openal_source_get
(PECL openal:0.1)
openal_source_get —
Retrieve an OpenAL source property
说明
mixed openal_source_get
( resource $source
, int $property
)
参数
-
source
-
An Open AL(Source) resource
(previously created by openal_source_create()).
-
property
-
Property to get, one of:
AL_SOURCE_RELATIVE (int),
AL_SOURCE_STATE (int),
AL_PITCH (float),
AL_GAIN (float),
AL_MIN_GAIN (float),
AL_MAX_GAIN (float),
AL_MAX_DISTANCE (float),
AL_ROLLOFF_FACTOR (float),
AL_CONE_OUTER_GAIN (float),
AL_CONE_INNER_ANGLE (float),
AL_CONE_OUTER_ANGLE (float),
AL_REFERENCE_DISTANCE (float),
AL_POSITION (array(float,float,float)),
AL_VELOCITY (array(float,float,float)),
AL_DIRECTION (array(float,float,float)).
返回值
Returns the type associated with the property being retrieved
or FALSE on failure.