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Implement AudioSubmix

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This commit is contained in:
Jack Andersen
2016-05-06 18:28:32 -10:00
parent 4ecea8ac3f
commit 4b969fd475
12 changed files with 396 additions and 43 deletions
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28
lib/audiodev/AudioMatrix.hpp
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@@ -4,11 +4,39 @@
#include "boo/audiodev/IAudioVoice.hpp"
#include <vector>
#include <stdint.h>
#include <limits.h>
namespace boo
{
struct AudioVoiceEngineMixInfo;
static inline int16_t Clamp16(float in)
{
if (in < SHRT_MIN)
return SHRT_MIN;
else if (in > SHRT_MAX)
return SHRT_MAX;
return in;
}
static inline int32_t Clamp32(float in)
{
if (in < INT_MIN)
return INT_MIN;
else if (in > INT_MAX)
return INT_MAX;
return in;
}
static inline float ClampFlt(float in)
{
if (in < -1.f)
return -1.f;
else if (in > 1.f)
return 1.f;
return in;
}
class AudioMatrixMono
{
float m_coefs[8];