预定义常量

下列常量由此扩展定义，且仅在此扩展编译入 PHP 或在运行时动态载入时可用。

ALC_FREQUENCY ( integer)

Context Attribute

ALC_REFRESH ( integer)

Context Attribute

ALC_SYNC ( integer)

Context Attribute

AL_FREQUENCY ( integer)

Buffer Setting

AL_BITS ( integer)

Buffer Setting

AL_CHANNELS ( integer)

Buffer Setting

AL_SIZE ( integer)

Buffer Setting

AL_BUFFER ( integer)

Source/Listener Setting (Integer)

AL_SOURCE_RELATIVE ( integer)

Source/Listener Setting (Integer)

AL_SOURCE_STATE ( integer)

Source/Listener Setting (Integer)

AL_PITCH ( integer)

Source/Listener Setting (Float)

AL_GAIN ( integer)

Source/Listener Setting (Float)

AL_MIN_GAIN ( integer)

Source/Listener Setting (Float)

AL_MAX_GAIN ( integer)

Source/Listener Setting (Float)

AL_MAX_DISTANCE ( integer)

Source/Listener Setting (Float)

AL_ROLLOFF_FACTOR ( integer)

Source/Listener Setting (Float)

AL_CONE_OUTER_GAIN ( integer)

Source/Listener Setting (Float)

AL_CONE_INNER_ANGLE ( integer)

Source/Listener Setting (Float)

AL_CONE_OUTER_ANGLE ( integer)

Source/Listener Setting (Float)

AL_REFERENCE_DISTANCE ( integer)

Source/Listener Setting (Float)

AL_POSITION ( integer)

Source/Listener Setting (Float Vector)

AL_VELOCITY ( integer)

Source/Listener Setting (Float Vector)

AL_DIRECTION ( integer)

Source/Listener Setting (Float Vector)

AL_ORIENTATION ( integer)

Source/Listener Setting (Float Vector)

AL_FORMAT_MONO8 ( integer)

PCM Format

AL_FORMAT_MONO16 ( integer)

PCM Format

AL_FORMAT_STEREO8 ( integer)

PCM Format

AL_FORMAT_STEREO16 ( integer)

PCM Format

AL_INITIAL ( integer)

Source State

AL_PLAYING ( integer)

Source State

AL_PAUSED ( integer)

Source State

AL_STOPPED ( integer)

Source State

AL_LOOPING ( integer)

Source State

AL_TRUE ( integer)

Boolean value recognized by OpenAL

AL_FALSE ( integer)

Boolean value recognized by OpenAL