy - handle a stream update
+// sound_stream_update - handle a stream update
//-------------------------------------------------
-void channelf_sound_device::sound_stream_update_legacy(sound_stream &stream, stream_sample_t const * const *inputs, stream_sample_t * const *outputs, int samples)
+void channelf_sound_device::sound_stream_update(sound_stream &stream, std::vector<read_stream_view> const &inputs, std::vector<write_stream_view> &outputs)
{
uint32_t mask = 0, target = 0;
- stream_sample_t *buffer = outputs[0];
- stream_sample_t *sample = buffer;
+ auto &buffer = outputs[0];
switch( m_sound_mode )
{
case 0: /* sound off */
- memset(buffer,0,sizeof(*buffer)*samples);
+ buffer.fill(0);
return;
case 1: /* high tone (2V) - 1000Hz */
@@ -96,12 +95,12 @@ void channelf_sound_device::sound_stream_update_legacy(sound_stream &stream, str
break;
}
- while (samples-- > 0)
+ for (int sampindex = 0; sampindex < buffer.samples(); sampindex++)
{
if ((m_forced_ontime > 0) || ((m_sample_counter & mask) == target)) // change made for improved sound
- *sample++ = m_envelope;
+ buffer.put_int(sampindex, m_envelope, 32768);
else
- *sample++ = 0;
+ buffer.put(sampindex, 0);
m_sample_counter += m_incr;
m_envelope *= m_decay_mult;
if (m_forced_ontime > 0) // added for improved sound