142 lines
4.3 KiB
C++
142 lines
4.3 KiB
C++
#include "config.h"
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#include <cstdlib>
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#include "AL/al.h"
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#include "AL/alc.h"
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#include "alMain.h"
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#include "alcontext.h"
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#include "alAuxEffectSlot.h"
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#include "alError.h"
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struct ALnullState final : public EffectState {
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ALnullState();
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~ALnullState() override;
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ALboolean deviceUpdate(const ALCdevice *device) override;
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void update(const ALCcontext *context, const ALeffectslot *slot, const ALeffectProps *props, const EffectTarget target) override;
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void process(ALsizei samplesToDo, const ALfloat (*RESTRICT samplesIn)[BUFFERSIZE], const ALsizei numInput, ALfloat (*RESTRICT samplesOut)[BUFFERSIZE], const ALsizei numOutput) override;
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DEF_NEWDEL(ALnullState)
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};
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/* This constructs the effect state. It's called when the object is first
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* created.
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*/
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ALnullState::ALnullState() = default;
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/* This destructs the effect state. It's called only when the effect slot is no
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* longer used prior to being freed.
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*/
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ALnullState::~ALnullState() = default;
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/* This updates the device-dependant effect state. This is called on
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* initialization and any time the device parameters (eg. playback frequency,
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* format) have been changed.
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*/
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ALboolean ALnullState::deviceUpdate(const ALCdevice* UNUSED(device))
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{
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return AL_TRUE;
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}
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/* This updates the effect state. This is called any time the effect is
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* (re)loaded into a slot.
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*/
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void ALnullState::update(const ALCcontext* UNUSED(context), const ALeffectslot* UNUSED(slot), const ALeffectProps* UNUSED(props), const EffectTarget UNUSED(target))
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{
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}
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/* This processes the effect state, for the given number of samples from the
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* input to the output buffer. The result should be added to the output buffer,
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* not replace it.
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*/
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void ALnullState::process(ALsizei /*samplesToDo*/, const ALfloat (*RESTRICT /*samplesIn*/)[BUFFERSIZE], const ALsizei /*numInput*/, ALfloat (*RESTRICT /*samplesOut*/)[BUFFERSIZE], const ALsizei /*numOutput*/)
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{
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}
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struct NullStateFactory final : public EffectStateFactory {
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EffectState *create() override;
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};
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/* Creates ALeffectState objects of the appropriate type. */
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EffectState *NullStateFactory::create()
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{ return new ALnullState{}; }
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EffectStateFactory *NullStateFactory_getFactory()
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{
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static NullStateFactory NullFactory{};
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return &NullFactory;
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}
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void ALnull_setParami(ALeffect *UNUSED(effect), ALCcontext *context, ALenum param, ALint UNUSED(val))
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{
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switch(param)
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{
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default:
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alSetError(context, AL_INVALID_ENUM, "Invalid null effect integer property 0x%04x", param);
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}
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}
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void ALnull_setParamiv(ALeffect *UNUSED(effect), ALCcontext *context, ALenum param, const ALint* UNUSED(vals))
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{
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switch(param)
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{
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default:
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alSetError(context, AL_INVALID_ENUM, "Invalid null effect integer-vector property 0x%04x", param);
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}
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}
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void ALnull_setParamf(ALeffect *UNUSED(effect), ALCcontext *context, ALenum param, ALfloat UNUSED(val))
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{
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switch(param)
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{
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default:
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alSetError(context, AL_INVALID_ENUM, "Invalid null effect float property 0x%04x", param);
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}
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}
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void ALnull_setParamfv(ALeffect *UNUSED(effect), ALCcontext *context, ALenum param, const ALfloat* UNUSED(vals))
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{
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switch(param)
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{
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default:
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alSetError(context, AL_INVALID_ENUM, "Invalid null effect float-vector property 0x%04x", param);
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}
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}
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void ALnull_getParami(const ALeffect *UNUSED(effect), ALCcontext *context, ALenum param, ALint* UNUSED(val))
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{
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switch(param)
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{
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default:
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alSetError(context, AL_INVALID_ENUM, "Invalid null effect integer property 0x%04x", param);
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}
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}
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void ALnull_getParamiv(const ALeffect *UNUSED(effect), ALCcontext *context, ALenum param, ALint* UNUSED(vals))
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{
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switch(param)
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{
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default:
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alSetError(context, AL_INVALID_ENUM, "Invalid null effect integer-vector property 0x%04x", param);
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}
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}
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void ALnull_getParamf(const ALeffect *UNUSED(effect), ALCcontext *context, ALenum param, ALfloat* UNUSED(val))
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{
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switch(param)
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{
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default:
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alSetError(context, AL_INVALID_ENUM, "Invalid null effect float property 0x%04x", param);
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}
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}
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void ALnull_getParamfv(const ALeffect *UNUSED(effect), ALCcontext *context, ALenum param, ALfloat* UNUSED(vals))
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{
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switch(param)
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{
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default:
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alSetError(context, AL_INVALID_ENUM, "Invalid null effect float-vector property 0x%04x", param);
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}
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}
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DEFINE_ALEFFECT_VTABLE(ALnull);
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