42 typedef short (
Mixer::*mixer_func_t)()
const;
54 std::vector<sidemu*> m_chips;
55 std::vector<short*> m_buffers;
57 std::vector<int_least32_t> m_iSamples;
58 std::vector<int_least32_t> m_volume;
60 std::vector<mixer_func_t> m_mix;
63 int m_fastForwardFactor;
66 short *m_sampleBuffer;
67 uint_least32_t m_sampleCount;
68 uint_least32_t m_sampleIndex;
75 int triangularDithering()
77 const int prevValue = oldRandomValue;
79 return oldRandomValue - prevValue;
82 short channel1MonoMix()
const {
return static_cast<short>((m_iSamples[0] + m_iSamples[1]) / 2); }
83 short channel1StereoMix()
const {
return static_cast<short>(m_iSamples[0]); }
85 short channel2FromMonoMix()
const {
return static_cast<short>(m_iSamples[0]); }
86 short channel2FromStereoMix()
const {
return static_cast<short>(m_iSamples[1]); }
96 event_context(*context),
98 m_fastForwardFactor(1),
102 m_mix.push_back(&Mixer::channel1MonoMix);
121 void begin(
short *buffer, uint_least32_t count);
141 sidemu*
getSid(
unsigned int i)
const {
return (i < m_chips.size()) ? m_chips[i] : 0; }
157 void setVolume(int_least32_t left, int_least32_t right);
169 bool notFinished()
const {
return m_sampleIndex != m_sampleCount; }
static const int_least32_t VOLUME_MAX
Definition: mixer.h:46
void setStereo(bool stereo)
Definition: mixer.cpp:174
bool notFinished() const
Definition: mixer.h:169
bool setFastForward(int ff)
Definition: mixer.cpp:186
void setVolume(int_least32_t left, int_least32_t right)
Definition: mixer.cpp:195
uint_least32_t samplesGenerated() const
Definition: mixer.h:174
void addSid(sidemu *chip)
Definition: mixer.cpp:160
sidemu * getSid(unsigned int i) const
Definition: mixer.h:141
void clearSids()
Definition: mixer.cpp:154
void reset()
Definition: mixer.cpp:135
Mixer(EventContext *context)
Definition: mixer.h:94
void begin(short *buffer, uint_least32_t count)
Definition: mixer.cpp:140
void event()
Definition: mixer.cpp:64