【开源中国 APP 全新上线】“动弹” 回归、集成大模型对话、畅读技术报告”
以下是获取图片4个顶点的算法,谁能告诉我这个公式是如何实现的呀?或者告诉下网址,我自己去看也行
// 图片4个顶点的坐标
x1 = f[0] * 0 + f[1] * 0 + f[2];
y1 = f[3] * 0 + f[4] * 0 + f[5];
x2 = f[0] * sourceBit.getWidth() + f[1] * 0 + f[2];
y2 = f[3] * sourceBit.getWidth() + f[4] * 0 + f[5];
x3 = f[0] * 0 + f[1] * sourceBit.getHeight() + f[2];
y3 = f[3] * 0 + f[4] * sourceBit.getHeight() + f[5];
x4 = f[0] * sourceBit.getWidth() + f[1] * sourceBit.getHeight() + f[2];
y4 = f[3] * sourceBit.getWidth() + f[4] * sourceBit.getHeight() + f[5];