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产生的图片右边多了一个象素的空白 #1

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caixw opened this issue May 29, 2015 · 0 comments
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产生的图片右边多了一个象素的空白 #1

caixw opened this issue May 29, 2015 · 0 comments
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caixw commented May 29, 2015

所有图像，右边和下边都会比左边和上边多一个单位的空白
@caixw caixw added the bug label May 29, 2015
@caixw caixw self-assigned this May 29, 2015
@caixw caixw closed this as completed in fb104fe May 29, 2015
@caixw caixw mentioned this issue Jun 29, 2015
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caixw added a commit that referenced this issue Jun 29, 2015
@caixw
解决图像右边多出一个单位的白边问题
8c2e953 
之前#1并未正直解决该bug，而是简单的减少图像一个像素；
出现#1的bug的真正原因是因为，坐标旋转的时候，中心坐标并未指向中心，而是向右下方偏移了0.5个坐标点。
而且在计算blocksize时，是先计算结果，再转换成float，致使计算结果并未真正取到小数位。

update #1 close #2
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