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optimized voice stealing

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This commit is contained in:
Chris
2023-08-07 13:44:24 +02:00
parent 046a74ef5b
commit 1824fcd4d8
1 changed files with 10 additions and 3 deletions
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11
synth/voice_allocator.h
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@@ -11,7 +11,7 @@ public:
std::vector<t_voice> voices; std::vector<t_voice> voices;
voice_allocator() voice_allocator()
: voices(8, t_voice()) : voices(4, t_voice())
{ {
// checks whether template derives from ivoice // checks whether template derives from ivoice
typedef t_voice assert_at_compile_time[is_convertible<t_voice>::value ? 1 : -1]; typedef t_voice assert_at_compile_time[is_convertible<t_voice>::value ? 1 : -1];
@@ -92,6 +92,7 @@ public:
private: private:
std::vector<midi_event> input_queue; std::vector<midi_event> input_queue;
int index_to_steal = 0;
t_voice* get_free_voice(float frequency) t_voice* get_free_voice(float frequency)
{ {
@@ -118,7 +119,13 @@ private:
} }
if (free_voice == nullptr) { if (free_voice == nullptr) {
free_voice = &voices.at(0); free_voice = &voices.at(index_to_steal);
if (index_to_steal < voices.size() - 1) {
index_to_steal++;
} else {
index_to_steal = 0;
}
} }
return free_voice; return free_voice;