src/auxeffectslot.cpp

   1
   2 #include "config.h"
   3
   4 #include "auxeffectslot.h"
   5
   6 #include <stdexcept>
   7
   8 #include "al.h"
   9 #include "alext.h"
  10
  11 #include "context.h"
  12 #include "effect.h"
  13
  14 namespace alure
  15 {
  16
  17 static inline bool operator<(const SourceSend &lhs, const SourceSend &rhs)
  18 { return lhs.mSource < rhs.mSource || (lhs.mSource == rhs.mSource && lhs.mSend < rhs.mSend); }
  19 static inline bool operator==(const SourceSend &lhs, const SourceSend &rhs)
  20 { return lhs.mSource == rhs.mSource && lhs.mSend == rhs.mSend; }
  21 static inline bool operator!=(const SourceSend &lhs, const SourceSend &rhs)
  22 { return !(lhs == rhs); }
  23
  24 void AuxiliaryEffectSlotImpl::addSourceSend(SourceSend source_send)
  25 {
  26     auto iter = std::lower_bound(mSourceSends.begin(), mSourceSends.end(), source_send);
  27     if(iter == mSourceSends.end() || *iter != source_send)
  28         mSourceSends.insert(iter, source_send);
  29 }
  30
  31 void AuxiliaryEffectSlotImpl::removeSourceSend(SourceSend source_send)
  32 {
  33     auto iter = std::lower_bound(mSourceSends.begin(), mSourceSends.end(), source_send);
  34     if(iter != mSourceSends.end() && *iter == source_send)
  35         mSourceSends.erase(iter);
  36 }
  37
  38
  39 void AuxiliaryEffectSlotImpl::setGain(ALfloat gain)
  40 {
  41     if(!(gain >= 0.0f && gain <= 1.0f))
  42         throw std::runtime_error("Gain out of range");
  43     CheckContext(mContext);
  44     mContext->alAuxiliaryEffectSlotf(mId, AL_EFFECTSLOT_GAIN, gain);
  45 }
  46
  47 void AuxiliaryEffectSlotImpl::setSendAuto(bool sendauto)
  48 {
  49     CheckContext(mContext);
  50     mContext->alAuxiliaryEffectSloti(mId, AL_EFFECTSLOT_AUXILIARY_SEND_AUTO, sendauto ? AL_TRUE : AL_FALSE);
  51 }
  52
  53 void AuxiliaryEffectSlotImpl::applyEffect(Effect effect)
  54 {
  55     const EffectImpl *eff = effect.getHandle();
  56     if(!eff) throw std::runtime_error("Invalid Effect");
  57     CheckContext(mContext);
  58
  59     mContext->alAuxiliaryEffectSloti(mId, AL_EFFECTSLOT_EFFECT, eff->getId());
  60 }
  61
  62
  63 void AuxiliaryEffectSlotImpl::release()
  64 {
  65     CheckContext(mContext);
  66     if(isInUse())
  67         throw std::runtime_error("AuxiliaryEffectSlot is in use");
  68
  69     alGetError();
  70     mContext->alDeleteAuxiliaryEffectSlots(1, &mId);
  71     if(alGetError() != AL_NO_ERROR)
  72         throw std::runtime_error("AuxiliaryEffectSlot failed to delete");
  73     mId = 0;
  74
  75     delete this;
  76 }
  77
  78
  79 DECL_THUNK1(void, AuxiliaryEffectSlot, setGain,, ALfloat)
  80 DECL_THUNK1(void, AuxiliaryEffectSlot, setSendAuto,, bool)
  81 DECL_THUNK1(void, AuxiliaryEffectSlot, applyEffect,, Effect)
  82 void AuxiliaryEffectSlot::release()
  83 {
  84     pImpl->release();
  85     pImpl = nullptr;
  86 }
  87 DECL_THUNK0(Vector<SourceSend>, AuxiliaryEffectSlot, getSourceSends, const)
  88 DECL_THUNK0(bool, AuxiliaryEffectSlot, isInUse, const)
  89
  90 } // namespace alure