A bitmap font is an image/texture file (just like a sprite sheet), and a text file with the glyphs coordinates. For each glyph, you will find its size and position on the texture file, and different parameters for the text positions when you write a sentence (the kernings for example). Using a bitmap font in a game allows a faster rendering compared to a traditional true type font rendering, and y
![bmGlyph - bitmap font generator for Mac OSX](https://cdn-ak-scissors.b.st-hatena.com/image/square/f101a3bdf2b910bc7ac869f2c60ec4595a419118/height=288;version=1;width=512/https%3A%2F%2Fwww.bmglyph.com%2Fimg_bmglyph%2FMBP_795px2.png)