LaTeX技巧012：LaTeX 插图加载宏包

LaTeX 插图加载宏包。支持 LaTeX - DVIPDFMx; pdfLaTeX; XeLaTeX 三种编译方式，支持 eps/pdf/jpg/png 等图片格式。

 1 % Put this snippet in your preamble.
 2 \usepackage{ifpdf, ifxetex}
 3 \ifxetex
 4   \usepackage{graphicx}
 5 \else
 6   \ifpdf
 7     \usepackage{graphicx}
 8     \usepackage{epstopdf}
 9   \else
10     \usepackage[dvipdfm]{graphicx}
11     \usepackage{bmpsize}
12   \fi
13 \fi