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Dramatically improve ASCII renderer

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Signed-off-by: Hans Kokx <hans.d.kokx@gmail.com>
This commit is contained in:
Hans Kokx
2026-03-16 13:33:48 +01:00
parent 76b639656f
commit 6d74208ff4
1 changed files with 39 additions and 25 deletions
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64
packages/wolf_3d_renderer/lib/wolf_3d_ascii_renderer.dart
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@@ -63,7 +63,7 @@ class _WolfAsciiRendererState extends State<WolfAsciiRenderer>
// Calculate frame synchronously and trigger UI rebuild
setState(() {
// 120x40 is a great sweet spot for text density vs aspect ratio
_asciiFrame = _asciiRasterizer.render(engine, FrameBuffer(120, 40));
_asciiFrame = _asciiRasterizer.render(engine, FrameBuffer(160, 100));
});
}
@@ -87,34 +87,48 @@ class _WolfAsciiRendererState extends State<WolfAsciiRenderer>
autofocus: true,
onKeyEvent: (_) {},
// Added the missing argument here
child: _asciiFrame.isEmpty
? const SizedBox.shrink()
: _buildAsciiFrame(_asciiFrame),
child: Center(
child: _asciiFrame.isEmpty
? const SizedBox.shrink()
: AsciiFrameWidget(frameData: _asciiFrame),
),
),
);
}
}
Widget _buildAsciiFrame(List<List<ColoredChar>> frameData) {
return Column(
mainAxisAlignment: MainAxisAlignment.center,
children: frameData.map((row) {
return RichText(
text: TextSpan(
style: const TextStyle(
fontFamily: 'Courier',
fontSize: 8, // Bumped slightly for better visibility
height: 1.0,
letterSpacing: 2.0,
),
children: row.map((cell) {
return TextSpan(
text: cell.char,
style: TextStyle(color: cell.color),
);
}).toList(),
),
);
}).toList(),
class AsciiFrameWidget extends StatelessWidget {
final List<List<ColoredChar>> frameData;
const AsciiFrameWidget({super.key, required this.frameData});
@override
Widget build(BuildContext context) {
return FittedBox(
fit: BoxFit.contain,
child: Container(
padding: const EdgeInsets.all(16.0),
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: frameData.map((row) {
return RichText(
text: TextSpan(
style: const TextStyle(
fontFamily: 'monospace',
height: 1.0,
letterSpacing: 2.0,
),
children: row.map((cell) {
return TextSpan(
text: cell.char,
style: TextStyle(color: cell.color),
);
}).toList(),
),
);
}).toList(),
),
),
);
}
}