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2014/10/15 ¤U¤È 10:16:03
iphone Programming Glossary: x4aiPhone image stretching (skew) http://stackoverflow.com/questions/2351586/iphone-image-stretching-skew obtain the transform to convert a rectangle X Y W H to any quadrilateral x1a y1a x2a y2a x3a y3a x4a y4a use this function you may need a transpose function compute_transform_matrix X Y W H x1a y1a x2a.. you may need a transpose function compute_transform_matrix X Y W H x1a y1a x2a y2a x3a y3a x4a y4a var y21 y2a y1a y32 y3a y2a y43 y4a y3a y14 y1a y4a y31 y3a y1a y42 y4a y2a var a H x2a x3a y14.. y21 y2a y1a y32 y3a y2a y43 y4a y3a y14 y1a y4a y31 y3a y1a y42 y4a y2a var a H x2a x3a y14 x2a x4a y31 x1a x4a y32 x1a x3a y42 var b W x2a x3a y14 x3a x4a y21 x1a x4a y32 x1a x2a y43 var c H X x2a x3a..
iPhone image stretching (skew) http://stackoverflow.com/questions/2351586/iphone-image-stretching-skew due to convention of using row or column vectors. To obtain the transform to convert a rectangle X Y W H to any quadrilateral x1a y1a x2a y2a x3a y3a x4a y4a use this function you may need a transpose function compute_transform_matrix X Y W H x1a y1a x2a y2a x3a y3a x4a y4a var y21 y2a y1a y32 y3a y2a y43 y4a y3a.. any quadrilateral x1a y1a x2a y2a x3a y3a x4a y4a use this function you may need a transpose function compute_transform_matrix X Y W H x1a y1a x2a y2a x3a y3a x4a y4a var y21 y2a y1a y32 y3a y2a y43 y4a y3a y14 y1a y4a y31 y3a y1a y42 y4a y2a var a H x2a x3a y14 x2a x4a y31 x1a x4a y32 x1a x3a y42 var b W x2a x3a y14 x3a.. X Y W H x1a y1a x2a y2a x3a y3a x4a y4a var y21 y2a y1a y32 y3a y2a y43 y4a y3a y14 y1a y4a y31 y3a y1a y42 y4a y2a var a H x2a x3a y14 x2a x4a y31 x1a x4a y32 x1a x3a y42 var b W x2a x3a y14 x3a x4a y21 x1a x4a y32 x1a x2a y43 var c H X x2a x3a y14 x2a x4a y31 x1a x4a y32 x1a x3a y42 H W x1a x4a y32 x3a..
iPhone image stretching (skew) http://stackoverflow.com/questions/2351586/iphone-image-stretching-skew or column vectors. To obtain the transform to convert a rectangle X Y W H to any quadrilateral x1a y1a x2a y2a x3a y3a x4a y4a use this function you may need a transpose function compute_transform_matrix X Y W H x1a y1a x2a y2a x3a y3a x4a y4a.. x4a y4a use this function you may need a transpose function compute_transform_matrix X Y W H x1a y1a x2a y2a x3a y3a x4a y4a var y21 y2a y1a y32 y3a y2a y43 y4a y3a y14 y1a y4a y31 y3a y1a y42 y4a y2a var a H x2a x3a y14 x2a x4a y31 x1a x4a.. x3a y3a x4a y4a var y21 y2a y1a y32 y3a y2a y43 y4a y3a y14 y1a y4a y31 y3a y1a y42 y4a y2a var a H x2a x3a y14 x2a x4a y31 x1a x4a y32 x1a x3a y42 var b W x2a x3a y14 x3a x4a y21 x1a x4a y32 x1a x2a y43 var c H X x2a x3a y14 x2a x4a y31 x1a..
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