Doug Gordon wrote:

For one thing, is there anything special required to get the bitmap drawn in dbl-density mode on a device with a 320x320 screen?

yes you need to convert it to a bmpV3:

Just after you convert your jpeg->bmp you may convert it bmp->bmpV3 using:

    err = pnoJpeg2Bmp2DoubleDensity(jpegLibRef, bmp, &bmpV3);


If my
extracted bitmap itself is 160x160 and I draw it to such a device, will it draw in "single density" mode where it would fill up the screen but the pixels would be big and blocky, or will it draw in a true 160x160 grid, basically taking up 1/4 of the screen, but with sharp detail?

you have both options as stated above:

* use bmp pointer to draw it on fullScreen
* use the bmpV3 pointer to draw it on 1/4 of screen with a better quality


 Doug Gordon



regards

Erico Franco
MicroMagic

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