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PHP5中文手册
swf_lookat(PHP 4) swf_lookat — Define a viewing transformation 说明
void swf_lookat
( float $view_x
, float $view_y
, float $view_z
, float $reference_x
, float $reference_y
, float $reference_z
, float $twist
)
Defines a viewing transformation by giving the viewing position and the coordinates of a reference point in the scene. 参数
返回值无返回值。 |