MAME/floppy.patch
XargonWan d41d09b82f
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MAME: updated to 0270 + repo and manifest cleanup
2024-10-29 10:59:32 +09:00

42 lines
1.6 KiB
Diff

diff --git a/src/devices/imagedev/floppy.cpp b/src/devices/imagedev/floppy.cpp
index b0a520a0..7f733635 100644
--- a/src/devices/imagedev/floppy.cpp
+++ b/src/devices/imagedev/floppy.cpp
@@ -1709,9 +1709,11 @@ void floppy_sound_device::sound_stream_update(sound_stream &stream, std::vector<
{
m_idx = m_spin_playback_sample;
sampleend = m_sample[m_idx].data.size();
- out = m_sample[m_idx].data[m_spin_samplepos++];
- if (m_spin_samplepos >= sampleend)
+ m_spin_samplepos++;
+ if (m_spin_samplepos < sampleend)
+ out = m_sample[m_idx].data[m_spin_samplepos];
+ else
{
// Motor sample has completed
switch (m_spin_playback_sample)
@@ -1765,7 +1767,8 @@ void floppy_sound_device::sound_stream_update(sound_stream &stream, std::vector<
m_idx = m_step_base + m_seek_playback_sample;
sampleend = m_sample[m_idx].data.size();
// Mix it into the stream value
- out += m_sample[m_idx].data[(int)m_seek_samplepos];
+ if (m_seek_samplepos < sampleend)
+ out += m_sample[m_idx].data[(int)m_seek_samplepos];
// By adding different values than 1, we can change the playback speed
// This will be used to adjust the seek sound
m_seek_samplepos += m_seek_pitch;
@@ -1783,8 +1786,10 @@ void floppy_sound_device::sound_stream_update(sound_stream &stream, std::vector<
sampleend = m_sample[m_idx].data.size();
// Mix it into the stream value
- out += m_sample[m_idx].data[m_step_samplepos++];
- if (m_step_samplepos >= sampleend)
+ m_step_samplepos++;
+ if (m_step_samplepos < sampleend)
+ out += m_sample[m_idx].data[m_step_samplepos];
+ else
{
// Step sample done
m_step_samplepos = 0;