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README.md
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@ -6,11 +6,12 @@ BMP Viewer for the Apple II
Introduction Introduction
============ ============
This project is based on the work of Arnaud Cocquière and his hommage to Steve Jobs. This project is based on the work of Arnaud Cocquière and his hommage to Steve Jobs.
http://www.ctrl-pomme-reset.fr/2011/10/11/hommage/
<http://www.ctrl-pomme-reset.fr/2011/10/11/hommage/>
Unlike most images shown on the Apple II, the image displayed is actually a BMP file Unlike most images shown on the Apple II, the image displayed is actually a BMP file
without additional conversion. The disk includes the sources for the BMP viewer, so I without additional conversion. The disk includes the sources for the BMP viewer, so I
decided to study it and learn a bit of 6502 assemmbly and graphics programming on the decided to study it and learn a bit of 6502 assembly and graphics programming on the
Apple II. Apple II.
Since my Apple IIc supports DHGR graphics I started playing with it to add support to Since my Apple IIc supports DHGR graphics I started playing with it to add support to
16 color BMPs and monochrome pictures in Double High-Res. I thought this could be useful 16 color BMPs and monochrome pictures in Double High-Res. I thought this could be useful
@ -29,11 +30,10 @@ BRUN DISPLAY
Supported formats Supported formats
================= =================
The viewer supports BMP Images with the following resolutions and color depths The viewer supports BMP Images with the following resolutions and color depths
Monochrome (1bit color depth) 280 x 192 px * Monochrome (1bit color depth) 280 x 192 px
Monochrome (1bit color depth) 560 x 192 px * Monochrome (1bit color depth) 560 x 192 px
16 Color (4bit color depth) 140 x 192 px * 16 Color (4bit color depth) 140 x 192 px
The formats are automatically detected based on the horizontal resolution. Using different The formats are automatically detected based on the horizontal resolution. Using different
formats as the ones listed may lead to unexpected results since the format check has been formats as the ones listed may lead to unexpected results since the format check has been
kept as simple as possible. kept as simple as possible.